{"title":"Tubo PVC-O Orientado","description":"\u003cp\u003eTubos de PVC orientado (PVC-O) para adutoras, redes de distribuição de água e recalque de esgoto, de DN 100 a DN 600, classes PN 12,5, PN 16 e PN 20, em barras de 6 m com junta elástica integrada. A orientação molecular eleva a resistência do PVC a um MRS de 45 MPa, com parede mais fina, mais vazão e menos peso por metro.\u003c\/p\u003e\u003cp\u003eO diâmetro externo é equivalente ao do ferro fundido: a ponta do tubo acopla direto em conexões de ferro fundido NBR 7675, sem peça de transição. Cada página traz dimensões, pressão por temperatura, vazão e perda de carga, largura de vala, recobrimento e logística do diâmetro.\u003c\/p\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"min-width:650px;width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eDiâmetro\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eDE\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePN 12,5\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePN 16\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePN 20\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDN 100\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e118 mm\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e\n\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-12-5-dn-100\"\u003eágua PN 12,5\u003c\/a\u003e | \u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-12-5-dn-100\"\u003eesgoto PN 12,5\u003c\/a\u003e\n\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e\n\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-16-dn-100\"\u003eágua PN 16\u003c\/a\u003e | \u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-16-dn-100\"\u003eesgoto PN 16\u003c\/a\u003e\n\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e\n\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-20-dn-100\"\u003eágua PN 20\u003c\/a\u003e | \u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-20-dn-100\"\u003eesgoto PN 20\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDN 150\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e170 mm\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e\n\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-12-5-dn-150\"\u003eágua PN 12,5\u003c\/a\u003e | \u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-12-5-dn-150\"\u003eesgoto PN 12,5\u003c\/a\u003e\n\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e\n\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-16-dn-150\"\u003eágua PN 16\u003c\/a\u003e | \u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-16-dn-150\"\u003eesgoto PN 16\u003c\/a\u003e\n\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e\n\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-20-dn-150\"\u003eágua PN 20\u003c\/a\u003e | \u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-20-dn-150\"\u003eesgoto PN 20\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDN 200\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e222 mm\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e\n\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-12-5-dn-200\"\u003eágua PN 12,5\u003c\/a\u003e | \u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-12-5-dn-200\"\u003eesgoto PN 12,5\u003c\/a\u003e\n\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e\n\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-16-dn-200\"\u003eágua PN 16\u003c\/a\u003e | \u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-16-dn-200\"\u003eesgoto PN 16\u003c\/a\u003e\n\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e\n\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-20-dn-200\"\u003eágua PN 20\u003c\/a\u003e | \u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-20-dn-200\"\u003eesgoto PN 20\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDN 250\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e274 mm\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e\n\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-12-5-dn-250\"\u003eágua PN 12,5\u003c\/a\u003e | \u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-12-5-dn-250\"\u003eesgoto PN 12,5\u003c\/a\u003e\n\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e\n\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-16-dn-250\"\u003eágua PN 16\u003c\/a\u003e | \u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-16-dn-250\"\u003eesgoto PN 16\u003c\/a\u003e\n\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e\n\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-20-dn-250\"\u003eágua PN 20\u003c\/a\u003e | \u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-20-dn-250\"\u003eesgoto PN 20\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDN 300\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e326 mm\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e\n\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-12-5-dn-300\"\u003eágua PN 12,5\u003c\/a\u003e | \u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-12-5-dn-300\"\u003eesgoto PN 12,5\u003c\/a\u003e\n\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e\n\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-16-dn-300\"\u003eágua PN 16\u003c\/a\u003e | \u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-16-dn-300\"\u003eesgoto PN 16\u003c\/a\u003e\n\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e\n\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-20-dn-300\"\u003eágua PN 20\u003c\/a\u003e | \u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-20-dn-300\"\u003eesgoto PN 20\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDN 350\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e378 mm\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e\n\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-12-5-dn-350\"\u003eágua PN 12,5\u003c\/a\u003e | \u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-12-5-dn-350\"\u003eesgoto PN 12,5\u003c\/a\u003e\n\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e\n\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-16-dn-350\"\u003eágua PN 16\u003c\/a\u003e | \u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-16-dn-350\"\u003eesgoto PN 16\u003c\/a\u003e\n\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e\n\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-20-dn-350\"\u003eágua PN 20\u003c\/a\u003e | \u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-20-dn-350\"\u003eesgoto PN 20\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDN 400\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e429 mm\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e\n\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-12-5-dn-400\"\u003eágua PN 12,5\u003c\/a\u003e | \u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-12-5-dn-400\"\u003eesgoto PN 12,5\u003c\/a\u003e\n\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e\n\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-16-dn-400\"\u003eágua PN 16\u003c\/a\u003e | \u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-16-dn-400\"\u003eesgoto PN 16\u003c\/a\u003e\n\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e\n\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-20-dn-400\"\u003eágua PN 20\u003c\/a\u003e | \u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-20-dn-400\"\u003eesgoto PN 20\u003c\/a\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDN 500\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e532 mm\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e\n\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-12-5-dn-500\"\u003eágua PN 12,5\u003c\/a\u003e | \u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-12-5-dn-500\"\u003eesgoto PN 12,5\u003c\/a\u003e\n\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e\n\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-16-dn-500\"\u003eágua PN 16\u003c\/a\u003e | \u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-16-dn-500\"\u003eesgoto PN 16\u003c\/a\u003e\n\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003enão fabricado\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDN 600\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e635 mm\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e\n\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-12-5-dn-600\"\u003eágua PN 12,5\u003c\/a\u003e | \u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-12-5-dn-600\"\u003eesgoto PN 12,5\u003c\/a\u003e\n\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e\n\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-16-dn-600\"\u003eágua PN 16\u003c\/a\u003e | \u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-16-dn-600\"\u003eesgoto PN 16\u003c\/a\u003e\n\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003enão fabricado\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003cp\u003ePN 12,5 de DN 100 a DN 400 com preço na loja. Demais classes e diâmetros sob consulta: use o botão Solicitar proposta comercial na página do produto. Pedido mínimo de R$ 5.000,00 para a linha, frete FOB SP e prazo confirmado na cotação.\u003c\/p\u003e","products":[{"product_id":"tubo-pvc-o-agua-pn-12-5-dn-100","title":"Tubo PVC-O DEFOFO Água PN 12,5 DN 100 Barra 6m Junta Elástica JEI","description":"\u003cp\u003eTubo de PVC orientado (PVC-O) DN 100, classe de pressão PN 12,5, para adutoras e redes de distribuição de água potável. A orientação molecular nas direções axial e circunferencial alinha as cadeias do PVC e leva o material a um MRS de 45 MPa: a parede fica mais fina, o diâmetro interno maior e a rede ganha vazão com menos peso por metro.\u003c\/p\u003e\u003cp\u003eO diâmetro externo de \u003cstrong\u003e118 mm\u003c\/strong\u003e é equivalente ao do ferro fundido (DEFOFO). A ponta do tubo acopla em tubos e conexões de ferro fundido NBR 7675.\u003c\/p\u003e\u003ch2\u003eDestaques técnicos\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePressão nominal de 1,25 MPa\u003c\/strong\u003e com tolerância a transientes pontuais de até 1,5 vez a PN.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eResistência à fadiga\u003c\/strong\u003e para redes com partida e parada frequente de bombas.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGolpe de aríete menor\u003c\/strong\u003e: a elasticidade do PVC-O reduz a celeridade da onda de pressão em relação a ferro fundido e aço.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eImune à corrosão\u003c\/strong\u003e, com vida útil de projeto de 50 anos; estudos citados pela indústria indicam cerca de 100 anos.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJunta elástica integrada\u003c\/strong\u003e com anel em borracha EPDM, montagem por encaixe e sem solda.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDimensões do DN 100 PN 12,5\u003c\/h2\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eMedida\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eValor\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro nominal\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003eDN 100\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eClasse de pressão\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003ePN 12,5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro externo (DE)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e118 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eEspessura de parede (e)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e2,9 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro interno (DI)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e112,2 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eComprimento da bolsa (B)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e115 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eComprimento da barra (L)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e6 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eRelação DE\/e (SDR)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e40,7\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eTolerância de ovalização na recepção\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e2,7 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003cp\u003eCorpo branco com duas faixas azuis para identificação da rede. Barra fornecida com ponta chanfrada de fábrica, inclinação entre 12° e 15°.\u003c\/p\u003e\u003ch2\u003ePressão de trabalho por temperatura\u003c\/h2\u003e\u003cp\u003eAté 25 °C a pressão admissível é igual à nominal. Acima disso, multiplique a PN pelo fator ft. O PVC-O não é indicado para operação contínua acima de 45 °C.\u003c\/p\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eTemperatura da água\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eFator ft\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePressão admissível (PFA)\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 25 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,0\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,25 MPa (12,5 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 30 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,9\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,125 MPa (11,25 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 35 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,8\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,00 MPa (10 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 40 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,7\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,875 MPa (8,75 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 45 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,6\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,75 MPa (7,5 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch2\u003eDesempenho hidráulico\u003c\/h2\u003e\u003cp\u003eFaixa de velocidade recomendada pela NBR 15750: de 0,6 m\/s, para garantir autolimpeza, a 3,0 m\/s, para limitar desgaste e transientes.\u003c\/p\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"min-width:520px;width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVelocidade\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVazão (l\/s)\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVazão (m³\/h)\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePerda de carga (m\/km)\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e0,6 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e5,9\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e21\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e3,23\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e1 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e9,9\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e36\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e8,06\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e1,5 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e14,8\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e53\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e16,77\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e2 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e19,8\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e71\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e28,26\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e2,5 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e24,7\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e89\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e42,42\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e3 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e29,7\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e107\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e59,18\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch2\u003eInstalação\u003c\/h2\u003e\u003ch3\u003eLargura de vala para água\u003c\/h3\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"min-width:650px;width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eProfundidade da vala\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePontaletes\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eContínuo ou descontínuo\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eEspecial\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eMetálico-madeira\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 2 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,65 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,70 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,80 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,30 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eacima de 2 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,75 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,85 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,95 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,30 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch3\u003eRecobrimento mínimo\u003c\/h3\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eLocal da vala\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eRecobrimento mínimo\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob passeio\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,70 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob via pavimentada ou com meio-fio e sarjeta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,00 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob via de terra ou greide indefinido\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,20 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch3\u003eBerço e envoltória\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBerço de material granular fino com no mínimo 10 cm, sobre fundo de vala sem pedras. Não concrete o fundo da vala.\u003c\/li\u003e\n\u003cli\u003eEscave no mínimo 15 cm abaixo da cota de projeto para regularizar o berço. Em rocha, o rebaixo é obrigatório.\u003c\/li\u003e\n\u003cli\u003eEnvoltória em material granular classe II (areia grossa ou cascalho limpo), compactada em camadas de 10 a 15 cm, com grau mínimo de 95% do Proctor Normal.\u003c\/li\u003e\n\u003cli\u003eCompacte alternando os lados da vala, nunca sobre o tubo, até 30 cm acima da geratriz superior. Rolo ou pé de carneiro só a partir de 60 cm acima do tubo.\u003c\/li\u003e\n\u003cli\u003eAbra um nicho sob cada bolsa para que ela não sustente o peso da tubulação.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eMontagem da junta\u003c\/h3\u003e\u003col\u003e\n\u003cli\u003eConfira as extremidades do tubo e a integridade e o posicionamento do anel de vedação.\u003c\/li\u003e\n\u003cli\u003eLimpe com pano úmido a parte interna da bolsa e o anel.\u003c\/li\u003e\n\u003cli\u003eCalce a ponta e a bolsa para evitar contato com o solo e a entrada de areia e pedra.\u003c\/li\u003e\n\u003cli\u003eLubrifique o anel de vedação e a parte interna da bolsa com pasta lubrificante. Nunca use óleo, graxa ou derivado de petróleo.\u003c\/li\u003e\n\u003cli\u003eAlinhe os tubos na horizontal e na vertical e aproxime a ponta da bolsa.\u003c\/li\u003e\n\u003cli\u003eEmpurre a ponta na bolsa até a marca de referência, à mão, com alavanca ou com tirfor nos diâmetros maiores.\u003c\/li\u003e\n\u003cli\u003eFaça a deflexão angular só depois do encaixe completo.\u003c\/li\u003e\n\u003c\/ol\u003e\u003ch3\u003eCurvas, conexões e ancoragem\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eDeflexão na junta de 1° a 2°, feita só depois do encaixe completo. Curvatura no corpo do tubo com raio mínimo de 23,6 m (200 x DE), apoiando as extremidades e aplicando a força no meio do vão.\u003c\/li\u003e\n\u003cli\u003eNunca aqueça o tubo para formar curva, bolsa ou furo.\u003c\/li\u003e\n\u003cli\u003eUse conexões de ferro fundido NBR 7675. Na conexão de ferro fundido a bolsa é mais curta: com o chanfro da ponta previamente reduzido, introduza o tubo até encostar no fundo da bolsa, sem usar a marca de inserção do tubo como referência.\u003c\/li\u003e\n\u003cli\u003eA junta elástica não resiste à tração: extremidades, curvas, tês, reduções, válvulas, registros e trechos com declividade acentuada exigem bloco de ancoragem de concreto.\u003c\/li\u003e\n\u003cli\u003eProteja o contato entre tubo e bloco com manta de polietileno ou borracha.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eEnsaio de estanqueidade\u003c\/h3\u003e\u003cp\u003eEnsaie em trechos isolados, de preferência antes do reaterro completo e com as juntas à vista, conforme NBR 9650.\u003c\/p\u003e\u003ch2\u003eRecebimento, armazenamento e logística\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eDescarga manual até DN 300. Acima disso, cintas de nylon em dois pontos. Nunca corrente ou cabo de aço, e nunca jogue o tubo ao chão.\u003c\/li\u003e\n\u003cli\u003eEmpilhe sobre sarrafos, alternando ponta e bolsa, até 1,5 m de altura. Armazenagem acima de 6 meses pede cobertura com 50 cm de folga sobre a pilha.\u003c\/li\u003e\n\u003cli\u003eRecuse tubo com ovalização na ponta ou na bolsa que afete o anel. Tubo que amassou e voltou ao formato sem marca branca ou trinca continua próprio para uso.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eItem\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eDN 100\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eBarras por carreta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e912 barras (5.472 m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003ePasta lubrificante por junta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e20 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eProdutividade de referência da linha\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e50 barras por dia (300 m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eCurvatura no corpo do tubo\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e23,6 m (200 x DE)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDesvio por barra com deflexão na junta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,10 m a 1° e 0,21 m a 2°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003cp style=\"font-size:13px;color:#667\"\u003eReferência de produtividade da linha, a partir de obras anteriores. Tamanho da equipe, profundidade da vala e interferências mudam o número.\u003c\/p\u003e\u003ch2\u003eNormas\u003c\/h2\u003e\u003cp\u003eFabricação e ensaios conforme ABNT NBR 15750 e ISO 16422. Anel de vedação conforme ABNT NBR 7676. Conexões de ferro fundido conforme ABNT NBR 7675. Execução de vala e reaterro conforme ABNT NBR 17015. Ensaio de estanqueidade conforme ABNT NBR 9650.\u003c\/p\u003e\u003ch2\u003eCondições de fornecimento\u003c\/h2\u003e\u003cp\u003ePedido mínimo de \u003cstrong\u003eR$ 5.000,00\u003c\/strong\u003e para a linha PVC-O. Frete FOB SP. Prazo de entrega confirmado na cotação. Para cotar, informe diâmetros, classes de pressão, quantidades e local de entrega.\u003c\/p\u003e\u003ch2\u003ePerguntas frequentes\u003c\/h2\u003e\u003ch3\u003eO tubo PVC-O DN 100 encaixa em conexão de ferro fundido?\u003c\/h3\u003e\u003cp\u003eSim. O diâmetro externo de 118 mm é equivalente ao do ferro fundido, e a ponta acopla em tubos e conexões de ferro fundido conforme NBR 7675. Na conexão de ferro fundido a bolsa é mais curta: com o chanfro da ponta previamente reduzido, introduza o tubo até encostar no fundo da bolsa, sem usar a marca de inserção do tubo como referência.\u003c\/p\u003e\u003ch3\u003eQual a pressão máxima do tubo PVC-O DN 100 PN 12,5?\u003c\/h3\u003e\u003cp\u003eA pressão de operação contínua é de 1,25 MPa (12,5 bar) até 25 °C. Acima disso aplica-se o fator de redução da ficha técnica: 1,00 MPa a 35 °C e 0,75 MPa a 45 °C. Transientes pontuais de golpe de aríete são tolerados até 1,5 vez a pressão nominal.\u003c\/p\u003e\u003ch3\u003eQual a vazão do tubo PVC-O DN 100 PN 12,5?\u003c\/h3\u003e\u003cp\u003eCom diâmetro interno calculado de 112,2 mm, o tubo conduz cerca de 9,9 l\/s a 1 m\/s. Na faixa de velocidade recomendada pela NBR 15750, de 0,6 a 3,0 m\/s, a vazão vai de 5,9 a 29,7 l\/s. O projeto executivo define o valor final.\u003c\/p\u003e\u003ch3\u003eQual a largura mínima de vala para tubo DN 100?\u003c\/h3\u003e\u003cp\u003ePara vala de até 2 m de profundidade com escoramento por pontaletes, a largura de referência é de 0,65 m. A largura cresce com a profundidade e o tipo de escoramento, e deve deixar espaço para o compactador trabalhar nas laterais do tubo.\u003c\/p\u003e\u003ch3\u003eQual o pedido mínimo e como funciona o frete?\u003c\/h3\u003e\u003cp\u003eO pedido mínimo da linha PVC-O é de R$ 5.000,00, com frete FOB SP. O prazo de entrega é confirmado na cotação, a partir da lista de diâmetros, classes de pressão, quantidades e local de entrega.\u003c\/p\u003e\u003ch2\u003eVeja também\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/collections\/tubo-pvc-o\"\u003elinha completa de tubos PVC-O\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/collections\/tubo-pvc-o-agua\"\u003etodos os diâmetros de PVC-O para água\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-12-5-dn-100\"\u003etubo PVC-O DN 100 PN 12,5 para esgoto\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-12-5-dn-150\"\u003etubo PVC-O DN 150 PN 12,5\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-16-dn-100\"\u003etubo PVC-O DN 100 classe PN 16\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-20-dn-100\"\u003etubo PVC-O DN 100 classe PN 20\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp style=\"font-size:13px;color:#667\"\u003eValores de referência para pré-dimensionamento. Hidráulica calculada por Darcy-Weisbach com Colebrook-White (rugosidade 0,003 mm para água e 0,06 mm para esgoto, água a 20 °C). DI calculado pela espessura nominal da ficha técnica; tabelas de ensaio podem indicar vazão menor. O projeto executivo e o responsável técnico prevalecem.\u003c\/p\u003e","brand":"Mininco","offers":[{"title":"Default Title","offer_id":69638266781730,"sku":"PVCO-AG-100-125","price":337.64,"currency_code":"BRL","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0801\/2598\/4802\/files\/pvco_agua_principal_60597589-7e62-4b79-bdaf-bb866dff26ef.jpg?v=1793867626"},{"product_id":"tubo-pvc-o-agua-pn-12-5-dn-150","title":"Tubo PVC-O DEFOFO Água PN 12,5 DN 150 Barra 6m Junta Elástica JEI","description":"\u003cp\u003eTubo de PVC orientado (PVC-O) DN 150, classe de pressão PN 12,5, para adutoras e redes de distribuição de água potável. A orientação molecular nas direções axial e circunferencial alinha as cadeias do PVC e leva o material a um MRS de 45 MPa: a parede fica mais fina, o diâmetro interno maior e a rede ganha vazão com menos peso por metro.\u003c\/p\u003e\u003cp\u003eO diâmetro externo de \u003cstrong\u003e170 mm\u003c\/strong\u003e é equivalente ao do ferro fundido (DEFOFO). A ponta do tubo acopla em tubos e conexões de ferro fundido NBR 7675.\u003c\/p\u003e\u003ch2\u003eDestaques técnicos\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePressão nominal de 1,25 MPa\u003c\/strong\u003e com tolerância a transientes pontuais de até 1,5 vez a PN.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eResistência à fadiga\u003c\/strong\u003e para redes com partida e parada frequente de bombas.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGolpe de aríete menor\u003c\/strong\u003e: a elasticidade do PVC-O reduz a celeridade da onda de pressão em relação a ferro fundido e aço.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eImune à corrosão\u003c\/strong\u003e, com vida útil de projeto de 50 anos; estudos citados pela indústria indicam cerca de 100 anos.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJunta elástica integrada\u003c\/strong\u003e com anel em borracha EPDM, montagem por encaixe e sem solda.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDimensões do DN 150 PN 12,5\u003c\/h2\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eMedida\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eValor\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro nominal\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003eDN 150\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eClasse de pressão\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003ePN 12,5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro externo (DE)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e170 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eEspessura de parede (e)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e4,1 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro interno (DI)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e161,8 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eComprimento da bolsa (B)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e134 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eComprimento da barra (L)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e6 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eRelação DE\/e (SDR)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e41,5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eTolerância de ovalização na recepção\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e3,9 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003cp\u003eCorpo branco com duas faixas azuis para identificação da rede. Barra fornecida com ponta chanfrada de fábrica, inclinação entre 12° e 15°.\u003c\/p\u003e\u003ch2\u003ePressão de trabalho por temperatura\u003c\/h2\u003e\u003cp\u003eAté 25 °C a pressão admissível é igual à nominal. Acima disso, multiplique a PN pelo fator ft. O PVC-O não é indicado para operação contínua acima de 45 °C.\u003c\/p\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eTemperatura da água\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eFator ft\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePressão admissível (PFA)\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 25 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,0\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,25 MPa (12,5 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 30 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,9\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,125 MPa (11,25 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 35 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,8\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,00 MPa (10 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 40 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,7\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,875 MPa (8,75 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 45 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,6\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,75 MPa (7,5 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch2\u003eDesempenho hidráulico\u003c\/h2\u003e\u003cp\u003eFaixa de velocidade recomendada pela NBR 15750: de 0,6 m\/s, para garantir autolimpeza, a 3,0 m\/s, para limitar desgaste e transientes.\u003c\/p\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"min-width:520px;width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVelocidade\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVazão (l\/s)\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVazão (m³\/h)\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePerda de carga (m\/km)\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e0,6 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e12,3\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e44\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e2,07\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e1 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e20,6\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e74\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e5,19\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e1,5 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e30,8\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e111\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e10,81\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e2 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e41,1\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e148\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e18,25\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e2,5 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e51,4\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e185\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e27,43\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e3 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e61,7\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e222\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e38,31\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch2\u003eInstalação\u003c\/h2\u003e\u003ch3\u003eLargura de vala para água\u003c\/h3\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"min-width:650px;width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eProfundidade da vala\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePontaletes\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eContínuo ou descontínuo\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eEspecial\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eMetálico-madeira\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 2 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,65 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,70 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,80 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,30 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eacima de 2 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,75 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,85 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,95 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,30 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch3\u003eRecobrimento mínimo\u003c\/h3\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eLocal da vala\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eRecobrimento mínimo\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob passeio\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,70 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob via pavimentada ou com meio-fio e sarjeta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,00 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob via de terra ou greide indefinido\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,20 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch3\u003eBerço e envoltória\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBerço de material granular fino com no mínimo 10 cm, sobre fundo de vala sem pedras. Não concrete o fundo da vala.\u003c\/li\u003e\n\u003cli\u003eEscave no mínimo 15 cm abaixo da cota de projeto para regularizar o berço. Em rocha, o rebaixo é obrigatório.\u003c\/li\u003e\n\u003cli\u003eEnvoltória em material granular classe II (areia grossa ou cascalho limpo), compactada em camadas de 10 a 15 cm, com grau mínimo de 95% do Proctor Normal.\u003c\/li\u003e\n\u003cli\u003eCompacte alternando os lados da vala, nunca sobre o tubo, até 30 cm acima da geratriz superior. Rolo ou pé de carneiro só a partir de 60 cm acima do tubo.\u003c\/li\u003e\n\u003cli\u003eAbra um nicho sob cada bolsa para que ela não sustente o peso da tubulação.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eMontagem da junta\u003c\/h3\u003e\u003col\u003e\n\u003cli\u003eConfira as extremidades do tubo e a integridade e o posicionamento do anel de vedação.\u003c\/li\u003e\n\u003cli\u003eLimpe com pano úmido a parte interna da bolsa e o anel.\u003c\/li\u003e\n\u003cli\u003eCalce a ponta e a bolsa para evitar contato com o solo e a entrada de areia e pedra.\u003c\/li\u003e\n\u003cli\u003eLubrifique o anel de vedação e a parte interna da bolsa com pasta lubrificante. Nunca use óleo, graxa ou derivado de petróleo.\u003c\/li\u003e\n\u003cli\u003eAlinhe os tubos na horizontal e na vertical e aproxime a ponta da bolsa.\u003c\/li\u003e\n\u003cli\u003eEmpurre a ponta na bolsa até a marca de referência, à mão, com alavanca ou com tirfor nos diâmetros maiores.\u003c\/li\u003e\n\u003cli\u003eFaça a deflexão angular só depois do encaixe completo.\u003c\/li\u003e\n\u003c\/ol\u003e\u003ch3\u003eCurvas, conexões e ancoragem\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eDeflexão na junta de 1° a 2°, feita só depois do encaixe completo. Curvatura no corpo do tubo com raio mínimo de 34 m (200 x DE), apoiando as extremidades e aplicando a força no meio do vão.\u003c\/li\u003e\n\u003cli\u003eNunca aqueça o tubo para formar curva, bolsa ou furo.\u003c\/li\u003e\n\u003cli\u003eUse conexões de ferro fundido NBR 7675. Na conexão de ferro fundido a bolsa é mais curta: com o chanfro da ponta previamente reduzido, introduza o tubo até encostar no fundo da bolsa, sem usar a marca de inserção do tubo como referência.\u003c\/li\u003e\n\u003cli\u003eA junta elástica não resiste à tração: extremidades, curvas, tês, reduções, válvulas, registros e trechos com declividade acentuada exigem bloco de ancoragem de concreto.\u003c\/li\u003e\n\u003cli\u003eProteja o contato entre tubo e bloco com manta de polietileno ou borracha.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eEnsaio de estanqueidade\u003c\/h3\u003e\u003cp\u003eEnsaie em trechos isolados, de preferência antes do reaterro completo e com as juntas à vista, conforme NBR 9650.\u003c\/p\u003e\u003ch2\u003eRecebimento, armazenamento e logística\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eDescarga manual até DN 300. Acima disso, cintas de nylon em dois pontos. Nunca corrente ou cabo de aço, e nunca jogue o tubo ao chão.\u003c\/li\u003e\n\u003cli\u003eEmpilhe sobre sarrafos, alternando ponta e bolsa, até 1,5 m de altura. Armazenagem acima de 6 meses pede cobertura com 50 cm de folga sobre a pilha.\u003c\/li\u003e\n\u003cli\u003eRecuse tubo com ovalização na ponta ou na bolsa que afete o anel. Tubo que amassou e voltou ao formato sem marca branca ou trinca continua próprio para uso.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eItem\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eDN 150\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eBarras por carreta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e448 barras (2.688 m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003ePasta lubrificante por junta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e30 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eProdutividade de referência da linha\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e47 barras por dia (282 m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eCurvatura no corpo do tubo\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e34 m (200 x DE)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDesvio por barra com deflexão na junta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,10 m a 1° e 0,21 m a 2°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003cp style=\"font-size:13px;color:#667\"\u003eReferência de produtividade da linha, a partir de obras anteriores. Tamanho da equipe, profundidade da vala e interferências mudam o número.\u003c\/p\u003e\u003ch2\u003eNormas\u003c\/h2\u003e\u003cp\u003eFabricação e ensaios conforme ABNT NBR 15750 e ISO 16422. Anel de vedação conforme ABNT NBR 7676. Conexões de ferro fundido conforme ABNT NBR 7675. Execução de vala e reaterro conforme ABNT NBR 17015. Ensaio de estanqueidade conforme ABNT NBR 9650.\u003c\/p\u003e\u003ch2\u003eCondições de fornecimento\u003c\/h2\u003e\u003cp\u003ePedido mínimo de \u003cstrong\u003eR$ 5.000,00\u003c\/strong\u003e para a linha PVC-O. Frete FOB SP. Prazo de entrega confirmado na cotação. Para cotar, informe diâmetros, classes de pressão, quantidades e local de entrega.\u003c\/p\u003e\u003ch2\u003ePerguntas frequentes\u003c\/h2\u003e\u003ch3\u003eO tubo PVC-O DN 150 encaixa em conexão de ferro fundido?\u003c\/h3\u003e\u003cp\u003eSim. O diâmetro externo de 170 mm é equivalente ao do ferro fundido, e a ponta acopla em tubos e conexões de ferro fundido conforme NBR 7675. Na conexão de ferro fundido a bolsa é mais curta: com o chanfro da ponta previamente reduzido, introduza o tubo até encostar no fundo da bolsa, sem usar a marca de inserção do tubo como referência.\u003c\/p\u003e\u003ch3\u003eQual a pressão máxima do tubo PVC-O DN 150 PN 12,5?\u003c\/h3\u003e\u003cp\u003eA pressão de operação contínua é de 1,25 MPa (12,5 bar) até 25 °C. Acima disso aplica-se o fator de redução da ficha técnica: 1,00 MPa a 35 °C e 0,75 MPa a 45 °C. Transientes pontuais de golpe de aríete são tolerados até 1,5 vez a pressão nominal.\u003c\/p\u003e\u003ch3\u003eQual a vazão do tubo PVC-O DN 150 PN 12,5?\u003c\/h3\u003e\u003cp\u003eCom diâmetro interno calculado de 161,8 mm, o tubo conduz cerca de 20,6 l\/s a 1 m\/s. Na faixa de velocidade recomendada pela NBR 15750, de 0,6 a 3,0 m\/s, a vazão vai de 12,3 a 61,7 l\/s. O projeto executivo define o valor final.\u003c\/p\u003e\u003ch3\u003eQual a largura mínima de vala para tubo DN 150?\u003c\/h3\u003e\u003cp\u003ePara vala de até 2 m de profundidade com escoramento por pontaletes, a largura de referência é de 0,65 m. A largura cresce com a profundidade e o tipo de escoramento, e deve deixar espaço para o compactador trabalhar nas laterais do tubo.\u003c\/p\u003e\u003ch3\u003eQual o pedido mínimo e como funciona o frete?\u003c\/h3\u003e\u003cp\u003eO pedido mínimo da linha PVC-O é de R$ 5.000,00, com frete FOB SP. O prazo de entrega é confirmado na cotação, a partir da lista de diâmetros, classes de pressão, quantidades e local de entrega.\u003c\/p\u003e\u003ch2\u003eVeja também\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/collections\/tubo-pvc-o\"\u003elinha completa de tubos PVC-O\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/collections\/tubo-pvc-o-agua\"\u003etodos os diâmetros de PVC-O para água\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-12-5-dn-150\"\u003etubo PVC-O DN 150 PN 12,5 para esgoto\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-12-5-dn-100\"\u003etubo PVC-O DN 100 PN 12,5\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-12-5-dn-200\"\u003etubo PVC-O DN 200 PN 12,5\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-16-dn-150\"\u003etubo PVC-O DN 150 classe PN 16\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-20-dn-150\"\u003etubo PVC-O DN 150 classe PN 20\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp style=\"font-size:13px;color:#667\"\u003eValores de referência para pré-dimensionamento. Hidráulica calculada por Darcy-Weisbach com Colebrook-White (rugosidade 0,003 mm para água e 0,06 mm para esgoto, água a 20 °C). DI calculado pela espessura nominal da ficha técnica; tabelas de ensaio podem indicar vazão menor. O projeto executivo e o responsável técnico prevalecem.\u003c\/p\u003e","brand":"Mininco","offers":[{"title":"Default Title","offer_id":69638266847266,"sku":"PVCO-AG-150-125","price":687.56,"currency_code":"BRL","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0801\/2598\/4802\/files\/pvco_agua_principal_2db44e38-cc43-4ebd-a31c-1c964c62d43e.jpg?v=1793867626"},{"product_id":"tubo-pvc-o-agua-pn-12-5-dn-250","title":"Tubo PVC-O DEFOFO Água PN 12,5 DN 250 Barra 6m Junta Elástica JEI","description":"\u003cp\u003eTubo de PVC orientado (PVC-O) DN 250, classe de pressão PN 12,5, para adutoras e redes de distribuição de água potável. A orientação molecular nas direções axial e circunferencial alinha as cadeias do PVC e leva o material a um MRS de 45 MPa: a parede fica mais fina, o diâmetro interno maior e a rede ganha vazão com menos peso por metro.\u003c\/p\u003e\u003cp\u003eO diâmetro externo de \u003cstrong\u003e274 mm\u003c\/strong\u003e é equivalente ao do ferro fundido (DEFOFO). A ponta do tubo acopla em tubos e conexões de ferro fundido NBR 7675.\u003c\/p\u003e\u003ch2\u003eDestaques técnicos\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePressão nominal de 1,25 MPa\u003c\/strong\u003e com tolerância a transientes pontuais de até 1,5 vez a PN.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eResistência à fadiga\u003c\/strong\u003e para redes com partida e parada frequente de bombas.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGolpe de aríete menor\u003c\/strong\u003e: a elasticidade do PVC-O reduz a celeridade da onda de pressão em relação a ferro fundido e aço.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eImune à corrosão\u003c\/strong\u003e, com vida útil de projeto de 50 anos; estudos citados pela indústria indicam cerca de 100 anos.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJunta elástica integrada\u003c\/strong\u003e com anel em borracha EPDM, montagem por encaixe e sem solda.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDimensões do DN 250 PN 12,5\u003c\/h2\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eMedida\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eValor\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro nominal\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003eDN 250\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eClasse de pressão\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003ePN 12,5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro externo (DE)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e274 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eEspessura de parede (e)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e6,7 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro interno (DI)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e260,6 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eComprimento da bolsa (B)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e163 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eComprimento da barra (L)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e6 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eRelação DE\/e (SDR)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e40,9\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eTolerância de ovalização na recepção\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e6 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003cp\u003eCorpo branco com duas faixas azuis para identificação da rede. Barra fornecida com ponta chanfrada de fábrica, inclinação entre 12° e 15°.\u003c\/p\u003e\u003ch2\u003ePressão de trabalho por temperatura\u003c\/h2\u003e\u003cp\u003eAté 25 °C a pressão admissível é igual à nominal. Acima disso, multiplique a PN pelo fator ft. O PVC-O não é indicado para operação contínua acima de 45 °C.\u003c\/p\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eTemperatura da água\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eFator ft\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePressão admissível (PFA)\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 25 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,0\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,25 MPa (12,5 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 30 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,9\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,125 MPa (11,25 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 35 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,8\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,00 MPa (10 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 40 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,7\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,875 MPa (8,75 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 45 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,6\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,75 MPa (7,5 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch2\u003eDesempenho hidráulico\u003c\/h2\u003e\u003cp\u003eFaixa de velocidade recomendada pela NBR 15750: de 0,6 m\/s, para garantir autolimpeza, a 3,0 m\/s, para limitar desgaste e transientes.\u003c\/p\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"min-width:520px;width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVelocidade\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVazão (l\/s)\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVazão (m³\/h)\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePerda de carga (m\/km)\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e0,6 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e32,0\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e115\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,16\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e1 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e53,3\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e192\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e2,93\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e1,5 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e80,0\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e288\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e6,13\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e2 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e106,7\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e384\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e10,37\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e2,5 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e133,3\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e480\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e15,60\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e3 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e160,0\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e576\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e21,81\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch2\u003eInstalação\u003c\/h2\u003e\u003ch3\u003eLargura de vala para água\u003c\/h3\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"min-width:650px;width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eProfundidade da vala\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePontaletes\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eContínuo ou descontínuo\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eEspecial\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eMetálico-madeira\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 2 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,75 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,80 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,90 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,40 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eacima de 2 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,85 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,95 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,15 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,40 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch3\u003eRecobrimento mínimo\u003c\/h3\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eLocal da vala\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eRecobrimento mínimo\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob passeio\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,70 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob via pavimentada ou com meio-fio e sarjeta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,00 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob via de terra ou greide indefinido\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,20 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch3\u003eBerço e envoltória\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBerço de material granular fino com no mínimo 10 cm, sobre fundo de vala sem pedras. Não concrete o fundo da vala.\u003c\/li\u003e\n\u003cli\u003eEscave no mínimo 15 cm abaixo da cota de projeto para regularizar o berço. Em rocha, o rebaixo é obrigatório.\u003c\/li\u003e\n\u003cli\u003eEnvoltória em material granular classe II (areia grossa ou cascalho limpo), compactada em camadas de 10 a 15 cm, com grau mínimo de 95% do Proctor Normal.\u003c\/li\u003e\n\u003cli\u003eCompacte alternando os lados da vala, nunca sobre o tubo, até 30 cm acima da geratriz superior. Rolo ou pé de carneiro só a partir de 60 cm acima do tubo.\u003c\/li\u003e\n\u003cli\u003eAbra um nicho sob cada bolsa para que ela não sustente o peso da tubulação.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eMontagem da junta\u003c\/h3\u003e\u003col\u003e\n\u003cli\u003eConfira as extremidades do tubo e a integridade e o posicionamento do anel de vedação.\u003c\/li\u003e\n\u003cli\u003eLimpe com pano úmido a parte interna da bolsa e o anel.\u003c\/li\u003e\n\u003cli\u003eCalce a ponta e a bolsa para evitar contato com o solo e a entrada de areia e pedra.\u003c\/li\u003e\n\u003cli\u003eLubrifique o anel de vedação e a parte interna da bolsa com pasta lubrificante. Nunca use óleo, graxa ou derivado de petróleo.\u003c\/li\u003e\n\u003cli\u003eAlinhe os tubos na horizontal e na vertical e aproxime a ponta da bolsa.\u003c\/li\u003e\n\u003cli\u003eEmpurre a ponta na bolsa até a marca de referência, à mão, com alavanca ou com tirfor nos diâmetros maiores.\u003c\/li\u003e\n\u003cli\u003eFaça a deflexão angular só depois do encaixe completo.\u003c\/li\u003e\n\u003c\/ol\u003e\u003ch3\u003eCurvas, conexões e ancoragem\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eDeflexão na junta de 1° a 2°, feita só depois do encaixe completo. Curvatura no corpo do tubo com raio mínimo de 54,8 m (200 x DE), apoiando as extremidades e aplicando a força no meio do vão.\u003c\/li\u003e\n\u003cli\u003eNunca aqueça o tubo para formar curva, bolsa ou furo.\u003c\/li\u003e\n\u003cli\u003eUse conexões de ferro fundido NBR 7675. Na conexão de ferro fundido a bolsa é mais curta: com o chanfro da ponta previamente reduzido, introduza o tubo até encostar no fundo da bolsa, sem usar a marca de inserção do tubo como referência.\u003c\/li\u003e\n\u003cli\u003eA junta elástica não resiste à tração: extremidades, curvas, tês, reduções, válvulas, registros e trechos com declividade acentuada exigem bloco de ancoragem de concreto.\u003c\/li\u003e\n\u003cli\u003eProteja o contato entre tubo e bloco com manta de polietileno ou borracha.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eEnsaio de estanqueidade\u003c\/h3\u003e\u003cp\u003eEnsaie em trechos isolados, de preferência antes do reaterro completo e com as juntas à vista, conforme NBR 9650.\u003c\/p\u003e\u003ch2\u003eRecebimento, armazenamento e logística\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eDescarga manual até DN 300. Acima disso, cintas de nylon em dois pontos. Nunca corrente ou cabo de aço, e nunca jogue o tubo ao chão.\u003c\/li\u003e\n\u003cli\u003eEmpilhe sobre sarrafos, alternando ponta e bolsa, até 1,5 m de altura. Armazenagem acima de 6 meses pede cobertura com 50 cm de folga sobre a pilha.\u003c\/li\u003e\n\u003cli\u003eRecuse tubo com ovalização na ponta ou na bolsa que afete o anel. Tubo que amassou e voltou ao formato sem marca branca ou trinca continua próprio para uso.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eItem\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eDN 250\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eBarras por carreta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e160 barras (960 m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003ePasta lubrificante por junta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e50 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eProdutividade de referência da linha\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e41 barras por dia (246 m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eCurvatura no corpo do tubo\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e54,8 m (200 x DE)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDesvio por barra com deflexão na junta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,10 m a 1° e 0,21 m a 2°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003cp style=\"font-size:13px;color:#667\"\u003eReferência de produtividade da linha, a partir de obras anteriores. Tamanho da equipe, profundidade da vala e interferências mudam o número.\u003c\/p\u003e\u003ch2\u003eNormas\u003c\/h2\u003e\u003cp\u003eFabricação e ensaios conforme ABNT NBR 15750 e ISO 16422. Anel de vedação conforme ABNT NBR 7676. Conexões de ferro fundido conforme ABNT NBR 7675. Execução de vala e reaterro conforme ABNT NBR 17015. Ensaio de estanqueidade conforme ABNT NBR 9650.\u003c\/p\u003e\u003ch2\u003eCondições de fornecimento\u003c\/h2\u003e\u003cp\u003ePedido mínimo de \u003cstrong\u003eR$ 5.000,00\u003c\/strong\u003e para a linha PVC-O. Frete FOB SP. Prazo de entrega confirmado na cotação. Para cotar, informe diâmetros, classes de pressão, quantidades e local de entrega.\u003c\/p\u003e\u003ch2\u003ePerguntas frequentes\u003c\/h2\u003e\u003ch3\u003eO tubo PVC-O DN 250 encaixa em conexão de ferro fundido?\u003c\/h3\u003e\u003cp\u003eSim. O diâmetro externo de 274 mm é equivalente ao do ferro fundido, e a ponta acopla em tubos e conexões de ferro fundido conforme NBR 7675. Na conexão de ferro fundido a bolsa é mais curta: com o chanfro da ponta previamente reduzido, introduza o tubo até encostar no fundo da bolsa, sem usar a marca de inserção do tubo como referência.\u003c\/p\u003e\u003ch3\u003eQual a pressão máxima do tubo PVC-O DN 250 PN 12,5?\u003c\/h3\u003e\u003cp\u003eA pressão de operação contínua é de 1,25 MPa (12,5 bar) até 25 °C. Acima disso aplica-se o fator de redução da ficha técnica: 1,00 MPa a 35 °C e 0,75 MPa a 45 °C. Transientes pontuais de golpe de aríete são tolerados até 1,5 vez a pressão nominal.\u003c\/p\u003e\u003ch3\u003eQual a vazão do tubo PVC-O DN 250 PN 12,5?\u003c\/h3\u003e\u003cp\u003eCom diâmetro interno calculado de 260,6 mm, o tubo conduz cerca de 53,3 l\/s a 1 m\/s. Na faixa de velocidade recomendada pela NBR 15750, de 0,6 a 3,0 m\/s, a vazão vai de 32,0 a 160,0 l\/s. O projeto executivo define o valor final.\u003c\/p\u003e\u003ch3\u003eQual a largura mínima de vala para tubo DN 250?\u003c\/h3\u003e\u003cp\u003ePara vala de até 2 m de profundidade com escoramento por pontaletes, a largura de referência é de 0,75 m. A largura cresce com a profundidade e o tipo de escoramento, e deve deixar espaço para o compactador trabalhar nas laterais do tubo.\u003c\/p\u003e\u003ch3\u003eQual o pedido mínimo e como funciona o frete?\u003c\/h3\u003e\u003cp\u003eO pedido mínimo da linha PVC-O é de R$ 5.000,00, com frete FOB SP. O prazo de entrega é confirmado na cotação, a partir da lista de diâmetros, classes de pressão, quantidades e local de entrega.\u003c\/p\u003e\u003ch2\u003eVeja também\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/collections\/tubo-pvc-o\"\u003elinha completa de tubos PVC-O\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/collections\/tubo-pvc-o-agua\"\u003etodos os diâmetros de PVC-O para água\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-12-5-dn-250\"\u003etubo PVC-O DN 250 PN 12,5 para esgoto\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-12-5-dn-200\"\u003etubo PVC-O DN 200 PN 12,5\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-12-5-dn-300\"\u003etubo PVC-O DN 300 PN 12,5\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-16-dn-250\"\u003etubo PVC-O DN 250 classe PN 16\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-20-dn-250\"\u003etubo PVC-O DN 250 classe PN 20\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp style=\"font-size:13px;color:#667\"\u003eValores de referência para pré-dimensionamento. Hidráulica calculada por Darcy-Weisbach com Colebrook-White (rugosidade 0,003 mm para água e 0,06 mm para esgoto, água a 20 °C). DI calculado pela espessura nominal da ficha técnica; tabelas de ensaio podem indicar vazão menor. O projeto executivo e o responsável técnico prevalecem.\u003c\/p\u003e","brand":"Mininco","offers":[{"title":"Default Title","offer_id":69638266814498,"sku":"PVCO-AG-250-125","price":1738.39,"currency_code":"BRL","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0801\/2598\/4802\/files\/pvco_agua_principal.jpg?v=1793867626"},{"product_id":"tubo-pvc-o-agua-pn-12-5-dn-200","title":"Tubo PVC-O DEFOFO Água PN 12,5 DN 200 Barra 6m Junta Elástica JEI","description":"\u003cp\u003eTubo de PVC orientado (PVC-O) DN 200, classe de pressão PN 12,5, para adutoras e redes de distribuição de água potável. A orientação molecular nas direções axial e circunferencial alinha as cadeias do PVC e leva o material a um MRS de 45 MPa: a parede fica mais fina, o diâmetro interno maior e a rede ganha vazão com menos peso por metro.\u003c\/p\u003e\u003cp\u003eO diâmetro externo de \u003cstrong\u003e222 mm\u003c\/strong\u003e é equivalente ao do ferro fundido (DEFOFO). A ponta do tubo acopla em tubos e conexões de ferro fundido NBR 7675.\u003c\/p\u003e\u003ch2\u003eDestaques técnicos\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePressão nominal de 1,25 MPa\u003c\/strong\u003e com tolerância a transientes pontuais de até 1,5 vez a PN.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eResistência à fadiga\u003c\/strong\u003e para redes com partida e parada frequente de bombas.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGolpe de aríete menor\u003c\/strong\u003e: a elasticidade do PVC-O reduz a celeridade da onda de pressão em relação a ferro fundido e aço.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eImune à corrosão\u003c\/strong\u003e, com vida útil de projeto de 50 anos; estudos citados pela indústria indicam cerca de 100 anos.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJunta elástica integrada\u003c\/strong\u003e com anel em borracha EPDM, montagem por encaixe e sem solda.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDimensões do DN 200 PN 12,5\u003c\/h2\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eMedida\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eValor\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro nominal\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003eDN 200\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eClasse de pressão\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003ePN 12,5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro externo (DE)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e222 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eEspessura de parede (e)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e5,4 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro interno (DI)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e211,2 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eComprimento da bolsa (B)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e145 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eComprimento da barra (L)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e6 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eRelação DE\/e (SDR)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e41,1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eTolerância de ovalização na recepção\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e4,8 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003cp\u003eCorpo branco com duas faixas azuis para identificação da rede. Barra fornecida com ponta chanfrada de fábrica, inclinação entre 12° e 15°.\u003c\/p\u003e\u003ch2\u003ePressão de trabalho por temperatura\u003c\/h2\u003e\u003cp\u003eAté 25 °C a pressão admissível é igual à nominal. Acima disso, multiplique a PN pelo fator ft. O PVC-O não é indicado para operação contínua acima de 45 °C.\u003c\/p\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eTemperatura da água\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eFator ft\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePressão admissível (PFA)\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 25 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,0\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,25 MPa (12,5 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 30 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,9\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,125 MPa (11,25 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 35 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,8\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,00 MPa (10 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 40 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,7\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,875 MPa (8,75 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 45 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,6\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,75 MPa (7,5 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch2\u003eDesempenho hidráulico\u003c\/h2\u003e\u003cp\u003eFaixa de velocidade recomendada pela NBR 15750: de 0,6 m\/s, para garantir autolimpeza, a 3,0 m\/s, para limitar desgaste e transientes.\u003c\/p\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"min-width:520px;width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVelocidade\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVazão (l\/s)\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVazão (m³\/h)\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePerda de carga (m\/km)\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e0,6 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e21,0\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e76\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,50\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e1 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e35,0\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e126\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e3,77\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e1,5 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e52,5\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e189\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e7,87\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e2 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e70,1\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e252\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e13,30\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e2,5 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e87,6\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e315\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e20,00\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e3 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e105,1\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e378\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e27,95\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch2\u003eInstalação\u003c\/h2\u003e\u003ch3\u003eLargura de vala para água\u003c\/h3\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"min-width:650px;width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eProfundidade da vala\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePontaletes\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eContínuo ou descontínuo\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eEspecial\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eMetálico-madeira\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 2 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,70 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,75 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,85 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,35 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eacima de 2 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,80 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,90 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,00 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,35 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch3\u003eRecobrimento mínimo\u003c\/h3\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eLocal da vala\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eRecobrimento mínimo\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob passeio\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,70 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob via pavimentada ou com meio-fio e sarjeta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,00 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob via de terra ou greide indefinido\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,20 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch3\u003eBerço e envoltória\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBerço de material granular fino com no mínimo 10 cm, sobre fundo de vala sem pedras. Não concrete o fundo da vala.\u003c\/li\u003e\n\u003cli\u003eEscave no mínimo 15 cm abaixo da cota de projeto para regularizar o berço. Em rocha, o rebaixo é obrigatório.\u003c\/li\u003e\n\u003cli\u003eEnvoltória em material granular classe II (areia grossa ou cascalho limpo), compactada em camadas de 10 a 15 cm, com grau mínimo de 95% do Proctor Normal.\u003c\/li\u003e\n\u003cli\u003eCompacte alternando os lados da vala, nunca sobre o tubo, até 30 cm acima da geratriz superior. Rolo ou pé de carneiro só a partir de 60 cm acima do tubo.\u003c\/li\u003e\n\u003cli\u003eAbra um nicho sob cada bolsa para que ela não sustente o peso da tubulação.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eMontagem da junta\u003c\/h3\u003e\u003col\u003e\n\u003cli\u003eConfira as extremidades do tubo e a integridade e o posicionamento do anel de vedação.\u003c\/li\u003e\n\u003cli\u003eLimpe com pano úmido a parte interna da bolsa e o anel.\u003c\/li\u003e\n\u003cli\u003eCalce a ponta e a bolsa para evitar contato com o solo e a entrada de areia e pedra.\u003c\/li\u003e\n\u003cli\u003eLubrifique o anel de vedação e a parte interna da bolsa com pasta lubrificante. Nunca use óleo, graxa ou derivado de petróleo.\u003c\/li\u003e\n\u003cli\u003eAlinhe os tubos na horizontal e na vertical e aproxime a ponta da bolsa.\u003c\/li\u003e\n\u003cli\u003eEmpurre a ponta na bolsa até a marca de referência, à mão, com alavanca ou com tirfor nos diâmetros maiores.\u003c\/li\u003e\n\u003cli\u003eFaça a deflexão angular só depois do encaixe completo.\u003c\/li\u003e\n\u003c\/ol\u003e\u003ch3\u003eCurvas, conexões e ancoragem\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eDeflexão na junta de 1° a 2°, feita só depois do encaixe completo. Curvatura no corpo do tubo com raio mínimo de 44,4 m (200 x DE), apoiando as extremidades e aplicando a força no meio do vão.\u003c\/li\u003e\n\u003cli\u003eNunca aqueça o tubo para formar curva, bolsa ou furo.\u003c\/li\u003e\n\u003cli\u003eUse conexões de ferro fundido NBR 7675. Na conexão de ferro fundido a bolsa é mais curta: com o chanfro da ponta previamente reduzido, introduza o tubo até encostar no fundo da bolsa, sem usar a marca de inserção do tubo como referência.\u003c\/li\u003e\n\u003cli\u003eA junta elástica não resiste à tração: extremidades, curvas, tês, reduções, válvulas, registros e trechos com declividade acentuada exigem bloco de ancoragem de concreto.\u003c\/li\u003e\n\u003cli\u003eProteja o contato entre tubo e bloco com manta de polietileno ou borracha.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eEnsaio de estanqueidade\u003c\/h3\u003e\u003cp\u003eEnsaie em trechos isolados, de preferência antes do reaterro completo e com as juntas à vista, conforme NBR 9650.\u003c\/p\u003e\u003ch2\u003eRecebimento, armazenamento e logística\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eDescarga manual até DN 300. Acima disso, cintas de nylon em dois pontos. Nunca corrente ou cabo de aço, e nunca jogue o tubo ao chão.\u003c\/li\u003e\n\u003cli\u003eEmpilhe sobre sarrafos, alternando ponta e bolsa, até 1,5 m de altura. Armazenagem acima de 6 meses pede cobertura com 50 cm de folga sobre a pilha.\u003c\/li\u003e\n\u003cli\u003eRecuse tubo com ovalização na ponta ou na bolsa que afete o anel. Tubo que amassou e voltou ao formato sem marca branca ou trinca continua próprio para uso.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eItem\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eDN 200\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eBarras por carreta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e240 barras (1.440 m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003ePasta lubrificante por junta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e40 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eProdutividade de referência da linha\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e44 barras por dia (264 m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eCurvatura no corpo do tubo\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e44,4 m (200 x DE)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDesvio por barra com deflexão na junta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,10 m a 1° e 0,21 m a 2°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003cp style=\"font-size:13px;color:#667\"\u003eReferência de produtividade da linha, a partir de obras anteriores. Tamanho da equipe, profundidade da vala e interferências mudam o número.\u003c\/p\u003e\u003ch2\u003eNormas\u003c\/h2\u003e\u003cp\u003eFabricação e ensaios conforme ABNT NBR 15750 e ISO 16422. Anel de vedação conforme ABNT NBR 7676. Conexões de ferro fundido conforme ABNT NBR 7675. Execução de vala e reaterro conforme ABNT NBR 17015. Ensaio de estanqueidade conforme ABNT NBR 9650.\u003c\/p\u003e\u003ch2\u003eCondições de fornecimento\u003c\/h2\u003e\u003cp\u003ePedido mínimo de \u003cstrong\u003eR$ 5.000,00\u003c\/strong\u003e para a linha PVC-O. Frete FOB SP. Prazo de entrega confirmado na cotação. Para cotar, informe diâmetros, classes de pressão, quantidades e local de entrega.\u003c\/p\u003e\u003ch2\u003ePerguntas frequentes\u003c\/h2\u003e\u003ch3\u003eO tubo PVC-O DN 200 encaixa em conexão de ferro fundido?\u003c\/h3\u003e\u003cp\u003eSim. O diâmetro externo de 222 mm é equivalente ao do ferro fundido, e a ponta acopla em tubos e conexões de ferro fundido conforme NBR 7675. Na conexão de ferro fundido a bolsa é mais curta: com o chanfro da ponta previamente reduzido, introduza o tubo até encostar no fundo da bolsa, sem usar a marca de inserção do tubo como referência.\u003c\/p\u003e\u003ch3\u003eQual a pressão máxima do tubo PVC-O DN 200 PN 12,5?\u003c\/h3\u003e\u003cp\u003eA pressão de operação contínua é de 1,25 MPa (12,5 bar) até 25 °C. Acima disso aplica-se o fator de redução da ficha técnica: 1,00 MPa a 35 °C e 0,75 MPa a 45 °C. Transientes pontuais de golpe de aríete são tolerados até 1,5 vez a pressão nominal.\u003c\/p\u003e\u003ch3\u003eQual a vazão do tubo PVC-O DN 200 PN 12,5?\u003c\/h3\u003e\u003cp\u003eCom diâmetro interno calculado de 211,2 mm, o tubo conduz cerca de 35,0 l\/s a 1 m\/s. Na faixa de velocidade recomendada pela NBR 15750, de 0,6 a 3,0 m\/s, a vazão vai de 21,0 a 105,1 l\/s. O projeto executivo define o valor final.\u003c\/p\u003e\u003ch3\u003eQual a largura mínima de vala para tubo DN 200?\u003c\/h3\u003e\u003cp\u003ePara vala de até 2 m de profundidade com escoramento por pontaletes, a largura de referência é de 0,70 m. A largura cresce com a profundidade e o tipo de escoramento, e deve deixar espaço para o compactador trabalhar nas laterais do tubo.\u003c\/p\u003e\u003ch3\u003eQual o pedido mínimo e como funciona o frete?\u003c\/h3\u003e\u003cp\u003eO pedido mínimo da linha PVC-O é de R$ 5.000,00, com frete FOB SP. O prazo de entrega é confirmado na cotação, a partir da lista de diâmetros, classes de pressão, quantidades e local de entrega.\u003c\/p\u003e\u003ch2\u003eVeja também\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/collections\/tubo-pvc-o\"\u003elinha completa de tubos PVC-O\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/collections\/tubo-pvc-o-agua\"\u003etodos os diâmetros de PVC-O para água\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-12-5-dn-200\"\u003etubo PVC-O DN 200 PN 12,5 para esgoto\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-12-5-dn-150\"\u003etubo PVC-O DN 150 PN 12,5\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-12-5-dn-250\"\u003etubo PVC-O DN 250 PN 12,5\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-16-dn-200\"\u003etubo PVC-O DN 200 classe PN 16\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-20-dn-200\"\u003etubo PVC-O DN 200 classe PN 20\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp style=\"font-size:13px;color:#667\"\u003eValores de referência para pré-dimensionamento. Hidráulica calculada por Darcy-Weisbach com Colebrook-White (rugosidade 0,003 mm para água e 0,06 mm para esgoto, água a 20 °C). DI calculado pela espessura nominal da ficha técnica; tabelas de ensaio podem indicar vazão menor. O projeto executivo e o responsável técnico prevalecem.\u003c\/p\u003e","brand":"Mininco","offers":[{"title":"Default Title","offer_id":69638266880034,"sku":"PVCO-AG-200-125","price":1136.64,"currency_code":"BRL","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0801\/2598\/4802\/files\/pvco_agua_principal_a3f8c7f7-33b4-4d01-9a00-e0c9554e29c1.jpg?v=1793867626"},{"product_id":"tubo-pvc-o-agua-pn-12-5-dn-300","title":"Tubo PVC-O DEFOFO Água PN 12,5 DN 300 Barra 6m Junta Elástica JEI","description":"\u003cp\u003eTubo de PVC orientado (PVC-O) DN 300, classe de pressão PN 12,5, para adutoras e redes de distribuição de água potável. A orientação molecular nas direções axial e circunferencial alinha as cadeias do PVC e leva o material a um MRS de 45 MPa: a parede fica mais fina, o diâmetro interno maior e a rede ganha vazão com menos peso por metro.\u003c\/p\u003e\u003cp\u003eO diâmetro externo de \u003cstrong\u003e326 mm\u003c\/strong\u003e é equivalente ao do ferro fundido (DEFOFO). A ponta do tubo acopla em tubos e conexões de ferro fundido NBR 7675.\u003c\/p\u003e\u003ch2\u003eDestaques técnicos\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePressão nominal de 1,25 MPa\u003c\/strong\u003e com tolerância a transientes pontuais de até 1,5 vez a PN.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eResistência à fadiga\u003c\/strong\u003e para redes com partida e parada frequente de bombas.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGolpe de aríete menor\u003c\/strong\u003e: a elasticidade do PVC-O reduz a celeridade da onda de pressão em relação a ferro fundido e aço.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eImune à corrosão\u003c\/strong\u003e, com vida útil de projeto de 50 anos; estudos citados pela indústria indicam cerca de 100 anos.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJunta elástica integrada\u003c\/strong\u003e com anel em borracha EPDM, montagem por encaixe e sem solda.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDimensões do DN 300 PN 12,5\u003c\/h2\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eMedida\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eValor\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro nominal\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003eDN 300\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eClasse de pressão\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003ePN 12,5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro externo (DE)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e326 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eEspessura de parede (e)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e8,0 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro interno (DI)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e310 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eComprimento da bolsa (B)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e187 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eComprimento da barra (L)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e6 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eRelação DE\/e (SDR)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e40,8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eTolerância de ovalização na recepção\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e7,6 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003cp\u003eCorpo branco com duas faixas azuis para identificação da rede. Barra fornecida com ponta chanfrada de fábrica, inclinação entre 12° e 15°.\u003c\/p\u003e\u003ch2\u003ePressão de trabalho por temperatura\u003c\/h2\u003e\u003cp\u003eAté 25 °C a pressão admissível é igual à nominal. Acima disso, multiplique a PN pelo fator ft. O PVC-O não é indicado para operação contínua acima de 45 °C.\u003c\/p\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eTemperatura da água\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eFator ft\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePressão admissível (PFA)\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 25 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,0\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,25 MPa (12,5 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 30 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,9\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,125 MPa (11,25 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 35 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,8\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,00 MPa (10 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 40 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,7\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,875 MPa (8,75 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 45 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,6\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,75 MPa (7,5 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch2\u003eDesempenho hidráulico\u003c\/h2\u003e\u003cp\u003eFaixa de velocidade recomendada pela NBR 15750: de 0,6 m\/s, para garantir autolimpeza, a 3,0 m\/s, para limitar desgaste e transientes.\u003c\/p\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"min-width:520px;width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVelocidade\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVazão (l\/s)\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVazão (m³\/h)\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePerda de carga (m\/km)\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e0,6 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e45,3\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e163\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,95\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e1 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e75,5\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e272\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e2,38\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e1,5 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e113,2\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e408\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e4,99\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e2 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e151,0\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e543\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e8,45\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e2,5 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e188,7\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e679\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e12,72\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e3 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e226,4\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e815\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e17,78\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch2\u003eInstalação\u003c\/h2\u003e\u003ch3\u003eLargura de vala para água\u003c\/h3\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"min-width:650px;width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eProfundidade da vala\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePontaletes\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eContínuo ou descontínuo\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eEspecial\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eMetálico-madeira\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 2 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,80 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,85 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,95 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,45 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eacima de 2 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,90 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,10 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,20 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,45 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch3\u003eRecobrimento mínimo\u003c\/h3\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eLocal da vala\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eRecobrimento mínimo\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob passeio\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,70 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob via pavimentada ou com meio-fio e sarjeta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,00 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob via de terra ou greide indefinido\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,20 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch3\u003eBerço e envoltória\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBerço de material granular fino com no mínimo 10 cm, sobre fundo de vala sem pedras. Não concrete o fundo da vala.\u003c\/li\u003e\n\u003cli\u003eEscave no mínimo 15 cm abaixo da cota de projeto para regularizar o berço. Em rocha, o rebaixo é obrigatório.\u003c\/li\u003e\n\u003cli\u003eEnvoltória em material granular classe II (areia grossa ou cascalho limpo), compactada em camadas de 10 a 15 cm, com grau mínimo de 95% do Proctor Normal.\u003c\/li\u003e\n\u003cli\u003eCompacte alternando os lados da vala, nunca sobre o tubo, até 30 cm acima da geratriz superior. Rolo ou pé de carneiro só a partir de 60 cm acima do tubo.\u003c\/li\u003e\n\u003cli\u003eAbra um nicho sob cada bolsa para que ela não sustente o peso da tubulação.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eMontagem da junta\u003c\/h3\u003e\u003col\u003e\n\u003cli\u003eConfira as extremidades do tubo e a integridade e o posicionamento do anel de vedação.\u003c\/li\u003e\n\u003cli\u003eLimpe com pano úmido a parte interna da bolsa e o anel.\u003c\/li\u003e\n\u003cli\u003eCalce a ponta e a bolsa para evitar contato com o solo e a entrada de areia e pedra.\u003c\/li\u003e\n\u003cli\u003eLubrifique o anel de vedação e a parte interna da bolsa com pasta lubrificante. Nunca use óleo, graxa ou derivado de petróleo.\u003c\/li\u003e\n\u003cli\u003eAlinhe os tubos na horizontal e na vertical e aproxime a ponta da bolsa.\u003c\/li\u003e\n\u003cli\u003eEmpurre a ponta na bolsa até a marca de referência, à mão, com alavanca ou com tirfor nos diâmetros maiores.\u003c\/li\u003e\n\u003cli\u003eFaça a deflexão angular só depois do encaixe completo.\u003c\/li\u003e\n\u003c\/ol\u003e\u003ch3\u003eCurvas, conexões e ancoragem\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eDeflexão na junta de 1° a 2°, feita só depois do encaixe completo. Curvatura no corpo do tubo com raio mínimo de 65,2 m (200 x DE), apoiando as extremidades e aplicando a força no meio do vão.\u003c\/li\u003e\n\u003cli\u003eNunca aqueça o tubo para formar curva, bolsa ou furo.\u003c\/li\u003e\n\u003cli\u003eUse conexões de ferro fundido NBR 7675. Na conexão de ferro fundido a bolsa é mais curta: com o chanfro da ponta previamente reduzido, introduza o tubo até encostar no fundo da bolsa, sem usar a marca de inserção do tubo como referência.\u003c\/li\u003e\n\u003cli\u003eA junta elástica não resiste à tração: extremidades, curvas, tês, reduções, válvulas, registros e trechos com declividade acentuada exigem bloco de ancoragem de concreto.\u003c\/li\u003e\n\u003cli\u003eProteja o contato entre tubo e bloco com manta de polietileno ou borracha.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eEnsaio de estanqueidade\u003c\/h3\u003e\u003cp\u003eEnsaie em trechos isolados, de preferência antes do reaterro completo e com as juntas à vista, conforme NBR 9650.\u003c\/p\u003e\u003ch2\u003eRecebimento, armazenamento e logística\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eDescarga manual até DN 300. Acima disso, cintas de nylon em dois pontos. Nunca corrente ou cabo de aço, e nunca jogue o tubo ao chão.\u003c\/li\u003e\n\u003cli\u003eEmpilhe sobre sarrafos, alternando ponta e bolsa, até 1,5 m de altura. Armazenagem acima de 6 meses pede cobertura com 50 cm de folga sobre a pilha.\u003c\/li\u003e\n\u003cli\u003eRecuse tubo com ovalização na ponta ou na bolsa que afete o anel. Tubo que amassou e voltou ao formato sem marca branca ou trinca continua próprio para uso.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eItem\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eDN 300\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eBarras por carreta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e112 barras (672 m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003ePasta lubrificante por junta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e60 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eProdutividade de referência da linha\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e38 barras por dia (228 m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eCurvatura no corpo do tubo\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e65,2 m (200 x DE)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDesvio por barra com deflexão na junta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,10 m a 1° e 0,21 m a 2°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003cp style=\"font-size:13px;color:#667\"\u003eReferência de produtividade da linha, a partir de obras anteriores. Tamanho da equipe, profundidade da vala e interferências mudam o número.\u003c\/p\u003e\u003ch2\u003eNormas\u003c\/h2\u003e\u003cp\u003eFabricação e ensaios conforme ABNT NBR 15750 e ISO 16422. Anel de vedação conforme ABNT NBR 7676. Conexões de ferro fundido conforme ABNT NBR 7675. Execução de vala e reaterro conforme ABNT NBR 17015. Ensaio de estanqueidade conforme ABNT NBR 9650.\u003c\/p\u003e\u003ch2\u003eCondições de fornecimento\u003c\/h2\u003e\u003cp\u003ePedido mínimo de \u003cstrong\u003eR$ 5.000,00\u003c\/strong\u003e para a linha PVC-O. Frete FOB SP. Prazo de entrega confirmado na cotação. Para cotar, informe diâmetros, classes de pressão, quantidades e local de entrega.\u003c\/p\u003e\u003ch2\u003ePerguntas frequentes\u003c\/h2\u003e\u003ch3\u003eO tubo PVC-O DN 300 encaixa em conexão de ferro fundido?\u003c\/h3\u003e\u003cp\u003eSim. O diâmetro externo de 326 mm é equivalente ao do ferro fundido, e a ponta acopla em tubos e conexões de ferro fundido conforme NBR 7675. Na conexão de ferro fundido a bolsa é mais curta: com o chanfro da ponta previamente reduzido, introduza o tubo até encostar no fundo da bolsa, sem usar a marca de inserção do tubo como referência.\u003c\/p\u003e\u003ch3\u003eQual a pressão máxima do tubo PVC-O DN 300 PN 12,5?\u003c\/h3\u003e\u003cp\u003eA pressão de operação contínua é de 1,25 MPa (12,5 bar) até 25 °C. Acima disso aplica-se o fator de redução da ficha técnica: 1,00 MPa a 35 °C e 0,75 MPa a 45 °C. Transientes pontuais de golpe de aríete são tolerados até 1,5 vez a pressão nominal.\u003c\/p\u003e\u003ch3\u003eQual a vazão do tubo PVC-O DN 300 PN 12,5?\u003c\/h3\u003e\u003cp\u003eCom diâmetro interno calculado de 310 mm, o tubo conduz cerca de 75,5 l\/s a 1 m\/s. Na faixa de velocidade recomendada pela NBR 15750, de 0,6 a 3,0 m\/s, a vazão vai de 45,3 a 226,4 l\/s. O projeto executivo define o valor final.\u003c\/p\u003e\u003ch3\u003eQual a largura mínima de vala para tubo DN 300?\u003c\/h3\u003e\u003cp\u003ePara vala de até 2 m de profundidade com escoramento por pontaletes, a largura de referência é de 0,80 m. A largura cresce com a profundidade e o tipo de escoramento, e deve deixar espaço para o compactador trabalhar nas laterais do tubo.\u003c\/p\u003e\u003ch3\u003eQual o pedido mínimo e como funciona o frete?\u003c\/h3\u003e\u003cp\u003eO pedido mínimo da linha PVC-O é de R$ 5.000,00, com frete FOB SP. O prazo de entrega é confirmado na cotação, a partir da lista de diâmetros, classes de pressão, quantidades e local de entrega.\u003c\/p\u003e\u003ch2\u003eVeja também\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/collections\/tubo-pvc-o\"\u003elinha completa de tubos PVC-O\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/collections\/tubo-pvc-o-agua\"\u003etodos os diâmetros de PVC-O para água\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-12-5-dn-300\"\u003etubo PVC-O DN 300 PN 12,5 para esgoto\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-12-5-dn-250\"\u003etubo PVC-O DN 250 PN 12,5\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-12-5-dn-350\"\u003etubo PVC-O DN 350 PN 12,5\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-16-dn-300\"\u003etubo PVC-O DN 300 classe PN 16\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-20-dn-300\"\u003etubo PVC-O DN 300 classe PN 20\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp style=\"font-size:13px;color:#667\"\u003eValores de referência para pré-dimensionamento. Hidráulica calculada por Darcy-Weisbach com Colebrook-White (rugosidade 0,003 mm para água e 0,06 mm para esgoto, água a 20 °C). DI calculado pela espessura nominal da ficha técnica; tabelas de ensaio podem indicar vazão menor. O projeto executivo e o responsável técnico prevalecem.\u003c\/p\u003e","brand":"Mininco","offers":[{"title":"Default Title","offer_id":69638269665314,"sku":"PVCO-AG-300-125","price":2451.58,"currency_code":"BRL","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0801\/2598\/4802\/files\/pvco_agua_principal_1b271ed2-b4cf-48f9-9c1f-7c51cafeb9ae.jpg?v=1793867632"},{"product_id":"tubo-pvc-o-agua-pn-12-5-dn-350","title":"Tubo PVC-O DEFOFO Água PN 12,5 DN 350 Barra 6m Junta Elástica JEI","description":"\u003cp\u003eTubo de PVC orientado (PVC-O) DN 350, classe de pressão PN 12,5, para adutoras e redes de distribuição de água potável. A orientação molecular nas direções axial e circunferencial alinha as cadeias do PVC e leva o material a um MRS de 45 MPa: a parede fica mais fina, o diâmetro interno maior e a rede ganha vazão com menos peso por metro.\u003c\/p\u003e\u003cp\u003eO diâmetro externo de \u003cstrong\u003e378 mm\u003c\/strong\u003e é equivalente ao do ferro fundido (DEFOFO). A ponta do tubo acopla em tubos e conexões de ferro fundido NBR 7675.\u003c\/p\u003e\u003ch2\u003eDestaques técnicos\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePressão nominal de 1,25 MPa\u003c\/strong\u003e com tolerância a transientes pontuais de até 1,5 vez a PN.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eResistência à fadiga\u003c\/strong\u003e para redes com partida e parada frequente de bombas.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGolpe de aríete menor\u003c\/strong\u003e: a elasticidade do PVC-O reduz a celeridade da onda de pressão em relação a ferro fundido e aço.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eImune à corrosão\u003c\/strong\u003e, com vida útil de projeto de 50 anos; estudos citados pela indústria indicam cerca de 100 anos.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJunta elástica integrada\u003c\/strong\u003e com anel em borracha EPDM, montagem por encaixe e sem solda.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDimensões do DN 350 PN 12,5\u003c\/h2\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eMedida\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eValor\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro nominal\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003eDN 350\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eClasse de pressão\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003ePN 12,5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro externo (DE)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e378 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eEspessura de parede (e)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e9,2 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro interno (DI)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e359,6 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eComprimento da bolsa (B)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e208 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eComprimento da barra (L)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e6 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eRelação DE\/e (SDR)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e41,1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eTolerância de ovalização na recepção\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e8,6 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003cp\u003eCorpo branco com duas faixas azuis para identificação da rede. Barra fornecida com ponta chanfrada de fábrica, inclinação entre 12° e 15°.\u003c\/p\u003e\u003ch2\u003ePressão de trabalho por temperatura\u003c\/h2\u003e\u003cp\u003eAté 25 °C a pressão admissível é igual à nominal. Acima disso, multiplique a PN pelo fator ft. O PVC-O não é indicado para operação contínua acima de 45 °C.\u003c\/p\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eTemperatura da água\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eFator ft\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePressão admissível (PFA)\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 25 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,0\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,25 MPa (12,5 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 30 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,9\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,125 MPa (11,25 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 35 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,8\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,00 MPa (10 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 40 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,7\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,875 MPa (8,75 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 45 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,6\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,75 MPa (7,5 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch2\u003eDesempenho hidráulico\u003c\/h2\u003e\u003cp\u003eFaixa de velocidade recomendada pela NBR 15750: de 0,6 m\/s, para garantir autolimpeza, a 3,0 m\/s, para limitar desgaste e transientes.\u003c\/p\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"min-width:520px;width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVelocidade\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVazão (l\/s)\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVazão (m³\/h)\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePerda de carga (m\/km)\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e0,6 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e60,9\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e219\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,79\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e1 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e101,6\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e366\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e2,00\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e1,5 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e152,3\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e548\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e4,19\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e2 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e203,1\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e731\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e7,09\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e2,5 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e253,9\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e914\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e10,68\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e3 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e304,7\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1.097\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e14,94\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch2\u003eInstalação\u003c\/h2\u003e\u003ch3\u003eLargura de vala para água\u003c\/h3\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"min-width:650px;width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eProfundidade da vala\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePontaletes\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eContínuo ou descontínuo\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eEspecial\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eMetálico-madeira\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 2 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,80 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,85 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,95 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,45 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eacima de 2 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,90 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,10 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,20 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,45 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch3\u003eRecobrimento mínimo\u003c\/h3\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eLocal da vala\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eRecobrimento mínimo\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob passeio\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,70 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob via pavimentada ou com meio-fio e sarjeta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,00 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob via de terra ou greide indefinido\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,20 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch3\u003eBerço e envoltória\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBerço de material granular fino com no mínimo 10 cm, sobre fundo de vala sem pedras. Não concrete o fundo da vala.\u003c\/li\u003e\n\u003cli\u003eEscave no mínimo 15 cm abaixo da cota de projeto para regularizar o berço. Em rocha, o rebaixo é obrigatório.\u003c\/li\u003e\n\u003cli\u003eEnvoltória em material granular classe II (areia grossa ou cascalho limpo), compactada em camadas de 10 a 15 cm, com grau mínimo de 95% do Proctor Normal.\u003c\/li\u003e\n\u003cli\u003eCompacte alternando os lados da vala, nunca sobre o tubo, até 30 cm acima da geratriz superior. Rolo ou pé de carneiro só a partir de 60 cm acima do tubo.\u003c\/li\u003e\n\u003cli\u003eAbra um nicho sob cada bolsa para que ela não sustente o peso da tubulação.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eMontagem da junta\u003c\/h3\u003e\u003col\u003e\n\u003cli\u003eConfira as extremidades do tubo e a integridade e o posicionamento do anel de vedação.\u003c\/li\u003e\n\u003cli\u003eLimpe com pano úmido a parte interna da bolsa e o anel.\u003c\/li\u003e\n\u003cli\u003eCalce a ponta e a bolsa para evitar contato com o solo e a entrada de areia e pedra.\u003c\/li\u003e\n\u003cli\u003eLubrifique o anel de vedação e a parte interna da bolsa com pasta lubrificante. Nunca use óleo, graxa ou derivado de petróleo.\u003c\/li\u003e\n\u003cli\u003eAlinhe os tubos na horizontal e na vertical e aproxime a ponta da bolsa.\u003c\/li\u003e\n\u003cli\u003eEmpurre a ponta na bolsa até a marca de referência, à mão, com alavanca ou com tirfor nos diâmetros maiores.\u003c\/li\u003e\n\u003cli\u003eFaça a deflexão angular só depois do encaixe completo.\u003c\/li\u003e\n\u003c\/ol\u003e\u003ch3\u003eCurvas, conexões e ancoragem\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eDeflexão na junta de 1° a 2°, feita só depois do encaixe completo. Neste diâmetro, o peso e a rigidez da barra não favorecem curvatura no corpo do tubo: resolva o traçado pela deflexão nas juntas, com verificação do projetista.\u003c\/li\u003e\n\u003cli\u003eNunca aqueça o tubo para formar curva, bolsa ou furo.\u003c\/li\u003e\n\u003cli\u003eUse conexões de ferro fundido NBR 7675. Na conexão de ferro fundido a bolsa é mais curta: com o chanfro da ponta previamente reduzido, introduza o tubo até encostar no fundo da bolsa, sem usar a marca de inserção do tubo como referência.\u003c\/li\u003e\n\u003cli\u003eA junta elástica não resiste à tração: extremidades, curvas, tês, reduções, válvulas, registros e trechos com declividade acentuada exigem bloco de ancoragem de concreto.\u003c\/li\u003e\n\u003cli\u003eProteja o contato entre tubo e bloco com manta de polietileno ou borracha.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eEnsaio de estanqueidade\u003c\/h3\u003e\u003cp\u003eEnsaie em trechos isolados, de preferência antes do reaterro completo e com as juntas à vista, conforme NBR 9650.\u003c\/p\u003e\u003ch2\u003eRecebimento, armazenamento e logística\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eDescarga manual até DN 300. Acima disso, cintas de nylon em dois pontos. Nunca corrente ou cabo de aço, e nunca jogue o tubo ao chão.\u003c\/li\u003e\n\u003cli\u003eEmpilhe sobre sarrafos, alternando ponta e bolsa, até 1,5 m de altura. Armazenagem acima de 6 meses pede cobertura com 50 cm de folga sobre a pilha.\u003c\/li\u003e\n\u003cli\u003eRecuse tubo com ovalização na ponta ou na bolsa que afete o anel. Tubo que amassou e voltou ao formato sem marca branca ou trinca continua próprio para uso.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eItem\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eDN 350\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eBarras por carreta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e72 barras (432 m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003ePasta lubrificante por junta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e65 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eProdutividade de referência da linha\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e35 barras por dia (210 m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eCurvatura no corpo do tubo\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003enão recomendada neste diâmetro: use deflexão na junta, com verificação do projetista\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDesvio por barra com deflexão na junta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,10 m a 1° e 0,21 m a 2°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003cp style=\"font-size:13px;color:#667\"\u003eReferência de produtividade da linha, a partir de obras anteriores. Tamanho da equipe, profundidade da vala e interferências mudam o número.\u003c\/p\u003e\u003ch2\u003eNormas\u003c\/h2\u003e\u003cp\u003eFabricação e ensaios conforme ABNT NBR 15750 e ISO 16422. Anel de vedação conforme ABNT NBR 7676. Conexões de ferro fundido conforme ABNT NBR 7675. Execução de vala e reaterro conforme ABNT NBR 17015. Ensaio de estanqueidade conforme ABNT NBR 9650.\u003c\/p\u003e\u003ch2\u003eCondições de fornecimento\u003c\/h2\u003e\u003cp\u003ePedido mínimo de \u003cstrong\u003eR$ 5.000,00\u003c\/strong\u003e para a linha PVC-O. Frete FOB SP. Prazo de entrega confirmado na cotação. Para cotar, informe diâmetros, classes de pressão, quantidades e local de entrega.\u003c\/p\u003e\u003ch2\u003ePerguntas frequentes\u003c\/h2\u003e\u003ch3\u003eO tubo PVC-O DN 350 encaixa em conexão de ferro fundido?\u003c\/h3\u003e\u003cp\u003eSim. O diâmetro externo de 378 mm é equivalente ao do ferro fundido, e a ponta acopla em tubos e conexões de ferro fundido conforme NBR 7675. Na conexão de ferro fundido a bolsa é mais curta: com o chanfro da ponta previamente reduzido, introduza o tubo até encostar no fundo da bolsa, sem usar a marca de inserção do tubo como referência.\u003c\/p\u003e\u003ch3\u003eQual a pressão máxima do tubo PVC-O DN 350 PN 12,5?\u003c\/h3\u003e\u003cp\u003eA pressão de operação contínua é de 1,25 MPa (12,5 bar) até 25 °C. Acima disso aplica-se o fator de redução da ficha técnica: 1,00 MPa a 35 °C e 0,75 MPa a 45 °C. Transientes pontuais de golpe de aríete são tolerados até 1,5 vez a pressão nominal.\u003c\/p\u003e\u003ch3\u003eQual a vazão do tubo PVC-O DN 350 PN 12,5?\u003c\/h3\u003e\u003cp\u003eCom diâmetro interno calculado de 359,6 mm, o tubo conduz cerca de 101,6 l\/s a 1 m\/s. Na faixa de velocidade recomendada pela NBR 15750, de 0,6 a 3,0 m\/s, a vazão vai de 60,9 a 304,7 l\/s. O projeto executivo define o valor final.\u003c\/p\u003e\u003ch3\u003eQual a largura mínima de vala para tubo DN 350?\u003c\/h3\u003e\u003cp\u003ePara vala de até 2 m de profundidade com escoramento por pontaletes, a largura de referência é de 0,80 m. A largura cresce com a profundidade e o tipo de escoramento, e deve deixar espaço para o compactador trabalhar nas laterais do tubo.\u003c\/p\u003e\u003ch3\u003eQual o pedido mínimo e como funciona o frete?\u003c\/h3\u003e\u003cp\u003eO pedido mínimo da linha PVC-O é de R$ 5.000,00, com frete FOB SP. O prazo de entrega é confirmado na cotação, a partir da lista de diâmetros, classes de pressão, quantidades e local de entrega.\u003c\/p\u003e\u003ch2\u003eVeja também\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/collections\/tubo-pvc-o\"\u003elinha completa de tubos PVC-O\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/collections\/tubo-pvc-o-agua\"\u003etodos os diâmetros de PVC-O para água\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-12-5-dn-350\"\u003etubo PVC-O DN 350 PN 12,5 para esgoto\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-12-5-dn-300\"\u003etubo PVC-O DN 300 PN 12,5\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-12-5-dn-400\"\u003etubo PVC-O DN 400 PN 12,5\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-16-dn-350\"\u003etubo PVC-O DN 350 classe PN 16\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-20-dn-350\"\u003etubo PVC-O DN 350 classe PN 20\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp style=\"font-size:13px;color:#667\"\u003eValores de referência para pré-dimensionamento. Hidráulica calculada por Darcy-Weisbach com Colebrook-White (rugosidade 0,003 mm para água e 0,06 mm para esgoto, água a 20 °C). DI calculado pela espessura nominal da ficha técnica; tabelas de ensaio podem indicar vazão menor. O projeto executivo e o responsável técnico prevalecem.\u003c\/p\u003e","brand":"Mininco","offers":[{"title":"Default Title","offer_id":69638269632546,"sku":"PVCO-AG-350-125","price":3441.34,"currency_code":"BRL","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0801\/2598\/4802\/files\/pvco_agua_principal_f9f93064-1ee0-4744-baff-7de4cd7dee4f.jpg?v=1793867632"},{"product_id":"tubo-pvc-o-agua-pn-12-5-dn-400","title":"Tubo PVC-O DEFOFO Água PN 12,5 DN 400 Barra 6m Junta Elástica JEI","description":"\u003cp\u003eTubo de PVC orientado (PVC-O) DN 400, classe de pressão PN 12,5, para adutoras e redes de distribuição de água potável. A orientação molecular nas direções axial e circunferencial alinha as cadeias do PVC e leva o material a um MRS de 45 MPa: a parede fica mais fina, o diâmetro interno maior e a rede ganha vazão com menos peso por metro.\u003c\/p\u003e\u003cp\u003eO diâmetro externo de \u003cstrong\u003e429 mm\u003c\/strong\u003e é equivalente ao do ferro fundido (DEFOFO). A ponta do tubo acopla em tubos e conexões de ferro fundido NBR 7675.\u003c\/p\u003e\u003ch2\u003eDestaques técnicos\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePressão nominal de 1,25 MPa\u003c\/strong\u003e com tolerância a transientes pontuais de até 1,5 vez a PN.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eResistência à fadiga\u003c\/strong\u003e para redes com partida e parada frequente de bombas.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGolpe de aríete menor\u003c\/strong\u003e: a elasticidade do PVC-O reduz a celeridade da onda de pressão em relação a ferro fundido e aço.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eImune à corrosão\u003c\/strong\u003e, com vida útil de projeto de 50 anos; estudos citados pela indústria indicam cerca de 100 anos.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJunta elástica integrada\u003c\/strong\u003e com anel em borracha EPDM, montagem por encaixe e sem solda.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDimensões do DN 400 PN 12,5\u003c\/h2\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eMedida\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eValor\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro nominal\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003eDN 400\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eClasse de pressão\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003ePN 12,5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro externo (DE)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e429 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eEspessura de parede (e)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e10,5 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro interno (DI)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e408 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eComprimento da bolsa (B)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e228 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eComprimento da barra (L)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e6 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eRelação DE\/e (SDR)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e40,9\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eTolerância de ovalização na recepção\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e9,6 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003cp\u003eCorpo branco com duas faixas azuis para identificação da rede. Barra fornecida com ponta chanfrada de fábrica, inclinação entre 12° e 15°.\u003c\/p\u003e\u003ch2\u003ePressão de trabalho por temperatura\u003c\/h2\u003e\u003cp\u003eAté 25 °C a pressão admissível é igual à nominal. Acima disso, multiplique a PN pelo fator ft. O PVC-O não é indicado para operação contínua acima de 45 °C.\u003c\/p\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eTemperatura da água\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eFator ft\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePressão admissível (PFA)\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 25 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,0\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,25 MPa (12,5 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 30 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,9\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,125 MPa (11,25 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 35 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,8\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,00 MPa (10 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 40 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,7\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,875 MPa (8,75 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 45 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,6\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,75 MPa (7,5 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch2\u003eDesempenho hidráulico\u003c\/h2\u003e\u003cp\u003eFaixa de velocidade recomendada pela NBR 15750: de 0,6 m\/s, para garantir autolimpeza, a 3,0 m\/s, para limitar desgaste e transientes.\u003c\/p\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"min-width:520px;width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVelocidade\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVazão (l\/s)\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVazão (m³\/h)\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePerda de carga (m\/km)\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e0,6 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e78,4\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e282\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,68\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e1 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e130,7\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e471\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,72\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e1,5 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e196,1\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e706\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e3,61\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e2 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e261,5\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e941\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e6,11\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e2,5 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e326,9\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1.177\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e9,21\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e3 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e392,2\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1.412\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e12,88\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch2\u003eInstalação\u003c\/h2\u003e\u003ch3\u003eLargura de vala para água\u003c\/h3\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"min-width:650px;width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eProfundidade da vala\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePontaletes\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eContínuo ou descontínuo\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eEspecial\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eMetálico-madeira\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 2 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,90 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,00 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,10 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,60 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eacima de 2 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,00 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,20 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,30 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,60 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch3\u003eRecobrimento mínimo\u003c\/h3\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eLocal da vala\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eRecobrimento mínimo\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob passeio\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,70 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob via pavimentada ou com meio-fio e sarjeta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,00 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob via de terra ou greide indefinido\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,20 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch3\u003eBerço e envoltória\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBerço de material granular fino com no mínimo 10 cm, sobre fundo de vala sem pedras. Não concrete o fundo da vala.\u003c\/li\u003e\n\u003cli\u003eEscave no mínimo 15 cm abaixo da cota de projeto para regularizar o berço. Em rocha, o rebaixo é obrigatório.\u003c\/li\u003e\n\u003cli\u003eEnvoltória em material granular classe II (areia grossa ou cascalho limpo), compactada em camadas de 10 a 15 cm, com grau mínimo de 95% do Proctor Normal.\u003c\/li\u003e\n\u003cli\u003eCompacte alternando os lados da vala, nunca sobre o tubo, até 30 cm acima da geratriz superior. Rolo ou pé de carneiro só a partir de 60 cm acima do tubo.\u003c\/li\u003e\n\u003cli\u003eAbra um nicho sob cada bolsa para que ela não sustente o peso da tubulação.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eMontagem da junta\u003c\/h3\u003e\u003col\u003e\n\u003cli\u003eConfira as extremidades do tubo e a integridade e o posicionamento do anel de vedação.\u003c\/li\u003e\n\u003cli\u003eLimpe com pano úmido a parte interna da bolsa e o anel.\u003c\/li\u003e\n\u003cli\u003eCalce a ponta e a bolsa para evitar contato com o solo e a entrada de areia e pedra.\u003c\/li\u003e\n\u003cli\u003eLubrifique o anel de vedação e a parte interna da bolsa com pasta lubrificante. Nunca use óleo, graxa ou derivado de petróleo.\u003c\/li\u003e\n\u003cli\u003eAlinhe os tubos na horizontal e na vertical e aproxime a ponta da bolsa.\u003c\/li\u003e\n\u003cli\u003eEmpurre a ponta na bolsa até a marca de referência, à mão, com alavanca ou com tirfor nos diâmetros maiores.\u003c\/li\u003e\n\u003cli\u003eFaça a deflexão angular só depois do encaixe completo.\u003c\/li\u003e\n\u003c\/ol\u003e\u003ch3\u003eCurvas, conexões e ancoragem\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eDeflexão na junta de 1° a 2°, feita só depois do encaixe completo. Neste diâmetro, o peso e a rigidez da barra não favorecem curvatura no corpo do tubo: resolva o traçado pela deflexão nas juntas, com verificação do projetista.\u003c\/li\u003e\n\u003cli\u003eNunca aqueça o tubo para formar curva, bolsa ou furo.\u003c\/li\u003e\n\u003cli\u003eUse conexões de ferro fundido NBR 7675. Na conexão de ferro fundido a bolsa é mais curta: com o chanfro da ponta previamente reduzido, introduza o tubo até encostar no fundo da bolsa, sem usar a marca de inserção do tubo como referência.\u003c\/li\u003e\n\u003cli\u003eA junta elástica não resiste à tração: extremidades, curvas, tês, reduções, válvulas, registros e trechos com declividade acentuada exigem bloco de ancoragem de concreto.\u003c\/li\u003e\n\u003cli\u003eProteja o contato entre tubo e bloco com manta de polietileno ou borracha.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eEnsaio de estanqueidade\u003c\/h3\u003e\u003cp\u003eEnsaie em trechos isolados, de preferência antes do reaterro completo e com as juntas à vista, conforme NBR 9650.\u003c\/p\u003e\u003ch2\u003eRecebimento, armazenamento e logística\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eDescarga manual até DN 300. Acima disso, cintas de nylon em dois pontos. Nunca corrente ou cabo de aço, e nunca jogue o tubo ao chão.\u003c\/li\u003e\n\u003cli\u003eEmpilhe sobre sarrafos, alternando ponta e bolsa, até 1,5 m de altura. Armazenagem acima de 6 meses pede cobertura com 50 cm de folga sobre a pilha.\u003c\/li\u003e\n\u003cli\u003eRecuse tubo com ovalização na ponta ou na bolsa que afete o anel. Tubo que amassou e voltou ao formato sem marca branca ou trinca continua próprio para uso.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eItem\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eDN 400\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eBarras por carreta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e60 barras (360 m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003ePasta lubrificante por junta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e70 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eProdutividade de referência da linha\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e32 barras por dia (192 m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eCurvatura no corpo do tubo\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003enão recomendada neste diâmetro: use deflexão na junta, com verificação do projetista\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDesvio por barra com deflexão na junta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,10 m a 1° e 0,21 m a 2°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003cp style=\"font-size:13px;color:#667\"\u003eReferência de produtividade da linha, a partir de obras anteriores. Tamanho da equipe, profundidade da vala e interferências mudam o número.\u003c\/p\u003e\u003ch2\u003eNormas\u003c\/h2\u003e\u003cp\u003eFabricação e ensaios conforme ABNT NBR 15750 e ISO 16422. Anel de vedação conforme ABNT NBR 7676. Conexões de ferro fundido conforme ABNT NBR 7675. Execução de vala e reaterro conforme ABNT NBR 17015. Ensaio de estanqueidade conforme ABNT NBR 9650.\u003c\/p\u003e\u003ch2\u003eCondições de fornecimento\u003c\/h2\u003e\u003cp\u003ePedido mínimo de \u003cstrong\u003eR$ 5.000,00\u003c\/strong\u003e para a linha PVC-O. Frete FOB SP. Prazo de entrega confirmado na cotação. Para cotar, informe diâmetros, classes de pressão, quantidades e local de entrega.\u003c\/p\u003e\u003ch2\u003ePerguntas frequentes\u003c\/h2\u003e\u003ch3\u003eO tubo PVC-O DN 400 encaixa em conexão de ferro fundido?\u003c\/h3\u003e\u003cp\u003eSim. O diâmetro externo de 429 mm é equivalente ao do ferro fundido, e a ponta acopla em tubos e conexões de ferro fundido conforme NBR 7675. Na conexão de ferro fundido a bolsa é mais curta: com o chanfro da ponta previamente reduzido, introduza o tubo até encostar no fundo da bolsa, sem usar a marca de inserção do tubo como referência.\u003c\/p\u003e\u003ch3\u003eQual a pressão máxima do tubo PVC-O DN 400 PN 12,5?\u003c\/h3\u003e\u003cp\u003eA pressão de operação contínua é de 1,25 MPa (12,5 bar) até 25 °C. Acima disso aplica-se o fator de redução da ficha técnica: 1,00 MPa a 35 °C e 0,75 MPa a 45 °C. Transientes pontuais de golpe de aríete são tolerados até 1,5 vez a pressão nominal.\u003c\/p\u003e\u003ch3\u003eQual a vazão do tubo PVC-O DN 400 PN 12,5?\u003c\/h3\u003e\u003cp\u003eCom diâmetro interno calculado de 408 mm, o tubo conduz cerca de 130,7 l\/s a 1 m\/s. Na faixa de velocidade recomendada pela NBR 15750, de 0,6 a 3,0 m\/s, a vazão vai de 78,4 a 392,2 l\/s. O projeto executivo define o valor final.\u003c\/p\u003e\u003ch3\u003eQual a largura mínima de vala para tubo DN 400?\u003c\/h3\u003e\u003cp\u003ePara vala de até 2 m de profundidade com escoramento por pontaletes, a largura de referência é de 0,90 m. A largura cresce com a profundidade e o tipo de escoramento, e deve deixar espaço para o compactador trabalhar nas laterais do tubo.\u003c\/p\u003e\u003ch3\u003eQual o pedido mínimo e como funciona o frete?\u003c\/h3\u003e\u003cp\u003eO pedido mínimo da linha PVC-O é de R$ 5.000,00, com frete FOB SP. O prazo de entrega é confirmado na cotação, a partir da lista de diâmetros, classes de pressão, quantidades e local de entrega.\u003c\/p\u003e\u003ch2\u003eVeja também\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/collections\/tubo-pvc-o\"\u003elinha completa de tubos PVC-O\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/collections\/tubo-pvc-o-agua\"\u003etodos os diâmetros de PVC-O para água\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-12-5-dn-400\"\u003etubo PVC-O DN 400 PN 12,5 para esgoto\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-12-5-dn-350\"\u003etubo PVC-O DN 350 PN 12,5\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-12-5-dn-500\"\u003etubo PVC-O DN 500 PN 12,5\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-16-dn-400\"\u003etubo PVC-O DN 400 classe PN 16\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-20-dn-400\"\u003etubo PVC-O DN 400 classe PN 20\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp style=\"font-size:13px;color:#667\"\u003eValores de referência para pré-dimensionamento. Hidráulica calculada por Darcy-Weisbach com Colebrook-White (rugosidade 0,003 mm para água e 0,06 mm para esgoto, água a 20 °C). DI calculado pela espessura nominal da ficha técnica; tabelas de ensaio podem indicar vazão menor. O projeto executivo e o responsável técnico prevalecem.\u003c\/p\u003e","brand":"Mininco","offers":[{"title":"Default Title","offer_id":69638269894690,"sku":"PVCO-AG-400-125","price":4234.54,"currency_code":"BRL","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0801\/2598\/4802\/files\/pvco_agua_principal_ffc302a6-3944-457a-bbf4-4c9f38529728.jpg?v=1793867633"},{"product_id":"tubo-pvc-o-esgoto-pn-12-5-dn-100","title":"Tubo PVC-O DEFOFO Esgoto Recalque PN 12,5 DN 100 Barra 6m Junta Elástica JEI","description":"\u003cp\u003eTubo de PVC orientado (PVC-O) DN 100, classe de pressão PN 12,5, para redes coletoras de esgoto pressurizadas e linhas de recalque de estações elevatórias. A orientação molecular nas direções axial e circunferencial alinha as cadeias do PVC e leva o material a um MRS de 45 MPa: a parede fica mais fina, o diâmetro interno maior e a rede ganha vazão com menos peso por metro.\u003c\/p\u003e\u003cp\u003eO diâmetro externo de \u003cstrong\u003e118 mm\u003c\/strong\u003e é equivalente ao do ferro fundido (DEFOFO). A ponta do tubo acopla em tubos e conexões de ferro fundido NBR 7675.\u003c\/p\u003e\u003ch2\u003eDestaques técnicos\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePressão nominal de 1,25 MPa\u003c\/strong\u003e com tolerância a transientes pontuais de até 1,5 vez a PN.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eResistência à fadiga\u003c\/strong\u003e para redes com partida e parada frequente de bombas.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGolpe de aríete menor\u003c\/strong\u003e: a elasticidade do PVC-O reduz a celeridade da onda de pressão em relação a ferro fundido e aço.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eImune à corrosão\u003c\/strong\u003e, com vida útil de projeto de 50 anos; estudos citados pela indústria indicam cerca de 100 anos.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJunta elástica integrada\u003c\/strong\u003e com anel em borracha NBR (nitrílica), montagem por encaixe e sem solda.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDimensões do DN 100 PN 12,5\u003c\/h2\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eMedida\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eValor\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro nominal\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003eDN 100\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eClasse de pressão\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003ePN 12,5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro externo (DE)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e118 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eEspessura de parede (e)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e2,9 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro interno (DI)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e112,2 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eComprimento da bolsa (B)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e115 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eComprimento da barra (L)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e6 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eRelação DE\/e (SDR)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e40,7\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eTolerância de ovalização na recepção\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e2,7 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003cp\u003eCorpo branco com duas faixas ocre para identificação da rede. Barra fornecida com ponta chanfrada de fábrica, inclinação entre 12° e 15°.\u003c\/p\u003e\u003ch2\u003ePressão de trabalho por temperatura\u003c\/h2\u003e\u003cp\u003eAté 25 °C a pressão admissível é igual à nominal. Acima disso, multiplique a PN pelo fator ft. O PVC-O não é indicado para operação contínua acima de 45 °C.\u003c\/p\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eTemperatura do fluido\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eFator ft\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePressão admissível (PFA)\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 25 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,0\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,25 MPa (12,5 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 30 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,9\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,125 MPa (11,25 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 35 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,8\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,00 MPa (10 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 40 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,7\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,875 MPa (8,75 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 45 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,6\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,75 MPa (7,5 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch2\u003eDesempenho hidráulico\u003c\/h2\u003e\u003cp\u003eFaixa de velocidade recomendada pela NBR 15750: de 0,6 m\/s, para garantir autolimpeza, a 3,0 m\/s, para limitar desgaste e transientes.\u003c\/p\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"min-width:520px;width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVelocidade\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVazão (l\/s)\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVazão (m³\/h)\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePerda de carga (m\/km)\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e0,6 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e5,9\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e21\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e3,54\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e1 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e9,9\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e36\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e9,18\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e1,5 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e14,8\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e53\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e19,75\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e2 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e19,8\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e71\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e34,21\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e2,5 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e24,7\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e89\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e52,53\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e3 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e29,7\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e107\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e74,72\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch2\u003eInstalação\u003c\/h2\u003e\u003ch3\u003eLargura de vala para esgoto\u003c\/h3\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"min-width:650px;width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eProfundidade da vala\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePontaletes\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eContínuo ou descontínuo\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eEspecial\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eMetálico-madeira\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 2 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,65 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,65 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,75 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003enão se aplica\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003ede 2 a 4 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,75 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,85 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,05 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003enão se aplica\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003ede 4 a 6 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,85 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,05 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,35 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003enão se aplica\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003ede 6 a 8 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,95 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,25 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,65 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003enão se aplica\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch3\u003eRecobrimento mínimo\u003c\/h3\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eLocal da vala\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eRecobrimento mínimo\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob passeio\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,80 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob via pavimentada ou com meio-fio e sarjeta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,00 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob via de terra ou greide indefinido\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,20 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch3\u003eBerço e envoltória\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBerço de material granular fino com no mínimo 10 cm, sobre fundo de vala sem pedras. Não concrete o fundo da vala.\u003c\/li\u003e\n\u003cli\u003eEscave no mínimo 15 cm abaixo da cota de projeto para regularizar o berço. Em rocha, o rebaixo é obrigatório.\u003c\/li\u003e\n\u003cli\u003eEnvoltória em material granular classe II (areia grossa ou cascalho limpo), compactada em camadas de 10 a 15 cm, com grau mínimo de 95% do Proctor Normal.\u003c\/li\u003e\n\u003cli\u003eCompacte alternando os lados da vala, nunca sobre o tubo, até 30 cm acima da geratriz superior. Rolo ou pé de carneiro só a partir de 60 cm acima do tubo.\u003c\/li\u003e\n\u003cli\u003eAbra um nicho sob cada bolsa para que ela não sustente o peso da tubulação.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eMontagem da junta\u003c\/h3\u003e\u003col\u003e\n\u003cli\u003eConfira as extremidades do tubo e a integridade e o posicionamento do anel de vedação.\u003c\/li\u003e\n\u003cli\u003eLimpe com pano úmido a parte interna da bolsa e o anel.\u003c\/li\u003e\n\u003cli\u003eCalce a ponta e a bolsa para evitar contato com o solo e a entrada de areia e pedra.\u003c\/li\u003e\n\u003cli\u003eLubrifique o anel de vedação e a parte interna da bolsa com pasta lubrificante. Nunca use óleo, graxa ou derivado de petróleo.\u003c\/li\u003e\n\u003cli\u003eAlinhe os tubos na horizontal e na vertical e aproxime a ponta da bolsa.\u003c\/li\u003e\n\u003cli\u003eEmpurre a ponta na bolsa até a marca de referência, à mão, com alavanca ou com tirfor nos diâmetros maiores.\u003c\/li\u003e\n\u003cli\u003eFaça a deflexão angular só depois do encaixe completo.\u003c\/li\u003e\n\u003c\/ol\u003e\u003ch3\u003eCurvas, conexões e ancoragem\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eDeflexão na junta de 1° a 2°, feita só depois do encaixe completo. Curvatura no corpo do tubo com raio mínimo de 23,6 m (200 x DE), apoiando as extremidades e aplicando a força no meio do vão.\u003c\/li\u003e\n\u003cli\u003eNunca aqueça o tubo para formar curva, bolsa ou furo.\u003c\/li\u003e\n\u003cli\u003eUse conexões de ferro fundido NBR 7675. Na conexão de ferro fundido a bolsa é mais curta: com o chanfro da ponta previamente reduzido, introduza o tubo até encostar no fundo da bolsa, sem usar a marca de inserção do tubo como referência.\u003c\/li\u003e\n\u003cli\u003eA junta elástica não resiste à tração: extremidades, curvas, tês, reduções, válvulas, registros e trechos com declividade acentuada exigem bloco de ancoragem de concreto.\u003c\/li\u003e\n\u003cli\u003eProteja o contato entre tubo e bloco com manta de polietileno ou borracha.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eEnsaio de estanqueidade\u003c\/h3\u003e\u003cp\u003eEnsaie em trechos isolados, de preferência antes do reaterro completo e com as juntas à vista, conforme NBR 9650.\u003c\/p\u003e\u003ch2\u003eRecebimento, armazenamento e logística\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eDescarga manual até DN 300. Acima disso, cintas de nylon em dois pontos. Nunca corrente ou cabo de aço, e nunca jogue o tubo ao chão.\u003c\/li\u003e\n\u003cli\u003eEmpilhe sobre sarrafos, alternando ponta e bolsa, até 1,5 m de altura. Armazenagem acima de 6 meses pede cobertura com 50 cm de folga sobre a pilha.\u003c\/li\u003e\n\u003cli\u003eRecuse tubo com ovalização na ponta ou na bolsa que afete o anel. Tubo que amassou e voltou ao formato sem marca branca ou trinca continua próprio para uso.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eItem\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eDN 100\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eBarras por carreta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e912 barras (5.472 m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003ePasta lubrificante por junta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e20 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eProdutividade de referência da linha\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e50 barras por dia (300 m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eCurvatura no corpo do tubo\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e23,6 m (200 x DE)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDesvio por barra com deflexão na junta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,10 m a 1° e 0,21 m a 2°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003cp style=\"font-size:13px;color:#667\"\u003eReferência de produtividade da linha, a partir de obras anteriores. Tamanho da equipe, profundidade da vala e interferências mudam o número.\u003c\/p\u003e\u003ch2\u003eNormas\u003c\/h2\u003e\u003cp\u003eFabricação e ensaios conforme ABNT NBR 15750 e ISO 16422. Anel de vedação conforme ABNT NBR 7676. Conexões de ferro fundido conforme ABNT NBR 7675. Execução de vala e reaterro conforme ABNT NBR 17015. Ensaio de estanqueidade conforme ABNT NBR 9650.\u003c\/p\u003e\u003ch2\u003eCondições de fornecimento\u003c\/h2\u003e\u003cp\u003ePedido mínimo de \u003cstrong\u003eR$ 5.000,00\u003c\/strong\u003e para a linha PVC-O. Frete FOB SP. Prazo de entrega confirmado na cotação. Para cotar, informe diâmetros, classes de pressão, quantidades e local de entrega.\u003c\/p\u003e\u003ch2\u003ePerguntas frequentes\u003c\/h2\u003e\u003ch3\u003eO tubo PVC-O DN 100 encaixa em conexão de ferro fundido?\u003c\/h3\u003e\u003cp\u003eSim. O diâmetro externo de 118 mm é equivalente ao do ferro fundido, e a ponta acopla em tubos e conexões de ferro fundido conforme NBR 7675. Na conexão de ferro fundido a bolsa é mais curta: com o chanfro da ponta previamente reduzido, introduza o tubo até encostar no fundo da bolsa, sem usar a marca de inserção do tubo como referência.\u003c\/p\u003e\u003ch3\u003eQual a pressão máxima do tubo PVC-O DN 100 PN 12,5?\u003c\/h3\u003e\u003cp\u003eA pressão de operação contínua é de 1,25 MPa (12,5 bar) até 25 °C. Acima disso aplica-se o fator de redução da ficha técnica: 1,00 MPa a 35 °C e 0,75 MPa a 45 °C. Transientes pontuais de golpe de aríete são tolerados até 1,5 vez a pressão nominal.\u003c\/p\u003e\u003ch3\u003eQual a vazão do tubo PVC-O DN 100 PN 12,5?\u003c\/h3\u003e\u003cp\u003eCom diâmetro interno calculado de 112,2 mm, o tubo conduz cerca de 9,9 l\/s a 1 m\/s. Na faixa de velocidade recomendada pela NBR 15750, de 0,6 a 3,0 m\/s, a vazão vai de 5,9 a 29,7 l\/s. O projeto executivo define o valor final.\u003c\/p\u003e\u003ch3\u003eQual a largura mínima de vala para tubo DN 100?\u003c\/h3\u003e\u003cp\u003ePara vala de até 2 m de profundidade com escoramento por pontaletes, a largura de referência é de 0,65 m. A largura cresce com a profundidade e o tipo de escoramento, e deve deixar espaço para o compactador trabalhar nas laterais do tubo.\u003c\/p\u003e\u003ch3\u003eQual o pedido mínimo e como funciona o frete?\u003c\/h3\u003e\u003cp\u003eO pedido mínimo da linha PVC-O é de R$ 5.000,00, com frete FOB SP. O prazo de entrega é confirmado na cotação, a partir da lista de diâmetros, classes de pressão, quantidades e local de entrega.\u003c\/p\u003e\u003ch2\u003eVeja também\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/collections\/tubo-pvc-o\"\u003elinha completa de tubos PVC-O\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/collections\/tubo-pvc-o-esgoto\"\u003etodos os diâmetros de PVC-O para esgoto\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-12-5-dn-100\"\u003etubo PVC-O DN 100 PN 12,5 para água\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-12-5-dn-150\"\u003etubo PVC-O DN 150 PN 12,5\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-16-dn-100\"\u003etubo PVC-O DN 100 classe PN 16\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-20-dn-100\"\u003etubo PVC-O DN 100 classe PN 20\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp style=\"font-size:13px;color:#667\"\u003eValores de referência para pré-dimensionamento. Hidráulica calculada por Darcy-Weisbach com Colebrook-White (rugosidade 0,003 mm para água e 0,06 mm para esgoto, água a 20 °C). DI calculado pela espessura nominal da ficha técnica; tabelas de ensaio podem indicar vazão menor. O projeto executivo e o responsável técnico prevalecem.\u003c\/p\u003e","brand":"Mininco","offers":[{"title":"Default Title","offer_id":69638269927458,"sku":"PVCO-ES-100-125","price":337.64,"currency_code":"BRL","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0801\/2598\/4802\/files\/pvco_esgoto_principal.jpg?v=1793867633"},{"product_id":"tubo-pvc-o-esgoto-pn-12-5-dn-150","title":"Tubo PVC-O DEFOFO Esgoto Recalque PN 12,5 DN 150 Barra 6m Junta Elástica JEI","description":"\u003cp\u003eTubo de PVC orientado (PVC-O) DN 150, classe de pressão PN 12,5, para redes coletoras de esgoto pressurizadas e linhas de recalque de estações elevatórias. A orientação molecular nas direções axial e circunferencial alinha as cadeias do PVC e leva o material a um MRS de 45 MPa: a parede fica mais fina, o diâmetro interno maior e a rede ganha vazão com menos peso por metro.\u003c\/p\u003e\u003cp\u003eO diâmetro externo de \u003cstrong\u003e170 mm\u003c\/strong\u003e é equivalente ao do ferro fundido (DEFOFO). A ponta do tubo acopla em tubos e conexões de ferro fundido NBR 7675.\u003c\/p\u003e\u003ch2\u003eDestaques técnicos\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePressão nominal de 1,25 MPa\u003c\/strong\u003e com tolerância a transientes pontuais de até 1,5 vez a PN.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eResistência à fadiga\u003c\/strong\u003e para redes com partida e parada frequente de bombas.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGolpe de aríete menor\u003c\/strong\u003e: a elasticidade do PVC-O reduz a celeridade da onda de pressão em relação a ferro fundido e aço.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eImune à corrosão\u003c\/strong\u003e, com vida útil de projeto de 50 anos; estudos citados pela indústria indicam cerca de 100 anos.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJunta elástica integrada\u003c\/strong\u003e com anel em borracha NBR (nitrílica), montagem por encaixe e sem solda.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDimensões do DN 150 PN 12,5\u003c\/h2\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eMedida\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eValor\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro nominal\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003eDN 150\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eClasse de pressão\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003ePN 12,5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro externo (DE)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e170 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eEspessura de parede (e)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e4,1 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro interno (DI)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e161,8 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eComprimento da bolsa (B)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e134 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eComprimento da barra (L)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e6 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eRelação DE\/e (SDR)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e41,5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eTolerância de ovalização na recepção\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e3,9 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003cp\u003eCorpo branco com duas faixas ocre para identificação da rede. Barra fornecida com ponta chanfrada de fábrica, inclinação entre 12° e 15°.\u003c\/p\u003e\u003ch2\u003ePressão de trabalho por temperatura\u003c\/h2\u003e\u003cp\u003eAté 25 °C a pressão admissível é igual à nominal. Acima disso, multiplique a PN pelo fator ft. O PVC-O não é indicado para operação contínua acima de 45 °C.\u003c\/p\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eTemperatura do fluido\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eFator ft\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePressão admissível (PFA)\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 25 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,0\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,25 MPa (12,5 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 30 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,9\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,125 MPa (11,25 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 35 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,8\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,00 MPa (10 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 40 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,7\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,875 MPa (8,75 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 45 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,6\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,75 MPa (7,5 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch2\u003eDesempenho hidráulico\u003c\/h2\u003e\u003cp\u003eFaixa de velocidade recomendada pela NBR 15750: de 0,6 m\/s, para garantir autolimpeza, a 3,0 m\/s, para limitar desgaste e transientes.\u003c\/p\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"min-width:520px;width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVelocidade\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVazão (l\/s)\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVazão (m³\/h)\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePerda de carga (m\/km)\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e0,6 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e12,3\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e44\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e2,26\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e1 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e20,6\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e74\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e5,86\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e1,5 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e30,8\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e111\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e12,61\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e2 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e41,1\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e148\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e21,85\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e2,5 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e51,4\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e185\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e33,57\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e3 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e61,7\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e222\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e47,76\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch2\u003eInstalação\u003c\/h2\u003e\u003ch3\u003eLargura de vala para esgoto\u003c\/h3\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"min-width:650px;width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eProfundidade da vala\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePontaletes\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eContínuo ou descontínuo\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eEspecial\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eMetálico-madeira\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 2 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,65 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,65 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,75 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003enão se aplica\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003ede 2 a 4 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,75 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,85 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,05 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003enão se aplica\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003ede 4 a 6 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,85 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,05 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,35 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003enão se aplica\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003ede 6 a 8 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,95 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,25 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,65 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003enão se aplica\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch3\u003eRecobrimento mínimo\u003c\/h3\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eLocal da vala\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eRecobrimento mínimo\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob passeio\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,80 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob via pavimentada ou com meio-fio e sarjeta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,00 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob via de terra ou greide indefinido\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,20 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch3\u003eBerço e envoltória\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBerço de material granular fino com no mínimo 10 cm, sobre fundo de vala sem pedras. Não concrete o fundo da vala.\u003c\/li\u003e\n\u003cli\u003eEscave no mínimo 15 cm abaixo da cota de projeto para regularizar o berço. Em rocha, o rebaixo é obrigatório.\u003c\/li\u003e\n\u003cli\u003eEnvoltória em material granular classe II (areia grossa ou cascalho limpo), compactada em camadas de 10 a 15 cm, com grau mínimo de 95% do Proctor Normal.\u003c\/li\u003e\n\u003cli\u003eCompacte alternando os lados da vala, nunca sobre o tubo, até 30 cm acima da geratriz superior. Rolo ou pé de carneiro só a partir de 60 cm acima do tubo.\u003c\/li\u003e\n\u003cli\u003eAbra um nicho sob cada bolsa para que ela não sustente o peso da tubulação.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eMontagem da junta\u003c\/h3\u003e\u003col\u003e\n\u003cli\u003eConfira as extremidades do tubo e a integridade e o posicionamento do anel de vedação.\u003c\/li\u003e\n\u003cli\u003eLimpe com pano úmido a parte interna da bolsa e o anel.\u003c\/li\u003e\n\u003cli\u003eCalce a ponta e a bolsa para evitar contato com o solo e a entrada de areia e pedra.\u003c\/li\u003e\n\u003cli\u003eLubrifique o anel de vedação e a parte interna da bolsa com pasta lubrificante. Nunca use óleo, graxa ou derivado de petróleo.\u003c\/li\u003e\n\u003cli\u003eAlinhe os tubos na horizontal e na vertical e aproxime a ponta da bolsa.\u003c\/li\u003e\n\u003cli\u003eEmpurre a ponta na bolsa até a marca de referência, à mão, com alavanca ou com tirfor nos diâmetros maiores.\u003c\/li\u003e\n\u003cli\u003eFaça a deflexão angular só depois do encaixe completo.\u003c\/li\u003e\n\u003c\/ol\u003e\u003ch3\u003eCurvas, conexões e ancoragem\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eDeflexão na junta de 1° a 2°, feita só depois do encaixe completo. Curvatura no corpo do tubo com raio mínimo de 34 m (200 x DE), apoiando as extremidades e aplicando a força no meio do vão.\u003c\/li\u003e\n\u003cli\u003eNunca aqueça o tubo para formar curva, bolsa ou furo.\u003c\/li\u003e\n\u003cli\u003eUse conexões de ferro fundido NBR 7675. Na conexão de ferro fundido a bolsa é mais curta: com o chanfro da ponta previamente reduzido, introduza o tubo até encostar no fundo da bolsa, sem usar a marca de inserção do tubo como referência.\u003c\/li\u003e\n\u003cli\u003eA junta elástica não resiste à tração: extremidades, curvas, tês, reduções, válvulas, registros e trechos com declividade acentuada exigem bloco de ancoragem de concreto.\u003c\/li\u003e\n\u003cli\u003eProteja o contato entre tubo e bloco com manta de polietileno ou borracha.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eEnsaio de estanqueidade\u003c\/h3\u003e\u003cp\u003eEnsaie em trechos isolados, de preferência antes do reaterro completo e com as juntas à vista, conforme NBR 9650.\u003c\/p\u003e\u003ch2\u003eRecebimento, armazenamento e logística\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eDescarga manual até DN 300. Acima disso, cintas de nylon em dois pontos. Nunca corrente ou cabo de aço, e nunca jogue o tubo ao chão.\u003c\/li\u003e\n\u003cli\u003eEmpilhe sobre sarrafos, alternando ponta e bolsa, até 1,5 m de altura. Armazenagem acima de 6 meses pede cobertura com 50 cm de folga sobre a pilha.\u003c\/li\u003e\n\u003cli\u003eRecuse tubo com ovalização na ponta ou na bolsa que afete o anel. Tubo que amassou e voltou ao formato sem marca branca ou trinca continua próprio para uso.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eItem\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eDN 150\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eBarras por carreta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e448 barras (2.688 m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003ePasta lubrificante por junta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e30 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eProdutividade de referência da linha\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e47 barras por dia (282 m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eCurvatura no corpo do tubo\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e34 m (200 x DE)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDesvio por barra com deflexão na junta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,10 m a 1° e 0,21 m a 2°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003cp style=\"font-size:13px;color:#667\"\u003eReferência de produtividade da linha, a partir de obras anteriores. Tamanho da equipe, profundidade da vala e interferências mudam o número.\u003c\/p\u003e\u003ch2\u003eNormas\u003c\/h2\u003e\u003cp\u003eFabricação e ensaios conforme ABNT NBR 15750 e ISO 16422. Anel de vedação conforme ABNT NBR 7676. Conexões de ferro fundido conforme ABNT NBR 7675. Execução de vala e reaterro conforme ABNT NBR 17015. Ensaio de estanqueidade conforme ABNT NBR 9650.\u003c\/p\u003e\u003ch2\u003eCondições de fornecimento\u003c\/h2\u003e\u003cp\u003ePedido mínimo de \u003cstrong\u003eR$ 5.000,00\u003c\/strong\u003e para a linha PVC-O. Frete FOB SP. Prazo de entrega confirmado na cotação. Para cotar, informe diâmetros, classes de pressão, quantidades e local de entrega.\u003c\/p\u003e\u003ch2\u003ePerguntas frequentes\u003c\/h2\u003e\u003ch3\u003eO tubo PVC-O DN 150 encaixa em conexão de ferro fundido?\u003c\/h3\u003e\u003cp\u003eSim. O diâmetro externo de 170 mm é equivalente ao do ferro fundido, e a ponta acopla em tubos e conexões de ferro fundido conforme NBR 7675. Na conexão de ferro fundido a bolsa é mais curta: com o chanfro da ponta previamente reduzido, introduza o tubo até encostar no fundo da bolsa, sem usar a marca de inserção do tubo como referência.\u003c\/p\u003e\u003ch3\u003eQual a pressão máxima do tubo PVC-O DN 150 PN 12,5?\u003c\/h3\u003e\u003cp\u003eA pressão de operação contínua é de 1,25 MPa (12,5 bar) até 25 °C. Acima disso aplica-se o fator de redução da ficha técnica: 1,00 MPa a 35 °C e 0,75 MPa a 45 °C. Transientes pontuais de golpe de aríete são tolerados até 1,5 vez a pressão nominal.\u003c\/p\u003e\u003ch3\u003eQual a vazão do tubo PVC-O DN 150 PN 12,5?\u003c\/h3\u003e\u003cp\u003eCom diâmetro interno calculado de 161,8 mm, o tubo conduz cerca de 20,6 l\/s a 1 m\/s. Na faixa de velocidade recomendada pela NBR 15750, de 0,6 a 3,0 m\/s, a vazão vai de 12,3 a 61,7 l\/s. O projeto executivo define o valor final.\u003c\/p\u003e\u003ch3\u003eQual a largura mínima de vala para tubo DN 150?\u003c\/h3\u003e\u003cp\u003ePara vala de até 2 m de profundidade com escoramento por pontaletes, a largura de referência é de 0,65 m. A largura cresce com a profundidade e o tipo de escoramento, e deve deixar espaço para o compactador trabalhar nas laterais do tubo.\u003c\/p\u003e\u003ch3\u003eQual o pedido mínimo e como funciona o frete?\u003c\/h3\u003e\u003cp\u003eO pedido mínimo da linha PVC-O é de R$ 5.000,00, com frete FOB SP. O prazo de entrega é confirmado na cotação, a partir da lista de diâmetros, classes de pressão, quantidades e local de entrega.\u003c\/p\u003e\u003ch2\u003eVeja também\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/collections\/tubo-pvc-o\"\u003elinha completa de tubos PVC-O\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/collections\/tubo-pvc-o-esgoto\"\u003etodos os diâmetros de PVC-O para esgoto\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-12-5-dn-150\"\u003etubo PVC-O DN 150 PN 12,5 para água\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-12-5-dn-100\"\u003etubo PVC-O DN 100 PN 12,5\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-12-5-dn-200\"\u003etubo PVC-O DN 200 PN 12,5\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-16-dn-150\"\u003etubo PVC-O DN 150 classe PN 16\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-20-dn-150\"\u003etubo PVC-O DN 150 classe PN 20\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp style=\"font-size:13px;color:#667\"\u003eValores de referência para pré-dimensionamento. Hidráulica calculada por Darcy-Weisbach com Colebrook-White (rugosidade 0,003 mm para água e 0,06 mm para esgoto, água a 20 °C). DI calculado pela espessura nominal da ficha técnica; tabelas de ensaio podem indicar vazão menor. O projeto executivo e o responsável técnico prevalecem.\u003c\/p\u003e","brand":"Mininco","offers":[{"title":"Default Title","offer_id":69638271565858,"sku":"PVCO-ES-150-125","price":687.56,"currency_code":"BRL","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0801\/2598\/4802\/files\/pvco_esgoto_principal_bbb2c2dc-2a5c-4678-8566-6561fc49a4ef.jpg?v=1793867638"},{"product_id":"tubo-pvc-o-esgoto-pn-12-5-dn-200","title":"Tubo PVC-O DEFOFO Esgoto Recalque PN 12,5 DN 200 Barra 6m Junta Elástica JEI","description":"\u003cp\u003eTubo de PVC orientado (PVC-O) DN 200, classe de pressão PN 12,5, para redes coletoras de esgoto pressurizadas e linhas de recalque de estações elevatórias. A orientação molecular nas direções axial e circunferencial alinha as cadeias do PVC e leva o material a um MRS de 45 MPa: a parede fica mais fina, o diâmetro interno maior e a rede ganha vazão com menos peso por metro.\u003c\/p\u003e\u003cp\u003eO diâmetro externo de \u003cstrong\u003e222 mm\u003c\/strong\u003e é equivalente ao do ferro fundido (DEFOFO). A ponta do tubo acopla em tubos e conexões de ferro fundido NBR 7675.\u003c\/p\u003e\u003ch2\u003eDestaques técnicos\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePressão nominal de 1,25 MPa\u003c\/strong\u003e com tolerância a transientes pontuais de até 1,5 vez a PN.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eResistência à fadiga\u003c\/strong\u003e para redes com partida e parada frequente de bombas.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGolpe de aríete menor\u003c\/strong\u003e: a elasticidade do PVC-O reduz a celeridade da onda de pressão em relação a ferro fundido e aço.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eImune à corrosão\u003c\/strong\u003e, com vida útil de projeto de 50 anos; estudos citados pela indústria indicam cerca de 100 anos.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJunta elástica integrada\u003c\/strong\u003e com anel em borracha NBR (nitrílica), montagem por encaixe e sem solda.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDimensões do DN 200 PN 12,5\u003c\/h2\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eMedida\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eValor\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro nominal\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003eDN 200\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eClasse de pressão\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003ePN 12,5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro externo (DE)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e222 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eEspessura de parede (e)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e5,4 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro interno (DI)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e211,2 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eComprimento da bolsa (B)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e145 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eComprimento da barra (L)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e6 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eRelação DE\/e (SDR)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e41,1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eTolerância de ovalização na recepção\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e4,8 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003cp\u003eCorpo branco com duas faixas ocre para identificação da rede. Barra fornecida com ponta chanfrada de fábrica, inclinação entre 12° e 15°.\u003c\/p\u003e\u003ch2\u003ePressão de trabalho por temperatura\u003c\/h2\u003e\u003cp\u003eAté 25 °C a pressão admissível é igual à nominal. Acima disso, multiplique a PN pelo fator ft. O PVC-O não é indicado para operação contínua acima de 45 °C.\u003c\/p\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eTemperatura do fluido\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eFator ft\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePressão admissível (PFA)\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 25 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,0\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,25 MPa (12,5 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 30 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,9\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,125 MPa (11,25 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 35 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,8\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,00 MPa (10 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 40 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,7\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,875 MPa (8,75 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 45 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,6\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,75 MPa (7,5 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch2\u003eDesempenho hidráulico\u003c\/h2\u003e\u003cp\u003eFaixa de velocidade recomendada pela NBR 15750: de 0,6 m\/s, para garantir autolimpeza, a 3,0 m\/s, para limitar desgaste e transientes.\u003c\/p\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"min-width:520px;width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVelocidade\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVazão (l\/s)\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVazão (m³\/h)\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePerda de carga (m\/km)\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e0,6 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e21,0\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e76\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,63\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e1 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e35,0\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e126\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e4,23\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e1,5 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e52,5\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e189\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e9,12\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e2 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e70,1\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e252\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e15,80\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e2,5 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e87,6\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e315\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e24,28\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e3 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e105,1\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e378\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e34,55\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch2\u003eInstalação\u003c\/h2\u003e\u003ch3\u003eLargura de vala para esgoto\u003c\/h3\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"min-width:650px;width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eProfundidade da vala\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePontaletes\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eContínuo ou descontínuo\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eEspecial\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eMetálico-madeira\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 2 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,70 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,70 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,80 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003enão se aplica\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003ede 2 a 4 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,80 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,90 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,10 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,75 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003ede 4 a 6 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,90 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,10 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,40 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,90 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003ede 6 a 8 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,00 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,30 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,70 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e2,05 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch3\u003eRecobrimento mínimo\u003c\/h3\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eLocal da vala\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eRecobrimento mínimo\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob passeio\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,80 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob via pavimentada ou com meio-fio e sarjeta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,00 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob via de terra ou greide indefinido\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,20 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch3\u003eBerço e envoltória\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBerço de material granular fino com no mínimo 10 cm, sobre fundo de vala sem pedras. Não concrete o fundo da vala.\u003c\/li\u003e\n\u003cli\u003eEscave no mínimo 15 cm abaixo da cota de projeto para regularizar o berço. Em rocha, o rebaixo é obrigatório.\u003c\/li\u003e\n\u003cli\u003eEnvoltória em material granular classe II (areia grossa ou cascalho limpo), compactada em camadas de 10 a 15 cm, com grau mínimo de 95% do Proctor Normal.\u003c\/li\u003e\n\u003cli\u003eCompacte alternando os lados da vala, nunca sobre o tubo, até 30 cm acima da geratriz superior. Rolo ou pé de carneiro só a partir de 60 cm acima do tubo.\u003c\/li\u003e\n\u003cli\u003eAbra um nicho sob cada bolsa para que ela não sustente o peso da tubulação.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eMontagem da junta\u003c\/h3\u003e\u003col\u003e\n\u003cli\u003eConfira as extremidades do tubo e a integridade e o posicionamento do anel de vedação.\u003c\/li\u003e\n\u003cli\u003eLimpe com pano úmido a parte interna da bolsa e o anel.\u003c\/li\u003e\n\u003cli\u003eCalce a ponta e a bolsa para evitar contato com o solo e a entrada de areia e pedra.\u003c\/li\u003e\n\u003cli\u003eLubrifique o anel de vedação e a parte interna da bolsa com pasta lubrificante. Nunca use óleo, graxa ou derivado de petróleo.\u003c\/li\u003e\n\u003cli\u003eAlinhe os tubos na horizontal e na vertical e aproxime a ponta da bolsa.\u003c\/li\u003e\n\u003cli\u003eEmpurre a ponta na bolsa até a marca de referência, à mão, com alavanca ou com tirfor nos diâmetros maiores.\u003c\/li\u003e\n\u003cli\u003eFaça a deflexão angular só depois do encaixe completo.\u003c\/li\u003e\n\u003c\/ol\u003e\u003ch3\u003eCurvas, conexões e ancoragem\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eDeflexão na junta de 1° a 2°, feita só depois do encaixe completo. Curvatura no corpo do tubo com raio mínimo de 44,4 m (200 x DE), apoiando as extremidades e aplicando a força no meio do vão.\u003c\/li\u003e\n\u003cli\u003eNunca aqueça o tubo para formar curva, bolsa ou furo.\u003c\/li\u003e\n\u003cli\u003eUse conexões de ferro fundido NBR 7675. Na conexão de ferro fundido a bolsa é mais curta: com o chanfro da ponta previamente reduzido, introduza o tubo até encostar no fundo da bolsa, sem usar a marca de inserção do tubo como referência.\u003c\/li\u003e\n\u003cli\u003eA junta elástica não resiste à tração: extremidades, curvas, tês, reduções, válvulas, registros e trechos com declividade acentuada exigem bloco de ancoragem de concreto.\u003c\/li\u003e\n\u003cli\u003eProteja o contato entre tubo e bloco com manta de polietileno ou borracha.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eEnsaio de estanqueidade\u003c\/h3\u003e\u003cp\u003eEnsaie em trechos isolados, de preferência antes do reaterro completo e com as juntas à vista, conforme NBR 9650.\u003c\/p\u003e\u003ch2\u003eRecebimento, armazenamento e logística\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eDescarga manual até DN 300. Acima disso, cintas de nylon em dois pontos. Nunca corrente ou cabo de aço, e nunca jogue o tubo ao chão.\u003c\/li\u003e\n\u003cli\u003eEmpilhe sobre sarrafos, alternando ponta e bolsa, até 1,5 m de altura. Armazenagem acima de 6 meses pede cobertura com 50 cm de folga sobre a pilha.\u003c\/li\u003e\n\u003cli\u003eRecuse tubo com ovalização na ponta ou na bolsa que afete o anel. Tubo que amassou e voltou ao formato sem marca branca ou trinca continua próprio para uso.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eItem\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eDN 200\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eBarras por carreta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e240 barras (1.440 m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003ePasta lubrificante por junta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e40 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eProdutividade de referência da linha\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e44 barras por dia (264 m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eCurvatura no corpo do tubo\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e44,4 m (200 x DE)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDesvio por barra com deflexão na junta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,10 m a 1° e 0,21 m a 2°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003cp style=\"font-size:13px;color:#667\"\u003eReferência de produtividade da linha, a partir de obras anteriores. Tamanho da equipe, profundidade da vala e interferências mudam o número.\u003c\/p\u003e\u003ch2\u003eNormas\u003c\/h2\u003e\u003cp\u003eFabricação e ensaios conforme ABNT NBR 15750 e ISO 16422. Anel de vedação conforme ABNT NBR 7676. Conexões de ferro fundido conforme ABNT NBR 7675. Execução de vala e reaterro conforme ABNT NBR 17015. Ensaio de estanqueidade conforme ABNT NBR 9650.\u003c\/p\u003e\u003ch2\u003eCondições de fornecimento\u003c\/h2\u003e\u003cp\u003ePedido mínimo de \u003cstrong\u003eR$ 5.000,00\u003c\/strong\u003e para a linha PVC-O. Frete FOB SP. Prazo de entrega confirmado na cotação. Para cotar, informe diâmetros, classes de pressão, quantidades e local de entrega.\u003c\/p\u003e\u003ch2\u003ePerguntas frequentes\u003c\/h2\u003e\u003ch3\u003eO tubo PVC-O DN 200 encaixa em conexão de ferro fundido?\u003c\/h3\u003e\u003cp\u003eSim. O diâmetro externo de 222 mm é equivalente ao do ferro fundido, e a ponta acopla em tubos e conexões de ferro fundido conforme NBR 7675. Na conexão de ferro fundido a bolsa é mais curta: com o chanfro da ponta previamente reduzido, introduza o tubo até encostar no fundo da bolsa, sem usar a marca de inserção do tubo como referência.\u003c\/p\u003e\u003ch3\u003eQual a pressão máxima do tubo PVC-O DN 200 PN 12,5?\u003c\/h3\u003e\u003cp\u003eA pressão de operação contínua é de 1,25 MPa (12,5 bar) até 25 °C. Acima disso aplica-se o fator de redução da ficha técnica: 1,00 MPa a 35 °C e 0,75 MPa a 45 °C. Transientes pontuais de golpe de aríete são tolerados até 1,5 vez a pressão nominal.\u003c\/p\u003e\u003ch3\u003eQual a vazão do tubo PVC-O DN 200 PN 12,5?\u003c\/h3\u003e\u003cp\u003eCom diâmetro interno calculado de 211,2 mm, o tubo conduz cerca de 35,0 l\/s a 1 m\/s. Na faixa de velocidade recomendada pela NBR 15750, de 0,6 a 3,0 m\/s, a vazão vai de 21,0 a 105,1 l\/s. O projeto executivo define o valor final.\u003c\/p\u003e\u003ch3\u003eQual a largura mínima de vala para tubo DN 200?\u003c\/h3\u003e\u003cp\u003ePara vala de até 2 m de profundidade com escoramento por pontaletes, a largura de referência é de 0,70 m. A largura cresce com a profundidade e o tipo de escoramento, e deve deixar espaço para o compactador trabalhar nas laterais do tubo.\u003c\/p\u003e\u003ch3\u003eQual o pedido mínimo e como funciona o frete?\u003c\/h3\u003e\u003cp\u003eO pedido mínimo da linha PVC-O é de R$ 5.000,00, com frete FOB SP. O prazo de entrega é confirmado na cotação, a partir da lista de diâmetros, classes de pressão, quantidades e local de entrega.\u003c\/p\u003e\u003ch2\u003eVeja também\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/collections\/tubo-pvc-o\"\u003elinha completa de tubos PVC-O\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/collections\/tubo-pvc-o-esgoto\"\u003etodos os diâmetros de PVC-O para esgoto\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-12-5-dn-200\"\u003etubo PVC-O DN 200 PN 12,5 para água\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-12-5-dn-150\"\u003etubo PVC-O DN 150 PN 12,5\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-12-5-dn-250\"\u003etubo PVC-O DN 250 PN 12,5\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-16-dn-200\"\u003etubo PVC-O DN 200 classe PN 16\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-20-dn-200\"\u003etubo PVC-O DN 200 classe PN 20\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp style=\"font-size:13px;color:#667\"\u003eValores de referência para pré-dimensionamento. Hidráulica calculada por Darcy-Weisbach com Colebrook-White (rugosidade 0,003 mm para água e 0,06 mm para esgoto, água a 20 °C). DI calculado pela espessura nominal da ficha técnica; tabelas de ensaio podem indicar vazão menor. O projeto executivo e o responsável técnico prevalecem.\u003c\/p\u003e","brand":"Mininco","offers":[{"title":"Default Title","offer_id":69638271828002,"sku":"PVCO-ES-200-125","price":1136.64,"currency_code":"BRL","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0801\/2598\/4802\/files\/pvco_esgoto_principal_30cf9f35-bcc0-4f09-89b7-61a48283b259.jpg?v=1793867638"},{"product_id":"tubo-pvc-o-esgoto-pn-12-5-dn-250","title":"Tubo PVC-O DEFOFO Esgoto Recalque PN 12,5 DN 250 Barra 6m Junta Elástica JEI","description":"\u003cp\u003eTubo de PVC orientado (PVC-O) DN 250, classe de pressão PN 12,5, para redes coletoras de esgoto pressurizadas e linhas de recalque de estações elevatórias. A orientação molecular nas direções axial e circunferencial alinha as cadeias do PVC e leva o material a um MRS de 45 MPa: a parede fica mais fina, o diâmetro interno maior e a rede ganha vazão com menos peso por metro.\u003c\/p\u003e\u003cp\u003eO diâmetro externo de \u003cstrong\u003e274 mm\u003c\/strong\u003e é equivalente ao do ferro fundido (DEFOFO). A ponta do tubo acopla em tubos e conexões de ferro fundido NBR 7675.\u003c\/p\u003e\u003ch2\u003eDestaques técnicos\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePressão nominal de 1,25 MPa\u003c\/strong\u003e com tolerância a transientes pontuais de até 1,5 vez a PN.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eResistência à fadiga\u003c\/strong\u003e para redes com partida e parada frequente de bombas.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGolpe de aríete menor\u003c\/strong\u003e: a elasticidade do PVC-O reduz a celeridade da onda de pressão em relação a ferro fundido e aço.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eImune à corrosão\u003c\/strong\u003e, com vida útil de projeto de 50 anos; estudos citados pela indústria indicam cerca de 100 anos.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJunta elástica integrada\u003c\/strong\u003e com anel em borracha NBR (nitrílica), montagem por encaixe e sem solda.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDimensões do DN 250 PN 12,5\u003c\/h2\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eMedida\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eValor\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro nominal\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003eDN 250\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eClasse de pressão\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003ePN 12,5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro externo (DE)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e274 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eEspessura de parede (e)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e6,7 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro interno (DI)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e260,6 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eComprimento da bolsa (B)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e163 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eComprimento da barra (L)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e6 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eRelação DE\/e (SDR)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e40,9\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eTolerância de ovalização na recepção\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e6 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003cp\u003eCorpo branco com duas faixas ocre para identificação da rede. Barra fornecida com ponta chanfrada de fábrica, inclinação entre 12° e 15°.\u003c\/p\u003e\u003ch2\u003ePressão de trabalho por temperatura\u003c\/h2\u003e\u003cp\u003eAté 25 °C a pressão admissível é igual à nominal. Acima disso, multiplique a PN pelo fator ft. O PVC-O não é indicado para operação contínua acima de 45 °C.\u003c\/p\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eTemperatura do fluido\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eFator ft\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePressão admissível (PFA)\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 25 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,0\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,25 MPa (12,5 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 30 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,9\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,125 MPa (11,25 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 35 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,8\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,00 MPa (10 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 40 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,7\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,875 MPa (8,75 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 45 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,6\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,75 MPa (7,5 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch2\u003eDesempenho hidráulico\u003c\/h2\u003e\u003cp\u003eFaixa de velocidade recomendada pela NBR 15750: de 0,6 m\/s, para garantir autolimpeza, a 3,0 m\/s, para limitar desgaste e transientes.\u003c\/p\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"min-width:520px;width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVelocidade\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVazão (l\/s)\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVazão (m³\/h)\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePerda de carga (m\/km)\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e0,6 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e32,0\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e115\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,26\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e1 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e53,3\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e192\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e3,28\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e1,5 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e80,0\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e288\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e7,07\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e2 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e106,7\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e384\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e12,25\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e2,5 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e133,3\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e480\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e18,83\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e3 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e160,0\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e576\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e26,79\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch2\u003eInstalação\u003c\/h2\u003e\u003ch3\u003eLargura de vala para esgoto\u003c\/h3\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"min-width:650px;width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eProfundidade da vala\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePontaletes\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eContínuo ou descontínuo\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eEspecial\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eMetálico-madeira\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 2 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,80 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,80 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,90 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003enão se aplica\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003ede 2 a 4 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,90 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,00 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,20 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,85 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003ede 4 a 6 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,00 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,20 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,50 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e2,00 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003ede 6 a 8 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,10 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,40 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,80 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e2,15 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch3\u003eRecobrimento mínimo\u003c\/h3\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eLocal da vala\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eRecobrimento mínimo\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob passeio\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,80 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob via pavimentada ou com meio-fio e sarjeta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,00 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob via de terra ou greide indefinido\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,20 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch3\u003eBerço e envoltória\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBerço de material granular fino com no mínimo 10 cm, sobre fundo de vala sem pedras. Não concrete o fundo da vala.\u003c\/li\u003e\n\u003cli\u003eEscave no mínimo 15 cm abaixo da cota de projeto para regularizar o berço. Em rocha, o rebaixo é obrigatório.\u003c\/li\u003e\n\u003cli\u003eEnvoltória em material granular classe II (areia grossa ou cascalho limpo), compactada em camadas de 10 a 15 cm, com grau mínimo de 95% do Proctor Normal.\u003c\/li\u003e\n\u003cli\u003eCompacte alternando os lados da vala, nunca sobre o tubo, até 30 cm acima da geratriz superior. Rolo ou pé de carneiro só a partir de 60 cm acima do tubo.\u003c\/li\u003e\n\u003cli\u003eAbra um nicho sob cada bolsa para que ela não sustente o peso da tubulação.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eMontagem da junta\u003c\/h3\u003e\u003col\u003e\n\u003cli\u003eConfira as extremidades do tubo e a integridade e o posicionamento do anel de vedação.\u003c\/li\u003e\n\u003cli\u003eLimpe com pano úmido a parte interna da bolsa e o anel.\u003c\/li\u003e\n\u003cli\u003eCalce a ponta e a bolsa para evitar contato com o solo e a entrada de areia e pedra.\u003c\/li\u003e\n\u003cli\u003eLubrifique o anel de vedação e a parte interna da bolsa com pasta lubrificante. Nunca use óleo, graxa ou derivado de petróleo.\u003c\/li\u003e\n\u003cli\u003eAlinhe os tubos na horizontal e na vertical e aproxime a ponta da bolsa.\u003c\/li\u003e\n\u003cli\u003eEmpurre a ponta na bolsa até a marca de referência, à mão, com alavanca ou com tirfor nos diâmetros maiores.\u003c\/li\u003e\n\u003cli\u003eFaça a deflexão angular só depois do encaixe completo.\u003c\/li\u003e\n\u003c\/ol\u003e\u003ch3\u003eCurvas, conexões e ancoragem\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eDeflexão na junta de 1° a 2°, feita só depois do encaixe completo. Curvatura no corpo do tubo com raio mínimo de 54,8 m (200 x DE), apoiando as extremidades e aplicando a força no meio do vão.\u003c\/li\u003e\n\u003cli\u003eNunca aqueça o tubo para formar curva, bolsa ou furo.\u003c\/li\u003e\n\u003cli\u003eUse conexões de ferro fundido NBR 7675. Na conexão de ferro fundido a bolsa é mais curta: com o chanfro da ponta previamente reduzido, introduza o tubo até encostar no fundo da bolsa, sem usar a marca de inserção do tubo como referência.\u003c\/li\u003e\n\u003cli\u003eA junta elástica não resiste à tração: extremidades, curvas, tês, reduções, válvulas, registros e trechos com declividade acentuada exigem bloco de ancoragem de concreto.\u003c\/li\u003e\n\u003cli\u003eProteja o contato entre tubo e bloco com manta de polietileno ou borracha.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eEnsaio de estanqueidade\u003c\/h3\u003e\u003cp\u003eEnsaie em trechos isolados, de preferência antes do reaterro completo e com as juntas à vista, conforme NBR 9650.\u003c\/p\u003e\u003ch2\u003eRecebimento, armazenamento e logística\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eDescarga manual até DN 300. Acima disso, cintas de nylon em dois pontos. Nunca corrente ou cabo de aço, e nunca jogue o tubo ao chão.\u003c\/li\u003e\n\u003cli\u003eEmpilhe sobre sarrafos, alternando ponta e bolsa, até 1,5 m de altura. Armazenagem acima de 6 meses pede cobertura com 50 cm de folga sobre a pilha.\u003c\/li\u003e\n\u003cli\u003eRecuse tubo com ovalização na ponta ou na bolsa que afete o anel. Tubo que amassou e voltou ao formato sem marca branca ou trinca continua próprio para uso.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eItem\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eDN 250\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eBarras por carreta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e160 barras (960 m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003ePasta lubrificante por junta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e50 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eProdutividade de referência da linha\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e41 barras por dia (246 m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eCurvatura no corpo do tubo\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e54,8 m (200 x DE)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDesvio por barra com deflexão na junta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,10 m a 1° e 0,21 m a 2°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003cp style=\"font-size:13px;color:#667\"\u003eReferência de produtividade da linha, a partir de obras anteriores. Tamanho da equipe, profundidade da vala e interferências mudam o número.\u003c\/p\u003e\u003ch2\u003eNormas\u003c\/h2\u003e\u003cp\u003eFabricação e ensaios conforme ABNT NBR 15750 e ISO 16422. Anel de vedação conforme ABNT NBR 7676. Conexões de ferro fundido conforme ABNT NBR 7675. Execução de vala e reaterro conforme ABNT NBR 17015. Ensaio de estanqueidade conforme ABNT NBR 9650.\u003c\/p\u003e\u003ch2\u003eCondições de fornecimento\u003c\/h2\u003e\u003cp\u003ePedido mínimo de \u003cstrong\u003eR$ 5.000,00\u003c\/strong\u003e para a linha PVC-O. Frete FOB SP. Prazo de entrega confirmado na cotação. Para cotar, informe diâmetros, classes de pressão, quantidades e local de entrega.\u003c\/p\u003e\u003ch2\u003ePerguntas frequentes\u003c\/h2\u003e\u003ch3\u003eO tubo PVC-O DN 250 encaixa em conexão de ferro fundido?\u003c\/h3\u003e\u003cp\u003eSim. O diâmetro externo de 274 mm é equivalente ao do ferro fundido, e a ponta acopla em tubos e conexões de ferro fundido conforme NBR 7675. Na conexão de ferro fundido a bolsa é mais curta: com o chanfro da ponta previamente reduzido, introduza o tubo até encostar no fundo da bolsa, sem usar a marca de inserção do tubo como referência.\u003c\/p\u003e\u003ch3\u003eQual a pressão máxima do tubo PVC-O DN 250 PN 12,5?\u003c\/h3\u003e\u003cp\u003eA pressão de operação contínua é de 1,25 MPa (12,5 bar) até 25 °C. Acima disso aplica-se o fator de redução da ficha técnica: 1,00 MPa a 35 °C e 0,75 MPa a 45 °C. Transientes pontuais de golpe de aríete são tolerados até 1,5 vez a pressão nominal.\u003c\/p\u003e\u003ch3\u003eQual a vazão do tubo PVC-O DN 250 PN 12,5?\u003c\/h3\u003e\u003cp\u003eCom diâmetro interno calculado de 260,6 mm, o tubo conduz cerca de 53,3 l\/s a 1 m\/s. Na faixa de velocidade recomendada pela NBR 15750, de 0,6 a 3,0 m\/s, a vazão vai de 32,0 a 160,0 l\/s. O projeto executivo define o valor final.\u003c\/p\u003e\u003ch3\u003eQual a largura mínima de vala para tubo DN 250?\u003c\/h3\u003e\u003cp\u003ePara vala de até 2 m de profundidade com escoramento por pontaletes, a largura de referência é de 0,80 m. A largura cresce com a profundidade e o tipo de escoramento, e deve deixar espaço para o compactador trabalhar nas laterais do tubo.\u003c\/p\u003e\u003ch3\u003eQual o pedido mínimo e como funciona o frete?\u003c\/h3\u003e\u003cp\u003eO pedido mínimo da linha PVC-O é de R$ 5.000,00, com frete FOB SP. O prazo de entrega é confirmado na cotação, a partir da lista de diâmetros, classes de pressão, quantidades e local de entrega.\u003c\/p\u003e\u003ch2\u003eVeja também\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/collections\/tubo-pvc-o\"\u003elinha completa de tubos PVC-O\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/collections\/tubo-pvc-o-esgoto\"\u003etodos os diâmetros de PVC-O para esgoto\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-12-5-dn-250\"\u003etubo PVC-O DN 250 PN 12,5 para água\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-12-5-dn-200\"\u003etubo PVC-O DN 200 PN 12,5\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-12-5-dn-300\"\u003etubo PVC-O DN 300 PN 12,5\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-16-dn-250\"\u003etubo PVC-O DN 250 classe PN 16\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-20-dn-250\"\u003etubo PVC-O DN 250 classe PN 20\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp style=\"font-size:13px;color:#667\"\u003eValores de referência para pré-dimensionamento. Hidráulica calculada por Darcy-Weisbach com Colebrook-White (rugosidade 0,003 mm para água e 0,06 mm para esgoto, água a 20 °C). DI calculado pela espessura nominal da ficha técnica; tabelas de ensaio podem indicar vazão menor. O projeto executivo e o responsável técnico prevalecem.\u003c\/p\u003e","brand":"Mininco","offers":[{"title":"Default Title","offer_id":69638271893538,"sku":"PVCO-ES-250-125","price":1738.39,"currency_code":"BRL","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0801\/2598\/4802\/files\/pvco_esgoto_principal_1d2dd256-b0cd-4fbd-8d61-42470e6f893e.jpg?v=1793867638"},{"product_id":"tubo-pvc-o-esgoto-pn-12-5-dn-300","title":"Tubo PVC-O DEFOFO Esgoto Recalque PN 12,5 DN 300 Barra 6m Junta Elástica JEI","description":"\u003cp\u003eTubo de PVC orientado (PVC-O) DN 300, classe de pressão PN 12,5, para redes coletoras de esgoto pressurizadas e linhas de recalque de estações elevatórias. A orientação molecular nas direções axial e circunferencial alinha as cadeias do PVC e leva o material a um MRS de 45 MPa: a parede fica mais fina, o diâmetro interno maior e a rede ganha vazão com menos peso por metro.\u003c\/p\u003e\u003cp\u003eO diâmetro externo de \u003cstrong\u003e326 mm\u003c\/strong\u003e é equivalente ao do ferro fundido (DEFOFO). A ponta do tubo acopla em tubos e conexões de ferro fundido NBR 7675.\u003c\/p\u003e\u003ch2\u003eDestaques técnicos\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePressão nominal de 1,25 MPa\u003c\/strong\u003e com tolerância a transientes pontuais de até 1,5 vez a PN.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eResistência à fadiga\u003c\/strong\u003e para redes com partida e parada frequente de bombas.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGolpe de aríete menor\u003c\/strong\u003e: a elasticidade do PVC-O reduz a celeridade da onda de pressão em relação a ferro fundido e aço.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eImune à corrosão\u003c\/strong\u003e, com vida útil de projeto de 50 anos; estudos citados pela indústria indicam cerca de 100 anos.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJunta elástica integrada\u003c\/strong\u003e com anel em borracha NBR (nitrílica), montagem por encaixe e sem solda.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDimensões do DN 300 PN 12,5\u003c\/h2\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eMedida\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eValor\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro nominal\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003eDN 300\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eClasse de pressão\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003ePN 12,5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro externo (DE)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e326 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eEspessura de parede (e)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e8,0 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro interno (DI)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e310 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eComprimento da bolsa (B)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e187 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eComprimento da barra (L)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e6 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eRelação DE\/e (SDR)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e40,8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eTolerância de ovalização na recepção\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e7,6 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003cp\u003eCorpo branco com duas faixas ocre para identificação da rede. Barra fornecida com ponta chanfrada de fábrica, inclinação entre 12° e 15°.\u003c\/p\u003e\u003ch2\u003ePressão de trabalho por temperatura\u003c\/h2\u003e\u003cp\u003eAté 25 °C a pressão admissível é igual à nominal. Acima disso, multiplique a PN pelo fator ft. O PVC-O não é indicado para operação contínua acima de 45 °C.\u003c\/p\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eTemperatura do fluido\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eFator ft\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePressão admissível (PFA)\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 25 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,0\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,25 MPa (12,5 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 30 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,9\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,125 MPa (11,25 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 35 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,8\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,00 MPa (10 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 40 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,7\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,875 MPa (8,75 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 45 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,6\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,75 MPa (7,5 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch2\u003eDesempenho hidráulico\u003c\/h2\u003e\u003cp\u003eFaixa de velocidade recomendada pela NBR 15750: de 0,6 m\/s, para garantir autolimpeza, a 3,0 m\/s, para limitar desgaste e transientes.\u003c\/p\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"min-width:520px;width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVelocidade\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVazão (l\/s)\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVazão (m³\/h)\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePerda de carga (m\/km)\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e0,6 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e45,3\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e163\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,02\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e1 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e75,5\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e272\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e2,66\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e1,5 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e113,2\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e408\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e5,73\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e2 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e151,0\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e543\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e9,94\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e2,5 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e188,7\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e679\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e15,27\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e3 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e226,4\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e815\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e21,73\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch2\u003eInstalação\u003c\/h2\u003e\u003ch3\u003eLargura de vala para esgoto\u003c\/h3\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"min-width:650px;width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eProfundidade da vala\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePontaletes\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eContínuo ou descontínuo\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eEspecial\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eMetálico-madeira\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 2 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,80 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,80 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,90 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003enão se aplica\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003ede 2 a 4 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,90 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,00 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,20 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,85 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003ede 4 a 6 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,00 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,20 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,50 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e2,00 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003ede 6 a 8 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,10 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,40 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,80 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e2,15 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch3\u003eRecobrimento mínimo\u003c\/h3\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eLocal da vala\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eRecobrimento mínimo\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob passeio\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,80 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob via pavimentada ou com meio-fio e sarjeta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,00 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob via de terra ou greide indefinido\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,20 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch3\u003eBerço e envoltória\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBerço de material granular fino com no mínimo 10 cm, sobre fundo de vala sem pedras. Não concrete o fundo da vala.\u003c\/li\u003e\n\u003cli\u003eEscave no mínimo 15 cm abaixo da cota de projeto para regularizar o berço. Em rocha, o rebaixo é obrigatório.\u003c\/li\u003e\n\u003cli\u003eEnvoltória em material granular classe II (areia grossa ou cascalho limpo), compactada em camadas de 10 a 15 cm, com grau mínimo de 95% do Proctor Normal.\u003c\/li\u003e\n\u003cli\u003eCompacte alternando os lados da vala, nunca sobre o tubo, até 30 cm acima da geratriz superior. Rolo ou pé de carneiro só a partir de 60 cm acima do tubo.\u003c\/li\u003e\n\u003cli\u003eAbra um nicho sob cada bolsa para que ela não sustente o peso da tubulação.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eMontagem da junta\u003c\/h3\u003e\u003col\u003e\n\u003cli\u003eConfira as extremidades do tubo e a integridade e o posicionamento do anel de vedação.\u003c\/li\u003e\n\u003cli\u003eLimpe com pano úmido a parte interna da bolsa e o anel.\u003c\/li\u003e\n\u003cli\u003eCalce a ponta e a bolsa para evitar contato com o solo e a entrada de areia e pedra.\u003c\/li\u003e\n\u003cli\u003eLubrifique o anel de vedação e a parte interna da bolsa com pasta lubrificante. Nunca use óleo, graxa ou derivado de petróleo.\u003c\/li\u003e\n\u003cli\u003eAlinhe os tubos na horizontal e na vertical e aproxime a ponta da bolsa.\u003c\/li\u003e\n\u003cli\u003eEmpurre a ponta na bolsa até a marca de referência, à mão, com alavanca ou com tirfor nos diâmetros maiores.\u003c\/li\u003e\n\u003cli\u003eFaça a deflexão angular só depois do encaixe completo.\u003c\/li\u003e\n\u003c\/ol\u003e\u003ch3\u003eCurvas, conexões e ancoragem\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eDeflexão na junta de 1° a 2°, feita só depois do encaixe completo. Curvatura no corpo do tubo com raio mínimo de 65,2 m (200 x DE), apoiando as extremidades e aplicando a força no meio do vão.\u003c\/li\u003e\n\u003cli\u003eNunca aqueça o tubo para formar curva, bolsa ou furo.\u003c\/li\u003e\n\u003cli\u003eUse conexões de ferro fundido NBR 7675. Na conexão de ferro fundido a bolsa é mais curta: com o chanfro da ponta previamente reduzido, introduza o tubo até encostar no fundo da bolsa, sem usar a marca de inserção do tubo como referência.\u003c\/li\u003e\n\u003cli\u003eA junta elástica não resiste à tração: extremidades, curvas, tês, reduções, válvulas, registros e trechos com declividade acentuada exigem bloco de ancoragem de concreto.\u003c\/li\u003e\n\u003cli\u003eProteja o contato entre tubo e bloco com manta de polietileno ou borracha.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eEnsaio de estanqueidade\u003c\/h3\u003e\u003cp\u003eEnsaie em trechos isolados, de preferência antes do reaterro completo e com as juntas à vista, conforme NBR 9650.\u003c\/p\u003e\u003ch2\u003eRecebimento, armazenamento e logística\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eDescarga manual até DN 300. Acima disso, cintas de nylon em dois pontos. Nunca corrente ou cabo de aço, e nunca jogue o tubo ao chão.\u003c\/li\u003e\n\u003cli\u003eEmpilhe sobre sarrafos, alternando ponta e bolsa, até 1,5 m de altura. Armazenagem acima de 6 meses pede cobertura com 50 cm de folga sobre a pilha.\u003c\/li\u003e\n\u003cli\u003eRecuse tubo com ovalização na ponta ou na bolsa que afete o anel. Tubo que amassou e voltou ao formato sem marca branca ou trinca continua próprio para uso.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eItem\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eDN 300\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eBarras por carreta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e112 barras (672 m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003ePasta lubrificante por junta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e60 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eProdutividade de referência da linha\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e38 barras por dia (228 m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eCurvatura no corpo do tubo\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e65,2 m (200 x DE)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDesvio por barra com deflexão na junta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,10 m a 1° e 0,21 m a 2°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003cp style=\"font-size:13px;color:#667\"\u003eReferência de produtividade da linha, a partir de obras anteriores. Tamanho da equipe, profundidade da vala e interferências mudam o número.\u003c\/p\u003e\u003ch2\u003eNormas\u003c\/h2\u003e\u003cp\u003eFabricação e ensaios conforme ABNT NBR 15750 e ISO 16422. Anel de vedação conforme ABNT NBR 7676. Conexões de ferro fundido conforme ABNT NBR 7675. Execução de vala e reaterro conforme ABNT NBR 17015. Ensaio de estanqueidade conforme ABNT NBR 9650.\u003c\/p\u003e\u003ch2\u003eCondições de fornecimento\u003c\/h2\u003e\u003cp\u003ePedido mínimo de \u003cstrong\u003eR$ 5.000,00\u003c\/strong\u003e para a linha PVC-O. Frete FOB SP. Prazo de entrega confirmado na cotação. Para cotar, informe diâmetros, classes de pressão, quantidades e local de entrega.\u003c\/p\u003e\u003ch2\u003ePerguntas frequentes\u003c\/h2\u003e\u003ch3\u003eO tubo PVC-O DN 300 encaixa em conexão de ferro fundido?\u003c\/h3\u003e\u003cp\u003eSim. O diâmetro externo de 326 mm é equivalente ao do ferro fundido, e a ponta acopla em tubos e conexões de ferro fundido conforme NBR 7675. Na conexão de ferro fundido a bolsa é mais curta: com o chanfro da ponta previamente reduzido, introduza o tubo até encostar no fundo da bolsa, sem usar a marca de inserção do tubo como referência.\u003c\/p\u003e\u003ch3\u003eQual a pressão máxima do tubo PVC-O DN 300 PN 12,5?\u003c\/h3\u003e\u003cp\u003eA pressão de operação contínua é de 1,25 MPa (12,5 bar) até 25 °C. Acima disso aplica-se o fator de redução da ficha técnica: 1,00 MPa a 35 °C e 0,75 MPa a 45 °C. Transientes pontuais de golpe de aríete são tolerados até 1,5 vez a pressão nominal.\u003c\/p\u003e\u003ch3\u003eQual a vazão do tubo PVC-O DN 300 PN 12,5?\u003c\/h3\u003e\u003cp\u003eCom diâmetro interno calculado de 310 mm, o tubo conduz cerca de 75,5 l\/s a 1 m\/s. Na faixa de velocidade recomendada pela NBR 15750, de 0,6 a 3,0 m\/s, a vazão vai de 45,3 a 226,4 l\/s. O projeto executivo define o valor final.\u003c\/p\u003e\u003ch3\u003eQual a largura mínima de vala para tubo DN 300?\u003c\/h3\u003e\u003cp\u003ePara vala de até 2 m de profundidade com escoramento por pontaletes, a largura de referência é de 0,80 m. A largura cresce com a profundidade e o tipo de escoramento, e deve deixar espaço para o compactador trabalhar nas laterais do tubo.\u003c\/p\u003e\u003ch3\u003eQual o pedido mínimo e como funciona o frete?\u003c\/h3\u003e\u003cp\u003eO pedido mínimo da linha PVC-O é de R$ 5.000,00, com frete FOB SP. O prazo de entrega é confirmado na cotação, a partir da lista de diâmetros, classes de pressão, quantidades e local de entrega.\u003c\/p\u003e\u003ch2\u003eVeja também\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/collections\/tubo-pvc-o\"\u003elinha completa de tubos PVC-O\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/collections\/tubo-pvc-o-esgoto\"\u003etodos os diâmetros de PVC-O para esgoto\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-12-5-dn-300\"\u003etubo PVC-O DN 300 PN 12,5 para água\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-12-5-dn-250\"\u003etubo PVC-O DN 250 PN 12,5\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-12-5-dn-350\"\u003etubo PVC-O DN 350 PN 12,5\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-16-dn-300\"\u003etubo PVC-O DN 300 classe PN 16\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-20-dn-300\"\u003etubo PVC-O DN 300 classe PN 20\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp style=\"font-size:13px;color:#667\"\u003eValores de referência para pré-dimensionamento. Hidráulica calculada por Darcy-Weisbach com Colebrook-White (rugosidade 0,003 mm para água e 0,06 mm para esgoto, água a 20 °C). DI calculado pela espessura nominal da ficha técnica; tabelas de ensaio podem indicar vazão menor. O projeto executivo e o responsável técnico prevalecem.\u003c\/p\u003e","brand":"Mininco","offers":[{"title":"Default Title","offer_id":69638271860770,"sku":"PVCO-ES-300-125","price":2451.58,"currency_code":"BRL","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0801\/2598\/4802\/files\/pvco_esgoto_principal_0503bfae-930a-45a2-8fb1-5cf54512bb2e.jpg?v=1793867638"},{"product_id":"tubo-pvc-o-esgoto-pn-12-5-dn-350","title":"Tubo PVC-O DEFOFO Esgoto Recalque PN 12,5 DN 350 Barra 6m Junta Elástica JEI","description":"\u003cp\u003eTubo de PVC orientado (PVC-O) DN 350, classe de pressão PN 12,5, para redes coletoras de esgoto pressurizadas e linhas de recalque de estações elevatórias. A orientação molecular nas direções axial e circunferencial alinha as cadeias do PVC e leva o material a um MRS de 45 MPa: a parede fica mais fina, o diâmetro interno maior e a rede ganha vazão com menos peso por metro.\u003c\/p\u003e\u003cp\u003eO diâmetro externo de \u003cstrong\u003e378 mm\u003c\/strong\u003e é equivalente ao do ferro fundido (DEFOFO). A ponta do tubo acopla em tubos e conexões de ferro fundido NBR 7675.\u003c\/p\u003e\u003ch2\u003eDestaques técnicos\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePressão nominal de 1,25 MPa\u003c\/strong\u003e com tolerância a transientes pontuais de até 1,5 vez a PN.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eResistência à fadiga\u003c\/strong\u003e para redes com partida e parada frequente de bombas.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGolpe de aríete menor\u003c\/strong\u003e: a elasticidade do PVC-O reduz a celeridade da onda de pressão em relação a ferro fundido e aço.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eImune à corrosão\u003c\/strong\u003e, com vida útil de projeto de 50 anos; estudos citados pela indústria indicam cerca de 100 anos.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJunta elástica integrada\u003c\/strong\u003e com anel em borracha NBR (nitrílica), montagem por encaixe e sem solda.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDimensões do DN 350 PN 12,5\u003c\/h2\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eMedida\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eValor\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro nominal\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003eDN 350\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eClasse de pressão\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003ePN 12,5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro externo (DE)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e378 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eEspessura de parede (e)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e9,2 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro interno (DI)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e359,6 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eComprimento da bolsa (B)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e208 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eComprimento da barra (L)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e6 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eRelação DE\/e (SDR)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e41,1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eTolerância de ovalização na recepção\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e8,6 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003cp\u003eCorpo branco com duas faixas ocre para identificação da rede. Barra fornecida com ponta chanfrada de fábrica, inclinação entre 12° e 15°.\u003c\/p\u003e\u003ch2\u003ePressão de trabalho por temperatura\u003c\/h2\u003e\u003cp\u003eAté 25 °C a pressão admissível é igual à nominal. Acima disso, multiplique a PN pelo fator ft. O PVC-O não é indicado para operação contínua acima de 45 °C.\u003c\/p\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eTemperatura do fluido\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eFator ft\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePressão admissível (PFA)\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 25 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,0\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,25 MPa (12,5 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 30 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,9\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,125 MPa (11,25 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 35 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,8\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,00 MPa (10 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 40 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,7\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,875 MPa (8,75 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 45 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,6\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,75 MPa (7,5 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch2\u003eDesempenho hidráulico\u003c\/h2\u003e\u003cp\u003eFaixa de velocidade recomendada pela NBR 15750: de 0,6 m\/s, para garantir autolimpeza, a 3,0 m\/s, para limitar desgaste e transientes.\u003c\/p\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"min-width:520px;width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVelocidade\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVazão (l\/s)\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVazão (m³\/h)\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePerda de carga (m\/km)\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e0,6 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e60,9\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e219\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,85\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e1 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e101,6\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e366\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e2,22\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e1,5 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e152,3\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e548\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e4,79\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e2 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e203,1\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e731\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e8,31\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e2,5 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e253,9\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e914\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e12,77\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e3 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e304,7\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1.097\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e18,18\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch2\u003eInstalação\u003c\/h2\u003e\u003ch3\u003eLargura de vala para esgoto\u003c\/h3\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"min-width:650px;width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eProfundidade da vala\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePontaletes\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eContínuo ou descontínuo\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eEspecial\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eMetálico-madeira\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 2 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,90 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,10 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,20 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003enão se aplica\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003ede 2 a 4 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,00 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,30 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,50 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e2,15 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003ede 4 a 6 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,10 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,50 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,80 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e2,30 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003ede 6 a 8 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,20 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,70 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e2,10 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e2,45 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch3\u003eRecobrimento mínimo\u003c\/h3\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eLocal da vala\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eRecobrimento mínimo\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob passeio\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,80 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob via pavimentada ou com meio-fio e sarjeta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,00 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob via de terra ou greide indefinido\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,20 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch3\u003eBerço e envoltória\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBerço de material granular fino com no mínimo 10 cm, sobre fundo de vala sem pedras. Não concrete o fundo da vala.\u003c\/li\u003e\n\u003cli\u003eEscave no mínimo 15 cm abaixo da cota de projeto para regularizar o berço. Em rocha, o rebaixo é obrigatório.\u003c\/li\u003e\n\u003cli\u003eEnvoltória em material granular classe II (areia grossa ou cascalho limpo), compactada em camadas de 10 a 15 cm, com grau mínimo de 95% do Proctor Normal.\u003c\/li\u003e\n\u003cli\u003eCompacte alternando os lados da vala, nunca sobre o tubo, até 30 cm acima da geratriz superior. Rolo ou pé de carneiro só a partir de 60 cm acima do tubo.\u003c\/li\u003e\n\u003cli\u003eAbra um nicho sob cada bolsa para que ela não sustente o peso da tubulação.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eMontagem da junta\u003c\/h3\u003e\u003col\u003e\n\u003cli\u003eConfira as extremidades do tubo e a integridade e o posicionamento do anel de vedação.\u003c\/li\u003e\n\u003cli\u003eLimpe com pano úmido a parte interna da bolsa e o anel.\u003c\/li\u003e\n\u003cli\u003eCalce a ponta e a bolsa para evitar contato com o solo e a entrada de areia e pedra.\u003c\/li\u003e\n\u003cli\u003eLubrifique o anel de vedação e a parte interna da bolsa com pasta lubrificante. Nunca use óleo, graxa ou derivado de petróleo.\u003c\/li\u003e\n\u003cli\u003eAlinhe os tubos na horizontal e na vertical e aproxime a ponta da bolsa.\u003c\/li\u003e\n\u003cli\u003eEmpurre a ponta na bolsa até a marca de referência, à mão, com alavanca ou com tirfor nos diâmetros maiores.\u003c\/li\u003e\n\u003cli\u003eFaça a deflexão angular só depois do encaixe completo.\u003c\/li\u003e\n\u003c\/ol\u003e\u003ch3\u003eCurvas, conexões e ancoragem\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eDeflexão na junta de 1° a 2°, feita só depois do encaixe completo. Neste diâmetro, o peso e a rigidez da barra não favorecem curvatura no corpo do tubo: resolva o traçado pela deflexão nas juntas, com verificação do projetista.\u003c\/li\u003e\n\u003cli\u003eNunca aqueça o tubo para formar curva, bolsa ou furo.\u003c\/li\u003e\n\u003cli\u003eUse conexões de ferro fundido NBR 7675. Na conexão de ferro fundido a bolsa é mais curta: com o chanfro da ponta previamente reduzido, introduza o tubo até encostar no fundo da bolsa, sem usar a marca de inserção do tubo como referência.\u003c\/li\u003e\n\u003cli\u003eA junta elástica não resiste à tração: extremidades, curvas, tês, reduções, válvulas, registros e trechos com declividade acentuada exigem bloco de ancoragem de concreto.\u003c\/li\u003e\n\u003cli\u003eProteja o contato entre tubo e bloco com manta de polietileno ou borracha.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eEnsaio de estanqueidade\u003c\/h3\u003e\u003cp\u003eEnsaie em trechos isolados, de preferência antes do reaterro completo e com as juntas à vista, conforme NBR 9650.\u003c\/p\u003e\u003ch2\u003eRecebimento, armazenamento e logística\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eDescarga manual até DN 300. Acima disso, cintas de nylon em dois pontos. Nunca corrente ou cabo de aço, e nunca jogue o tubo ao chão.\u003c\/li\u003e\n\u003cli\u003eEmpilhe sobre sarrafos, alternando ponta e bolsa, até 1,5 m de altura. Armazenagem acima de 6 meses pede cobertura com 50 cm de folga sobre a pilha.\u003c\/li\u003e\n\u003cli\u003eRecuse tubo com ovalização na ponta ou na bolsa que afete o anel. Tubo que amassou e voltou ao formato sem marca branca ou trinca continua próprio para uso.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eItem\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eDN 350\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eBarras por carreta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e72 barras (432 m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003ePasta lubrificante por junta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e65 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eProdutividade de referência da linha\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e35 barras por dia (210 m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eCurvatura no corpo do tubo\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003enão recomendada neste diâmetro: use deflexão na junta, com verificação do projetista\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDesvio por barra com deflexão na junta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,10 m a 1° e 0,21 m a 2°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003cp style=\"font-size:13px;color:#667\"\u003eReferência de produtividade da linha, a partir de obras anteriores. Tamanho da equipe, profundidade da vala e interferências mudam o número.\u003c\/p\u003e\u003ch2\u003eNormas\u003c\/h2\u003e\u003cp\u003eFabricação e ensaios conforme ABNT NBR 15750 e ISO 16422. Anel de vedação conforme ABNT NBR 7676. Conexões de ferro fundido conforme ABNT NBR 7675. Execução de vala e reaterro conforme ABNT NBR 17015. Ensaio de estanqueidade conforme ABNT NBR 9650.\u003c\/p\u003e\u003ch2\u003eCondições de fornecimento\u003c\/h2\u003e\u003cp\u003ePedido mínimo de \u003cstrong\u003eR$ 5.000,00\u003c\/strong\u003e para a linha PVC-O. Frete FOB SP. Prazo de entrega confirmado na cotação. Para cotar, informe diâmetros, classes de pressão, quantidades e local de entrega.\u003c\/p\u003e\u003ch2\u003ePerguntas frequentes\u003c\/h2\u003e\u003ch3\u003eO tubo PVC-O DN 350 encaixa em conexão de ferro fundido?\u003c\/h3\u003e\u003cp\u003eSim. O diâmetro externo de 378 mm é equivalente ao do ferro fundido, e a ponta acopla em tubos e conexões de ferro fundido conforme NBR 7675. Na conexão de ferro fundido a bolsa é mais curta: com o chanfro da ponta previamente reduzido, introduza o tubo até encostar no fundo da bolsa, sem usar a marca de inserção do tubo como referência.\u003c\/p\u003e\u003ch3\u003eQual a pressão máxima do tubo PVC-O DN 350 PN 12,5?\u003c\/h3\u003e\u003cp\u003eA pressão de operação contínua é de 1,25 MPa (12,5 bar) até 25 °C. Acima disso aplica-se o fator de redução da ficha técnica: 1,00 MPa a 35 °C e 0,75 MPa a 45 °C. Transientes pontuais de golpe de aríete são tolerados até 1,5 vez a pressão nominal.\u003c\/p\u003e\u003ch3\u003eQual a vazão do tubo PVC-O DN 350 PN 12,5?\u003c\/h3\u003e\u003cp\u003eCom diâmetro interno calculado de 359,6 mm, o tubo conduz cerca de 101,6 l\/s a 1 m\/s. Na faixa de velocidade recomendada pela NBR 15750, de 0,6 a 3,0 m\/s, a vazão vai de 60,9 a 304,7 l\/s. O projeto executivo define o valor final.\u003c\/p\u003e\u003ch3\u003eQual a largura mínima de vala para tubo DN 350?\u003c\/h3\u003e\u003cp\u003ePara vala de até 2 m de profundidade com escoramento por pontaletes, a largura de referência é de 0,90 m. A largura cresce com a profundidade e o tipo de escoramento, e deve deixar espaço para o compactador trabalhar nas laterais do tubo.\u003c\/p\u003e\u003ch3\u003eQual o pedido mínimo e como funciona o frete?\u003c\/h3\u003e\u003cp\u003eO pedido mínimo da linha PVC-O é de R$ 5.000,00, com frete FOB SP. O prazo de entrega é confirmado na cotação, a partir da lista de diâmetros, classes de pressão, quantidades e local de entrega.\u003c\/p\u003e\u003ch2\u003eVeja também\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/collections\/tubo-pvc-o\"\u003elinha completa de tubos PVC-O\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/collections\/tubo-pvc-o-esgoto\"\u003etodos os diâmetros de PVC-O para esgoto\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-12-5-dn-350\"\u003etubo PVC-O DN 350 PN 12,5 para água\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-12-5-dn-300\"\u003etubo PVC-O DN 300 PN 12,5\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-12-5-dn-400\"\u003etubo PVC-O DN 400 PN 12,5\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-16-dn-350\"\u003etubo PVC-O DN 350 classe PN 16\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-20-dn-350\"\u003etubo PVC-O DN 350 classe PN 20\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp style=\"font-size:13px;color:#667\"\u003eValores de referência para pré-dimensionamento. Hidráulica calculada por Darcy-Weisbach com Colebrook-White (rugosidade 0,003 mm para água e 0,06 mm para esgoto, água a 20 °C). DI calculado pela espessura nominal da ficha técnica; tabelas de ensaio podem indicar vazão menor. O projeto executivo e o responsável técnico prevalecem.\u003c\/p\u003e","brand":"Mininco","offers":[{"title":"Default Title","offer_id":69638273597474,"sku":"PVCO-ES-350-125","price":3441.34,"currency_code":"BRL","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0801\/2598\/4802\/files\/pvco_esgoto_principal_9e73fbf1-9de2-44cb-8f9f-21dbade7cc46.jpg?v=1793867642"},{"product_id":"tubo-pvc-o-esgoto-pn-12-5-dn-400","title":"Tubo PVC-O DEFOFO Esgoto Recalque PN 12,5 DN 400 Barra 6m Junta Elástica JEI","description":"\u003cp\u003eTubo de PVC orientado (PVC-O) DN 400, classe de pressão PN 12,5, para redes coletoras de esgoto pressurizadas e linhas de recalque de estações elevatórias. A orientação molecular nas direções axial e circunferencial alinha as cadeias do PVC e leva o material a um MRS de 45 MPa: a parede fica mais fina, o diâmetro interno maior e a rede ganha vazão com menos peso por metro.\u003c\/p\u003e\u003cp\u003eO diâmetro externo de \u003cstrong\u003e429 mm\u003c\/strong\u003e é equivalente ao do ferro fundido (DEFOFO). A ponta do tubo acopla em tubos e conexões de ferro fundido NBR 7675.\u003c\/p\u003e\u003ch2\u003eDestaques técnicos\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePressão nominal de 1,25 MPa\u003c\/strong\u003e com tolerância a transientes pontuais de até 1,5 vez a PN.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eResistência à fadiga\u003c\/strong\u003e para redes com partida e parada frequente de bombas.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGolpe de aríete menor\u003c\/strong\u003e: a elasticidade do PVC-O reduz a celeridade da onda de pressão em relação a ferro fundido e aço.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eImune à corrosão\u003c\/strong\u003e, com vida útil de projeto de 50 anos; estudos citados pela indústria indicam cerca de 100 anos.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJunta elástica integrada\u003c\/strong\u003e com anel em borracha NBR (nitrílica), montagem por encaixe e sem solda.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDimensões do DN 400 PN 12,5\u003c\/h2\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eMedida\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eValor\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro nominal\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003eDN 400\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eClasse de pressão\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003ePN 12,5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro externo (DE)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e429 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eEspessura de parede (e)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e10,5 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro interno (DI)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e408 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eComprimento da bolsa (B)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e228 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eComprimento da barra (L)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e6 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eRelação DE\/e (SDR)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e40,9\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eTolerância de ovalização na recepção\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e9,6 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003cp\u003eCorpo branco com duas faixas ocre para identificação da rede. Barra fornecida com ponta chanfrada de fábrica, inclinação entre 12° e 15°.\u003c\/p\u003e\u003ch2\u003ePressão de trabalho por temperatura\u003c\/h2\u003e\u003cp\u003eAté 25 °C a pressão admissível é igual à nominal. Acima disso, multiplique a PN pelo fator ft. O PVC-O não é indicado para operação contínua acima de 45 °C.\u003c\/p\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eTemperatura do fluido\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eFator ft\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePressão admissível (PFA)\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 25 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,0\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,25 MPa (12,5 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 30 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,9\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,125 MPa (11,25 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 35 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,8\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,00 MPa (10 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 40 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,7\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,875 MPa (8,75 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 45 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,6\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,75 MPa (7,5 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch2\u003eDesempenho hidráulico\u003c\/h2\u003e\u003cp\u003eFaixa de velocidade recomendada pela NBR 15750: de 0,6 m\/s, para garantir autolimpeza, a 3,0 m\/s, para limitar desgaste e transientes.\u003c\/p\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"min-width:520px;width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVelocidade\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVazão (l\/s)\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVazão (m³\/h)\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePerda de carga (m\/km)\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e0,6 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e78,4\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e282\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,73\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e1 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e130,7\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e471\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,91\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e1,5 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e196,1\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e706\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e4,12\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e2 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e261,5\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e941\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e7,14\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e2,5 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e326,9\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1.177\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e10,98\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e3 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e392,2\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1.412\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e15,62\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch2\u003eInstalação\u003c\/h2\u003e\u003ch3\u003eLargura de vala para esgoto\u003c\/h3\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"min-width:650px;width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eProfundidade da vala\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePontaletes\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eContínuo ou descontínuo\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eEspecial\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eMetálico-madeira\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 2 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,90 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,10 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,20 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003enão se aplica\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003ede 2 a 4 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,00 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,30 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,50 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e2,15 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003ede 4 a 6 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,10 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,50 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,80 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e2,30 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003ede 6 a 8 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,20 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,70 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e2,10 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e2,45 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch3\u003eRecobrimento mínimo\u003c\/h3\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eLocal da vala\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eRecobrimento mínimo\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob passeio\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,80 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob via pavimentada ou com meio-fio e sarjeta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,00 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob via de terra ou greide indefinido\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,20 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch3\u003eBerço e envoltória\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBerço de material granular fino com no mínimo 10 cm, sobre fundo de vala sem pedras. Não concrete o fundo da vala.\u003c\/li\u003e\n\u003cli\u003eEscave no mínimo 15 cm abaixo da cota de projeto para regularizar o berço. Em rocha, o rebaixo é obrigatório.\u003c\/li\u003e\n\u003cli\u003eEnvoltória em material granular classe II (areia grossa ou cascalho limpo), compactada em camadas de 10 a 15 cm, com grau mínimo de 95% do Proctor Normal.\u003c\/li\u003e\n\u003cli\u003eCompacte alternando os lados da vala, nunca sobre o tubo, até 30 cm acima da geratriz superior. Rolo ou pé de carneiro só a partir de 60 cm acima do tubo.\u003c\/li\u003e\n\u003cli\u003eAbra um nicho sob cada bolsa para que ela não sustente o peso da tubulação.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eMontagem da junta\u003c\/h3\u003e\u003col\u003e\n\u003cli\u003eConfira as extremidades do tubo e a integridade e o posicionamento do anel de vedação.\u003c\/li\u003e\n\u003cli\u003eLimpe com pano úmido a parte interna da bolsa e o anel.\u003c\/li\u003e\n\u003cli\u003eCalce a ponta e a bolsa para evitar contato com o solo e a entrada de areia e pedra.\u003c\/li\u003e\n\u003cli\u003eLubrifique o anel de vedação e a parte interna da bolsa com pasta lubrificante. Nunca use óleo, graxa ou derivado de petróleo.\u003c\/li\u003e\n\u003cli\u003eAlinhe os tubos na horizontal e na vertical e aproxime a ponta da bolsa.\u003c\/li\u003e\n\u003cli\u003eEmpurre a ponta na bolsa até a marca de referência, à mão, com alavanca ou com tirfor nos diâmetros maiores.\u003c\/li\u003e\n\u003cli\u003eFaça a deflexão angular só depois do encaixe completo.\u003c\/li\u003e\n\u003c\/ol\u003e\u003ch3\u003eCurvas, conexões e ancoragem\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eDeflexão na junta de 1° a 2°, feita só depois do encaixe completo. Neste diâmetro, o peso e a rigidez da barra não favorecem curvatura no corpo do tubo: resolva o traçado pela deflexão nas juntas, com verificação do projetista.\u003c\/li\u003e\n\u003cli\u003eNunca aqueça o tubo para formar curva, bolsa ou furo.\u003c\/li\u003e\n\u003cli\u003eUse conexões de ferro fundido NBR 7675. Na conexão de ferro fundido a bolsa é mais curta: com o chanfro da ponta previamente reduzido, introduza o tubo até encostar no fundo da bolsa, sem usar a marca de inserção do tubo como referência.\u003c\/li\u003e\n\u003cli\u003eA junta elástica não resiste à tração: extremidades, curvas, tês, reduções, válvulas, registros e trechos com declividade acentuada exigem bloco de ancoragem de concreto.\u003c\/li\u003e\n\u003cli\u003eProteja o contato entre tubo e bloco com manta de polietileno ou borracha.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eEnsaio de estanqueidade\u003c\/h3\u003e\u003cp\u003eEnsaie em trechos isolados, de preferência antes do reaterro completo e com as juntas à vista, conforme NBR 9650.\u003c\/p\u003e\u003ch2\u003eRecebimento, armazenamento e logística\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eDescarga manual até DN 300. Acima disso, cintas de nylon em dois pontos. Nunca corrente ou cabo de aço, e nunca jogue o tubo ao chão.\u003c\/li\u003e\n\u003cli\u003eEmpilhe sobre sarrafos, alternando ponta e bolsa, até 1,5 m de altura. Armazenagem acima de 6 meses pede cobertura com 50 cm de folga sobre a pilha.\u003c\/li\u003e\n\u003cli\u003eRecuse tubo com ovalização na ponta ou na bolsa que afete o anel. Tubo que amassou e voltou ao formato sem marca branca ou trinca continua próprio para uso.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eItem\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eDN 400\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eBarras por carreta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e60 barras (360 m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003ePasta lubrificante por junta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e70 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eProdutividade de referência da linha\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e32 barras por dia (192 m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eCurvatura no corpo do tubo\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003enão recomendada neste diâmetro: use deflexão na junta, com verificação do projetista\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDesvio por barra com deflexão na junta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,10 m a 1° e 0,21 m a 2°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003cp style=\"font-size:13px;color:#667\"\u003eReferência de produtividade da linha, a partir de obras anteriores. Tamanho da equipe, profundidade da vala e interferências mudam o número.\u003c\/p\u003e\u003ch2\u003eNormas\u003c\/h2\u003e\u003cp\u003eFabricação e ensaios conforme ABNT NBR 15750 e ISO 16422. Anel de vedação conforme ABNT NBR 7676. Conexões de ferro fundido conforme ABNT NBR 7675. Execução de vala e reaterro conforme ABNT NBR 17015. Ensaio de estanqueidade conforme ABNT NBR 9650.\u003c\/p\u003e\u003ch2\u003eCondições de fornecimento\u003c\/h2\u003e\u003cp\u003ePedido mínimo de \u003cstrong\u003eR$ 5.000,00\u003c\/strong\u003e para a linha PVC-O. Frete FOB SP. Prazo de entrega confirmado na cotação. Para cotar, informe diâmetros, classes de pressão, quantidades e local de entrega.\u003c\/p\u003e\u003ch2\u003ePerguntas frequentes\u003c\/h2\u003e\u003ch3\u003eO tubo PVC-O DN 400 encaixa em conexão de ferro fundido?\u003c\/h3\u003e\u003cp\u003eSim. O diâmetro externo de 429 mm é equivalente ao do ferro fundido, e a ponta acopla em tubos e conexões de ferro fundido conforme NBR 7675. Na conexão de ferro fundido a bolsa é mais curta: com o chanfro da ponta previamente reduzido, introduza o tubo até encostar no fundo da bolsa, sem usar a marca de inserção do tubo como referência.\u003c\/p\u003e\u003ch3\u003eQual a pressão máxima do tubo PVC-O DN 400 PN 12,5?\u003c\/h3\u003e\u003cp\u003eA pressão de operação contínua é de 1,25 MPa (12,5 bar) até 25 °C. Acima disso aplica-se o fator de redução da ficha técnica: 1,00 MPa a 35 °C e 0,75 MPa a 45 °C. Transientes pontuais de golpe de aríete são tolerados até 1,5 vez a pressão nominal.\u003c\/p\u003e\u003ch3\u003eQual a vazão do tubo PVC-O DN 400 PN 12,5?\u003c\/h3\u003e\u003cp\u003eCom diâmetro interno calculado de 408 mm, o tubo conduz cerca de 130,7 l\/s a 1 m\/s. Na faixa de velocidade recomendada pela NBR 15750, de 0,6 a 3,0 m\/s, a vazão vai de 78,4 a 392,2 l\/s. O projeto executivo define o valor final.\u003c\/p\u003e\u003ch3\u003eQual a largura mínima de vala para tubo DN 400?\u003c\/h3\u003e\u003cp\u003ePara vala de até 2 m de profundidade com escoramento por pontaletes, a largura de referência é de 0,90 m. A largura cresce com a profundidade e o tipo de escoramento, e deve deixar espaço para o compactador trabalhar nas laterais do tubo.\u003c\/p\u003e\u003ch3\u003eQual o pedido mínimo e como funciona o frete?\u003c\/h3\u003e\u003cp\u003eO pedido mínimo da linha PVC-O é de R$ 5.000,00, com frete FOB SP. O prazo de entrega é confirmado na cotação, a partir da lista de diâmetros, classes de pressão, quantidades e local de entrega.\u003c\/p\u003e\u003ch2\u003eVeja também\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/collections\/tubo-pvc-o\"\u003elinha completa de tubos PVC-O\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/collections\/tubo-pvc-o-esgoto\"\u003etodos os diâmetros de PVC-O para esgoto\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-12-5-dn-400\"\u003etubo PVC-O DN 400 PN 12,5 para água\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-12-5-dn-350\"\u003etubo PVC-O DN 350 PN 12,5\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-12-5-dn-500\"\u003etubo PVC-O DN 500 PN 12,5\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-16-dn-400\"\u003etubo PVC-O DN 400 classe PN 16\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-20-dn-400\"\u003etubo PVC-O DN 400 classe PN 20\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp style=\"font-size:13px;color:#667\"\u003eValores de referência para pré-dimensionamento. Hidráulica calculada por Darcy-Weisbach com Colebrook-White (rugosidade 0,003 mm para água e 0,06 mm para esgoto, água a 20 °C). DI calculado pela espessura nominal da ficha técnica; tabelas de ensaio podem indicar vazão menor. O projeto executivo e o responsável técnico prevalecem.\u003c\/p\u003e","brand":"Mininco","offers":[{"title":"Default Title","offer_id":69638273630242,"sku":"PVCO-ES-400-125","price":4234.54,"currency_code":"BRL","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0801\/2598\/4802\/files\/pvco_esgoto_principal_1b956ca2-dfba-46ca-8e6c-7f016994f108.jpg?v=1793867643"},{"product_id":"tubo-pvc-o-esgoto-pn-12-5-dn-600","title":"Tubo PVC-O DEFOFO Esgoto Recalque PN 12,5 DN 600 Barra 6m Junta Elástica JEI","description":"\u003cp\u003eTubo de PVC orientado (PVC-O) DN 600, classe de pressão PN 12,5, para redes coletoras de esgoto pressurizadas e linhas de recalque de estações elevatórias. A orientação molecular nas direções axial e circunferencial alinha as cadeias do PVC e leva o material a um MRS de 45 MPa: a parede fica mais fina, o diâmetro interno maior e a rede ganha vazão com menos peso por metro.\u003c\/p\u003e\u003cp\u003eO diâmetro externo de \u003cstrong\u003e635 mm\u003c\/strong\u003e é equivalente ao do ferro fundido (DEFOFO). A ponta do tubo acopla em tubos e conexões de ferro fundido NBR 7675.\u003c\/p\u003e\u003ch2\u003eDestaques técnicos\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePressão nominal de 1,25 MPa\u003c\/strong\u003e com tolerância a transientes pontuais de até 1,5 vez a PN.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eResistência à fadiga\u003c\/strong\u003e para redes com partida e parada frequente de bombas.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGolpe de aríete menor\u003c\/strong\u003e: a elasticidade do PVC-O reduz a celeridade da onda de pressão em relação a ferro fundido e aço.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eImune à corrosão\u003c\/strong\u003e, com vida útil de projeto de 50 anos; estudos citados pela indústria indicam cerca de 100 anos.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJunta elástica integrada\u003c\/strong\u003e com anel em borracha NBR (nitrílica), montagem por encaixe e sem solda.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDimensões do DN 600 PN 12,5\u003c\/h2\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eMedida\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eValor\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro nominal\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003eDN 600\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eClasse de pressão\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003ePN 12,5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro externo (DE)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e635 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eEspessura de parede (e)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e15,5 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro interno (DI)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e604 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eComprimento da bolsa (B)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e261 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eComprimento da barra (L)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e6 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eRelação DE\/e (SDR)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e41\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eTolerância de ovalização na recepção\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e15,2 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003cp\u003eCorpo branco com duas faixas ocre para identificação da rede. Barra fornecida com ponta chanfrada de fábrica, inclinação entre 12° e 15°.\u003c\/p\u003e\u003ch2\u003ePressão de trabalho por temperatura\u003c\/h2\u003e\u003cp\u003eAté 25 °C a pressão admissível é igual à nominal. Acima disso, multiplique a PN pelo fator ft. O PVC-O não é indicado para operação contínua acima de 45 °C.\u003c\/p\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eTemperatura do fluido\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eFator ft\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePressão admissível (PFA)\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 25 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,0\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,25 MPa (12,5 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 30 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,9\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,125 MPa (11,25 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 35 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,8\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,00 MPa (10 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 40 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,7\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,875 MPa (8,75 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 45 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,6\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,75 MPa (7,5 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch2\u003eDesempenho hidráulico\u003c\/h2\u003e\u003cp\u003eFaixa de velocidade recomendada pela NBR 15750: de 0,6 m\/s, para garantir autolimpeza, a 3,0 m\/s, para limitar desgaste e transientes.\u003c\/p\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"min-width:520px;width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVelocidade\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVazão (l\/s)\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVazão (m³\/h)\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePerda de carga (m\/km)\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e0,6 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e171,9\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e619\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,46\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e1 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e286,5\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1.031\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,19\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e1,5 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e429,8\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1.547\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e2,57\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e2 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e573,1\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e2.063\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e4,47\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e2,5 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e716,3\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e2.579\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e6,87\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e3 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e859,6\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e3.094\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e9,78\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch2\u003eInstalação\u003c\/h2\u003e\u003ch3\u003eLargura de vala para esgoto\u003c\/h3\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"min-width:650px;width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eProfundidade da vala\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePontaletes\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eContínuo ou descontínuo\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eEspecial\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eMetálico-madeira\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 2 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,20 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,40 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,50 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003enão se aplica\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003ede 2 a 4 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,30 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,60 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,80 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e2,45 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003ede 4 a 6 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,40 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,80 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e2,10 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e2,60 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003ede 6 a 8 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,50 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e2,00 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e2,40 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e2,75 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch3\u003eRecobrimento mínimo\u003c\/h3\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eLocal da vala\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eRecobrimento mínimo\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob passeio\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,80 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob via pavimentada ou com meio-fio e sarjeta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,00 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob via de terra ou greide indefinido\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,20 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch3\u003eBerço e envoltória\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBerço de material granular fino com no mínimo 10 cm, sobre fundo de vala sem pedras. Não concrete o fundo da vala.\u003c\/li\u003e\n\u003cli\u003eEscave no mínimo 15 cm abaixo da cota de projeto para regularizar o berço. Em rocha, o rebaixo é obrigatório.\u003c\/li\u003e\n\u003cli\u003eEnvoltória em material granular classe II (areia grossa ou cascalho limpo), compactada em camadas de 10 a 15 cm, com grau mínimo de 95% do Proctor Normal.\u003c\/li\u003e\n\u003cli\u003eCompacte alternando os lados da vala, nunca sobre o tubo, até 30 cm acima da geratriz superior. Rolo ou pé de carneiro só a partir de 60 cm acima do tubo.\u003c\/li\u003e\n\u003cli\u003eAbra um nicho sob cada bolsa para que ela não sustente o peso da tubulação.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eMontagem da junta\u003c\/h3\u003e\u003col\u003e\n\u003cli\u003eConfira as extremidades do tubo e a integridade e o posicionamento do anel de vedação.\u003c\/li\u003e\n\u003cli\u003eLimpe com pano úmido a parte interna da bolsa e o anel.\u003c\/li\u003e\n\u003cli\u003eCalce a ponta e a bolsa para evitar contato com o solo e a entrada de areia e pedra.\u003c\/li\u003e\n\u003cli\u003eLubrifique o anel de vedação e a parte interna da bolsa com pasta lubrificante. Nunca use óleo, graxa ou derivado de petróleo.\u003c\/li\u003e\n\u003cli\u003eAlinhe os tubos na horizontal e na vertical e aproxime a ponta da bolsa.\u003c\/li\u003e\n\u003cli\u003eEmpurre a ponta na bolsa até a marca de referência, à mão, com alavanca ou com tirfor nos diâmetros maiores.\u003c\/li\u003e\n\u003cli\u003eFaça a deflexão angular só depois do encaixe completo.\u003c\/li\u003e\n\u003c\/ol\u003e\u003ch3\u003eCurvas, conexões e ancoragem\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eDeflexão na junta de 1° a 2°, feita só depois do encaixe completo. Neste diâmetro, o peso e a rigidez da barra não favorecem curvatura no corpo do tubo: resolva o traçado pela deflexão nas juntas, com verificação do projetista.\u003c\/li\u003e\n\u003cli\u003eNunca aqueça o tubo para formar curva, bolsa ou furo.\u003c\/li\u003e\n\u003cli\u003eUse conexões de ferro fundido NBR 7675. Na conexão de ferro fundido a bolsa é mais curta: com o chanfro da ponta previamente reduzido, introduza o tubo até encostar no fundo da bolsa, sem usar a marca de inserção do tubo como referência.\u003c\/li\u003e\n\u003cli\u003eA junta elástica não resiste à tração: extremidades, curvas, tês, reduções, válvulas, registros e trechos com declividade acentuada exigem bloco de ancoragem de concreto.\u003c\/li\u003e\n\u003cli\u003eProteja o contato entre tubo e bloco com manta de polietileno ou borracha.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eEnsaio de estanqueidade\u003c\/h3\u003e\u003cp\u003eEnsaie em trechos isolados, de preferência antes do reaterro completo e com as juntas à vista, conforme NBR 9650.\u003c\/p\u003e\u003ch2\u003eRecebimento, armazenamento e logística\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eDescarga manual até DN 300. Acima disso, cintas de nylon em dois pontos. Nunca corrente ou cabo de aço, e nunca jogue o tubo ao chão.\u003c\/li\u003e\n\u003cli\u003eEmpilhe sobre sarrafos, alternando ponta e bolsa, até 1,5 m de altura. Armazenagem acima de 6 meses pede cobertura com 50 cm de folga sobre a pilha.\u003c\/li\u003e\n\u003cli\u003eRecuse tubo com ovalização na ponta ou na bolsa que afete o anel. Tubo que amassou e voltou ao formato sem marca branca ou trinca continua próprio para uso.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eItem\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eDN 600\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eBarras por carreta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e24 barras (144 m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003ePasta lubrificante por junta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e95 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eProdutividade de referência da linha\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e20 barras por dia (120 m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eCurvatura no corpo do tubo\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003enão recomendada neste diâmetro: use deflexão na junta, com verificação do projetista\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDesvio por barra com deflexão na junta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,10 m a 1° e 0,21 m a 2°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003cp style=\"font-size:13px;color:#667\"\u003eReferência de produtividade da linha, a partir de obras anteriores. Tamanho da equipe, profundidade da vala e interferências mudam o número.\u003c\/p\u003e\u003ch2\u003eNormas\u003c\/h2\u003e\u003cp\u003eFabricação e ensaios conforme ABNT NBR 15750 e ISO 16422. Anel de vedação conforme ABNT NBR 7676. Conexões de ferro fundido conforme ABNT NBR 7675. Execução de vala e reaterro conforme ABNT NBR 17015. Ensaio de estanqueidade conforme ABNT NBR 9650.\u003c\/p\u003e\u003ch2\u003eCondições de fornecimento\u003c\/h2\u003e\u003cp\u003ePedido mínimo de \u003cstrong\u003eR$ 5.000,00\u003c\/strong\u003e para a linha PVC-O. Frete FOB SP. Prazo de entrega confirmado na cotação. Para cotar, informe diâmetros, classes de pressão, quantidades e local de entrega.\u003c\/p\u003e\u003ch2\u003ePerguntas frequentes\u003c\/h2\u003e\u003ch3\u003eO tubo PVC-O DN 600 encaixa em conexão de ferro fundido?\u003c\/h3\u003e\u003cp\u003eSim. O diâmetro externo de 635 mm é equivalente ao do ferro fundido, e a ponta acopla em tubos e conexões de ferro fundido conforme NBR 7675. Na conexão de ferro fundido a bolsa é mais curta: com o chanfro da ponta previamente reduzido, introduza o tubo até encostar no fundo da bolsa, sem usar a marca de inserção do tubo como referência.\u003c\/p\u003e\u003ch3\u003eQual a pressão máxima do tubo PVC-O DN 600 PN 12,5?\u003c\/h3\u003e\u003cp\u003eA pressão de operação contínua é de 1,25 MPa (12,5 bar) até 25 °C. Acima disso aplica-se o fator de redução da ficha técnica: 1,00 MPa a 35 °C e 0,75 MPa a 45 °C. Transientes pontuais de golpe de aríete são tolerados até 1,5 vez a pressão nominal.\u003c\/p\u003e\u003ch3\u003eQual a vazão do tubo PVC-O DN 600 PN 12,5?\u003c\/h3\u003e\u003cp\u003eCom diâmetro interno calculado de 604 mm, o tubo conduz cerca de 286,5 l\/s a 1 m\/s. Na faixa de velocidade recomendada pela NBR 15750, de 0,6 a 3,0 m\/s, a vazão vai de 171,9 a 859,6 l\/s. O projeto executivo define o valor final.\u003c\/p\u003e\u003ch3\u003eQual a largura mínima de vala para tubo DN 600?\u003c\/h3\u003e\u003cp\u003ePara vala de até 2 m de profundidade com escoramento por pontaletes, a largura de referência é de 1,20 m. A largura cresce com a profundidade e o tipo de escoramento, e deve deixar espaço para o compactador trabalhar nas laterais do tubo.\u003c\/p\u003e\u003ch3\u003eQual o pedido mínimo e como funciona o frete?\u003c\/h3\u003e\u003cp\u003eO pedido mínimo da linha PVC-O é de R$ 5.000,00, com frete FOB SP. O prazo de entrega é confirmado na cotação, a partir da lista de diâmetros, classes de pressão, quantidades e local de entrega.\u003c\/p\u003e\u003ch2\u003eVeja também\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/collections\/tubo-pvc-o\"\u003elinha completa de tubos PVC-O\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/collections\/tubo-pvc-o-esgoto\"\u003etodos os diâmetros de PVC-O para esgoto\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-12-5-dn-600\"\u003etubo PVC-O DN 600 PN 12,5 para água\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-12-5-dn-500\"\u003etubo PVC-O DN 500 PN 12,5\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-16-dn-600\"\u003etubo PVC-O DN 600 classe PN 16\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp style=\"font-size:13px;color:#667\"\u003eValores de referência para pré-dimensionamento. Hidráulica calculada por Darcy-Weisbach com Colebrook-White (rugosidade 0,003 mm para água e 0,06 mm para esgoto, água a 20 °C). DI calculado pela espessura nominal da ficha técnica; tabelas de ensaio podem indicar vazão menor. O projeto executivo e o responsável técnico prevalecem.\u003c\/p\u003e","brand":"Mininco","offers":[{"title":"Default Title","offer_id":69638497566754,"sku":"PVCO-ES-600-125","price":99999.99,"currency_code":"BRL","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0801\/2598\/4802\/files\/pvco_esgoto_principal_4677c426-a208-48be-8680-6b932447ce6f.jpg?v=1793868294"},{"product_id":"tubo-pvc-o-esgoto-pn-12-5-dn-500","title":"Tubo PVC-O DEFOFO Esgoto Recalque PN 12,5 DN 500 Barra 6m Junta Elástica JEI","description":"\u003cp\u003eTubo de PVC orientado (PVC-O) DN 500, classe de pressão PN 12,5, para redes coletoras de esgoto pressurizadas e linhas de recalque de estações elevatórias. A orientação molecular nas direções axial e circunferencial alinha as cadeias do PVC e leva o material a um MRS de 45 MPa: a parede fica mais fina, o diâmetro interno maior e a rede ganha vazão com menos peso por metro.\u003c\/p\u003e\u003cp\u003eO diâmetro externo de \u003cstrong\u003e532 mm\u003c\/strong\u003e é equivalente ao do ferro fundido (DEFOFO). A ponta do tubo acopla em tubos e conexões de ferro fundido NBR 7675.\u003c\/p\u003e\u003ch2\u003eDestaques técnicos\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePressão nominal de 1,25 MPa\u003c\/strong\u003e com tolerância a transientes pontuais de até 1,5 vez a PN.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eResistência à fadiga\u003c\/strong\u003e para redes com partida e parada frequente de bombas.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGolpe de aríete menor\u003c\/strong\u003e: a elasticidade do PVC-O reduz a celeridade da onda de pressão em relação a ferro fundido e aço.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eImune à corrosão\u003c\/strong\u003e, com vida útil de projeto de 50 anos; estudos citados pela indústria indicam cerca de 100 anos.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJunta elástica integrada\u003c\/strong\u003e com anel em borracha NBR (nitrílica), montagem por encaixe e sem solda.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDimensões do DN 500 PN 12,5\u003c\/h2\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eMedida\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eValor\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro nominal\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003eDN 500\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eClasse de pressão\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003ePN 12,5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro externo (DE)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e532 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eEspessura de parede (e)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e13,0 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro interno (DI)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e506 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eComprimento da bolsa (B)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e253 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eComprimento da barra (L)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e6 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eRelação DE\/e (SDR)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e40,9\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eTolerância de ovalização na recepção\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e12 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003cp\u003eCorpo branco com duas faixas ocre para identificação da rede. Barra fornecida com ponta chanfrada de fábrica, inclinação entre 12° e 15°.\u003c\/p\u003e\u003ch2\u003ePressão de trabalho por temperatura\u003c\/h2\u003e\u003cp\u003eAté 25 °C a pressão admissível é igual à nominal. Acima disso, multiplique a PN pelo fator ft. O PVC-O não é indicado para operação contínua acima de 45 °C.\u003c\/p\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eTemperatura do fluido\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eFator ft\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePressão admissível (PFA)\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 25 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,0\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,25 MPa (12,5 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 30 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,9\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,125 MPa (11,25 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 35 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,8\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,00 MPa (10 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 40 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,7\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,875 MPa (8,75 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 45 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,6\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,75 MPa (7,5 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch2\u003eDesempenho hidráulico\u003c\/h2\u003e\u003cp\u003eFaixa de velocidade recomendada pela NBR 15750: de 0,6 m\/s, para garantir autolimpeza, a 3,0 m\/s, para limitar desgaste e transientes.\u003c\/p\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"min-width:520px;width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVelocidade\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVazão (l\/s)\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVazão (m³\/h)\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePerda de carga (m\/km)\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e0,6 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e120,7\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e434\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,57\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e1 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e201,1\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e724\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,47\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e1,5 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e301,6\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1.086\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e3,18\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e2 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e402,2\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1.448\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e5,52\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e2,5 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e502,7\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1.810\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e8,48\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e3 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e603,3\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e2.172\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e12,07\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch2\u003eInstalação\u003c\/h2\u003e\u003ch3\u003eLargura de vala para esgoto\u003c\/h3\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"min-width:650px;width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eProfundidade da vala\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePontaletes\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eContínuo ou descontínuo\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eEspecial\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eMetálico-madeira\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 2 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,10 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,30 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,40 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003enão se aplica\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003ede 2 a 4 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,20 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,50 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,70 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e2,35 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003ede 4 a 6 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,30 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,70 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e2,00 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e2,50 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003ede 6 a 8 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,40 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,90 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e2,30 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e2,65 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch3\u003eRecobrimento mínimo\u003c\/h3\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eLocal da vala\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eRecobrimento mínimo\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob passeio\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,80 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob via pavimentada ou com meio-fio e sarjeta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,00 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob via de terra ou greide indefinido\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,20 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch3\u003eBerço e envoltória\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBerço de material granular fino com no mínimo 10 cm, sobre fundo de vala sem pedras. Não concrete o fundo da vala.\u003c\/li\u003e\n\u003cli\u003eEscave no mínimo 15 cm abaixo da cota de projeto para regularizar o berço. Em rocha, o rebaixo é obrigatório.\u003c\/li\u003e\n\u003cli\u003eEnvoltória em material granular classe II (areia grossa ou cascalho limpo), compactada em camadas de 10 a 15 cm, com grau mínimo de 95% do Proctor Normal.\u003c\/li\u003e\n\u003cli\u003eCompacte alternando os lados da vala, nunca sobre o tubo, até 30 cm acima da geratriz superior. Rolo ou pé de carneiro só a partir de 60 cm acima do tubo.\u003c\/li\u003e\n\u003cli\u003eAbra um nicho sob cada bolsa para que ela não sustente o peso da tubulação.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eMontagem da junta\u003c\/h3\u003e\u003col\u003e\n\u003cli\u003eConfira as extremidades do tubo e a integridade e o posicionamento do anel de vedação.\u003c\/li\u003e\n\u003cli\u003eLimpe com pano úmido a parte interna da bolsa e o anel.\u003c\/li\u003e\n\u003cli\u003eCalce a ponta e a bolsa para evitar contato com o solo e a entrada de areia e pedra.\u003c\/li\u003e\n\u003cli\u003eLubrifique o anel de vedação e a parte interna da bolsa com pasta lubrificante. Nunca use óleo, graxa ou derivado de petróleo.\u003c\/li\u003e\n\u003cli\u003eAlinhe os tubos na horizontal e na vertical e aproxime a ponta da bolsa.\u003c\/li\u003e\n\u003cli\u003eEmpurre a ponta na bolsa até a marca de referência, à mão, com alavanca ou com tirfor nos diâmetros maiores.\u003c\/li\u003e\n\u003cli\u003eFaça a deflexão angular só depois do encaixe completo.\u003c\/li\u003e\n\u003c\/ol\u003e\u003ch3\u003eCurvas, conexões e ancoragem\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eDeflexão na junta de 1° a 2°, feita só depois do encaixe completo. Neste diâmetro, o peso e a rigidez da barra não favorecem curvatura no corpo do tubo: resolva o traçado pela deflexão nas juntas, com verificação do projetista.\u003c\/li\u003e\n\u003cli\u003eNunca aqueça o tubo para formar curva, bolsa ou furo.\u003c\/li\u003e\n\u003cli\u003eUse conexões de ferro fundido NBR 7675. Na conexão de ferro fundido a bolsa é mais curta: com o chanfro da ponta previamente reduzido, introduza o tubo até encostar no fundo da bolsa, sem usar a marca de inserção do tubo como referência.\u003c\/li\u003e\n\u003cli\u003eA junta elástica não resiste à tração: extremidades, curvas, tês, reduções, válvulas, registros e trechos com declividade acentuada exigem bloco de ancoragem de concreto.\u003c\/li\u003e\n\u003cli\u003eProteja o contato entre tubo e bloco com manta de polietileno ou borracha.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eEnsaio de estanqueidade\u003c\/h3\u003e\u003cp\u003eEnsaie em trechos isolados, de preferência antes do reaterro completo e com as juntas à vista, conforme NBR 9650.\u003c\/p\u003e\u003ch2\u003eRecebimento, armazenamento e logística\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eDescarga manual até DN 300. Acima disso, cintas de nylon em dois pontos. Nunca corrente ou cabo de aço, e nunca jogue o tubo ao chão.\u003c\/li\u003e\n\u003cli\u003eEmpilhe sobre sarrafos, alternando ponta e bolsa, até 1,5 m de altura. Armazenagem acima de 6 meses pede cobertura com 50 cm de folga sobre a pilha.\u003c\/li\u003e\n\u003cli\u003eRecuse tubo com ovalização na ponta ou na bolsa que afete o anel. Tubo que amassou e voltou ao formato sem marca branca ou trinca continua próprio para uso.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eItem\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eDN 500\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eBarras por carreta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e40 barras (240 m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003ePasta lubrificante por junta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e80 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eProdutividade de referência da linha\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e26 barras por dia (156 m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eCurvatura no corpo do tubo\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003enão recomendada neste diâmetro: use deflexão na junta, com verificação do projetista\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDesvio por barra com deflexão na junta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,10 m a 1° e 0,21 m a 2°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003cp style=\"font-size:13px;color:#667\"\u003eReferência de produtividade da linha, a partir de obras anteriores. Tamanho da equipe, profundidade da vala e interferências mudam o número.\u003c\/p\u003e\u003ch2\u003eNormas\u003c\/h2\u003e\u003cp\u003eFabricação e ensaios conforme ABNT NBR 15750 e ISO 16422. Anel de vedação conforme ABNT NBR 7676. Conexões de ferro fundido conforme ABNT NBR 7675. Execução de vala e reaterro conforme ABNT NBR 17015. Ensaio de estanqueidade conforme ABNT NBR 9650.\u003c\/p\u003e\u003ch2\u003eCondições de fornecimento\u003c\/h2\u003e\u003cp\u003ePedido mínimo de \u003cstrong\u003eR$ 5.000,00\u003c\/strong\u003e para a linha PVC-O. Frete FOB SP. Prazo de entrega confirmado na cotação. Para cotar, informe diâmetros, classes de pressão, quantidades e local de entrega.\u003c\/p\u003e\u003ch2\u003ePerguntas frequentes\u003c\/h2\u003e\u003ch3\u003eO tubo PVC-O DN 500 encaixa em conexão de ferro fundido?\u003c\/h3\u003e\u003cp\u003eSim. O diâmetro externo de 532 mm é equivalente ao do ferro fundido, e a ponta acopla em tubos e conexões de ferro fundido conforme NBR 7675. Na conexão de ferro fundido a bolsa é mais curta: com o chanfro da ponta previamente reduzido, introduza o tubo até encostar no fundo da bolsa, sem usar a marca de inserção do tubo como referência.\u003c\/p\u003e\u003ch3\u003eQual a pressão máxima do tubo PVC-O DN 500 PN 12,5?\u003c\/h3\u003e\u003cp\u003eA pressão de operação contínua é de 1,25 MPa (12,5 bar) até 25 °C. Acima disso aplica-se o fator de redução da ficha técnica: 1,00 MPa a 35 °C e 0,75 MPa a 45 °C. Transientes pontuais de golpe de aríete são tolerados até 1,5 vez a pressão nominal.\u003c\/p\u003e\u003ch3\u003eQual a vazão do tubo PVC-O DN 500 PN 12,5?\u003c\/h3\u003e\u003cp\u003eCom diâmetro interno calculado de 506 mm, o tubo conduz cerca de 201,1 l\/s a 1 m\/s. Na faixa de velocidade recomendada pela NBR 15750, de 0,6 a 3,0 m\/s, a vazão vai de 120,7 a 603,3 l\/s. O projeto executivo define o valor final.\u003c\/p\u003e\u003ch3\u003eQual a largura mínima de vala para tubo DN 500?\u003c\/h3\u003e\u003cp\u003ePara vala de até 2 m de profundidade com escoramento por pontaletes, a largura de referência é de 1,10 m. A largura cresce com a profundidade e o tipo de escoramento, e deve deixar espaço para o compactador trabalhar nas laterais do tubo.\u003c\/p\u003e\u003ch3\u003eQual o pedido mínimo e como funciona o frete?\u003c\/h3\u003e\u003cp\u003eO pedido mínimo da linha PVC-O é de R$ 5.000,00, com frete FOB SP. O prazo de entrega é confirmado na cotação, a partir da lista de diâmetros, classes de pressão, quantidades e local de entrega.\u003c\/p\u003e\u003ch2\u003eVeja também\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/collections\/tubo-pvc-o\"\u003elinha completa de tubos PVC-O\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/collections\/tubo-pvc-o-esgoto\"\u003etodos os diâmetros de PVC-O para esgoto\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-12-5-dn-500\"\u003etubo PVC-O DN 500 PN 12,5 para água\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-12-5-dn-400\"\u003etubo PVC-O DN 400 PN 12,5\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-12-5-dn-600\"\u003etubo PVC-O DN 600 PN 12,5\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-16-dn-500\"\u003etubo PVC-O DN 500 classe PN 16\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp style=\"font-size:13px;color:#667\"\u003eValores de referência para pré-dimensionamento. Hidráulica calculada por Darcy-Weisbach com Colebrook-White (rugosidade 0,003 mm para água e 0,06 mm para esgoto, água a 20 °C). DI calculado pela espessura nominal da ficha técnica; tabelas de ensaio podem indicar vazão menor. O projeto executivo e o responsável técnico prevalecem.\u003c\/p\u003e","brand":"Mininco","offers":[{"title":"Default Title","offer_id":69638497599522,"sku":"PVCO-ES-500-125","price":99999.99,"currency_code":"BRL","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0801\/2598\/4802\/files\/pvco_esgoto_principal_ff487448-b9a2-44a8-9840-fa1cfaacda18.jpg?v=1793868294"},{"product_id":"tubo-pvc-o-agua-pn-12-5-dn-500","title":"Tubo PVC-O DEFOFO Água PN 12,5 DN 500 Barra 6m Junta Elástica JEI","description":"\u003cp\u003eTubo de PVC orientado (PVC-O) DN 500, classe de pressão PN 12,5, para adutoras e redes de distribuição de água potável. A orientação molecular nas direções axial e circunferencial alinha as cadeias do PVC e leva o material a um MRS de 45 MPa: a parede fica mais fina, o diâmetro interno maior e a rede ganha vazão com menos peso por metro.\u003c\/p\u003e\u003cp\u003eO diâmetro externo de \u003cstrong\u003e532 mm\u003c\/strong\u003e é equivalente ao do ferro fundido (DEFOFO). A ponta do tubo acopla em tubos e conexões de ferro fundido NBR 7675.\u003c\/p\u003e\u003ch2\u003eDestaques técnicos\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePressão nominal de 1,25 MPa\u003c\/strong\u003e com tolerância a transientes pontuais de até 1,5 vez a PN.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eResistência à fadiga\u003c\/strong\u003e para redes com partida e parada frequente de bombas.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGolpe de aríete menor\u003c\/strong\u003e: a elasticidade do PVC-O reduz a celeridade da onda de pressão em relação a ferro fundido e aço.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eImune à corrosão\u003c\/strong\u003e, com vida útil de projeto de 50 anos; estudos citados pela indústria indicam cerca de 100 anos.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJunta elástica integrada\u003c\/strong\u003e com anel em borracha EPDM, montagem por encaixe e sem solda.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDimensões do DN 500 PN 12,5\u003c\/h2\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eMedida\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eValor\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro nominal\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003eDN 500\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eClasse de pressão\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003ePN 12,5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro externo (DE)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e532 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eEspessura de parede (e)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e13,0 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro interno (DI)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e506 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eComprimento da bolsa (B)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e253 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eComprimento da barra (L)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e6 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eRelação DE\/e (SDR)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e40,9\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eTolerância de ovalização na recepção\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e12 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003cp\u003eCorpo branco com duas faixas azuis para identificação da rede. Barra fornecida com ponta chanfrada de fábrica, inclinação entre 12° e 15°.\u003c\/p\u003e\u003ch2\u003ePressão de trabalho por temperatura\u003c\/h2\u003e\u003cp\u003eAté 25 °C a pressão admissível é igual à nominal. Acima disso, multiplique a PN pelo fator ft. O PVC-O não é indicado para operação contínua acima de 45 °C.\u003c\/p\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eTemperatura da água\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eFator ft\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePressão admissível (PFA)\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 25 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,0\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,25 MPa (12,5 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 30 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,9\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,125 MPa (11,25 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 35 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,8\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,00 MPa (10 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 40 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,7\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,875 MPa (8,75 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 45 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,6\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,75 MPa (7,5 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch2\u003eDesempenho hidráulico\u003c\/h2\u003e\u003cp\u003eFaixa de velocidade recomendada pela NBR 15750: de 0,6 m\/s, para garantir autolimpeza, a 3,0 m\/s, para limitar desgaste e transientes.\u003c\/p\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"min-width:520px;width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVelocidade\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVazão (l\/s)\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVazão (m³\/h)\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePerda de carga (m\/km)\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e0,6 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e120,7\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e434\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,53\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e1 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e201,1\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e724\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,33\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e1,5 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e301,6\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1.086\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e2,80\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e2 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e402,2\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1.448\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e4,74\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e2,5 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e502,7\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1.810\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e7,15\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e3 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e603,3\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e2.172\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e10,01\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch2\u003eInstalação\u003c\/h2\u003e\u003ch3\u003eLargura de vala para água\u003c\/h3\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"min-width:650px;width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eProfundidade da vala\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePontaletes\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eContínuo ou descontínuo\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eEspecial\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eMetálico-madeira\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 2 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,00 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,15 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,25 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,75 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eacima de 2 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,20 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,30 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,45 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,75 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch3\u003eRecobrimento mínimo\u003c\/h3\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eLocal da vala\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eRecobrimento mínimo\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob passeio\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,70 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob via pavimentada ou com meio-fio e sarjeta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,00 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob via de terra ou greide indefinido\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,20 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch3\u003eBerço e envoltória\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBerço de material granular fino com no mínimo 10 cm, sobre fundo de vala sem pedras. Não concrete o fundo da vala.\u003c\/li\u003e\n\u003cli\u003eEscave no mínimo 15 cm abaixo da cota de projeto para regularizar o berço. Em rocha, o rebaixo é obrigatório.\u003c\/li\u003e\n\u003cli\u003eEnvoltória em material granular classe II (areia grossa ou cascalho limpo), compactada em camadas de 10 a 15 cm, com grau mínimo de 95% do Proctor Normal.\u003c\/li\u003e\n\u003cli\u003eCompacte alternando os lados da vala, nunca sobre o tubo, até 30 cm acima da geratriz superior. Rolo ou pé de carneiro só a partir de 60 cm acima do tubo.\u003c\/li\u003e\n\u003cli\u003eAbra um nicho sob cada bolsa para que ela não sustente o peso da tubulação.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eMontagem da junta\u003c\/h3\u003e\u003col\u003e\n\u003cli\u003eConfira as extremidades do tubo e a integridade e o posicionamento do anel de vedação.\u003c\/li\u003e\n\u003cli\u003eLimpe com pano úmido a parte interna da bolsa e o anel.\u003c\/li\u003e\n\u003cli\u003eCalce a ponta e a bolsa para evitar contato com o solo e a entrada de areia e pedra.\u003c\/li\u003e\n\u003cli\u003eLubrifique o anel de vedação e a parte interna da bolsa com pasta lubrificante. Nunca use óleo, graxa ou derivado de petróleo.\u003c\/li\u003e\n\u003cli\u003eAlinhe os tubos na horizontal e na vertical e aproxime a ponta da bolsa.\u003c\/li\u003e\n\u003cli\u003eEmpurre a ponta na bolsa até a marca de referência, à mão, com alavanca ou com tirfor nos diâmetros maiores.\u003c\/li\u003e\n\u003cli\u003eFaça a deflexão angular só depois do encaixe completo.\u003c\/li\u003e\n\u003c\/ol\u003e\u003ch3\u003eCurvas, conexões e ancoragem\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eDeflexão na junta de 1° a 2°, feita só depois do encaixe completo. Neste diâmetro, o peso e a rigidez da barra não favorecem curvatura no corpo do tubo: resolva o traçado pela deflexão nas juntas, com verificação do projetista.\u003c\/li\u003e\n\u003cli\u003eNunca aqueça o tubo para formar curva, bolsa ou furo.\u003c\/li\u003e\n\u003cli\u003eUse conexões de ferro fundido NBR 7675. Na conexão de ferro fundido a bolsa é mais curta: com o chanfro da ponta previamente reduzido, introduza o tubo até encostar no fundo da bolsa, sem usar a marca de inserção do tubo como referência.\u003c\/li\u003e\n\u003cli\u003eA junta elástica não resiste à tração: extremidades, curvas, tês, reduções, válvulas, registros e trechos com declividade acentuada exigem bloco de ancoragem de concreto.\u003c\/li\u003e\n\u003cli\u003eProteja o contato entre tubo e bloco com manta de polietileno ou borracha.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eEnsaio de estanqueidade\u003c\/h3\u003e\u003cp\u003eEnsaie em trechos isolados, de preferência antes do reaterro completo e com as juntas à vista, conforme NBR 9650.\u003c\/p\u003e\u003ch2\u003eRecebimento, armazenamento e logística\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eDescarga manual até DN 300. Acima disso, cintas de nylon em dois pontos. Nunca corrente ou cabo de aço, e nunca jogue o tubo ao chão.\u003c\/li\u003e\n\u003cli\u003eEmpilhe sobre sarrafos, alternando ponta e bolsa, até 1,5 m de altura. Armazenagem acima de 6 meses pede cobertura com 50 cm de folga sobre a pilha.\u003c\/li\u003e\n\u003cli\u003eRecuse tubo com ovalização na ponta ou na bolsa que afete o anel. Tubo que amassou e voltou ao formato sem marca branca ou trinca continua próprio para uso.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eItem\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eDN 500\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eBarras por carreta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e40 barras (240 m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003ePasta lubrificante por junta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e80 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eProdutividade de referência da linha\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e26 barras por dia (156 m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eCurvatura no corpo do tubo\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003enão recomendada neste diâmetro: use deflexão na junta, com verificação do projetista\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDesvio por barra com deflexão na junta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,10 m a 1° e 0,21 m a 2°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003cp style=\"font-size:13px;color:#667\"\u003eReferência de produtividade da linha, a partir de obras anteriores. Tamanho da equipe, profundidade da vala e interferências mudam o número.\u003c\/p\u003e\u003ch2\u003eNormas\u003c\/h2\u003e\u003cp\u003eFabricação e ensaios conforme ABNT NBR 15750 e ISO 16422. Anel de vedação conforme ABNT NBR 7676. Conexões de ferro fundido conforme ABNT NBR 7675. Execução de vala e reaterro conforme ABNT NBR 17015. Ensaio de estanqueidade conforme ABNT NBR 9650.\u003c\/p\u003e\u003ch2\u003eCondições de fornecimento\u003c\/h2\u003e\u003cp\u003ePedido mínimo de \u003cstrong\u003eR$ 5.000,00\u003c\/strong\u003e para a linha PVC-O. Frete FOB SP. Prazo de entrega confirmado na cotação. Para cotar, informe diâmetros, classes de pressão, quantidades e local de entrega.\u003c\/p\u003e\u003ch2\u003ePerguntas frequentes\u003c\/h2\u003e\u003ch3\u003eO tubo PVC-O DN 500 encaixa em conexão de ferro fundido?\u003c\/h3\u003e\u003cp\u003eSim. O diâmetro externo de 532 mm é equivalente ao do ferro fundido, e a ponta acopla em tubos e conexões de ferro fundido conforme NBR 7675. Na conexão de ferro fundido a bolsa é mais curta: com o chanfro da ponta previamente reduzido, introduza o tubo até encostar no fundo da bolsa, sem usar a marca de inserção do tubo como referência.\u003c\/p\u003e\u003ch3\u003eQual a pressão máxima do tubo PVC-O DN 500 PN 12,5?\u003c\/h3\u003e\u003cp\u003eA pressão de operação contínua é de 1,25 MPa (12,5 bar) até 25 °C. Acima disso aplica-se o fator de redução da ficha técnica: 1,00 MPa a 35 °C e 0,75 MPa a 45 °C. Transientes pontuais de golpe de aríete são tolerados até 1,5 vez a pressão nominal.\u003c\/p\u003e\u003ch3\u003eQual a vazão do tubo PVC-O DN 500 PN 12,5?\u003c\/h3\u003e\u003cp\u003eCom diâmetro interno calculado de 506 mm, o tubo conduz cerca de 201,1 l\/s a 1 m\/s. Na faixa de velocidade recomendada pela NBR 15750, de 0,6 a 3,0 m\/s, a vazão vai de 120,7 a 603,3 l\/s. O projeto executivo define o valor final.\u003c\/p\u003e\u003ch3\u003eQual a largura mínima de vala para tubo DN 500?\u003c\/h3\u003e\u003cp\u003ePara vala de até 2 m de profundidade com escoramento por pontaletes, a largura de referência é de 1,00 m. A largura cresce com a profundidade e o tipo de escoramento, e deve deixar espaço para o compactador trabalhar nas laterais do tubo.\u003c\/p\u003e\u003ch3\u003eQual o pedido mínimo e como funciona o frete?\u003c\/h3\u003e\u003cp\u003eO pedido mínimo da linha PVC-O é de R$ 5.000,00, com frete FOB SP. O prazo de entrega é confirmado na cotação, a partir da lista de diâmetros, classes de pressão, quantidades e local de entrega.\u003c\/p\u003e\u003ch2\u003eVeja também\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/collections\/tubo-pvc-o\"\u003elinha completa de tubos PVC-O\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/collections\/tubo-pvc-o-agua\"\u003etodos os diâmetros de PVC-O para água\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-12-5-dn-500\"\u003etubo PVC-O DN 500 PN 12,5 para esgoto\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-12-5-dn-400\"\u003etubo PVC-O DN 400 PN 12,5\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-12-5-dn-600\"\u003etubo PVC-O DN 600 PN 12,5\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-16-dn-500\"\u003etubo PVC-O DN 500 classe PN 16\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp style=\"font-size:13px;color:#667\"\u003eValores de referência para pré-dimensionamento. Hidráulica calculada por Darcy-Weisbach com Colebrook-White (rugosidade 0,003 mm para água e 0,06 mm para esgoto, água a 20 °C). DI calculado pela espessura nominal da ficha técnica; tabelas de ensaio podem indicar vazão menor. O projeto executivo e o responsável técnico prevalecem.\u003c\/p\u003e","brand":"Mininco","offers":[{"title":"Default Title","offer_id":69638497828898,"sku":"PVCO-AG-500-125","price":99999.99,"currency_code":"BRL","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0801\/2598\/4802\/files\/pvco_agua_principal_8d361be3-ac79-47b1-9646-608db68fc86d.jpg?v=1793868294"},{"product_id":"tubo-pvc-o-agua-pn-12-5-dn-600","title":"Tubo PVC-O DEFOFO Água PN 12,5 DN 600 Barra 6m Junta Elástica JEI","description":"\u003cp\u003eTubo de PVC orientado (PVC-O) DN 600, classe de pressão PN 12,5, para adutoras e redes de distribuição de água potável. A orientação molecular nas direções axial e circunferencial alinha as cadeias do PVC e leva o material a um MRS de 45 MPa: a parede fica mais fina, o diâmetro interno maior e a rede ganha vazão com menos peso por metro.\u003c\/p\u003e\u003cp\u003eO diâmetro externo de \u003cstrong\u003e635 mm\u003c\/strong\u003e é equivalente ao do ferro fundido (DEFOFO). A ponta do tubo acopla em tubos e conexões de ferro fundido NBR 7675.\u003c\/p\u003e\u003ch2\u003eDestaques técnicos\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePressão nominal de 1,25 MPa\u003c\/strong\u003e com tolerância a transientes pontuais de até 1,5 vez a PN.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eResistência à fadiga\u003c\/strong\u003e para redes com partida e parada frequente de bombas.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGolpe de aríete menor\u003c\/strong\u003e: a elasticidade do PVC-O reduz a celeridade da onda de pressão em relação a ferro fundido e aço.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eImune à corrosão\u003c\/strong\u003e, com vida útil de projeto de 50 anos; estudos citados pela indústria indicam cerca de 100 anos.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJunta elástica integrada\u003c\/strong\u003e com anel em borracha EPDM, montagem por encaixe e sem solda.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDimensões do DN 600 PN 12,5\u003c\/h2\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eMedida\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eValor\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro nominal\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003eDN 600\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eClasse de pressão\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003ePN 12,5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro externo (DE)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e635 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eEspessura de parede (e)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e15,5 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro interno (DI)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e604 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eComprimento da bolsa (B)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e261 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eComprimento da barra (L)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e6 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eRelação DE\/e (SDR)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e41\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eTolerância de ovalização na recepção\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e15,2 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003cp\u003eCorpo branco com duas faixas azuis para identificação da rede. Barra fornecida com ponta chanfrada de fábrica, inclinação entre 12° e 15°.\u003c\/p\u003e\u003ch2\u003ePressão de trabalho por temperatura\u003c\/h2\u003e\u003cp\u003eAté 25 °C a pressão admissível é igual à nominal. Acima disso, multiplique a PN pelo fator ft. O PVC-O não é indicado para operação contínua acima de 45 °C.\u003c\/p\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eTemperatura da água\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eFator ft\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePressão admissível (PFA)\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 25 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,0\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,25 MPa (12,5 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 30 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,9\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,125 MPa (11,25 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 35 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,8\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,00 MPa (10 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 40 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,7\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,875 MPa (8,75 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 45 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,6\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,75 MPa (7,5 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch2\u003eDesempenho hidráulico\u003c\/h2\u003e\u003cp\u003eFaixa de velocidade recomendada pela NBR 15750: de 0,6 m\/s, para garantir autolimpeza, a 3,0 m\/s, para limitar desgaste e transientes.\u003c\/p\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"min-width:520px;width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVelocidade\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVazão (l\/s)\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVazão (m³\/h)\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePerda de carga (m\/km)\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e0,6 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e171,9\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e619\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,43\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e1 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e286,5\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1.031\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,08\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e1,5 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e429,8\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1.547\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e2,27\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e2 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e573,1\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e2.063\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e3,86\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e2,5 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e716,3\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e2.579\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e5,82\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e3 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e859,6\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e3.094\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e8,14\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch2\u003eInstalação\u003c\/h2\u003e\u003ch3\u003eLargura de vala para água\u003c\/h3\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"min-width:650px;width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eProfundidade da vala\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePontaletes\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eContínuo ou descontínuo\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eEspecial\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eMetálico-madeira\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 2 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,15 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,25 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,35 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,85 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eacima de 2 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,30 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,45 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,65 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,85 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch3\u003eRecobrimento mínimo\u003c\/h3\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eLocal da vala\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eRecobrimento mínimo\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob passeio\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,70 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob via pavimentada ou com meio-fio e sarjeta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,00 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob via de terra ou greide indefinido\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,20 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch3\u003eBerço e envoltória\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBerço de material granular fino com no mínimo 10 cm, sobre fundo de vala sem pedras. Não concrete o fundo da vala.\u003c\/li\u003e\n\u003cli\u003eEscave no mínimo 15 cm abaixo da cota de projeto para regularizar o berço. Em rocha, o rebaixo é obrigatório.\u003c\/li\u003e\n\u003cli\u003eEnvoltória em material granular classe II (areia grossa ou cascalho limpo), compactada em camadas de 10 a 15 cm, com grau mínimo de 95% do Proctor Normal.\u003c\/li\u003e\n\u003cli\u003eCompacte alternando os lados da vala, nunca sobre o tubo, até 30 cm acima da geratriz superior. Rolo ou pé de carneiro só a partir de 60 cm acima do tubo.\u003c\/li\u003e\n\u003cli\u003eAbra um nicho sob cada bolsa para que ela não sustente o peso da tubulação.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eMontagem da junta\u003c\/h3\u003e\u003col\u003e\n\u003cli\u003eConfira as extremidades do tubo e a integridade e o posicionamento do anel de vedação.\u003c\/li\u003e\n\u003cli\u003eLimpe com pano úmido a parte interna da bolsa e o anel.\u003c\/li\u003e\n\u003cli\u003eCalce a ponta e a bolsa para evitar contato com o solo e a entrada de areia e pedra.\u003c\/li\u003e\n\u003cli\u003eLubrifique o anel de vedação e a parte interna da bolsa com pasta lubrificante. Nunca use óleo, graxa ou derivado de petróleo.\u003c\/li\u003e\n\u003cli\u003eAlinhe os tubos na horizontal e na vertical e aproxime a ponta da bolsa.\u003c\/li\u003e\n\u003cli\u003eEmpurre a ponta na bolsa até a marca de referência, à mão, com alavanca ou com tirfor nos diâmetros maiores.\u003c\/li\u003e\n\u003cli\u003eFaça a deflexão angular só depois do encaixe completo.\u003c\/li\u003e\n\u003c\/ol\u003e\u003ch3\u003eCurvas, conexões e ancoragem\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eDeflexão na junta de 1° a 2°, feita só depois do encaixe completo. Neste diâmetro, o peso e a rigidez da barra não favorecem curvatura no corpo do tubo: resolva o traçado pela deflexão nas juntas, com verificação do projetista.\u003c\/li\u003e\n\u003cli\u003eNunca aqueça o tubo para formar curva, bolsa ou furo.\u003c\/li\u003e\n\u003cli\u003eUse conexões de ferro fundido NBR 7675. Na conexão de ferro fundido a bolsa é mais curta: com o chanfro da ponta previamente reduzido, introduza o tubo até encostar no fundo da bolsa, sem usar a marca de inserção do tubo como referência.\u003c\/li\u003e\n\u003cli\u003eA junta elástica não resiste à tração: extremidades, curvas, tês, reduções, válvulas, registros e trechos com declividade acentuada exigem bloco de ancoragem de concreto.\u003c\/li\u003e\n\u003cli\u003eProteja o contato entre tubo e bloco com manta de polietileno ou borracha.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eEnsaio de estanqueidade\u003c\/h3\u003e\u003cp\u003eEnsaie em trechos isolados, de preferência antes do reaterro completo e com as juntas à vista, conforme NBR 9650.\u003c\/p\u003e\u003ch2\u003eRecebimento, armazenamento e logística\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eDescarga manual até DN 300. Acima disso, cintas de nylon em dois pontos. Nunca corrente ou cabo de aço, e nunca jogue o tubo ao chão.\u003c\/li\u003e\n\u003cli\u003eEmpilhe sobre sarrafos, alternando ponta e bolsa, até 1,5 m de altura. Armazenagem acima de 6 meses pede cobertura com 50 cm de folga sobre a pilha.\u003c\/li\u003e\n\u003cli\u003eRecuse tubo com ovalização na ponta ou na bolsa que afete o anel. Tubo que amassou e voltou ao formato sem marca branca ou trinca continua próprio para uso.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eItem\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eDN 600\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eBarras por carreta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e24 barras (144 m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003ePasta lubrificante por junta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e95 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eProdutividade de referência da linha\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e20 barras por dia (120 m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eCurvatura no corpo do tubo\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003enão recomendada neste diâmetro: use deflexão na junta, com verificação do projetista\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDesvio por barra com deflexão na junta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,10 m a 1° e 0,21 m a 2°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003cp style=\"font-size:13px;color:#667\"\u003eReferência de produtividade da linha, a partir de obras anteriores. Tamanho da equipe, profundidade da vala e interferências mudam o número.\u003c\/p\u003e\u003ch2\u003eNormas\u003c\/h2\u003e\u003cp\u003eFabricação e ensaios conforme ABNT NBR 15750 e ISO 16422. Anel de vedação conforme ABNT NBR 7676. Conexões de ferro fundido conforme ABNT NBR 7675. Execução de vala e reaterro conforme ABNT NBR 17015. Ensaio de estanqueidade conforme ABNT NBR 9650.\u003c\/p\u003e\u003ch2\u003eCondições de fornecimento\u003c\/h2\u003e\u003cp\u003ePedido mínimo de \u003cstrong\u003eR$ 5.000,00\u003c\/strong\u003e para a linha PVC-O. Frete FOB SP. Prazo de entrega confirmado na cotação. Para cotar, informe diâmetros, classes de pressão, quantidades e local de entrega.\u003c\/p\u003e\u003ch2\u003ePerguntas frequentes\u003c\/h2\u003e\u003ch3\u003eO tubo PVC-O DN 600 encaixa em conexão de ferro fundido?\u003c\/h3\u003e\u003cp\u003eSim. O diâmetro externo de 635 mm é equivalente ao do ferro fundido, e a ponta acopla em tubos e conexões de ferro fundido conforme NBR 7675. Na conexão de ferro fundido a bolsa é mais curta: com o chanfro da ponta previamente reduzido, introduza o tubo até encostar no fundo da bolsa, sem usar a marca de inserção do tubo como referência.\u003c\/p\u003e\u003ch3\u003eQual a pressão máxima do tubo PVC-O DN 600 PN 12,5?\u003c\/h3\u003e\u003cp\u003eA pressão de operação contínua é de 1,25 MPa (12,5 bar) até 25 °C. Acima disso aplica-se o fator de redução da ficha técnica: 1,00 MPa a 35 °C e 0,75 MPa a 45 °C. Transientes pontuais de golpe de aríete são tolerados até 1,5 vez a pressão nominal.\u003c\/p\u003e\u003ch3\u003eQual a vazão do tubo PVC-O DN 600 PN 12,5?\u003c\/h3\u003e\u003cp\u003eCom diâmetro interno calculado de 604 mm, o tubo conduz cerca de 286,5 l\/s a 1 m\/s. Na faixa de velocidade recomendada pela NBR 15750, de 0,6 a 3,0 m\/s, a vazão vai de 171,9 a 859,6 l\/s. O projeto executivo define o valor final.\u003c\/p\u003e\u003ch3\u003eQual a largura mínima de vala para tubo DN 600?\u003c\/h3\u003e\u003cp\u003ePara vala de até 2 m de profundidade com escoramento por pontaletes, a largura de referência é de 1,15 m. A largura cresce com a profundidade e o tipo de escoramento, e deve deixar espaço para o compactador trabalhar nas laterais do tubo.\u003c\/p\u003e\u003ch3\u003eQual o pedido mínimo e como funciona o frete?\u003c\/h3\u003e\u003cp\u003eO pedido mínimo da linha PVC-O é de R$ 5.000,00, com frete FOB SP. O prazo de entrega é confirmado na cotação, a partir da lista de diâmetros, classes de pressão, quantidades e local de entrega.\u003c\/p\u003e\u003ch2\u003eVeja também\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/collections\/tubo-pvc-o\"\u003elinha completa de tubos PVC-O\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/collections\/tubo-pvc-o-agua\"\u003etodos os diâmetros de PVC-O para água\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-12-5-dn-600\"\u003etubo PVC-O DN 600 PN 12,5 para esgoto\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-12-5-dn-500\"\u003etubo PVC-O DN 500 PN 12,5\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-16-dn-600\"\u003etubo PVC-O DN 600 classe PN 16\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp style=\"font-size:13px;color:#667\"\u003eValores de referência para pré-dimensionamento. Hidráulica calculada por Darcy-Weisbach com Colebrook-White (rugosidade 0,003 mm para água e 0,06 mm para esgoto, água a 20 °C). DI calculado pela espessura nominal da ficha técnica; tabelas de ensaio podem indicar vazão menor. O projeto executivo e o responsável técnico prevalecem.\u003c\/p\u003e","brand":"Mininco","offers":[{"title":"Default Title","offer_id":69638497861666,"sku":"PVCO-AG-600-125","price":99999.99,"currency_code":"BRL","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0801\/2598\/4802\/files\/pvco_agua_principal_9dbe4db8-313d-4c16-9a5a-dd7f43ae0514.jpg?v=1793868295"},{"product_id":"tubo-pvc-o-agua-pn-16-dn-100","title":"Tubo PVC-O DEFOFO Água PN 16 DN 100 Barra 6m Junta Elástica JEI","description":"\u003cp\u003eTubo de PVC orientado (PVC-O) DN 100, classe de pressão PN 16, para adutoras e redes de distribuição de água potável. A orientação molecular nas direções axial e circunferencial alinha as cadeias do PVC e leva o material a um MRS de 45 MPa: a parede fica mais fina, o diâmetro interno maior e a rede ganha vazão com menos peso por metro.\u003c\/p\u003e\u003cp\u003eO diâmetro externo de \u003cstrong\u003e118 mm\u003c\/strong\u003e é equivalente ao do ferro fundido (DEFOFO). A ponta do tubo acopla em tubos e conexões de ferro fundido NBR 7675.\u003c\/p\u003e\u003ch2\u003eDestaques técnicos\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePressão nominal de 1,60 MPa\u003c\/strong\u003e com tolerância a transientes pontuais de até 1,5 vez a PN.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eResistência à fadiga\u003c\/strong\u003e para redes com partida e parada frequente de bombas.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGolpe de aríete menor\u003c\/strong\u003e: a elasticidade do PVC-O reduz a celeridade da onda de pressão em relação a ferro fundido e aço.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eImune à corrosão\u003c\/strong\u003e, com vida útil de projeto de 50 anos; estudos citados pela indústria indicam cerca de 100 anos.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJunta elástica integrada\u003c\/strong\u003e com anel em borracha EPDM, montagem por encaixe e sem solda.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDimensões do DN 100 PN 16\u003c\/h2\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eMedida\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eValor\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro nominal\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003eDN 100\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eClasse de pressão\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003ePN 16\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro externo (DE)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e118 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eEspessura de parede (e)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e3,3 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro interno (DI)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e111,4 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eComprimento da bolsa (B)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e115 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eComprimento da barra (L)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e6 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eRelação DE\/e (SDR)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e35,8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eTolerância de ovalização na recepção\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e2,7 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003cp\u003eCorpo branco com duas faixas azuis para identificação da rede. Barra fornecida com ponta chanfrada de fábrica, inclinação entre 12° e 15°.\u003c\/p\u003e\u003ch2\u003ePressão de trabalho por temperatura\u003c\/h2\u003e\u003cp\u003eAté 25 °C a pressão admissível é igual à nominal. Acima disso, multiplique a PN pelo fator ft. O PVC-O não é indicado para operação contínua acima de 45 °C.\u003c\/p\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eTemperatura da água\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eFator ft\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePressão admissível (PFA)\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 25 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,0\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,60 MPa (16 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 30 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,9\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,44 MPa (14,4 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 35 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,8\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,28 MPa (12,8 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 40 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,7\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,12 MPa (11,2 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 45 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,6\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,96 MPa (9,6 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch2\u003eDesempenho hidráulico\u003c\/h2\u003e\u003cp\u003eFaixa de velocidade recomendada pela NBR 15750: de 0,6 m\/s, para garantir autolimpeza, a 3,0 m\/s, para limitar desgaste e transientes.\u003c\/p\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"min-width:520px;width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVelocidade\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVazão (l\/s)\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVazão (m³\/h)\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePerda de carga (m\/km)\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e0,6 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e5,8\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e21\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e3,25\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e1 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e9,7\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e35\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e8,13\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e1,5 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e14,6\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e53\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e16,91\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e2 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e19,5\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e70\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e28,50\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e2,5 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e24,4\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e88\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e42,78\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e3 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e29,2\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e105\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e59,68\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch2\u003eInstalação\u003c\/h2\u003e\u003ch3\u003eLargura de vala para água\u003c\/h3\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"min-width:650px;width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eProfundidade da vala\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePontaletes\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eContínuo ou descontínuo\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eEspecial\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eMetálico-madeira\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 2 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,65 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,70 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,80 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,30 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eacima de 2 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,75 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,85 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,95 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,30 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch3\u003eRecobrimento mínimo\u003c\/h3\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eLocal da vala\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eRecobrimento mínimo\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob passeio\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,70 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob via pavimentada ou com meio-fio e sarjeta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,00 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob via de terra ou greide indefinido\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,20 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch3\u003eBerço e envoltória\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBerço de material granular fino com no mínimo 10 cm, sobre fundo de vala sem pedras. Não concrete o fundo da vala.\u003c\/li\u003e\n\u003cli\u003eEscave no mínimo 15 cm abaixo da cota de projeto para regularizar o berço. Em rocha, o rebaixo é obrigatório.\u003c\/li\u003e\n\u003cli\u003eEnvoltória em material granular classe II (areia grossa ou cascalho limpo), compactada em camadas de 10 a 15 cm, com grau mínimo de 95% do Proctor Normal.\u003c\/li\u003e\n\u003cli\u003eCompacte alternando os lados da vala, nunca sobre o tubo, até 30 cm acima da geratriz superior. Rolo ou pé de carneiro só a partir de 60 cm acima do tubo.\u003c\/li\u003e\n\u003cli\u003eAbra um nicho sob cada bolsa para que ela não sustente o peso da tubulação.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eMontagem da junta\u003c\/h3\u003e\u003col\u003e\n\u003cli\u003eConfira as extremidades do tubo e a integridade e o posicionamento do anel de vedação.\u003c\/li\u003e\n\u003cli\u003eLimpe com pano úmido a parte interna da bolsa e o anel.\u003c\/li\u003e\n\u003cli\u003eCalce a ponta e a bolsa para evitar contato com o solo e a entrada de areia e pedra.\u003c\/li\u003e\n\u003cli\u003eLubrifique o anel de vedação e a parte interna da bolsa com pasta lubrificante. Nunca use óleo, graxa ou derivado de petróleo.\u003c\/li\u003e\n\u003cli\u003eAlinhe os tubos na horizontal e na vertical e aproxime a ponta da bolsa.\u003c\/li\u003e\n\u003cli\u003eEmpurre a ponta na bolsa até a marca de referência, à mão, com alavanca ou com tirfor nos diâmetros maiores.\u003c\/li\u003e\n\u003cli\u003eFaça a deflexão angular só depois do encaixe completo.\u003c\/li\u003e\n\u003c\/ol\u003e\u003ch3\u003eCurvas, conexões e ancoragem\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eDeflexão na junta de 1° a 2°, feita só depois do encaixe completo. Curvatura no corpo do tubo com raio mínimo de 23,6 m (200 x DE), apoiando as extremidades e aplicando a força no meio do vão.\u003c\/li\u003e\n\u003cli\u003eNunca aqueça o tubo para formar curva, bolsa ou furo.\u003c\/li\u003e\n\u003cli\u003eUse conexões de ferro fundido NBR 7675. Na conexão de ferro fundido a bolsa é mais curta: com o chanfro da ponta previamente reduzido, introduza o tubo até encostar no fundo da bolsa, sem usar a marca de inserção do tubo como referência.\u003c\/li\u003e\n\u003cli\u003eA junta elástica não resiste à tração: extremidades, curvas, tês, reduções, válvulas, registros e trechos com declividade acentuada exigem bloco de ancoragem de concreto.\u003c\/li\u003e\n\u003cli\u003eProteja o contato entre tubo e bloco com manta de polietileno ou borracha.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eEnsaio de estanqueidade\u003c\/h3\u003e\u003cp\u003eEnsaie em trechos isolados, de preferência antes do reaterro completo e com as juntas à vista, conforme NBR 9650.\u003c\/p\u003e\u003ch2\u003eRecebimento, armazenamento e logística\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eDescarga manual até DN 300. Acima disso, cintas de nylon em dois pontos. Nunca corrente ou cabo de aço, e nunca jogue o tubo ao chão.\u003c\/li\u003e\n\u003cli\u003eEmpilhe sobre sarrafos, alternando ponta e bolsa, até 1,5 m de altura. Armazenagem acima de 6 meses pede cobertura com 50 cm de folga sobre a pilha.\u003c\/li\u003e\n\u003cli\u003eRecuse tubo com ovalização na ponta ou na bolsa que afete o anel. Tubo que amassou e voltou ao formato sem marca branca ou trinca continua próprio para uso.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eItem\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eDN 100\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eBarras por carreta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e912 barras (5.472 m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003ePasta lubrificante por junta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e20 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eProdutividade de referência da linha\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e50 barras por dia (300 m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eCurvatura no corpo do tubo\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e23,6 m (200 x DE)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDesvio por barra com deflexão na junta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,10 m a 1° e 0,21 m a 2°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003cp style=\"font-size:13px;color:#667\"\u003eReferência de produtividade da linha, a partir de obras anteriores. Tamanho da equipe, profundidade da vala e interferências mudam o número.\u003c\/p\u003e\u003ch2\u003eNormas\u003c\/h2\u003e\u003cp\u003eFabricação e ensaios conforme ABNT NBR 15750 e ISO 16422. Anel de vedação conforme ABNT NBR 7676. Conexões de ferro fundido conforme ABNT NBR 7675. Execução de vala e reaterro conforme ABNT NBR 17015. Ensaio de estanqueidade conforme ABNT NBR 9650.\u003c\/p\u003e\u003ch2\u003eCondições de fornecimento\u003c\/h2\u003e\u003cp\u003ePedido mínimo de \u003cstrong\u003eR$ 5.000,00\u003c\/strong\u003e para a linha PVC-O. Frete FOB SP. Prazo de entrega confirmado na cotação. Para cotar, informe diâmetros, classes de pressão, quantidades e local de entrega.\u003c\/p\u003e\u003ch2\u003ePerguntas frequentes\u003c\/h2\u003e\u003ch3\u003eO tubo PVC-O DN 100 encaixa em conexão de ferro fundido?\u003c\/h3\u003e\u003cp\u003eSim. O diâmetro externo de 118 mm é equivalente ao do ferro fundido, e a ponta acopla em tubos e conexões de ferro fundido conforme NBR 7675. Na conexão de ferro fundido a bolsa é mais curta: com o chanfro da ponta previamente reduzido, introduza o tubo até encostar no fundo da bolsa, sem usar a marca de inserção do tubo como referência.\u003c\/p\u003e\u003ch3\u003eQual a pressão máxima do tubo PVC-O DN 100 PN 16?\u003c\/h3\u003e\u003cp\u003eA pressão de operação contínua é de 1,60 MPa (16 bar) até 25 °C. Acima disso aplica-se o fator de redução da ficha técnica: 1,28 MPa a 35 °C e 0,96 MPa a 45 °C. Transientes pontuais de golpe de aríete são tolerados até 1,5 vez a pressão nominal.\u003c\/p\u003e\u003ch3\u003eQual a vazão do tubo PVC-O DN 100 PN 16?\u003c\/h3\u003e\u003cp\u003eCom diâmetro interno calculado de 111,4 mm, o tubo conduz cerca de 9,7 l\/s a 1 m\/s. Na faixa de velocidade recomendada pela NBR 15750, de 0,6 a 3,0 m\/s, a vazão vai de 5,8 a 29,2 l\/s. O projeto executivo define o valor final.\u003c\/p\u003e\u003ch3\u003eQual a largura mínima de vala para tubo DN 100?\u003c\/h3\u003e\u003cp\u003ePara vala de até 2 m de profundidade com escoramento por pontaletes, a largura de referência é de 0,65 m. A largura cresce com a profundidade e o tipo de escoramento, e deve deixar espaço para o compactador trabalhar nas laterais do tubo.\u003c\/p\u003e\u003ch3\u003eQual o pedido mínimo e como funciona o frete?\u003c\/h3\u003e\u003cp\u003eO pedido mínimo da linha PVC-O é de R$ 5.000,00, com frete FOB SP. O prazo de entrega é confirmado na cotação, a partir da lista de diâmetros, classes de pressão, quantidades e local de entrega.\u003c\/p\u003e\u003ch2\u003eVeja também\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/collections\/tubo-pvc-o\"\u003elinha completa de tubos PVC-O\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/collections\/tubo-pvc-o-agua\"\u003etodos os diâmetros de PVC-O para água\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-16-dn-100\"\u003etubo PVC-O DN 100 PN 16 para esgoto\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-16-dn-150\"\u003etubo PVC-O DN 150 PN 16\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-12-5-dn-100\"\u003etubo PVC-O DN 100 classe PN 12,5\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-20-dn-100\"\u003etubo PVC-O DN 100 classe PN 20\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp style=\"font-size:13px;color:#667\"\u003eValores de referência para pré-dimensionamento. Hidráulica calculada por Darcy-Weisbach com Colebrook-White (rugosidade 0,003 mm para água e 0,06 mm para esgoto, água a 20 °C). DI calculado pela espessura nominal da ficha técnica; tabelas de ensaio podem indicar vazão menor. O projeto executivo e o responsável técnico prevalecem.\u003c\/p\u003e","brand":"Mininco","offers":[{"title":"Default Title","offer_id":69638498451490,"sku":"PVCO-AG-100-16","price":99999.99,"currency_code":"BRL","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0801\/2598\/4802\/files\/pvco_agua_principal_7381ff84-0c41-4732-b503-0301ab356ff4.jpg?v=1793868299"},{"product_id":"tubo-pvc-o-agua-pn-16-dn-150","title":"Tubo PVC-O DEFOFO Água PN 16 DN 150 Barra 6m Junta Elástica JEI","description":"\u003cp\u003eTubo de PVC orientado (PVC-O) DN 150, classe de pressão PN 16, para adutoras e redes de distribuição de água potável. A orientação molecular nas direções axial e circunferencial alinha as cadeias do PVC e leva o material a um MRS de 45 MPa: a parede fica mais fina, o diâmetro interno maior e a rede ganha vazão com menos peso por metro.\u003c\/p\u003e\u003cp\u003eO diâmetro externo de \u003cstrong\u003e170 mm\u003c\/strong\u003e é equivalente ao do ferro fundido (DEFOFO). A ponta do tubo acopla em tubos e conexões de ferro fundido NBR 7675.\u003c\/p\u003e\u003ch2\u003eDestaques técnicos\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePressão nominal de 1,60 MPa\u003c\/strong\u003e com tolerância a transientes pontuais de até 1,5 vez a PN.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eResistência à fadiga\u003c\/strong\u003e para redes com partida e parada frequente de bombas.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGolpe de aríete menor\u003c\/strong\u003e: a elasticidade do PVC-O reduz a celeridade da onda de pressão em relação a ferro fundido e aço.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eImune à corrosão\u003c\/strong\u003e, com vida útil de projeto de 50 anos; estudos citados pela indústria indicam cerca de 100 anos.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJunta elástica integrada\u003c\/strong\u003e com anel em borracha EPDM, montagem por encaixe e sem solda.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDimensões do DN 150 PN 16\u003c\/h2\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eMedida\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eValor\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro nominal\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003eDN 150\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eClasse de pressão\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003ePN 16\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro externo (DE)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e170 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eEspessura de parede (e)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e4,7 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro interno (DI)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e160,6 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eComprimento da bolsa (B)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e134 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eComprimento da barra (L)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e6 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eRelação DE\/e (SDR)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e36,2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eTolerância de ovalização na recepção\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e3,9 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003cp\u003eCorpo branco com duas faixas azuis para identificação da rede. Barra fornecida com ponta chanfrada de fábrica, inclinação entre 12° e 15°.\u003c\/p\u003e\u003ch2\u003ePressão de trabalho por temperatura\u003c\/h2\u003e\u003cp\u003eAté 25 °C a pressão admissível é igual à nominal. Acima disso, multiplique a PN pelo fator ft. O PVC-O não é indicado para operação contínua acima de 45 °C.\u003c\/p\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eTemperatura da água\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eFator ft\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePressão admissível (PFA)\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 25 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,0\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,60 MPa (16 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 30 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,9\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,44 MPa (14,4 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 35 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,8\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,28 MPa (12,8 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 40 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,7\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,12 MPa (11,2 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 45 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,6\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,96 MPa (9,6 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch2\u003eDesempenho hidráulico\u003c\/h2\u003e\u003cp\u003eFaixa de velocidade recomendada pela NBR 15750: de 0,6 m\/s, para garantir autolimpeza, a 3,0 m\/s, para limitar desgaste e transientes.\u003c\/p\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"min-width:520px;width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVelocidade\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVazão (l\/s)\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVazão (m³\/h)\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePerda de carga (m\/km)\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e0,6 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e12,2\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e44\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e2,09\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e1 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e20,3\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e73\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e5,24\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e1,5 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e30,4\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e109\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e10,91\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e2 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e40,5\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e146\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e18,42\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e2,5 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e50,6\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e182\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e27,68\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e3 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e60,8\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e219\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e38,64\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch2\u003eInstalação\u003c\/h2\u003e\u003ch3\u003eLargura de vala para água\u003c\/h3\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"min-width:650px;width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eProfundidade da vala\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePontaletes\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eContínuo ou descontínuo\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eEspecial\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eMetálico-madeira\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 2 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,65 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,70 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,80 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,30 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eacima de 2 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,75 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,85 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,95 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,30 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch3\u003eRecobrimento mínimo\u003c\/h3\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eLocal da vala\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eRecobrimento mínimo\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob passeio\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,70 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob via pavimentada ou com meio-fio e sarjeta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,00 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob via de terra ou greide indefinido\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,20 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch3\u003eBerço e envoltória\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBerço de material granular fino com no mínimo 10 cm, sobre fundo de vala sem pedras. Não concrete o fundo da vala.\u003c\/li\u003e\n\u003cli\u003eEscave no mínimo 15 cm abaixo da cota de projeto para regularizar o berço. Em rocha, o rebaixo é obrigatório.\u003c\/li\u003e\n\u003cli\u003eEnvoltória em material granular classe II (areia grossa ou cascalho limpo), compactada em camadas de 10 a 15 cm, com grau mínimo de 95% do Proctor Normal.\u003c\/li\u003e\n\u003cli\u003eCompacte alternando os lados da vala, nunca sobre o tubo, até 30 cm acima da geratriz superior. Rolo ou pé de carneiro só a partir de 60 cm acima do tubo.\u003c\/li\u003e\n\u003cli\u003eAbra um nicho sob cada bolsa para que ela não sustente o peso da tubulação.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eMontagem da junta\u003c\/h3\u003e\u003col\u003e\n\u003cli\u003eConfira as extremidades do tubo e a integridade e o posicionamento do anel de vedação.\u003c\/li\u003e\n\u003cli\u003eLimpe com pano úmido a parte interna da bolsa e o anel.\u003c\/li\u003e\n\u003cli\u003eCalce a ponta e a bolsa para evitar contato com o solo e a entrada de areia e pedra.\u003c\/li\u003e\n\u003cli\u003eLubrifique o anel de vedação e a parte interna da bolsa com pasta lubrificante. Nunca use óleo, graxa ou derivado de petróleo.\u003c\/li\u003e\n\u003cli\u003eAlinhe os tubos na horizontal e na vertical e aproxime a ponta da bolsa.\u003c\/li\u003e\n\u003cli\u003eEmpurre a ponta na bolsa até a marca de referência, à mão, com alavanca ou com tirfor nos diâmetros maiores.\u003c\/li\u003e\n\u003cli\u003eFaça a deflexão angular só depois do encaixe completo.\u003c\/li\u003e\n\u003c\/ol\u003e\u003ch3\u003eCurvas, conexões e ancoragem\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eDeflexão na junta de 1° a 2°, feita só depois do encaixe completo. Curvatura no corpo do tubo com raio mínimo de 34 m (200 x DE), apoiando as extremidades e aplicando a força no meio do vão.\u003c\/li\u003e\n\u003cli\u003eNunca aqueça o tubo para formar curva, bolsa ou furo.\u003c\/li\u003e\n\u003cli\u003eUse conexões de ferro fundido NBR 7675. Na conexão de ferro fundido a bolsa é mais curta: com o chanfro da ponta previamente reduzido, introduza o tubo até encostar no fundo da bolsa, sem usar a marca de inserção do tubo como referência.\u003c\/li\u003e\n\u003cli\u003eA junta elástica não resiste à tração: extremidades, curvas, tês, reduções, válvulas, registros e trechos com declividade acentuada exigem bloco de ancoragem de concreto.\u003c\/li\u003e\n\u003cli\u003eProteja o contato entre tubo e bloco com manta de polietileno ou borracha.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eEnsaio de estanqueidade\u003c\/h3\u003e\u003cp\u003eEnsaie em trechos isolados, de preferência antes do reaterro completo e com as juntas à vista, conforme NBR 9650.\u003c\/p\u003e\u003ch2\u003eRecebimento, armazenamento e logística\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eDescarga manual até DN 300. Acima disso, cintas de nylon em dois pontos. Nunca corrente ou cabo de aço, e nunca jogue o tubo ao chão.\u003c\/li\u003e\n\u003cli\u003eEmpilhe sobre sarrafos, alternando ponta e bolsa, até 1,5 m de altura. Armazenagem acima de 6 meses pede cobertura com 50 cm de folga sobre a pilha.\u003c\/li\u003e\n\u003cli\u003eRecuse tubo com ovalização na ponta ou na bolsa que afete o anel. Tubo que amassou e voltou ao formato sem marca branca ou trinca continua próprio para uso.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eItem\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eDN 150\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eBarras por carreta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e448 barras (2.688 m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003ePasta lubrificante por junta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e30 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eProdutividade de referência da linha\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e47 barras por dia (282 m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eCurvatura no corpo do tubo\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e34 m (200 x DE)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDesvio por barra com deflexão na junta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,10 m a 1° e 0,21 m a 2°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003cp style=\"font-size:13px;color:#667\"\u003eReferência de produtividade da linha, a partir de obras anteriores. Tamanho da equipe, profundidade da vala e interferências mudam o número.\u003c\/p\u003e\u003ch2\u003eNormas\u003c\/h2\u003e\u003cp\u003eFabricação e ensaios conforme ABNT NBR 15750 e ISO 16422. Anel de vedação conforme ABNT NBR 7676. Conexões de ferro fundido conforme ABNT NBR 7675. Execução de vala e reaterro conforme ABNT NBR 17015. Ensaio de estanqueidade conforme ABNT NBR 9650.\u003c\/p\u003e\u003ch2\u003eCondições de fornecimento\u003c\/h2\u003e\u003cp\u003ePedido mínimo de \u003cstrong\u003eR$ 5.000,00\u003c\/strong\u003e para a linha PVC-O. Frete FOB SP. Prazo de entrega confirmado na cotação. Para cotar, informe diâmetros, classes de pressão, quantidades e local de entrega.\u003c\/p\u003e\u003ch2\u003ePerguntas frequentes\u003c\/h2\u003e\u003ch3\u003eO tubo PVC-O DN 150 encaixa em conexão de ferro fundido?\u003c\/h3\u003e\u003cp\u003eSim. O diâmetro externo de 170 mm é equivalente ao do ferro fundido, e a ponta acopla em tubos e conexões de ferro fundido conforme NBR 7675. Na conexão de ferro fundido a bolsa é mais curta: com o chanfro da ponta previamente reduzido, introduza o tubo até encostar no fundo da bolsa, sem usar a marca de inserção do tubo como referência.\u003c\/p\u003e\u003ch3\u003eQual a pressão máxima do tubo PVC-O DN 150 PN 16?\u003c\/h3\u003e\u003cp\u003eA pressão de operação contínua é de 1,60 MPa (16 bar) até 25 °C. Acima disso aplica-se o fator de redução da ficha técnica: 1,28 MPa a 35 °C e 0,96 MPa a 45 °C. Transientes pontuais de golpe de aríete são tolerados até 1,5 vez a pressão nominal.\u003c\/p\u003e\u003ch3\u003eQual a vazão do tubo PVC-O DN 150 PN 16?\u003c\/h3\u003e\u003cp\u003eCom diâmetro interno calculado de 160,6 mm, o tubo conduz cerca de 20,3 l\/s a 1 m\/s. Na faixa de velocidade recomendada pela NBR 15750, de 0,6 a 3,0 m\/s, a vazão vai de 12,2 a 60,8 l\/s. O projeto executivo define o valor final.\u003c\/p\u003e\u003ch3\u003eQual a largura mínima de vala para tubo DN 150?\u003c\/h3\u003e\u003cp\u003ePara vala de até 2 m de profundidade com escoramento por pontaletes, a largura de referência é de 0,65 m. A largura cresce com a profundidade e o tipo de escoramento, e deve deixar espaço para o compactador trabalhar nas laterais do tubo.\u003c\/p\u003e\u003ch3\u003eQual o pedido mínimo e como funciona o frete?\u003c\/h3\u003e\u003cp\u003eO pedido mínimo da linha PVC-O é de R$ 5.000,00, com frete FOB SP. O prazo de entrega é confirmado na cotação, a partir da lista de diâmetros, classes de pressão, quantidades e local de entrega.\u003c\/p\u003e\u003ch2\u003eVeja também\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/collections\/tubo-pvc-o\"\u003elinha completa de tubos PVC-O\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/collections\/tubo-pvc-o-agua\"\u003etodos os diâmetros de PVC-O para água\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-16-dn-150\"\u003etubo PVC-O DN 150 PN 16 para esgoto\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-16-dn-100\"\u003etubo PVC-O DN 100 PN 16\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-16-dn-200\"\u003etubo PVC-O DN 200 PN 16\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-12-5-dn-150\"\u003etubo PVC-O DN 150 classe PN 12,5\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-20-dn-150\"\u003etubo PVC-O DN 150 classe PN 20\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp style=\"font-size:13px;color:#667\"\u003eValores de referência para pré-dimensionamento. Hidráulica calculada por Darcy-Weisbach com Colebrook-White (rugosidade 0,003 mm para água e 0,06 mm para esgoto, água a 20 °C). DI calculado pela espessura nominal da ficha técnica; tabelas de ensaio podem indicar vazão menor. O projeto executivo e o responsável técnico prevalecem.\u003c\/p\u003e","brand":"Mininco","offers":[{"title":"Default Title","offer_id":69638498746402,"sku":"PVCO-AG-150-16","price":99999.99,"currency_code":"BRL","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0801\/2598\/4802\/files\/pvco_agua_principal_6e8eace5-7a0c-4e0a-9c19-79ec6640d3bb.jpg?v=1793868301"},{"product_id":"tubo-pvc-o-agua-pn-16-dn-250","title":"Tubo PVC-O DEFOFO Água PN 16 DN 250 Barra 6m Junta Elástica JEI","description":"\u003cp\u003eTubo de PVC orientado (PVC-O) DN 250, classe de pressão PN 16, para adutoras e redes de distribuição de água potável. A orientação molecular nas direções axial e circunferencial alinha as cadeias do PVC e leva o material a um MRS de 45 MPa: a parede fica mais fina, o diâmetro interno maior e a rede ganha vazão com menos peso por metro.\u003c\/p\u003e\u003cp\u003eO diâmetro externo de \u003cstrong\u003e274 mm\u003c\/strong\u003e é equivalente ao do ferro fundido (DEFOFO). A ponta do tubo acopla em tubos e conexões de ferro fundido NBR 7675.\u003c\/p\u003e\u003ch2\u003eDestaques técnicos\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePressão nominal de 1,60 MPa\u003c\/strong\u003e com tolerância a transientes pontuais de até 1,5 vez a PN.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eResistência à fadiga\u003c\/strong\u003e para redes com partida e parada frequente de bombas.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGolpe de aríete menor\u003c\/strong\u003e: a elasticidade do PVC-O reduz a celeridade da onda de pressão em relação a ferro fundido e aço.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eImune à corrosão\u003c\/strong\u003e, com vida útil de projeto de 50 anos; estudos citados pela indústria indicam cerca de 100 anos.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJunta elástica integrada\u003c\/strong\u003e com anel em borracha EPDM, montagem por encaixe e sem solda.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDimensões do DN 250 PN 16\u003c\/h2\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eMedida\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eValor\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro nominal\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003eDN 250\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eClasse de pressão\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003ePN 16\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro externo (DE)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e274 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eEspessura de parede (e)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e7,6 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro interno (DI)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e258,8 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eComprimento da bolsa (B)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e163 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eComprimento da barra (L)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e6 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eRelação DE\/e (SDR)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e36,1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eTolerância de ovalização na recepção\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e6 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003cp\u003eCorpo branco com duas faixas azuis para identificação da rede. Barra fornecida com ponta chanfrada de fábrica, inclinação entre 12° e 15°.\u003c\/p\u003e\u003ch2\u003ePressão de trabalho por temperatura\u003c\/h2\u003e\u003cp\u003eAté 25 °C a pressão admissível é igual à nominal. Acima disso, multiplique a PN pelo fator ft. O PVC-O não é indicado para operação contínua acima de 45 °C.\u003c\/p\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eTemperatura da água\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eFator ft\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePressão admissível (PFA)\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 25 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,0\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,60 MPa (16 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 30 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,9\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,44 MPa (14,4 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 35 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,8\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,28 MPa (12,8 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 40 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,7\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,12 MPa (11,2 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 45 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,6\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,96 MPa (9,6 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch2\u003eDesempenho hidráulico\u003c\/h2\u003e\u003cp\u003eFaixa de velocidade recomendada pela NBR 15750: de 0,6 m\/s, para garantir autolimpeza, a 3,0 m\/s, para limitar desgaste e transientes.\u003c\/p\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"min-width:520px;width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVelocidade\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVazão (l\/s)\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVazão (m³\/h)\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePerda de carga (m\/km)\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e0,6 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e31,6\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e114\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,17\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e1 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e52,6\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e189\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e2,96\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e1,5 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e78,9\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e284\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e6,18\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e2 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e105,2\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e379\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e10,45\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e2,5 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e131,5\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e473\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e15,73\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e3 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e157,8\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e568\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e21,99\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch2\u003eInstalação\u003c\/h2\u003e\u003ch3\u003eLargura de vala para água\u003c\/h3\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"min-width:650px;width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eProfundidade da vala\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePontaletes\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eContínuo ou descontínuo\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eEspecial\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eMetálico-madeira\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 2 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,75 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,80 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,90 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,40 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eacima de 2 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,85 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,95 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,15 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,40 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch3\u003eRecobrimento mínimo\u003c\/h3\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eLocal da vala\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eRecobrimento mínimo\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob passeio\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,70 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob via pavimentada ou com meio-fio e sarjeta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,00 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob via de terra ou greide indefinido\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,20 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch3\u003eBerço e envoltória\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBerço de material granular fino com no mínimo 10 cm, sobre fundo de vala sem pedras. Não concrete o fundo da vala.\u003c\/li\u003e\n\u003cli\u003eEscave no mínimo 15 cm abaixo da cota de projeto para regularizar o berço. Em rocha, o rebaixo é obrigatório.\u003c\/li\u003e\n\u003cli\u003eEnvoltória em material granular classe II (areia grossa ou cascalho limpo), compactada em camadas de 10 a 15 cm, com grau mínimo de 95% do Proctor Normal.\u003c\/li\u003e\n\u003cli\u003eCompacte alternando os lados da vala, nunca sobre o tubo, até 30 cm acima da geratriz superior. Rolo ou pé de carneiro só a partir de 60 cm acima do tubo.\u003c\/li\u003e\n\u003cli\u003eAbra um nicho sob cada bolsa para que ela não sustente o peso da tubulação.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eMontagem da junta\u003c\/h3\u003e\u003col\u003e\n\u003cli\u003eConfira as extremidades do tubo e a integridade e o posicionamento do anel de vedação.\u003c\/li\u003e\n\u003cli\u003eLimpe com pano úmido a parte interna da bolsa e o anel.\u003c\/li\u003e\n\u003cli\u003eCalce a ponta e a bolsa para evitar contato com o solo e a entrada de areia e pedra.\u003c\/li\u003e\n\u003cli\u003eLubrifique o anel de vedação e a parte interna da bolsa com pasta lubrificante. Nunca use óleo, graxa ou derivado de petróleo.\u003c\/li\u003e\n\u003cli\u003eAlinhe os tubos na horizontal e na vertical e aproxime a ponta da bolsa.\u003c\/li\u003e\n\u003cli\u003eEmpurre a ponta na bolsa até a marca de referência, à mão, com alavanca ou com tirfor nos diâmetros maiores.\u003c\/li\u003e\n\u003cli\u003eFaça a deflexão angular só depois do encaixe completo.\u003c\/li\u003e\n\u003c\/ol\u003e\u003ch3\u003eCurvas, conexões e ancoragem\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eDeflexão na junta de 1° a 2°, feita só depois do encaixe completo. Curvatura no corpo do tubo com raio mínimo de 54,8 m (200 x DE), apoiando as extremidades e aplicando a força no meio do vão.\u003c\/li\u003e\n\u003cli\u003eNunca aqueça o tubo para formar curva, bolsa ou furo.\u003c\/li\u003e\n\u003cli\u003eUse conexões de ferro fundido NBR 7675. Na conexão de ferro fundido a bolsa é mais curta: com o chanfro da ponta previamente reduzido, introduza o tubo até encostar no fundo da bolsa, sem usar a marca de inserção do tubo como referência.\u003c\/li\u003e\n\u003cli\u003eA junta elástica não resiste à tração: extremidades, curvas, tês, reduções, válvulas, registros e trechos com declividade acentuada exigem bloco de ancoragem de concreto.\u003c\/li\u003e\n\u003cli\u003eProteja o contato entre tubo e bloco com manta de polietileno ou borracha.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eEnsaio de estanqueidade\u003c\/h3\u003e\u003cp\u003eEnsaie em trechos isolados, de preferência antes do reaterro completo e com as juntas à vista, conforme NBR 9650.\u003c\/p\u003e\u003ch2\u003eRecebimento, armazenamento e logística\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eDescarga manual até DN 300. Acima disso, cintas de nylon em dois pontos. Nunca corrente ou cabo de aço, e nunca jogue o tubo ao chão.\u003c\/li\u003e\n\u003cli\u003eEmpilhe sobre sarrafos, alternando ponta e bolsa, até 1,5 m de altura. Armazenagem acima de 6 meses pede cobertura com 50 cm de folga sobre a pilha.\u003c\/li\u003e\n\u003cli\u003eRecuse tubo com ovalização na ponta ou na bolsa que afete o anel. Tubo que amassou e voltou ao formato sem marca branca ou trinca continua próprio para uso.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eItem\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eDN 250\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eBarras por carreta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e160 barras (960 m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003ePasta lubrificante por junta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e50 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eProdutividade de referência da linha\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e41 barras por dia (246 m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eCurvatura no corpo do tubo\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e54,8 m (200 x DE)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDesvio por barra com deflexão na junta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,10 m a 1° e 0,21 m a 2°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003cp style=\"font-size:13px;color:#667\"\u003eReferência de produtividade da linha, a partir de obras anteriores. Tamanho da equipe, profundidade da vala e interferências mudam o número.\u003c\/p\u003e\u003ch2\u003eNormas\u003c\/h2\u003e\u003cp\u003eFabricação e ensaios conforme ABNT NBR 15750 e ISO 16422. Anel de vedação conforme ABNT NBR 7676. Conexões de ferro fundido conforme ABNT NBR 7675. Execução de vala e reaterro conforme ABNT NBR 17015. Ensaio de estanqueidade conforme ABNT NBR 9650.\u003c\/p\u003e\u003ch2\u003eCondições de fornecimento\u003c\/h2\u003e\u003cp\u003ePedido mínimo de \u003cstrong\u003eR$ 5.000,00\u003c\/strong\u003e para a linha PVC-O. Frete FOB SP. Prazo de entrega confirmado na cotação. Para cotar, informe diâmetros, classes de pressão, quantidades e local de entrega.\u003c\/p\u003e\u003ch2\u003ePerguntas frequentes\u003c\/h2\u003e\u003ch3\u003eO tubo PVC-O DN 250 encaixa em conexão de ferro fundido?\u003c\/h3\u003e\u003cp\u003eSim. O diâmetro externo de 274 mm é equivalente ao do ferro fundido, e a ponta acopla em tubos e conexões de ferro fundido conforme NBR 7675. Na conexão de ferro fundido a bolsa é mais curta: com o chanfro da ponta previamente reduzido, introduza o tubo até encostar no fundo da bolsa, sem usar a marca de inserção do tubo como referência.\u003c\/p\u003e\u003ch3\u003eQual a pressão máxima do tubo PVC-O DN 250 PN 16?\u003c\/h3\u003e\u003cp\u003eA pressão de operação contínua é de 1,60 MPa (16 bar) até 25 °C. Acima disso aplica-se o fator de redução da ficha técnica: 1,28 MPa a 35 °C e 0,96 MPa a 45 °C. Transientes pontuais de golpe de aríete são tolerados até 1,5 vez a pressão nominal.\u003c\/p\u003e\u003ch3\u003eQual a vazão do tubo PVC-O DN 250 PN 16?\u003c\/h3\u003e\u003cp\u003eCom diâmetro interno calculado de 258,8 mm, o tubo conduz cerca de 52,6 l\/s a 1 m\/s. Na faixa de velocidade recomendada pela NBR 15750, de 0,6 a 3,0 m\/s, a vazão vai de 31,6 a 157,8 l\/s. O projeto executivo define o valor final.\u003c\/p\u003e\u003ch3\u003eQual a largura mínima de vala para tubo DN 250?\u003c\/h3\u003e\u003cp\u003ePara vala de até 2 m de profundidade com escoramento por pontaletes, a largura de referência é de 0,75 m. A largura cresce com a profundidade e o tipo de escoramento, e deve deixar espaço para o compactador trabalhar nas laterais do tubo.\u003c\/p\u003e\u003ch3\u003eQual o pedido mínimo e como funciona o frete?\u003c\/h3\u003e\u003cp\u003eO pedido mínimo da linha PVC-O é de R$ 5.000,00, com frete FOB SP. O prazo de entrega é confirmado na cotação, a partir da lista de diâmetros, classes de pressão, quantidades e local de entrega.\u003c\/p\u003e\u003ch2\u003eVeja também\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/collections\/tubo-pvc-o\"\u003elinha completa de tubos PVC-O\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/collections\/tubo-pvc-o-agua\"\u003etodos os diâmetros de PVC-O para água\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-16-dn-250\"\u003etubo PVC-O DN 250 PN 16 para esgoto\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-16-dn-200\"\u003etubo PVC-O DN 200 PN 16\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-16-dn-300\"\u003etubo PVC-O DN 300 PN 16\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-12-5-dn-250\"\u003etubo PVC-O DN 250 classe PN 12,5\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-20-dn-250\"\u003etubo PVC-O DN 250 classe PN 20\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp style=\"font-size:13px;color:#667\"\u003eValores de referência para pré-dimensionamento. Hidráulica calculada por Darcy-Weisbach com Colebrook-White (rugosidade 0,003 mm para água e 0,06 mm para esgoto, água a 20 °C). DI calculado pela espessura nominal da ficha técnica; tabelas de ensaio podem indicar vazão menor. O projeto executivo e o responsável técnico prevalecem.\u003c\/p\u003e","brand":"Mininco","offers":[{"title":"Default Title","offer_id":69638498713634,"sku":"PVCO-AG-250-16","price":99999.99,"currency_code":"BRL","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0801\/2598\/4802\/files\/pvco_agua_principal_33537dbe-ab95-4f9a-ad45-3a56acf7aed6.jpg?v=1793868300"},{"product_id":"tubo-pvc-o-agua-pn-16-dn-200","title":"Tubo PVC-O DEFOFO Água PN 16 DN 200 Barra 6m Junta Elástica JEI","description":"\u003cp\u003eTubo de PVC orientado (PVC-O) DN 200, classe de pressão PN 16, para adutoras e redes de distribuição de água potável. A orientação molecular nas direções axial e circunferencial alinha as cadeias do PVC e leva o material a um MRS de 45 MPa: a parede fica mais fina, o diâmetro interno maior e a rede ganha vazão com menos peso por metro.\u003c\/p\u003e\u003cp\u003eO diâmetro externo de \u003cstrong\u003e222 mm\u003c\/strong\u003e é equivalente ao do ferro fundido (DEFOFO). A ponta do tubo acopla em tubos e conexões de ferro fundido NBR 7675.\u003c\/p\u003e\u003ch2\u003eDestaques técnicos\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePressão nominal de 1,60 MPa\u003c\/strong\u003e com tolerância a transientes pontuais de até 1,5 vez a PN.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eResistência à fadiga\u003c\/strong\u003e para redes com partida e parada frequente de bombas.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGolpe de aríete menor\u003c\/strong\u003e: a elasticidade do PVC-O reduz a celeridade da onda de pressão em relação a ferro fundido e aço.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eImune à corrosão\u003c\/strong\u003e, com vida útil de projeto de 50 anos; estudos citados pela indústria indicam cerca de 100 anos.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJunta elástica integrada\u003c\/strong\u003e com anel em borracha EPDM, montagem por encaixe e sem solda.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDimensões do DN 200 PN 16\u003c\/h2\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eMedida\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eValor\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro nominal\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003eDN 200\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eClasse de pressão\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003ePN 16\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro externo (DE)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e222 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eEspessura de parede (e)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e6,2 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro interno (DI)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e209,6 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eComprimento da bolsa (B)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e145 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eComprimento da barra (L)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e6 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eRelação DE\/e (SDR)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e35,8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eTolerância de ovalização na recepção\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e4,8 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003cp\u003eCorpo branco com duas faixas azuis para identificação da rede. Barra fornecida com ponta chanfrada de fábrica, inclinação entre 12° e 15°.\u003c\/p\u003e\u003ch2\u003ePressão de trabalho por temperatura\u003c\/h2\u003e\u003cp\u003eAté 25 °C a pressão admissível é igual à nominal. Acima disso, multiplique a PN pelo fator ft. O PVC-O não é indicado para operação contínua acima de 45 °C.\u003c\/p\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eTemperatura da água\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eFator ft\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePressão admissível (PFA)\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 25 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,0\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,60 MPa (16 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 30 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,9\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,44 MPa (14,4 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 35 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,8\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,28 MPa (12,8 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 40 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,7\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,12 MPa (11,2 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 45 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,6\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,96 MPa (9,6 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch2\u003eDesempenho hidráulico\u003c\/h2\u003e\u003cp\u003eFaixa de velocidade recomendada pela NBR 15750: de 0,6 m\/s, para garantir autolimpeza, a 3,0 m\/s, para limitar desgaste e transientes.\u003c\/p\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"min-width:520px;width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVelocidade\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVazão (l\/s)\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVazão (m³\/h)\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePerda de carga (m\/km)\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e0,6 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e20,7\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e75\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,51\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e1 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e34,5\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e124\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e3,80\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e1,5 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e51,8\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e186\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e7,94\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e2 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e69,0\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e248\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e13,42\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e2,5 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e86,3\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e311\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e20,18\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e3 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e103,5\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e373\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e28,20\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch2\u003eInstalação\u003c\/h2\u003e\u003ch3\u003eLargura de vala para água\u003c\/h3\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"min-width:650px;width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eProfundidade da vala\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePontaletes\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eContínuo ou descontínuo\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eEspecial\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eMetálico-madeira\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 2 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,70 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,75 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,85 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,35 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eacima de 2 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,80 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,90 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,00 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,35 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch3\u003eRecobrimento mínimo\u003c\/h3\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eLocal da vala\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eRecobrimento mínimo\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob passeio\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,70 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob via pavimentada ou com meio-fio e sarjeta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,00 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob via de terra ou greide indefinido\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,20 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch3\u003eBerço e envoltória\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBerço de material granular fino com no mínimo 10 cm, sobre fundo de vala sem pedras. Não concrete o fundo da vala.\u003c\/li\u003e\n\u003cli\u003eEscave no mínimo 15 cm abaixo da cota de projeto para regularizar o berço. Em rocha, o rebaixo é obrigatório.\u003c\/li\u003e\n\u003cli\u003eEnvoltória em material granular classe II (areia grossa ou cascalho limpo), compactada em camadas de 10 a 15 cm, com grau mínimo de 95% do Proctor Normal.\u003c\/li\u003e\n\u003cli\u003eCompacte alternando os lados da vala, nunca sobre o tubo, até 30 cm acima da geratriz superior. Rolo ou pé de carneiro só a partir de 60 cm acima do tubo.\u003c\/li\u003e\n\u003cli\u003eAbra um nicho sob cada bolsa para que ela não sustente o peso da tubulação.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eMontagem da junta\u003c\/h3\u003e\u003col\u003e\n\u003cli\u003eConfira as extremidades do tubo e a integridade e o posicionamento do anel de vedação.\u003c\/li\u003e\n\u003cli\u003eLimpe com pano úmido a parte interna da bolsa e o anel.\u003c\/li\u003e\n\u003cli\u003eCalce a ponta e a bolsa para evitar contato com o solo e a entrada de areia e pedra.\u003c\/li\u003e\n\u003cli\u003eLubrifique o anel de vedação e a parte interna da bolsa com pasta lubrificante. Nunca use óleo, graxa ou derivado de petróleo.\u003c\/li\u003e\n\u003cli\u003eAlinhe os tubos na horizontal e na vertical e aproxime a ponta da bolsa.\u003c\/li\u003e\n\u003cli\u003eEmpurre a ponta na bolsa até a marca de referência, à mão, com alavanca ou com tirfor nos diâmetros maiores.\u003c\/li\u003e\n\u003cli\u003eFaça a deflexão angular só depois do encaixe completo.\u003c\/li\u003e\n\u003c\/ol\u003e\u003ch3\u003eCurvas, conexões e ancoragem\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eDeflexão na junta de 1° a 2°, feita só depois do encaixe completo. Curvatura no corpo do tubo com raio mínimo de 44,4 m (200 x DE), apoiando as extremidades e aplicando a força no meio do vão.\u003c\/li\u003e\n\u003cli\u003eNunca aqueça o tubo para formar curva, bolsa ou furo.\u003c\/li\u003e\n\u003cli\u003eUse conexões de ferro fundido NBR 7675. Na conexão de ferro fundido a bolsa é mais curta: com o chanfro da ponta previamente reduzido, introduza o tubo até encostar no fundo da bolsa, sem usar a marca de inserção do tubo como referência.\u003c\/li\u003e\n\u003cli\u003eA junta elástica não resiste à tração: extremidades, curvas, tês, reduções, válvulas, registros e trechos com declividade acentuada exigem bloco de ancoragem de concreto.\u003c\/li\u003e\n\u003cli\u003eProteja o contato entre tubo e bloco com manta de polietileno ou borracha.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eEnsaio de estanqueidade\u003c\/h3\u003e\u003cp\u003eEnsaie em trechos isolados, de preferência antes do reaterro completo e com as juntas à vista, conforme NBR 9650.\u003c\/p\u003e\u003ch2\u003eRecebimento, armazenamento e logística\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eDescarga manual até DN 300. Acima disso, cintas de nylon em dois pontos. Nunca corrente ou cabo de aço, e nunca jogue o tubo ao chão.\u003c\/li\u003e\n\u003cli\u003eEmpilhe sobre sarrafos, alternando ponta e bolsa, até 1,5 m de altura. Armazenagem acima de 6 meses pede cobertura com 50 cm de folga sobre a pilha.\u003c\/li\u003e\n\u003cli\u003eRecuse tubo com ovalização na ponta ou na bolsa que afete o anel. Tubo que amassou e voltou ao formato sem marca branca ou trinca continua próprio para uso.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eItem\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eDN 200\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eBarras por carreta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e240 barras (1.440 m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003ePasta lubrificante por junta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e40 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eProdutividade de referência da linha\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e44 barras por dia (264 m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eCurvatura no corpo do tubo\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e44,4 m (200 x DE)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDesvio por barra com deflexão na junta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,10 m a 1° e 0,21 m a 2°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003cp style=\"font-size:13px;color:#667\"\u003eReferência de produtividade da linha, a partir de obras anteriores. Tamanho da equipe, profundidade da vala e interferências mudam o número.\u003c\/p\u003e\u003ch2\u003eNormas\u003c\/h2\u003e\u003cp\u003eFabricação e ensaios conforme ABNT NBR 15750 e ISO 16422. Anel de vedação conforme ABNT NBR 7676. Conexões de ferro fundido conforme ABNT NBR 7675. Execução de vala e reaterro conforme ABNT NBR 17015. Ensaio de estanqueidade conforme ABNT NBR 9650.\u003c\/p\u003e\u003ch2\u003eCondições de fornecimento\u003c\/h2\u003e\u003cp\u003ePedido mínimo de \u003cstrong\u003eR$ 5.000,00\u003c\/strong\u003e para a linha PVC-O. Frete FOB SP. Prazo de entrega confirmado na cotação. Para cotar, informe diâmetros, classes de pressão, quantidades e local de entrega.\u003c\/p\u003e\u003ch2\u003ePerguntas frequentes\u003c\/h2\u003e\u003ch3\u003eO tubo PVC-O DN 200 encaixa em conexão de ferro fundido?\u003c\/h3\u003e\u003cp\u003eSim. O diâmetro externo de 222 mm é equivalente ao do ferro fundido, e a ponta acopla em tubos e conexões de ferro fundido conforme NBR 7675. Na conexão de ferro fundido a bolsa é mais curta: com o chanfro da ponta previamente reduzido, introduza o tubo até encostar no fundo da bolsa, sem usar a marca de inserção do tubo como referência.\u003c\/p\u003e\u003ch3\u003eQual a pressão máxima do tubo PVC-O DN 200 PN 16?\u003c\/h3\u003e\u003cp\u003eA pressão de operação contínua é de 1,60 MPa (16 bar) até 25 °C. Acima disso aplica-se o fator de redução da ficha técnica: 1,28 MPa a 35 °C e 0,96 MPa a 45 °C. Transientes pontuais de golpe de aríete são tolerados até 1,5 vez a pressão nominal.\u003c\/p\u003e\u003ch3\u003eQual a vazão do tubo PVC-O DN 200 PN 16?\u003c\/h3\u003e\u003cp\u003eCom diâmetro interno calculado de 209,6 mm, o tubo conduz cerca de 34,5 l\/s a 1 m\/s. Na faixa de velocidade recomendada pela NBR 15750, de 0,6 a 3,0 m\/s, a vazão vai de 20,7 a 103,5 l\/s. O projeto executivo define o valor final.\u003c\/p\u003e\u003ch3\u003eQual a largura mínima de vala para tubo DN 200?\u003c\/h3\u003e\u003cp\u003ePara vala de até 2 m de profundidade com escoramento por pontaletes, a largura de referência é de 0,70 m. A largura cresce com a profundidade e o tipo de escoramento, e deve deixar espaço para o compactador trabalhar nas laterais do tubo.\u003c\/p\u003e\u003ch3\u003eQual o pedido mínimo e como funciona o frete?\u003c\/h3\u003e\u003cp\u003eO pedido mínimo da linha PVC-O é de R$ 5.000,00, com frete FOB SP. O prazo de entrega é confirmado na cotação, a partir da lista de diâmetros, classes de pressão, quantidades e local de entrega.\u003c\/p\u003e\u003ch2\u003eVeja também\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/collections\/tubo-pvc-o\"\u003elinha completa de tubos PVC-O\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/collections\/tubo-pvc-o-agua\"\u003etodos os diâmetros de PVC-O para água\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-16-dn-200\"\u003etubo PVC-O DN 200 PN 16 para esgoto\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-16-dn-150\"\u003etubo PVC-O DN 150 PN 16\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-16-dn-250\"\u003etubo PVC-O DN 250 PN 16\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-12-5-dn-200\"\u003etubo PVC-O DN 200 classe PN 12,5\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-20-dn-200\"\u003etubo PVC-O DN 200 classe PN 20\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp style=\"font-size:13px;color:#667\"\u003eValores de referência para pré-dimensionamento. Hidráulica calculada por Darcy-Weisbach com Colebrook-White (rugosidade 0,003 mm para água e 0,06 mm para esgoto, água a 20 °C). DI calculado pela espessura nominal da ficha técnica; tabelas de ensaio podem indicar vazão menor. O projeto executivo e o responsável técnico prevalecem.\u003c\/p\u003e","brand":"Mininco","offers":[{"title":"Default Title","offer_id":69638498779170,"sku":"PVCO-AG-200-16","price":99999.99,"currency_code":"BRL","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0801\/2598\/4802\/files\/pvco_agua_principal_02a20d61-a187-485d-9070-9957439ab9f5.jpg?v=1793868300"},{"product_id":"tubo-pvc-o-agua-pn-16-dn-300","title":"Tubo PVC-O DEFOFO Água PN 16 DN 300 Barra 6m Junta Elástica JEI","description":"\u003cp\u003eTubo de PVC orientado (PVC-O) DN 300, classe de pressão PN 16, para adutoras e redes de distribuição de água potável. A orientação molecular nas direções axial e circunferencial alinha as cadeias do PVC e leva o material a um MRS de 45 MPa: a parede fica mais fina, o diâmetro interno maior e a rede ganha vazão com menos peso por metro.\u003c\/p\u003e\u003cp\u003eO diâmetro externo de \u003cstrong\u003e326 mm\u003c\/strong\u003e é equivalente ao do ferro fundido (DEFOFO). A ponta do tubo acopla em tubos e conexões de ferro fundido NBR 7675.\u003c\/p\u003e\u003ch2\u003eDestaques técnicos\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePressão nominal de 1,60 MPa\u003c\/strong\u003e com tolerância a transientes pontuais de até 1,5 vez a PN.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eResistência à fadiga\u003c\/strong\u003e para redes com partida e parada frequente de bombas.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGolpe de aríete menor\u003c\/strong\u003e: a elasticidade do PVC-O reduz a celeridade da onda de pressão em relação a ferro fundido e aço.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eImune à corrosão\u003c\/strong\u003e, com vida útil de projeto de 50 anos; estudos citados pela indústria indicam cerca de 100 anos.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJunta elástica integrada\u003c\/strong\u003e com anel em borracha EPDM, montagem por encaixe e sem solda.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDimensões do DN 300 PN 16\u003c\/h2\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eMedida\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eValor\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro nominal\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003eDN 300\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eClasse de pressão\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003ePN 16\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro externo (DE)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e326 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eEspessura de parede (e)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e9,1 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro interno (DI)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e307,8 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eComprimento da bolsa (B)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e187 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eComprimento da barra (L)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e6 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eRelação DE\/e (SDR)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e35,8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eTolerância de ovalização na recepção\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e7,6 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003cp\u003eCorpo branco com duas faixas azuis para identificação da rede. Barra fornecida com ponta chanfrada de fábrica, inclinação entre 12° e 15°.\u003c\/p\u003e\u003ch2\u003ePressão de trabalho por temperatura\u003c\/h2\u003e\u003cp\u003eAté 25 °C a pressão admissível é igual à nominal. Acima disso, multiplique a PN pelo fator ft. O PVC-O não é indicado para operação contínua acima de 45 °C.\u003c\/p\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eTemperatura da água\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eFator ft\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePressão admissível (PFA)\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 25 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,0\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,60 MPa (16 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 30 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,9\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,44 MPa (14,4 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 35 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,8\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,28 MPa (12,8 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 40 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,7\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,12 MPa (11,2 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 45 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,6\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,96 MPa (9,6 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch2\u003eDesempenho hidráulico\u003c\/h2\u003e\u003cp\u003eFaixa de velocidade recomendada pela NBR 15750: de 0,6 m\/s, para garantir autolimpeza, a 3,0 m\/s, para limitar desgaste e transientes.\u003c\/p\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"min-width:520px;width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVelocidade\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVazão (l\/s)\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVazão (m³\/h)\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePerda de carga (m\/km)\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e0,6 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e44,6\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e161\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,95\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e1 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e74,4\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e268\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e2,40\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e1,5 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e111,6\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e402\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e5,03\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e2 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e148,8\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e536\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e8,52\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e2,5 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e186,0\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e670\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e12,82\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e3 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e223,2\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e804\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e17,93\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch2\u003eInstalação\u003c\/h2\u003e\u003ch3\u003eLargura de vala para água\u003c\/h3\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"min-width:650px;width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eProfundidade da vala\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePontaletes\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eContínuo ou descontínuo\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eEspecial\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eMetálico-madeira\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 2 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,80 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,85 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,95 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,45 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eacima de 2 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,90 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,10 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,20 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,45 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch3\u003eRecobrimento mínimo\u003c\/h3\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eLocal da vala\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eRecobrimento mínimo\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob passeio\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,70 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob via pavimentada ou com meio-fio e sarjeta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,00 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob via de terra ou greide indefinido\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,20 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch3\u003eBerço e envoltória\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBerço de material granular fino com no mínimo 10 cm, sobre fundo de vala sem pedras. Não concrete o fundo da vala.\u003c\/li\u003e\n\u003cli\u003eEscave no mínimo 15 cm abaixo da cota de projeto para regularizar o berço. Em rocha, o rebaixo é obrigatório.\u003c\/li\u003e\n\u003cli\u003eEnvoltória em material granular classe II (areia grossa ou cascalho limpo), compactada em camadas de 10 a 15 cm, com grau mínimo de 95% do Proctor Normal.\u003c\/li\u003e\n\u003cli\u003eCompacte alternando os lados da vala, nunca sobre o tubo, até 30 cm acima da geratriz superior. Rolo ou pé de carneiro só a partir de 60 cm acima do tubo.\u003c\/li\u003e\n\u003cli\u003eAbra um nicho sob cada bolsa para que ela não sustente o peso da tubulação.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eMontagem da junta\u003c\/h3\u003e\u003col\u003e\n\u003cli\u003eConfira as extremidades do tubo e a integridade e o posicionamento do anel de vedação.\u003c\/li\u003e\n\u003cli\u003eLimpe com pano úmido a parte interna da bolsa e o anel.\u003c\/li\u003e\n\u003cli\u003eCalce a ponta e a bolsa para evitar contato com o solo e a entrada de areia e pedra.\u003c\/li\u003e\n\u003cli\u003eLubrifique o anel de vedação e a parte interna da bolsa com pasta lubrificante. Nunca use óleo, graxa ou derivado de petróleo.\u003c\/li\u003e\n\u003cli\u003eAlinhe os tubos na horizontal e na vertical e aproxime a ponta da bolsa.\u003c\/li\u003e\n\u003cli\u003eEmpurre a ponta na bolsa até a marca de referência, à mão, com alavanca ou com tirfor nos diâmetros maiores.\u003c\/li\u003e\n\u003cli\u003eFaça a deflexão angular só depois do encaixe completo.\u003c\/li\u003e\n\u003c\/ol\u003e\u003ch3\u003eCurvas, conexões e ancoragem\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eDeflexão na junta de 1° a 2°, feita só depois do encaixe completo. Curvatura no corpo do tubo com raio mínimo de 65,2 m (200 x DE), apoiando as extremidades e aplicando a força no meio do vão.\u003c\/li\u003e\n\u003cli\u003eNunca aqueça o tubo para formar curva, bolsa ou furo.\u003c\/li\u003e\n\u003cli\u003eUse conexões de ferro fundido NBR 7675. Na conexão de ferro fundido a bolsa é mais curta: com o chanfro da ponta previamente reduzido, introduza o tubo até encostar no fundo da bolsa, sem usar a marca de inserção do tubo como referência.\u003c\/li\u003e\n\u003cli\u003eA junta elástica não resiste à tração: extremidades, curvas, tês, reduções, válvulas, registros e trechos com declividade acentuada exigem bloco de ancoragem de concreto.\u003c\/li\u003e\n\u003cli\u003eProteja o contato entre tubo e bloco com manta de polietileno ou borracha.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eEnsaio de estanqueidade\u003c\/h3\u003e\u003cp\u003eEnsaie em trechos isolados, de preferência antes do reaterro completo e com as juntas à vista, conforme NBR 9650.\u003c\/p\u003e\u003ch2\u003eRecebimento, armazenamento e logística\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eDescarga manual até DN 300. Acima disso, cintas de nylon em dois pontos. Nunca corrente ou cabo de aço, e nunca jogue o tubo ao chão.\u003c\/li\u003e\n\u003cli\u003eEmpilhe sobre sarrafos, alternando ponta e bolsa, até 1,5 m de altura. Armazenagem acima de 6 meses pede cobertura com 50 cm de folga sobre a pilha.\u003c\/li\u003e\n\u003cli\u003eRecuse tubo com ovalização na ponta ou na bolsa que afete o anel. Tubo que amassou e voltou ao formato sem marca branca ou trinca continua próprio para uso.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eItem\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eDN 300\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eBarras por carreta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e112 barras (672 m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003ePasta lubrificante por junta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e60 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eProdutividade de referência da linha\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e38 barras por dia (228 m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eCurvatura no corpo do tubo\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e65,2 m (200 x DE)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDesvio por barra com deflexão na junta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,10 m a 1° e 0,21 m a 2°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003cp style=\"font-size:13px;color:#667\"\u003eReferência de produtividade da linha, a partir de obras anteriores. Tamanho da equipe, profundidade da vala e interferências mudam o número.\u003c\/p\u003e\u003ch2\u003eNormas\u003c\/h2\u003e\u003cp\u003eFabricação e ensaios conforme ABNT NBR 15750 e ISO 16422. Anel de vedação conforme ABNT NBR 7676. Conexões de ferro fundido conforme ABNT NBR 7675. Execução de vala e reaterro conforme ABNT NBR 17015. Ensaio de estanqueidade conforme ABNT NBR 9650.\u003c\/p\u003e\u003ch2\u003eCondições de fornecimento\u003c\/h2\u003e\u003cp\u003ePedido mínimo de \u003cstrong\u003eR$ 5.000,00\u003c\/strong\u003e para a linha PVC-O. Frete FOB SP. Prazo de entrega confirmado na cotação. Para cotar, informe diâmetros, classes de pressão, quantidades e local de entrega.\u003c\/p\u003e\u003ch2\u003ePerguntas frequentes\u003c\/h2\u003e\u003ch3\u003eO tubo PVC-O DN 300 encaixa em conexão de ferro fundido?\u003c\/h3\u003e\u003cp\u003eSim. O diâmetro externo de 326 mm é equivalente ao do ferro fundido, e a ponta acopla em tubos e conexões de ferro fundido conforme NBR 7675. Na conexão de ferro fundido a bolsa é mais curta: com o chanfro da ponta previamente reduzido, introduza o tubo até encostar no fundo da bolsa, sem usar a marca de inserção do tubo como referência.\u003c\/p\u003e\u003ch3\u003eQual a pressão máxima do tubo PVC-O DN 300 PN 16?\u003c\/h3\u003e\u003cp\u003eA pressão de operação contínua é de 1,60 MPa (16 bar) até 25 °C. Acima disso aplica-se o fator de redução da ficha técnica: 1,28 MPa a 35 °C e 0,96 MPa a 45 °C. Transientes pontuais de golpe de aríete são tolerados até 1,5 vez a pressão nominal.\u003c\/p\u003e\u003ch3\u003eQual a vazão do tubo PVC-O DN 300 PN 16?\u003c\/h3\u003e\u003cp\u003eCom diâmetro interno calculado de 307,8 mm, o tubo conduz cerca de 74,4 l\/s a 1 m\/s. Na faixa de velocidade recomendada pela NBR 15750, de 0,6 a 3,0 m\/s, a vazão vai de 44,6 a 223,2 l\/s. O projeto executivo define o valor final.\u003c\/p\u003e\u003ch3\u003eQual a largura mínima de vala para tubo DN 300?\u003c\/h3\u003e\u003cp\u003ePara vala de até 2 m de profundidade com escoramento por pontaletes, a largura de referência é de 0,80 m. A largura cresce com a profundidade e o tipo de escoramento, e deve deixar espaço para o compactador trabalhar nas laterais do tubo.\u003c\/p\u003e\u003ch3\u003eQual o pedido mínimo e como funciona o frete?\u003c\/h3\u003e\u003cp\u003eO pedido mínimo da linha PVC-O é de R$ 5.000,00, com frete FOB SP. O prazo de entrega é confirmado na cotação, a partir da lista de diâmetros, classes de pressão, quantidades e local de entrega.\u003c\/p\u003e\u003ch2\u003eVeja também\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/collections\/tubo-pvc-o\"\u003elinha completa de tubos PVC-O\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/collections\/tubo-pvc-o-agua\"\u003etodos os diâmetros de PVC-O para água\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-16-dn-300\"\u003etubo PVC-O DN 300 PN 16 para esgoto\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-16-dn-250\"\u003etubo PVC-O DN 250 PN 16\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-16-dn-350\"\u003etubo PVC-O DN 350 PN 16\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-12-5-dn-300\"\u003etubo PVC-O DN 300 classe PN 12,5\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-20-dn-300\"\u003etubo PVC-O DN 300 classe PN 20\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp style=\"font-size:13px;color:#667\"\u003eValores de referência para pré-dimensionamento. Hidráulica calculada por Darcy-Weisbach com Colebrook-White (rugosidade 0,003 mm para água e 0,06 mm para esgoto, água a 20 °C). DI calculado pela espessura nominal da ficha técnica; tabelas de ensaio podem indicar vazão menor. O projeto executivo e o responsável técnico prevalecem.\u003c\/p\u003e","brand":"Mininco","offers":[{"title":"Default Title","offer_id":69638499500066,"sku":"PVCO-AG-300-16","price":99999.99,"currency_code":"BRL","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0801\/2598\/4802\/files\/pvco_agua_principal_3ba994e3-6805-4215-be15-3042681776b3.jpg?v=1793868305"},{"product_id":"tubo-pvc-o-agua-pn-16-dn-350","title":"Tubo PVC-O DEFOFO Água PN 16 DN 350 Barra 6m Junta Elástica JEI","description":"\u003cp\u003eTubo de PVC orientado (PVC-O) DN 350, classe de pressão PN 16, para adutoras e redes de distribuição de água potável. A orientação molecular nas direções axial e circunferencial alinha as cadeias do PVC e leva o material a um MRS de 45 MPa: a parede fica mais fina, o diâmetro interno maior e a rede ganha vazão com menos peso por metro.\u003c\/p\u003e\u003cp\u003eO diâmetro externo de \u003cstrong\u003e378 mm\u003c\/strong\u003e é equivalente ao do ferro fundido (DEFOFO). A ponta do tubo acopla em tubos e conexões de ferro fundido NBR 7675.\u003c\/p\u003e\u003ch2\u003eDestaques técnicos\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePressão nominal de 1,60 MPa\u003c\/strong\u003e com tolerância a transientes pontuais de até 1,5 vez a PN.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eResistência à fadiga\u003c\/strong\u003e para redes com partida e parada frequente de bombas.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGolpe de aríete menor\u003c\/strong\u003e: a elasticidade do PVC-O reduz a celeridade da onda de pressão em relação a ferro fundido e aço.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eImune à corrosão\u003c\/strong\u003e, com vida útil de projeto de 50 anos; estudos citados pela indústria indicam cerca de 100 anos.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJunta elástica integrada\u003c\/strong\u003e com anel em borracha EPDM, montagem por encaixe e sem solda.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDimensões do DN 350 PN 16\u003c\/h2\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eMedida\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eValor\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro nominal\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003eDN 350\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eClasse de pressão\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003ePN 16\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro externo (DE)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e378 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eEspessura de parede (e)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e10,5 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro interno (DI)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e357 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eComprimento da bolsa (B)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e208 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eComprimento da barra (L)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e6 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eRelação DE\/e (SDR)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e36\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eTolerância de ovalização na recepção\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e8,6 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003cp\u003eCorpo branco com duas faixas azuis para identificação da rede. Barra fornecida com ponta chanfrada de fábrica, inclinação entre 12° e 15°.\u003c\/p\u003e\u003ch2\u003ePressão de trabalho por temperatura\u003c\/h2\u003e\u003cp\u003eAté 25 °C a pressão admissível é igual à nominal. Acima disso, multiplique a PN pelo fator ft. O PVC-O não é indicado para operação contínua acima de 45 °C.\u003c\/p\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eTemperatura da água\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eFator ft\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePressão admissível (PFA)\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 25 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,0\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,60 MPa (16 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 30 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,9\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,44 MPa (14,4 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 35 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,8\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,28 MPa (12,8 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 40 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,7\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,12 MPa (11,2 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 45 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,6\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,96 MPa (9,6 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch2\u003eDesempenho hidráulico\u003c\/h2\u003e\u003cp\u003eFaixa de velocidade recomendada pela NBR 15750: de 0,6 m\/s, para garantir autolimpeza, a 3,0 m\/s, para limitar desgaste e transientes.\u003c\/p\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"min-width:520px;width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVelocidade\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVazão (l\/s)\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVazão (m³\/h)\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePerda de carga (m\/km)\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e0,6 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e60,1\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e216\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,80\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e1 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e100,1\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e360\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e2,02\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e1,5 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e150,1\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e541\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e4,22\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e2 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e200,2\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e721\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e7,15\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e2,5 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e250,2\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e901\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e10,77\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e3 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e300,3\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1.081\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e15,07\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch2\u003eInstalação\u003c\/h2\u003e\u003ch3\u003eLargura de vala para água\u003c\/h3\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"min-width:650px;width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eProfundidade da vala\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePontaletes\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eContínuo ou descontínuo\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eEspecial\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eMetálico-madeira\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 2 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,80 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,85 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,95 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,45 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eacima de 2 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,90 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,10 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,20 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,45 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch3\u003eRecobrimento mínimo\u003c\/h3\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eLocal da vala\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eRecobrimento mínimo\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob passeio\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,70 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob via pavimentada ou com meio-fio e sarjeta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,00 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob via de terra ou greide indefinido\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,20 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch3\u003eBerço e envoltória\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBerço de material granular fino com no mínimo 10 cm, sobre fundo de vala sem pedras. Não concrete o fundo da vala.\u003c\/li\u003e\n\u003cli\u003eEscave no mínimo 15 cm abaixo da cota de projeto para regularizar o berço. Em rocha, o rebaixo é obrigatório.\u003c\/li\u003e\n\u003cli\u003eEnvoltória em material granular classe II (areia grossa ou cascalho limpo), compactada em camadas de 10 a 15 cm, com grau mínimo de 95% do Proctor Normal.\u003c\/li\u003e\n\u003cli\u003eCompacte alternando os lados da vala, nunca sobre o tubo, até 30 cm acima da geratriz superior. Rolo ou pé de carneiro só a partir de 60 cm acima do tubo.\u003c\/li\u003e\n\u003cli\u003eAbra um nicho sob cada bolsa para que ela não sustente o peso da tubulação.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eMontagem da junta\u003c\/h3\u003e\u003col\u003e\n\u003cli\u003eConfira as extremidades do tubo e a integridade e o posicionamento do anel de vedação.\u003c\/li\u003e\n\u003cli\u003eLimpe com pano úmido a parte interna da bolsa e o anel.\u003c\/li\u003e\n\u003cli\u003eCalce a ponta e a bolsa para evitar contato com o solo e a entrada de areia e pedra.\u003c\/li\u003e\n\u003cli\u003eLubrifique o anel de vedação e a parte interna da bolsa com pasta lubrificante. Nunca use óleo, graxa ou derivado de petróleo.\u003c\/li\u003e\n\u003cli\u003eAlinhe os tubos na horizontal e na vertical e aproxime a ponta da bolsa.\u003c\/li\u003e\n\u003cli\u003eEmpurre a ponta na bolsa até a marca de referência, à mão, com alavanca ou com tirfor nos diâmetros maiores.\u003c\/li\u003e\n\u003cli\u003eFaça a deflexão angular só depois do encaixe completo.\u003c\/li\u003e\n\u003c\/ol\u003e\u003ch3\u003eCurvas, conexões e ancoragem\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eDeflexão na junta de 1° a 2°, feita só depois do encaixe completo. Neste diâmetro, o peso e a rigidez da barra não favorecem curvatura no corpo do tubo: resolva o traçado pela deflexão nas juntas, com verificação do projetista.\u003c\/li\u003e\n\u003cli\u003eNunca aqueça o tubo para formar curva, bolsa ou furo.\u003c\/li\u003e\n\u003cli\u003eUse conexões de ferro fundido NBR 7675. Na conexão de ferro fundido a bolsa é mais curta: com o chanfro da ponta previamente reduzido, introduza o tubo até encostar no fundo da bolsa, sem usar a marca de inserção do tubo como referência.\u003c\/li\u003e\n\u003cli\u003eA junta elástica não resiste à tração: extremidades, curvas, tês, reduções, válvulas, registros e trechos com declividade acentuada exigem bloco de ancoragem de concreto.\u003c\/li\u003e\n\u003cli\u003eProteja o contato entre tubo e bloco com manta de polietileno ou borracha.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eEnsaio de estanqueidade\u003c\/h3\u003e\u003cp\u003eEnsaie em trechos isolados, de preferência antes do reaterro completo e com as juntas à vista, conforme NBR 9650.\u003c\/p\u003e\u003ch2\u003eRecebimento, armazenamento e logística\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eDescarga manual até DN 300. Acima disso, cintas de nylon em dois pontos. Nunca corrente ou cabo de aço, e nunca jogue o tubo ao chão.\u003c\/li\u003e\n\u003cli\u003eEmpilhe sobre sarrafos, alternando ponta e bolsa, até 1,5 m de altura. Armazenagem acima de 6 meses pede cobertura com 50 cm de folga sobre a pilha.\u003c\/li\u003e\n\u003cli\u003eRecuse tubo com ovalização na ponta ou na bolsa que afete o anel. Tubo que amassou e voltou ao formato sem marca branca ou trinca continua próprio para uso.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eItem\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eDN 350\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eBarras por carreta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e72 barras (432 m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003ePasta lubrificante por junta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e65 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eProdutividade de referência da linha\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e35 barras por dia (210 m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eCurvatura no corpo do tubo\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003enão recomendada neste diâmetro: use deflexão na junta, com verificação do projetista\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDesvio por barra com deflexão na junta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,10 m a 1° e 0,21 m a 2°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003cp style=\"font-size:13px;color:#667\"\u003eReferência de produtividade da linha, a partir de obras anteriores. Tamanho da equipe, profundidade da vala e interferências mudam o número.\u003c\/p\u003e\u003ch2\u003eNormas\u003c\/h2\u003e\u003cp\u003eFabricação e ensaios conforme ABNT NBR 15750 e ISO 16422. Anel de vedação conforme ABNT NBR 7676. Conexões de ferro fundido conforme ABNT NBR 7675. Execução de vala e reaterro conforme ABNT NBR 17015. Ensaio de estanqueidade conforme ABNT NBR 9650.\u003c\/p\u003e\u003ch2\u003eCondições de fornecimento\u003c\/h2\u003e\u003cp\u003ePedido mínimo de \u003cstrong\u003eR$ 5.000,00\u003c\/strong\u003e para a linha PVC-O. Frete FOB SP. Prazo de entrega confirmado na cotação. Para cotar, informe diâmetros, classes de pressão, quantidades e local de entrega.\u003c\/p\u003e\u003ch2\u003ePerguntas frequentes\u003c\/h2\u003e\u003ch3\u003eO tubo PVC-O DN 350 encaixa em conexão de ferro fundido?\u003c\/h3\u003e\u003cp\u003eSim. O diâmetro externo de 378 mm é equivalente ao do ferro fundido, e a ponta acopla em tubos e conexões de ferro fundido conforme NBR 7675. Na conexão de ferro fundido a bolsa é mais curta: com o chanfro da ponta previamente reduzido, introduza o tubo até encostar no fundo da bolsa, sem usar a marca de inserção do tubo como referência.\u003c\/p\u003e\u003ch3\u003eQual a pressão máxima do tubo PVC-O DN 350 PN 16?\u003c\/h3\u003e\u003cp\u003eA pressão de operação contínua é de 1,60 MPa (16 bar) até 25 °C. Acima disso aplica-se o fator de redução da ficha técnica: 1,28 MPa a 35 °C e 0,96 MPa a 45 °C. Transientes pontuais de golpe de aríete são tolerados até 1,5 vez a pressão nominal.\u003c\/p\u003e\u003ch3\u003eQual a vazão do tubo PVC-O DN 350 PN 16?\u003c\/h3\u003e\u003cp\u003eCom diâmetro interno calculado de 357 mm, o tubo conduz cerca de 100,1 l\/s a 1 m\/s. Na faixa de velocidade recomendada pela NBR 15750, de 0,6 a 3,0 m\/s, a vazão vai de 60,1 a 300,3 l\/s. O projeto executivo define o valor final.\u003c\/p\u003e\u003ch3\u003eQual a largura mínima de vala para tubo DN 350?\u003c\/h3\u003e\u003cp\u003ePara vala de até 2 m de profundidade com escoramento por pontaletes, a largura de referência é de 0,80 m. A largura cresce com a profundidade e o tipo de escoramento, e deve deixar espaço para o compactador trabalhar nas laterais do tubo.\u003c\/p\u003e\u003ch3\u003eQual o pedido mínimo e como funciona o frete?\u003c\/h3\u003e\u003cp\u003eO pedido mínimo da linha PVC-O é de R$ 5.000,00, com frete FOB SP. O prazo de entrega é confirmado na cotação, a partir da lista de diâmetros, classes de pressão, quantidades e local de entrega.\u003c\/p\u003e\u003ch2\u003eVeja também\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/collections\/tubo-pvc-o\"\u003elinha completa de tubos PVC-O\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/collections\/tubo-pvc-o-agua\"\u003etodos os diâmetros de PVC-O para água\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-16-dn-350\"\u003etubo PVC-O DN 350 PN 16 para esgoto\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-16-dn-300\"\u003etubo PVC-O DN 300 PN 16\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-16-dn-400\"\u003etubo PVC-O DN 400 PN 16\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-12-5-dn-350\"\u003etubo PVC-O DN 350 classe PN 12,5\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-20-dn-350\"\u003etubo PVC-O DN 350 classe PN 20\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp style=\"font-size:13px;color:#667\"\u003eValores de referência para pré-dimensionamento. Hidráulica calculada por Darcy-Weisbach com Colebrook-White (rugosidade 0,003 mm para água e 0,06 mm para esgoto, água a 20 °C). DI calculado pela espessura nominal da ficha técnica; tabelas de ensaio podem indicar vazão menor. O projeto executivo e o responsável técnico prevalecem.\u003c\/p\u003e","brand":"Mininco","offers":[{"title":"Default Title","offer_id":69638499729442,"sku":"PVCO-AG-350-16","price":99999.99,"currency_code":"BRL","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0801\/2598\/4802\/files\/pvco_agua_principal_5f42f3de-d201-4dd6-8aab-78a9d4b4382f.jpg?v=1793868305"},{"product_id":"tubo-pvc-o-agua-pn-16-dn-400","title":"Tubo PVC-O DEFOFO Água PN 16 DN 400 Barra 6m Junta Elástica JEI","description":"\u003cp\u003eTubo de PVC orientado (PVC-O) DN 400, classe de pressão PN 16, para adutoras e redes de distribuição de água potável. A orientação molecular nas direções axial e circunferencial alinha as cadeias do PVC e leva o material a um MRS de 45 MPa: a parede fica mais fina, o diâmetro interno maior e a rede ganha vazão com menos peso por metro.\u003c\/p\u003e\u003cp\u003eO diâmetro externo de \u003cstrong\u003e429 mm\u003c\/strong\u003e é equivalente ao do ferro fundido (DEFOFO). A ponta do tubo acopla em tubos e conexões de ferro fundido NBR 7675.\u003c\/p\u003e\u003ch2\u003eDestaques técnicos\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePressão nominal de 1,60 MPa\u003c\/strong\u003e com tolerância a transientes pontuais de até 1,5 vez a PN.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eResistência à fadiga\u003c\/strong\u003e para redes com partida e parada frequente de bombas.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGolpe de aríete menor\u003c\/strong\u003e: a elasticidade do PVC-O reduz a celeridade da onda de pressão em relação a ferro fundido e aço.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eImune à corrosão\u003c\/strong\u003e, com vida útil de projeto de 50 anos; estudos citados pela indústria indicam cerca de 100 anos.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJunta elástica integrada\u003c\/strong\u003e com anel em borracha EPDM, montagem por encaixe e sem solda.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDimensões do DN 400 PN 16\u003c\/h2\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eMedida\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eValor\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro nominal\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003eDN 400\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eClasse de pressão\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003ePN 16\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro externo (DE)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e429 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eEspessura de parede (e)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e11,9 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro interno (DI)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e405,2 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eComprimento da bolsa (B)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e228 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eComprimento da barra (L)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e6 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eRelação DE\/e (SDR)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e36,1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eTolerância de ovalização na recepção\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e9,6 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003cp\u003eCorpo branco com duas faixas azuis para identificação da rede. Barra fornecida com ponta chanfrada de fábrica, inclinação entre 12° e 15°.\u003c\/p\u003e\u003ch2\u003ePressão de trabalho por temperatura\u003c\/h2\u003e\u003cp\u003eAté 25 °C a pressão admissível é igual à nominal. Acima disso, multiplique a PN pelo fator ft. O PVC-O não é indicado para operação contínua acima de 45 °C.\u003c\/p\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eTemperatura da água\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eFator ft\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePressão admissível (PFA)\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 25 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,0\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,60 MPa (16 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 30 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,9\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,44 MPa (14,4 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 35 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,8\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,28 MPa (12,8 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 40 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,7\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,12 MPa (11,2 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 45 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,6\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,96 MPa (9,6 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch2\u003eDesempenho hidráulico\u003c\/h2\u003e\u003cp\u003eFaixa de velocidade recomendada pela NBR 15750: de 0,6 m\/s, para garantir autolimpeza, a 3,0 m\/s, para limitar desgaste e transientes.\u003c\/p\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"min-width:520px;width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVelocidade\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVazão (l\/s)\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVazão (m³\/h)\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePerda de carga (m\/km)\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e0,6 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e77,4\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e279\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,69\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e1 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e129,0\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e464\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,73\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e1,5 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e193,4\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e696\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e3,64\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e2 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e257,9\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e928\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e6,16\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e2,5 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e322,4\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1.161\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e9,28\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e3 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e386,9\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1.393\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e12,99\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch2\u003eInstalação\u003c\/h2\u003e\u003ch3\u003eLargura de vala para água\u003c\/h3\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"min-width:650px;width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eProfundidade da vala\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePontaletes\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eContínuo ou descontínuo\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eEspecial\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eMetálico-madeira\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 2 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,90 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,00 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,10 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,60 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eacima de 2 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,00 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,20 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,30 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,60 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch3\u003eRecobrimento mínimo\u003c\/h3\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eLocal da vala\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eRecobrimento mínimo\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob passeio\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,70 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob via pavimentada ou com meio-fio e sarjeta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,00 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob via de terra ou greide indefinido\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,20 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch3\u003eBerço e envoltória\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBerço de material granular fino com no mínimo 10 cm, sobre fundo de vala sem pedras. Não concrete o fundo da vala.\u003c\/li\u003e\n\u003cli\u003eEscave no mínimo 15 cm abaixo da cota de projeto para regularizar o berço. Em rocha, o rebaixo é obrigatório.\u003c\/li\u003e\n\u003cli\u003eEnvoltória em material granular classe II (areia grossa ou cascalho limpo), compactada em camadas de 10 a 15 cm, com grau mínimo de 95% do Proctor Normal.\u003c\/li\u003e\n\u003cli\u003eCompacte alternando os lados da vala, nunca sobre o tubo, até 30 cm acima da geratriz superior. Rolo ou pé de carneiro só a partir de 60 cm acima do tubo.\u003c\/li\u003e\n\u003cli\u003eAbra um nicho sob cada bolsa para que ela não sustente o peso da tubulação.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eMontagem da junta\u003c\/h3\u003e\u003col\u003e\n\u003cli\u003eConfira as extremidades do tubo e a integridade e o posicionamento do anel de vedação.\u003c\/li\u003e\n\u003cli\u003eLimpe com pano úmido a parte interna da bolsa e o anel.\u003c\/li\u003e\n\u003cli\u003eCalce a ponta e a bolsa para evitar contato com o solo e a entrada de areia e pedra.\u003c\/li\u003e\n\u003cli\u003eLubrifique o anel de vedação e a parte interna da bolsa com pasta lubrificante. Nunca use óleo, graxa ou derivado de petróleo.\u003c\/li\u003e\n\u003cli\u003eAlinhe os tubos na horizontal e na vertical e aproxime a ponta da bolsa.\u003c\/li\u003e\n\u003cli\u003eEmpurre a ponta na bolsa até a marca de referência, à mão, com alavanca ou com tirfor nos diâmetros maiores.\u003c\/li\u003e\n\u003cli\u003eFaça a deflexão angular só depois do encaixe completo.\u003c\/li\u003e\n\u003c\/ol\u003e\u003ch3\u003eCurvas, conexões e ancoragem\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eDeflexão na junta de 1° a 2°, feita só depois do encaixe completo. Neste diâmetro, o peso e a rigidez da barra não favorecem curvatura no corpo do tubo: resolva o traçado pela deflexão nas juntas, com verificação do projetista.\u003c\/li\u003e\n\u003cli\u003eNunca aqueça o tubo para formar curva, bolsa ou furo.\u003c\/li\u003e\n\u003cli\u003eUse conexões de ferro fundido NBR 7675. Na conexão de ferro fundido a bolsa é mais curta: com o chanfro da ponta previamente reduzido, introduza o tubo até encostar no fundo da bolsa, sem usar a marca de inserção do tubo como referência.\u003c\/li\u003e\n\u003cli\u003eA junta elástica não resiste à tração: extremidades, curvas, tês, reduções, válvulas, registros e trechos com declividade acentuada exigem bloco de ancoragem de concreto.\u003c\/li\u003e\n\u003cli\u003eProteja o contato entre tubo e bloco com manta de polietileno ou borracha.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eEnsaio de estanqueidade\u003c\/h3\u003e\u003cp\u003eEnsaie em trechos isolados, de preferência antes do reaterro completo e com as juntas à vista, conforme NBR 9650.\u003c\/p\u003e\u003ch2\u003eRecebimento, armazenamento e logística\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eDescarga manual até DN 300. Acima disso, cintas de nylon em dois pontos. Nunca corrente ou cabo de aço, e nunca jogue o tubo ao chão.\u003c\/li\u003e\n\u003cli\u003eEmpilhe sobre sarrafos, alternando ponta e bolsa, até 1,5 m de altura. Armazenagem acima de 6 meses pede cobertura com 50 cm de folga sobre a pilha.\u003c\/li\u003e\n\u003cli\u003eRecuse tubo com ovalização na ponta ou na bolsa que afete o anel. Tubo que amassou e voltou ao formato sem marca branca ou trinca continua próprio para uso.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eItem\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eDN 400\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eBarras por carreta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e60 barras (360 m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003ePasta lubrificante por junta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e70 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eProdutividade de referência da linha\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e32 barras por dia (192 m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eCurvatura no corpo do tubo\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003enão recomendada neste diâmetro: use deflexão na junta, com verificação do projetista\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDesvio por barra com deflexão na junta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,10 m a 1° e 0,21 m a 2°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003cp style=\"font-size:13px;color:#667\"\u003eReferência de produtividade da linha, a partir de obras anteriores. Tamanho da equipe, profundidade da vala e interferências mudam o número.\u003c\/p\u003e\u003ch2\u003eNormas\u003c\/h2\u003e\u003cp\u003eFabricação e ensaios conforme ABNT NBR 15750 e ISO 16422. Anel de vedação conforme ABNT NBR 7676. Conexões de ferro fundido conforme ABNT NBR 7675. Execução de vala e reaterro conforme ABNT NBR 17015. Ensaio de estanqueidade conforme ABNT NBR 9650.\u003c\/p\u003e\u003ch2\u003eCondições de fornecimento\u003c\/h2\u003e\u003cp\u003ePedido mínimo de \u003cstrong\u003eR$ 5.000,00\u003c\/strong\u003e para a linha PVC-O. Frete FOB SP. Prazo de entrega confirmado na cotação. Para cotar, informe diâmetros, classes de pressão, quantidades e local de entrega.\u003c\/p\u003e\u003ch2\u003ePerguntas frequentes\u003c\/h2\u003e\u003ch3\u003eO tubo PVC-O DN 400 encaixa em conexão de ferro fundido?\u003c\/h3\u003e\u003cp\u003eSim. O diâmetro externo de 429 mm é equivalente ao do ferro fundido, e a ponta acopla em tubos e conexões de ferro fundido conforme NBR 7675. Na conexão de ferro fundido a bolsa é mais curta: com o chanfro da ponta previamente reduzido, introduza o tubo até encostar no fundo da bolsa, sem usar a marca de inserção do tubo como referência.\u003c\/p\u003e\u003ch3\u003eQual a pressão máxima do tubo PVC-O DN 400 PN 16?\u003c\/h3\u003e\u003cp\u003eA pressão de operação contínua é de 1,60 MPa (16 bar) até 25 °C. Acima disso aplica-se o fator de redução da ficha técnica: 1,28 MPa a 35 °C e 0,96 MPa a 45 °C. Transientes pontuais de golpe de aríete são tolerados até 1,5 vez a pressão nominal.\u003c\/p\u003e\u003ch3\u003eQual a vazão do tubo PVC-O DN 400 PN 16?\u003c\/h3\u003e\u003cp\u003eCom diâmetro interno calculado de 405,2 mm, o tubo conduz cerca de 129,0 l\/s a 1 m\/s. Na faixa de velocidade recomendada pela NBR 15750, de 0,6 a 3,0 m\/s, a vazão vai de 77,4 a 386,9 l\/s. O projeto executivo define o valor final.\u003c\/p\u003e\u003ch3\u003eQual a largura mínima de vala para tubo DN 400?\u003c\/h3\u003e\u003cp\u003ePara vala de até 2 m de profundidade com escoramento por pontaletes, a largura de referência é de 0,90 m. A largura cresce com a profundidade e o tipo de escoramento, e deve deixar espaço para o compactador trabalhar nas laterais do tubo.\u003c\/p\u003e\u003ch3\u003eQual o pedido mínimo e como funciona o frete?\u003c\/h3\u003e\u003cp\u003eO pedido mínimo da linha PVC-O é de R$ 5.000,00, com frete FOB SP. O prazo de entrega é confirmado na cotação, a partir da lista de diâmetros, classes de pressão, quantidades e local de entrega.\u003c\/p\u003e\u003ch2\u003eVeja também\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/collections\/tubo-pvc-o\"\u003elinha completa de tubos PVC-O\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/collections\/tubo-pvc-o-agua\"\u003etodos os diâmetros de PVC-O para água\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-16-dn-400\"\u003etubo PVC-O DN 400 PN 16 para esgoto\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-16-dn-350\"\u003etubo PVC-O DN 350 PN 16\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-16-dn-500\"\u003etubo PVC-O DN 500 PN 16\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-12-5-dn-400\"\u003etubo PVC-O DN 400 classe PN 12,5\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-20-dn-400\"\u003etubo PVC-O DN 400 classe PN 20\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp style=\"font-size:13px;color:#667\"\u003eValores de referência para pré-dimensionamento. Hidráulica calculada por Darcy-Weisbach com Colebrook-White (rugosidade 0,003 mm para água e 0,06 mm para esgoto, água a 20 °C). DI calculado pela espessura nominal da ficha técnica; tabelas de ensaio podem indicar vazão menor. O projeto executivo e o responsável técnico prevalecem.\u003c\/p\u003e","brand":"Mininco","offers":[{"title":"Default Title","offer_id":69638499794978,"sku":"PVCO-AG-400-16","price":99999.99,"currency_code":"BRL","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0801\/2598\/4802\/files\/pvco_agua_principal_e1dcbfac-2dcf-4878-83fe-253195e85931.jpg?v=1793868305"},{"product_id":"tubo-pvc-o-agua-pn-16-dn-500","title":"Tubo PVC-O DEFOFO Água PN 16 DN 500 Barra 6m Junta Elástica JEI","description":"\u003cp\u003eTubo de PVC orientado (PVC-O) DN 500, classe de pressão PN 16, para adutoras e redes de distribuição de água potável. A orientação molecular nas direções axial e circunferencial alinha as cadeias do PVC e leva o material a um MRS de 45 MPa: a parede fica mais fina, o diâmetro interno maior e a rede ganha vazão com menos peso por metro.\u003c\/p\u003e\u003cp\u003eO diâmetro externo de \u003cstrong\u003e532 mm\u003c\/strong\u003e é equivalente ao do ferro fundido (DEFOFO). A ponta do tubo acopla em tubos e conexões de ferro fundido NBR 7675.\u003c\/p\u003e\u003ch2\u003eDestaques técnicos\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePressão nominal de 1,60 MPa\u003c\/strong\u003e com tolerância a transientes pontuais de até 1,5 vez a PN.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eResistência à fadiga\u003c\/strong\u003e para redes com partida e parada frequente de bombas.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGolpe de aríete menor\u003c\/strong\u003e: a elasticidade do PVC-O reduz a celeridade da onda de pressão em relação a ferro fundido e aço.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eImune à corrosão\u003c\/strong\u003e, com vida útil de projeto de 50 anos; estudos citados pela indústria indicam cerca de 100 anos.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJunta elástica integrada\u003c\/strong\u003e com anel em borracha EPDM, montagem por encaixe e sem solda.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDimensões do DN 500 PN 16\u003c\/h2\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eMedida\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eValor\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro nominal\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003eDN 500\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eClasse de pressão\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003ePN 16\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro externo (DE)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e532 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eEspessura de parede (e)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003einformado na proposta técnica\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro interno (DI)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003einformado na proposta técnica\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eComprimento da bolsa (B)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e253 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eComprimento da barra (L)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e6 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eRelação DE\/e (SDR)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003einformado na proposta técnica\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eTolerância de ovalização na recepção\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e12 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003cp\u003eCorpo branco com duas faixas azuis para identificação da rede. Barra fornecida com ponta chanfrada de fábrica, inclinação entre 12° e 15°.\u003c\/p\u003e\u003ch2\u003ePressão de trabalho por temperatura\u003c\/h2\u003e\u003cp\u003eAté 25 °C a pressão admissível é igual à nominal. Acima disso, multiplique a PN pelo fator ft. O PVC-O não é indicado para operação contínua acima de 45 °C.\u003c\/p\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eTemperatura da água\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eFator ft\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePressão admissível (PFA)\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 25 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,0\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,60 MPa (16 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 30 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,9\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,44 MPa (14,4 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 35 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,8\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,28 MPa (12,8 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 40 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,7\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,12 MPa (11,2 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 45 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,6\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,96 MPa (9,6 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch2\u003eDesempenho hidráulico\u003c\/h2\u003e\u003cp\u003eFaixa de velocidade recomendada pela NBR 15750: de 0,6 m\/s, para garantir autolimpeza, a 3,0 m\/s, para limitar desgaste e transientes.\u003c\/p\u003e\u003cp\u003eVazão e perda de carga deste diâmetro e classe são informadas na proposta técnica, com base na espessura de parede confirmada.\u003c\/p\u003e\u003ch2\u003eInstalação\u003c\/h2\u003e\u003ch3\u003eLargura de vala para água\u003c\/h3\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"min-width:650px;width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eProfundidade da vala\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePontaletes\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eContínuo ou descontínuo\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eEspecial\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eMetálico-madeira\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 2 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,00 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,15 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,25 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,75 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eacima de 2 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,20 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,30 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,45 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,75 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch3\u003eRecobrimento mínimo\u003c\/h3\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eLocal da vala\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eRecobrimento mínimo\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob passeio\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,70 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob via pavimentada ou com meio-fio e sarjeta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,00 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob via de terra ou greide indefinido\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,20 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch3\u003eBerço e envoltória\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBerço de material granular fino com no mínimo 10 cm, sobre fundo de vala sem pedras. Não concrete o fundo da vala.\u003c\/li\u003e\n\u003cli\u003eEscave no mínimo 15 cm abaixo da cota de projeto para regularizar o berço. Em rocha, o rebaixo é obrigatório.\u003c\/li\u003e\n\u003cli\u003eEnvoltória em material granular classe II (areia grossa ou cascalho limpo), compactada em camadas de 10 a 15 cm, com grau mínimo de 95% do Proctor Normal.\u003c\/li\u003e\n\u003cli\u003eCompacte alternando os lados da vala, nunca sobre o tubo, até 30 cm acima da geratriz superior. Rolo ou pé de carneiro só a partir de 60 cm acima do tubo.\u003c\/li\u003e\n\u003cli\u003eAbra um nicho sob cada bolsa para que ela não sustente o peso da tubulação.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eMontagem da junta\u003c\/h3\u003e\u003col\u003e\n\u003cli\u003eConfira as extremidades do tubo e a integridade e o posicionamento do anel de vedação.\u003c\/li\u003e\n\u003cli\u003eLimpe com pano úmido a parte interna da bolsa e o anel.\u003c\/li\u003e\n\u003cli\u003eCalce a ponta e a bolsa para evitar contato com o solo e a entrada de areia e pedra.\u003c\/li\u003e\n\u003cli\u003eLubrifique o anel de vedação e a parte interna da bolsa com pasta lubrificante. Nunca use óleo, graxa ou derivado de petróleo.\u003c\/li\u003e\n\u003cli\u003eAlinhe os tubos na horizontal e na vertical e aproxime a ponta da bolsa.\u003c\/li\u003e\n\u003cli\u003eEmpurre a ponta na bolsa até a marca de referência, à mão, com alavanca ou com tirfor nos diâmetros maiores.\u003c\/li\u003e\n\u003cli\u003eFaça a deflexão angular só depois do encaixe completo.\u003c\/li\u003e\n\u003c\/ol\u003e\u003ch3\u003eCurvas, conexões e ancoragem\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eDeflexão na junta de 1° a 2°, feita só depois do encaixe completo. Neste diâmetro, o peso e a rigidez da barra não favorecem curvatura no corpo do tubo: resolva o traçado pela deflexão nas juntas, com verificação do projetista.\u003c\/li\u003e\n\u003cli\u003eNunca aqueça o tubo para formar curva, bolsa ou furo.\u003c\/li\u003e\n\u003cli\u003eUse conexões de ferro fundido NBR 7675. Na conexão de ferro fundido a bolsa é mais curta: com o chanfro da ponta previamente reduzido, introduza o tubo até encostar no fundo da bolsa, sem usar a marca de inserção do tubo como referência.\u003c\/li\u003e\n\u003cli\u003eA junta elástica não resiste à tração: extremidades, curvas, tês, reduções, válvulas, registros e trechos com declividade acentuada exigem bloco de ancoragem de concreto.\u003c\/li\u003e\n\u003cli\u003eProteja o contato entre tubo e bloco com manta de polietileno ou borracha.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eEnsaio de estanqueidade\u003c\/h3\u003e\u003cp\u003eEnsaie em trechos isolados, de preferência antes do reaterro completo e com as juntas à vista, conforme NBR 9650.\u003c\/p\u003e\u003ch2\u003eRecebimento, armazenamento e logística\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eDescarga manual até DN 300. Acima disso, cintas de nylon em dois pontos. Nunca corrente ou cabo de aço, e nunca jogue o tubo ao chão.\u003c\/li\u003e\n\u003cli\u003eEmpilhe sobre sarrafos, alternando ponta e bolsa, até 1,5 m de altura. Armazenagem acima de 6 meses pede cobertura com 50 cm de folga sobre a pilha.\u003c\/li\u003e\n\u003cli\u003eRecuse tubo com ovalização na ponta ou na bolsa que afete o anel. Tubo que amassou e voltou ao formato sem marca branca ou trinca continua próprio para uso.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eItem\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eDN 500\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eBarras por carreta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e40 barras (240 m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003ePasta lubrificante por junta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e80 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eProdutividade de referência da linha\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e26 barras por dia (156 m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eCurvatura no corpo do tubo\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003enão recomendada neste diâmetro: use deflexão na junta, com verificação do projetista\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDesvio por barra com deflexão na junta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,10 m a 1° e 0,21 m a 2°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003cp style=\"font-size:13px;color:#667\"\u003eReferência de produtividade da linha, a partir de obras anteriores. Tamanho da equipe, profundidade da vala e interferências mudam o número.\u003c\/p\u003e\u003ch2\u003eNormas\u003c\/h2\u003e\u003cp\u003eFabricação e ensaios conforme ABNT NBR 15750 e ISO 16422. Anel de vedação conforme ABNT NBR 7676. Conexões de ferro fundido conforme ABNT NBR 7675. Execução de vala e reaterro conforme ABNT NBR 17015. Ensaio de estanqueidade conforme ABNT NBR 9650.\u003c\/p\u003e\u003ch2\u003eCondições de fornecimento\u003c\/h2\u003e\u003cp\u003ePedido mínimo de \u003cstrong\u003eR$ 5.000,00\u003c\/strong\u003e para a linha PVC-O. Frete FOB SP. Prazo de entrega confirmado na cotação. Para cotar, informe diâmetros, classes de pressão, quantidades e local de entrega.\u003c\/p\u003e\u003ch2\u003ePerguntas frequentes\u003c\/h2\u003e\u003ch3\u003eO tubo PVC-O DN 500 encaixa em conexão de ferro fundido?\u003c\/h3\u003e\u003cp\u003eSim. O diâmetro externo de 532 mm é equivalente ao do ferro fundido, e a ponta acopla em tubos e conexões de ferro fundido conforme NBR 7675. Na conexão de ferro fundido a bolsa é mais curta: com o chanfro da ponta previamente reduzido, introduza o tubo até encostar no fundo da bolsa, sem usar a marca de inserção do tubo como referência.\u003c\/p\u003e\u003ch3\u003eQual a pressão máxima do tubo PVC-O DN 500 PN 16?\u003c\/h3\u003e\u003cp\u003eA pressão de operação contínua é de 1,60 MPa (16 bar) até 25 °C. Acima disso aplica-se o fator de redução da ficha técnica: 1,28 MPa a 35 °C e 0,96 MPa a 45 °C. Transientes pontuais de golpe de aríete são tolerados até 1,5 vez a pressão nominal.\u003c\/p\u003e\u003ch3\u003eOnde recebo os dados hidráulicos do tubo PVC-O DN 500 PN 16?\u003c\/h3\u003e\u003cp\u003eVazão, perda de carga e espessura de parede deste diâmetro e classe são enviados junto com a proposta técnica, com base nos dados confirmados de fabricação. Use o botão Solicitar proposta comercial e informe a vazão de projeto.\u003c\/p\u003e\u003ch3\u003eQual a largura mínima de vala para tubo DN 500?\u003c\/h3\u003e\u003cp\u003ePara vala de até 2 m de profundidade com escoramento por pontaletes, a largura de referência é de 1,00 m. A largura cresce com a profundidade e o tipo de escoramento, e deve deixar espaço para o compactador trabalhar nas laterais do tubo.\u003c\/p\u003e\u003ch3\u003eQual o pedido mínimo e como funciona o frete?\u003c\/h3\u003e\u003cp\u003eO pedido mínimo da linha PVC-O é de R$ 5.000,00, com frete FOB SP. O prazo de entrega é confirmado na cotação, a partir da lista de diâmetros, classes de pressão, quantidades e local de entrega.\u003c\/p\u003e\u003ch2\u003eVeja também\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/collections\/tubo-pvc-o\"\u003elinha completa de tubos PVC-O\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/collections\/tubo-pvc-o-agua\"\u003etodos os diâmetros de PVC-O para água\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-16-dn-500\"\u003etubo PVC-O DN 500 PN 16 para esgoto\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-16-dn-400\"\u003etubo PVC-O DN 400 PN 16\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-16-dn-600\"\u003etubo PVC-O DN 600 PN 16\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-12-5-dn-500\"\u003etubo PVC-O DN 500 classe PN 12,5\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp style=\"font-size:13px;color:#667\"\u003eValores de referência para pré-dimensionamento. Hidráulica calculada por Darcy-Weisbach com Colebrook-White (rugosidade 0,003 mm para água e 0,06 mm para esgoto, água a 20 °C). DI calculado pela espessura nominal da ficha técnica; tabelas de ensaio podem indicar vazão menor. O projeto executivo e o responsável técnico prevalecem.\u003c\/p\u003e","brand":"Mininco","offers":[{"title":"Default Title","offer_id":69638499827746,"sku":"PVCO-AG-500-16","price":99999.99,"currency_code":"BRL","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0801\/2598\/4802\/files\/pvco_agua_principal_cdc8134b-96e1-4f3d-90a9-565c5c42ef1a.jpg?v=1793868305"},{"product_id":"tubo-pvc-o-agua-pn-16-dn-600","title":"Tubo PVC-O DEFOFO Água PN 16 DN 600 Barra 6m Junta Elástica JEI","description":"\u003cp\u003eTubo de PVC orientado (PVC-O) DN 600, classe de pressão PN 16, para adutoras e redes de distribuição de água potável. A orientação molecular nas direções axial e circunferencial alinha as cadeias do PVC e leva o material a um MRS de 45 MPa: a parede fica mais fina, o diâmetro interno maior e a rede ganha vazão com menos peso por metro.\u003c\/p\u003e\u003cp\u003eO diâmetro externo de \u003cstrong\u003e635 mm\u003c\/strong\u003e é equivalente ao do ferro fundido (DEFOFO). A ponta do tubo acopla em tubos e conexões de ferro fundido NBR 7675.\u003c\/p\u003e\u003ch2\u003eDestaques técnicos\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePressão nominal de 1,60 MPa\u003c\/strong\u003e com tolerância a transientes pontuais de até 1,5 vez a PN.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eResistência à fadiga\u003c\/strong\u003e para redes com partida e parada frequente de bombas.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGolpe de aríete menor\u003c\/strong\u003e: a elasticidade do PVC-O reduz a celeridade da onda de pressão em relação a ferro fundido e aço.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eImune à corrosão\u003c\/strong\u003e, com vida útil de projeto de 50 anos; estudos citados pela indústria indicam cerca de 100 anos.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJunta elástica integrada\u003c\/strong\u003e com anel em borracha EPDM, montagem por encaixe e sem solda.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDimensões do DN 600 PN 16\u003c\/h2\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eMedida\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eValor\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro nominal\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003eDN 600\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eClasse de pressão\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003ePN 16\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro externo (DE)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e635 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eEspessura de parede (e)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e17,6 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro interno (DI)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e599,8 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eComprimento da bolsa (B)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e261 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eComprimento da barra (L)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e6 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eRelação DE\/e (SDR)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e36,1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eTolerância de ovalização na recepção\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e15,2 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003cp\u003eCorpo branco com duas faixas azuis para identificação da rede. Barra fornecida com ponta chanfrada de fábrica, inclinação entre 12° e 15°.\u003c\/p\u003e\u003ch2\u003ePressão de trabalho por temperatura\u003c\/h2\u003e\u003cp\u003eAté 25 °C a pressão admissível é igual à nominal. Acima disso, multiplique a PN pelo fator ft. O PVC-O não é indicado para operação contínua acima de 45 °C.\u003c\/p\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eTemperatura da água\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eFator ft\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePressão admissível (PFA)\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 25 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,0\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,60 MPa (16 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 30 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,9\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,44 MPa (14,4 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 35 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,8\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,28 MPa (12,8 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 40 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,7\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,12 MPa (11,2 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 45 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,6\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,96 MPa (9,6 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch2\u003eDesempenho hidráulico\u003c\/h2\u003e\u003cp\u003eFaixa de velocidade recomendada pela NBR 15750: de 0,6 m\/s, para garantir autolimpeza, a 3,0 m\/s, para limitar desgaste e transientes.\u003c\/p\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"min-width:520px;width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVelocidade\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVazão (l\/s)\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVazão (m³\/h)\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePerda de carga (m\/km)\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e0,6 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e169,5\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e610\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,43\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e1 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e282,6\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1.017\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,09\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e1,5 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e423,8\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1.526\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e2,29\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e2 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e565,1\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e2.034\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e3,89\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e2,5 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e706,4\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e2.543\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e5,86\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e3 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e847,7\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e3.052\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e8,21\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch2\u003eInstalação\u003c\/h2\u003e\u003ch3\u003eLargura de vala para água\u003c\/h3\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"min-width:650px;width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eProfundidade da vala\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePontaletes\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eContínuo ou descontínuo\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eEspecial\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eMetálico-madeira\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 2 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,15 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,25 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,35 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,85 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eacima de 2 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,30 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,45 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,65 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,85 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch3\u003eRecobrimento mínimo\u003c\/h3\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eLocal da vala\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eRecobrimento mínimo\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob passeio\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,70 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob via pavimentada ou com meio-fio e sarjeta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,00 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob via de terra ou greide indefinido\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,20 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch3\u003eBerço e envoltória\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBerço de material granular fino com no mínimo 10 cm, sobre fundo de vala sem pedras. Não concrete o fundo da vala.\u003c\/li\u003e\n\u003cli\u003eEscave no mínimo 15 cm abaixo da cota de projeto para regularizar o berço. Em rocha, o rebaixo é obrigatório.\u003c\/li\u003e\n\u003cli\u003eEnvoltória em material granular classe II (areia grossa ou cascalho limpo), compactada em camadas de 10 a 15 cm, com grau mínimo de 95% do Proctor Normal.\u003c\/li\u003e\n\u003cli\u003eCompacte alternando os lados da vala, nunca sobre o tubo, até 30 cm acima da geratriz superior. Rolo ou pé de carneiro só a partir de 60 cm acima do tubo.\u003c\/li\u003e\n\u003cli\u003eAbra um nicho sob cada bolsa para que ela não sustente o peso da tubulação.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eMontagem da junta\u003c\/h3\u003e\u003col\u003e\n\u003cli\u003eConfira as extremidades do tubo e a integridade e o posicionamento do anel de vedação.\u003c\/li\u003e\n\u003cli\u003eLimpe com pano úmido a parte interna da bolsa e o anel.\u003c\/li\u003e\n\u003cli\u003eCalce a ponta e a bolsa para evitar contato com o solo e a entrada de areia e pedra.\u003c\/li\u003e\n\u003cli\u003eLubrifique o anel de vedação e a parte interna da bolsa com pasta lubrificante. Nunca use óleo, graxa ou derivado de petróleo.\u003c\/li\u003e\n\u003cli\u003eAlinhe os tubos na horizontal e na vertical e aproxime a ponta da bolsa.\u003c\/li\u003e\n\u003cli\u003eEmpurre a ponta na bolsa até a marca de referência, à mão, com alavanca ou com tirfor nos diâmetros maiores.\u003c\/li\u003e\n\u003cli\u003eFaça a deflexão angular só depois do encaixe completo.\u003c\/li\u003e\n\u003c\/ol\u003e\u003ch3\u003eCurvas, conexões e ancoragem\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eDeflexão na junta de 1° a 2°, feita só depois do encaixe completo. Neste diâmetro, o peso e a rigidez da barra não favorecem curvatura no corpo do tubo: resolva o traçado pela deflexão nas juntas, com verificação do projetista.\u003c\/li\u003e\n\u003cli\u003eNunca aqueça o tubo para formar curva, bolsa ou furo.\u003c\/li\u003e\n\u003cli\u003eUse conexões de ferro fundido NBR 7675. Na conexão de ferro fundido a bolsa é mais curta: com o chanfro da ponta previamente reduzido, introduza o tubo até encostar no fundo da bolsa, sem usar a marca de inserção do tubo como referência.\u003c\/li\u003e\n\u003cli\u003eA junta elástica não resiste à tração: extremidades, curvas, tês, reduções, válvulas, registros e trechos com declividade acentuada exigem bloco de ancoragem de concreto.\u003c\/li\u003e\n\u003cli\u003eProteja o contato entre tubo e bloco com manta de polietileno ou borracha.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eEnsaio de estanqueidade\u003c\/h3\u003e\u003cp\u003eEnsaie em trechos isolados, de preferência antes do reaterro completo e com as juntas à vista, conforme NBR 9650.\u003c\/p\u003e\u003ch2\u003eRecebimento, armazenamento e logística\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eDescarga manual até DN 300. Acima disso, cintas de nylon em dois pontos. Nunca corrente ou cabo de aço, e nunca jogue o tubo ao chão.\u003c\/li\u003e\n\u003cli\u003eEmpilhe sobre sarrafos, alternando ponta e bolsa, até 1,5 m de altura. Armazenagem acima de 6 meses pede cobertura com 50 cm de folga sobre a pilha.\u003c\/li\u003e\n\u003cli\u003eRecuse tubo com ovalização na ponta ou na bolsa que afete o anel. Tubo que amassou e voltou ao formato sem marca branca ou trinca continua próprio para uso.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eItem\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eDN 600\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eBarras por carreta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e24 barras (144 m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003ePasta lubrificante por junta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e95 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eProdutividade de referência da linha\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e20 barras por dia (120 m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eCurvatura no corpo do tubo\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003enão recomendada neste diâmetro: use deflexão na junta, com verificação do projetista\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDesvio por barra com deflexão na junta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,10 m a 1° e 0,21 m a 2°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003cp style=\"font-size:13px;color:#667\"\u003eReferência de produtividade da linha, a partir de obras anteriores. Tamanho da equipe, profundidade da vala e interferências mudam o número.\u003c\/p\u003e\u003ch2\u003eNormas\u003c\/h2\u003e\u003cp\u003eFabricação e ensaios conforme ABNT NBR 15750 e ISO 16422. Anel de vedação conforme ABNT NBR 7676. Conexões de ferro fundido conforme ABNT NBR 7675. Execução de vala e reaterro conforme ABNT NBR 17015. Ensaio de estanqueidade conforme ABNT NBR 9650.\u003c\/p\u003e\u003ch2\u003eCondições de fornecimento\u003c\/h2\u003e\u003cp\u003ePedido mínimo de \u003cstrong\u003eR$ 5.000,00\u003c\/strong\u003e para a linha PVC-O. Frete FOB SP. Prazo de entrega confirmado na cotação. Para cotar, informe diâmetros, classes de pressão, quantidades e local de entrega.\u003c\/p\u003e\u003ch2\u003ePerguntas frequentes\u003c\/h2\u003e\u003ch3\u003eO tubo PVC-O DN 600 encaixa em conexão de ferro fundido?\u003c\/h3\u003e\u003cp\u003eSim. O diâmetro externo de 635 mm é equivalente ao do ferro fundido, e a ponta acopla em tubos e conexões de ferro fundido conforme NBR 7675. Na conexão de ferro fundido a bolsa é mais curta: com o chanfro da ponta previamente reduzido, introduza o tubo até encostar no fundo da bolsa, sem usar a marca de inserção do tubo como referência.\u003c\/p\u003e\u003ch3\u003eQual a pressão máxima do tubo PVC-O DN 600 PN 16?\u003c\/h3\u003e\u003cp\u003eA pressão de operação contínua é de 1,60 MPa (16 bar) até 25 °C. Acima disso aplica-se o fator de redução da ficha técnica: 1,28 MPa a 35 °C e 0,96 MPa a 45 °C. Transientes pontuais de golpe de aríete são tolerados até 1,5 vez a pressão nominal.\u003c\/p\u003e\u003ch3\u003eQual a vazão do tubo PVC-O DN 600 PN 16?\u003c\/h3\u003e\u003cp\u003eCom diâmetro interno calculado de 599,8 mm, o tubo conduz cerca de 282,6 l\/s a 1 m\/s. Na faixa de velocidade recomendada pela NBR 15750, de 0,6 a 3,0 m\/s, a vazão vai de 169,5 a 847,7 l\/s. O projeto executivo define o valor final.\u003c\/p\u003e\u003ch3\u003eQual a largura mínima de vala para tubo DN 600?\u003c\/h3\u003e\u003cp\u003ePara vala de até 2 m de profundidade com escoramento por pontaletes, a largura de referência é de 1,15 m. A largura cresce com a profundidade e o tipo de escoramento, e deve deixar espaço para o compactador trabalhar nas laterais do tubo.\u003c\/p\u003e\u003ch3\u003eQual o pedido mínimo e como funciona o frete?\u003c\/h3\u003e\u003cp\u003eO pedido mínimo da linha PVC-O é de R$ 5.000,00, com frete FOB SP. O prazo de entrega é confirmado na cotação, a partir da lista de diâmetros, classes de pressão, quantidades e local de entrega.\u003c\/p\u003e\u003ch2\u003eVeja também\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/collections\/tubo-pvc-o\"\u003elinha completa de tubos PVC-O\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/collections\/tubo-pvc-o-agua\"\u003etodos os diâmetros de PVC-O para água\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-16-dn-600\"\u003etubo PVC-O DN 600 PN 16 para esgoto\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-16-dn-500\"\u003etubo PVC-O DN 500 PN 16\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-12-5-dn-600\"\u003etubo PVC-O DN 600 classe PN 12,5\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp style=\"font-size:13px;color:#667\"\u003eValores de referência para pré-dimensionamento. Hidráulica calculada por Darcy-Weisbach com Colebrook-White (rugosidade 0,003 mm para água e 0,06 mm para esgoto, água a 20 °C). DI calculado pela espessura nominal da ficha técnica; tabelas de ensaio podem indicar vazão menor. O projeto executivo e o responsável técnico prevalecem.\u003c\/p\u003e","brand":"Mininco","offers":[{"title":"Default Title","offer_id":69638501367842,"sku":"PVCO-AG-600-16","price":99999.99,"currency_code":"BRL","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0801\/2598\/4802\/files\/pvco_agua_principal_99923b68-153f-42b7-8e60-e1d66eb108ba.jpg?v=1793868309"},{"product_id":"tubo-pvc-o-esgoto-pn-16-dn-100","title":"Tubo PVC-O DEFOFO Esgoto Recalque PN 16 DN 100 Barra 6m Junta Elástica JEI","description":"\u003cp\u003eTubo de PVC orientado (PVC-O) DN 100, classe de pressão PN 16, para redes coletoras de esgoto pressurizadas e linhas de recalque de estações elevatórias. A orientação molecular nas direções axial e circunferencial alinha as cadeias do PVC e leva o material a um MRS de 45 MPa: a parede fica mais fina, o diâmetro interno maior e a rede ganha vazão com menos peso por metro.\u003c\/p\u003e\u003cp\u003eO diâmetro externo de \u003cstrong\u003e118 mm\u003c\/strong\u003e é equivalente ao do ferro fundido (DEFOFO). A ponta do tubo acopla em tubos e conexões de ferro fundido NBR 7675.\u003c\/p\u003e\u003ch2\u003eDestaques técnicos\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePressão nominal de 1,60 MPa\u003c\/strong\u003e com tolerância a transientes pontuais de até 1,5 vez a PN.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eResistência à fadiga\u003c\/strong\u003e para redes com partida e parada frequente de bombas.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGolpe de aríete menor\u003c\/strong\u003e: a elasticidade do PVC-O reduz a celeridade da onda de pressão em relação a ferro fundido e aço.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eImune à corrosão\u003c\/strong\u003e, com vida útil de projeto de 50 anos; estudos citados pela indústria indicam cerca de 100 anos.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJunta elástica integrada\u003c\/strong\u003e com anel em borracha NBR (nitrílica), montagem por encaixe e sem solda.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDimensões do DN 100 PN 16\u003c\/h2\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eMedida\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eValor\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro nominal\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003eDN 100\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eClasse de pressão\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003ePN 16\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro externo (DE)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e118 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eEspessura de parede (e)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e3,3 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro interno (DI)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e111,4 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eComprimento da bolsa (B)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e115 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eComprimento da barra (L)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e6 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eRelação DE\/e (SDR)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e35,8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eTolerância de ovalização na recepção\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e2,7 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003cp\u003eCorpo branco com duas faixas ocre para identificação da rede. Barra fornecida com ponta chanfrada de fábrica, inclinação entre 12° e 15°.\u003c\/p\u003e\u003ch2\u003ePressão de trabalho por temperatura\u003c\/h2\u003e\u003cp\u003eAté 25 °C a pressão admissível é igual à nominal. Acima disso, multiplique a PN pelo fator ft. O PVC-O não é indicado para operação contínua acima de 45 °C.\u003c\/p\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eTemperatura do fluido\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eFator ft\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePressão admissível (PFA)\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 25 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,0\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,60 MPa (16 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 30 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,9\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,44 MPa (14,4 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 35 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,8\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,28 MPa (12,8 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 40 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,7\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,12 MPa (11,2 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 45 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,6\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,96 MPa (9,6 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch2\u003eDesempenho hidráulico\u003c\/h2\u003e\u003cp\u003eFaixa de velocidade recomendada pela NBR 15750: de 0,6 m\/s, para garantir autolimpeza, a 3,0 m\/s, para limitar desgaste e transientes.\u003c\/p\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"min-width:520px;width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVelocidade\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVazão (l\/s)\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVazão (m³\/h)\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePerda de carga (m\/km)\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e0,6 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e5,8\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e21\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e3,57\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e1 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e9,7\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e35\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e9,26\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e1,5 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e14,6\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e53\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e19,92\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e2 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e19,5\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e70\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e34,51\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e2,5 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e24,4\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e88\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e53,00\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e3 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e29,2\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e105\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e75,38\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch2\u003eInstalação\u003c\/h2\u003e\u003ch3\u003eLargura de vala para esgoto\u003c\/h3\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"min-width:650px;width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eProfundidade da vala\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePontaletes\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eContínuo ou descontínuo\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eEspecial\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eMetálico-madeira\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 2 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,65 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,65 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,75 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003enão se aplica\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003ede 2 a 4 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,75 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,85 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,05 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003enão se aplica\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003ede 4 a 6 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,85 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,05 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,35 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003enão se aplica\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003ede 6 a 8 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,95 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,25 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,65 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003enão se aplica\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch3\u003eRecobrimento mínimo\u003c\/h3\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eLocal da vala\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eRecobrimento mínimo\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob passeio\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,80 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob via pavimentada ou com meio-fio e sarjeta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,00 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob via de terra ou greide indefinido\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,20 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch3\u003eBerço e envoltória\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBerço de material granular fino com no mínimo 10 cm, sobre fundo de vala sem pedras. Não concrete o fundo da vala.\u003c\/li\u003e\n\u003cli\u003eEscave no mínimo 15 cm abaixo da cota de projeto para regularizar o berço. Em rocha, o rebaixo é obrigatório.\u003c\/li\u003e\n\u003cli\u003eEnvoltória em material granular classe II (areia grossa ou cascalho limpo), compactada em camadas de 10 a 15 cm, com grau mínimo de 95% do Proctor Normal.\u003c\/li\u003e\n\u003cli\u003eCompacte alternando os lados da vala, nunca sobre o tubo, até 30 cm acima da geratriz superior. Rolo ou pé de carneiro só a partir de 60 cm acima do tubo.\u003c\/li\u003e\n\u003cli\u003eAbra um nicho sob cada bolsa para que ela não sustente o peso da tubulação.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eMontagem da junta\u003c\/h3\u003e\u003col\u003e\n\u003cli\u003eConfira as extremidades do tubo e a integridade e o posicionamento do anel de vedação.\u003c\/li\u003e\n\u003cli\u003eLimpe com pano úmido a parte interna da bolsa e o anel.\u003c\/li\u003e\n\u003cli\u003eCalce a ponta e a bolsa para evitar contato com o solo e a entrada de areia e pedra.\u003c\/li\u003e\n\u003cli\u003eLubrifique o anel de vedação e a parte interna da bolsa com pasta lubrificante. Nunca use óleo, graxa ou derivado de petróleo.\u003c\/li\u003e\n\u003cli\u003eAlinhe os tubos na horizontal e na vertical e aproxime a ponta da bolsa.\u003c\/li\u003e\n\u003cli\u003eEmpurre a ponta na bolsa até a marca de referência, à mão, com alavanca ou com tirfor nos diâmetros maiores.\u003c\/li\u003e\n\u003cli\u003eFaça a deflexão angular só depois do encaixe completo.\u003c\/li\u003e\n\u003c\/ol\u003e\u003ch3\u003eCurvas, conexões e ancoragem\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eDeflexão na junta de 1° a 2°, feita só depois do encaixe completo. Curvatura no corpo do tubo com raio mínimo de 23,6 m (200 x DE), apoiando as extremidades e aplicando a força no meio do vão.\u003c\/li\u003e\n\u003cli\u003eNunca aqueça o tubo para formar curva, bolsa ou furo.\u003c\/li\u003e\n\u003cli\u003eUse conexões de ferro fundido NBR 7675. Na conexão de ferro fundido a bolsa é mais curta: com o chanfro da ponta previamente reduzido, introduza o tubo até encostar no fundo da bolsa, sem usar a marca de inserção do tubo como referência.\u003c\/li\u003e\n\u003cli\u003eA junta elástica não resiste à tração: extremidades, curvas, tês, reduções, válvulas, registros e trechos com declividade acentuada exigem bloco de ancoragem de concreto.\u003c\/li\u003e\n\u003cli\u003eProteja o contato entre tubo e bloco com manta de polietileno ou borracha.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eEnsaio de estanqueidade\u003c\/h3\u003e\u003cp\u003eEnsaie em trechos isolados, de preferência antes do reaterro completo e com as juntas à vista, conforme NBR 9650.\u003c\/p\u003e\u003ch2\u003eRecebimento, armazenamento e logística\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eDescarga manual até DN 300. Acima disso, cintas de nylon em dois pontos. Nunca corrente ou cabo de aço, e nunca jogue o tubo ao chão.\u003c\/li\u003e\n\u003cli\u003eEmpilhe sobre sarrafos, alternando ponta e bolsa, até 1,5 m de altura. Armazenagem acima de 6 meses pede cobertura com 50 cm de folga sobre a pilha.\u003c\/li\u003e\n\u003cli\u003eRecuse tubo com ovalização na ponta ou na bolsa que afete o anel. Tubo que amassou e voltou ao formato sem marca branca ou trinca continua próprio para uso.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eItem\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eDN 100\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eBarras por carreta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e912 barras (5.472 m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003ePasta lubrificante por junta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e20 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eProdutividade de referência da linha\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e50 barras por dia (300 m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eCurvatura no corpo do tubo\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e23,6 m (200 x DE)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDesvio por barra com deflexão na junta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,10 m a 1° e 0,21 m a 2°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003cp style=\"font-size:13px;color:#667\"\u003eReferência de produtividade da linha, a partir de obras anteriores. Tamanho da equipe, profundidade da vala e interferências mudam o número.\u003c\/p\u003e\u003ch2\u003eNormas\u003c\/h2\u003e\u003cp\u003eFabricação e ensaios conforme ABNT NBR 15750 e ISO 16422. Anel de vedação conforme ABNT NBR 7676. Conexões de ferro fundido conforme ABNT NBR 7675. Execução de vala e reaterro conforme ABNT NBR 17015. Ensaio de estanqueidade conforme ABNT NBR 9650.\u003c\/p\u003e\u003ch2\u003eCondições de fornecimento\u003c\/h2\u003e\u003cp\u003ePedido mínimo de \u003cstrong\u003eR$ 5.000,00\u003c\/strong\u003e para a linha PVC-O. Frete FOB SP. Prazo de entrega confirmado na cotação. Para cotar, informe diâmetros, classes de pressão, quantidades e local de entrega.\u003c\/p\u003e\u003ch2\u003ePerguntas frequentes\u003c\/h2\u003e\u003ch3\u003eO tubo PVC-O DN 100 encaixa em conexão de ferro fundido?\u003c\/h3\u003e\u003cp\u003eSim. O diâmetro externo de 118 mm é equivalente ao do ferro fundido, e a ponta acopla em tubos e conexões de ferro fundido conforme NBR 7675. Na conexão de ferro fundido a bolsa é mais curta: com o chanfro da ponta previamente reduzido, introduza o tubo até encostar no fundo da bolsa, sem usar a marca de inserção do tubo como referência.\u003c\/p\u003e\u003ch3\u003eQual a pressão máxima do tubo PVC-O DN 100 PN 16?\u003c\/h3\u003e\u003cp\u003eA pressão de operação contínua é de 1,60 MPa (16 bar) até 25 °C. Acima disso aplica-se o fator de redução da ficha técnica: 1,28 MPa a 35 °C e 0,96 MPa a 45 °C. Transientes pontuais de golpe de aríete são tolerados até 1,5 vez a pressão nominal.\u003c\/p\u003e\u003ch3\u003eQual a vazão do tubo PVC-O DN 100 PN 16?\u003c\/h3\u003e\u003cp\u003eCom diâmetro interno calculado de 111,4 mm, o tubo conduz cerca de 9,7 l\/s a 1 m\/s. Na faixa de velocidade recomendada pela NBR 15750, de 0,6 a 3,0 m\/s, a vazão vai de 5,8 a 29,2 l\/s. O projeto executivo define o valor final.\u003c\/p\u003e\u003ch3\u003eQual a largura mínima de vala para tubo DN 100?\u003c\/h3\u003e\u003cp\u003ePara vala de até 2 m de profundidade com escoramento por pontaletes, a largura de referência é de 0,65 m. A largura cresce com a profundidade e o tipo de escoramento, e deve deixar espaço para o compactador trabalhar nas laterais do tubo.\u003c\/p\u003e\u003ch3\u003eQual o pedido mínimo e como funciona o frete?\u003c\/h3\u003e\u003cp\u003eO pedido mínimo da linha PVC-O é de R$ 5.000,00, com frete FOB SP. O prazo de entrega é confirmado na cotação, a partir da lista de diâmetros, classes de pressão, quantidades e local de entrega.\u003c\/p\u003e\u003ch2\u003eVeja também\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/collections\/tubo-pvc-o\"\u003elinha completa de tubos PVC-O\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/collections\/tubo-pvc-o-esgoto\"\u003etodos os diâmetros de PVC-O para esgoto\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-16-dn-100\"\u003etubo PVC-O DN 100 PN 16 para água\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-16-dn-150\"\u003etubo PVC-O DN 150 PN 16\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-12-5-dn-100\"\u003etubo PVC-O DN 100 classe PN 12,5\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-20-dn-100\"\u003etubo PVC-O DN 100 classe PN 20\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp style=\"font-size:13px;color:#667\"\u003eValores de referência para pré-dimensionamento. Hidráulica calculada por Darcy-Weisbach com Colebrook-White (rugosidade 0,003 mm para água e 0,06 mm para esgoto, água a 20 °C). DI calculado pela espessura nominal da ficha técnica; tabelas de ensaio podem indicar vazão menor. O projeto executivo e o responsável técnico prevalecem.\u003c\/p\u003e","brand":"Mininco","offers":[{"title":"Default Title","offer_id":69638501466146,"sku":"PVCO-ES-100-16","price":99999.99,"currency_code":"BRL","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0801\/2598\/4802\/files\/pvco_esgoto_principal_76ebcf8a-461e-4e2e-a8c2-9cfae1b99fb6.jpg?v=1793868310"},{"product_id":"tubo-pvc-o-esgoto-pn-16-dn-200","title":"Tubo PVC-O DEFOFO Esgoto Recalque PN 16 DN 200 Barra 6m Junta Elástica JEI","description":"\u003cp\u003eTubo de PVC orientado (PVC-O) DN 200, classe de pressão PN 16, para redes coletoras de esgoto pressurizadas e linhas de recalque de estações elevatórias. A orientação molecular nas direções axial e circunferencial alinha as cadeias do PVC e leva o material a um MRS de 45 MPa: a parede fica mais fina, o diâmetro interno maior e a rede ganha vazão com menos peso por metro.\u003c\/p\u003e\u003cp\u003eO diâmetro externo de \u003cstrong\u003e222 mm\u003c\/strong\u003e é equivalente ao do ferro fundido (DEFOFO). A ponta do tubo acopla em tubos e conexões de ferro fundido NBR 7675.\u003c\/p\u003e\u003ch2\u003eDestaques técnicos\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePressão nominal de 1,60 MPa\u003c\/strong\u003e com tolerância a transientes pontuais de até 1,5 vez a PN.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eResistência à fadiga\u003c\/strong\u003e para redes com partida e parada frequente de bombas.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGolpe de aríete menor\u003c\/strong\u003e: a elasticidade do PVC-O reduz a celeridade da onda de pressão em relação a ferro fundido e aço.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eImune à corrosão\u003c\/strong\u003e, com vida útil de projeto de 50 anos; estudos citados pela indústria indicam cerca de 100 anos.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJunta elástica integrada\u003c\/strong\u003e com anel em borracha NBR (nitrílica), montagem por encaixe e sem solda.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDimensões do DN 200 PN 16\u003c\/h2\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eMedida\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eValor\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro nominal\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003eDN 200\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eClasse de pressão\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003ePN 16\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro externo (DE)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e222 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eEspessura de parede (e)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e6,2 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro interno (DI)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e209,6 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eComprimento da bolsa (B)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e145 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eComprimento da barra (L)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e6 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eRelação DE\/e (SDR)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e35,8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eTolerância de ovalização na recepção\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e4,8 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003cp\u003eCorpo branco com duas faixas ocre para identificação da rede. Barra fornecida com ponta chanfrada de fábrica, inclinação entre 12° e 15°.\u003c\/p\u003e\u003ch2\u003ePressão de trabalho por temperatura\u003c\/h2\u003e\u003cp\u003eAté 25 °C a pressão admissível é igual à nominal. Acima disso, multiplique a PN pelo fator ft. O PVC-O não é indicado para operação contínua acima de 45 °C.\u003c\/p\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eTemperatura do fluido\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eFator ft\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePressão admissível (PFA)\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 25 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,0\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,60 MPa (16 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 30 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,9\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,44 MPa (14,4 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 35 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,8\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,28 MPa (12,8 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 40 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,7\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,12 MPa (11,2 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 45 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,6\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,96 MPa (9,6 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch2\u003eDesempenho hidráulico\u003c\/h2\u003e\u003cp\u003eFaixa de velocidade recomendada pela NBR 15750: de 0,6 m\/s, para garantir autolimpeza, a 3,0 m\/s, para limitar desgaste e transientes.\u003c\/p\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"min-width:520px;width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVelocidade\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVazão (l\/s)\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVazão (m³\/h)\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePerda de carga (m\/km)\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e0,6 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e20,7\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e75\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,64\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e1 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e34,5\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e124\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e4,27\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e1,5 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e51,8\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e186\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e9,20\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e2 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e69,0\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e248\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e15,95\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e2,5 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e86,3\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e311\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e24,51\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e3 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e103,5\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e373\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e34,87\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch2\u003eInstalação\u003c\/h2\u003e\u003ch3\u003eLargura de vala para esgoto\u003c\/h3\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"min-width:650px;width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eProfundidade da vala\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePontaletes\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eContínuo ou descontínuo\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eEspecial\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eMetálico-madeira\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 2 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,70 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,70 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,80 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003enão se aplica\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003ede 2 a 4 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,80 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,90 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,10 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,75 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003ede 4 a 6 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,90 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,10 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,40 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,90 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003ede 6 a 8 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,00 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,30 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,70 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e2,05 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch3\u003eRecobrimento mínimo\u003c\/h3\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eLocal da vala\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eRecobrimento mínimo\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob passeio\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,80 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob via pavimentada ou com meio-fio e sarjeta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,00 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob via de terra ou greide indefinido\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,20 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch3\u003eBerço e envoltória\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBerço de material granular fino com no mínimo 10 cm, sobre fundo de vala sem pedras. Não concrete o fundo da vala.\u003c\/li\u003e\n\u003cli\u003eEscave no mínimo 15 cm abaixo da cota de projeto para regularizar o berço. Em rocha, o rebaixo é obrigatório.\u003c\/li\u003e\n\u003cli\u003eEnvoltória em material granular classe II (areia grossa ou cascalho limpo), compactada em camadas de 10 a 15 cm, com grau mínimo de 95% do Proctor Normal.\u003c\/li\u003e\n\u003cli\u003eCompacte alternando os lados da vala, nunca sobre o tubo, até 30 cm acima da geratriz superior. Rolo ou pé de carneiro só a partir de 60 cm acima do tubo.\u003c\/li\u003e\n\u003cli\u003eAbra um nicho sob cada bolsa para que ela não sustente o peso da tubulação.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eMontagem da junta\u003c\/h3\u003e\u003col\u003e\n\u003cli\u003eConfira as extremidades do tubo e a integridade e o posicionamento do anel de vedação.\u003c\/li\u003e\n\u003cli\u003eLimpe com pano úmido a parte interna da bolsa e o anel.\u003c\/li\u003e\n\u003cli\u003eCalce a ponta e a bolsa para evitar contato com o solo e a entrada de areia e pedra.\u003c\/li\u003e\n\u003cli\u003eLubrifique o anel de vedação e a parte interna da bolsa com pasta lubrificante. Nunca use óleo, graxa ou derivado de petróleo.\u003c\/li\u003e\n\u003cli\u003eAlinhe os tubos na horizontal e na vertical e aproxime a ponta da bolsa.\u003c\/li\u003e\n\u003cli\u003eEmpurre a ponta na bolsa até a marca de referência, à mão, com alavanca ou com tirfor nos diâmetros maiores.\u003c\/li\u003e\n\u003cli\u003eFaça a deflexão angular só depois do encaixe completo.\u003c\/li\u003e\n\u003c\/ol\u003e\u003ch3\u003eCurvas, conexões e ancoragem\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eDeflexão na junta de 1° a 2°, feita só depois do encaixe completo. Curvatura no corpo do tubo com raio mínimo de 44,4 m (200 x DE), apoiando as extremidades e aplicando a força no meio do vão.\u003c\/li\u003e\n\u003cli\u003eNunca aqueça o tubo para formar curva, bolsa ou furo.\u003c\/li\u003e\n\u003cli\u003eUse conexões de ferro fundido NBR 7675. Na conexão de ferro fundido a bolsa é mais curta: com o chanfro da ponta previamente reduzido, introduza o tubo até encostar no fundo da bolsa, sem usar a marca de inserção do tubo como referência.\u003c\/li\u003e\n\u003cli\u003eA junta elástica não resiste à tração: extremidades, curvas, tês, reduções, válvulas, registros e trechos com declividade acentuada exigem bloco de ancoragem de concreto.\u003c\/li\u003e\n\u003cli\u003eProteja o contato entre tubo e bloco com manta de polietileno ou borracha.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eEnsaio de estanqueidade\u003c\/h3\u003e\u003cp\u003eEnsaie em trechos isolados, de preferência antes do reaterro completo e com as juntas à vista, conforme NBR 9650.\u003c\/p\u003e\u003ch2\u003eRecebimento, armazenamento e logística\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eDescarga manual até DN 300. Acima disso, cintas de nylon em dois pontos. Nunca corrente ou cabo de aço, e nunca jogue o tubo ao chão.\u003c\/li\u003e\n\u003cli\u003eEmpilhe sobre sarrafos, alternando ponta e bolsa, até 1,5 m de altura. Armazenagem acima de 6 meses pede cobertura com 50 cm de folga sobre a pilha.\u003c\/li\u003e\n\u003cli\u003eRecuse tubo com ovalização na ponta ou na bolsa que afete o anel. Tubo que amassou e voltou ao formato sem marca branca ou trinca continua próprio para uso.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eItem\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eDN 200\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eBarras por carreta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e240 barras (1.440 m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003ePasta lubrificante por junta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e40 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eProdutividade de referência da linha\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e44 barras por dia (264 m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eCurvatura no corpo do tubo\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e44,4 m (200 x DE)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDesvio por barra com deflexão na junta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,10 m a 1° e 0,21 m a 2°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003cp style=\"font-size:13px;color:#667\"\u003eReferência de produtividade da linha, a partir de obras anteriores. Tamanho da equipe, profundidade da vala e interferências mudam o número.\u003c\/p\u003e\u003ch2\u003eNormas\u003c\/h2\u003e\u003cp\u003eFabricação e ensaios conforme ABNT NBR 15750 e ISO 16422. Anel de vedação conforme ABNT NBR 7676. Conexões de ferro fundido conforme ABNT NBR 7675. Execução de vala e reaterro conforme ABNT NBR 17015. Ensaio de estanqueidade conforme ABNT NBR 9650.\u003c\/p\u003e\u003ch2\u003eCondições de fornecimento\u003c\/h2\u003e\u003cp\u003ePedido mínimo de \u003cstrong\u003eR$ 5.000,00\u003c\/strong\u003e para a linha PVC-O. Frete FOB SP. Prazo de entrega confirmado na cotação. Para cotar, informe diâmetros, classes de pressão, quantidades e local de entrega.\u003c\/p\u003e\u003ch2\u003ePerguntas frequentes\u003c\/h2\u003e\u003ch3\u003eO tubo PVC-O DN 200 encaixa em conexão de ferro fundido?\u003c\/h3\u003e\u003cp\u003eSim. O diâmetro externo de 222 mm é equivalente ao do ferro fundido, e a ponta acopla em tubos e conexões de ferro fundido conforme NBR 7675. Na conexão de ferro fundido a bolsa é mais curta: com o chanfro da ponta previamente reduzido, introduza o tubo até encostar no fundo da bolsa, sem usar a marca de inserção do tubo como referência.\u003c\/p\u003e\u003ch3\u003eQual a pressão máxima do tubo PVC-O DN 200 PN 16?\u003c\/h3\u003e\u003cp\u003eA pressão de operação contínua é de 1,60 MPa (16 bar) até 25 °C. Acima disso aplica-se o fator de redução da ficha técnica: 1,28 MPa a 35 °C e 0,96 MPa a 45 °C. Transientes pontuais de golpe de aríete são tolerados até 1,5 vez a pressão nominal.\u003c\/p\u003e\u003ch3\u003eQual a vazão do tubo PVC-O DN 200 PN 16?\u003c\/h3\u003e\u003cp\u003eCom diâmetro interno calculado de 209,6 mm, o tubo conduz cerca de 34,5 l\/s a 1 m\/s. Na faixa de velocidade recomendada pela NBR 15750, de 0,6 a 3,0 m\/s, a vazão vai de 20,7 a 103,5 l\/s. O projeto executivo define o valor final.\u003c\/p\u003e\u003ch3\u003eQual a largura mínima de vala para tubo DN 200?\u003c\/h3\u003e\u003cp\u003ePara vala de até 2 m de profundidade com escoramento por pontaletes, a largura de referência é de 0,70 m. A largura cresce com a profundidade e o tipo de escoramento, e deve deixar espaço para o compactador trabalhar nas laterais do tubo.\u003c\/p\u003e\u003ch3\u003eQual o pedido mínimo e como funciona o frete?\u003c\/h3\u003e\u003cp\u003eO pedido mínimo da linha PVC-O é de R$ 5.000,00, com frete FOB SP. O prazo de entrega é confirmado na cotação, a partir da lista de diâmetros, classes de pressão, quantidades e local de entrega.\u003c\/p\u003e\u003ch2\u003eVeja também\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/collections\/tubo-pvc-o\"\u003elinha completa de tubos PVC-O\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/collections\/tubo-pvc-o-esgoto\"\u003etodos os diâmetros de PVC-O para esgoto\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-16-dn-200\"\u003etubo PVC-O DN 200 PN 16 para água\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-16-dn-150\"\u003etubo PVC-O DN 150 PN 16\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-16-dn-250\"\u003etubo PVC-O DN 250 PN 16\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-12-5-dn-200\"\u003etubo PVC-O DN 200 classe PN 12,5\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-20-dn-200\"\u003etubo PVC-O DN 200 classe PN 20\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp style=\"font-size:13px;color:#667\"\u003eValores de referência para pré-dimensionamento. Hidráulica calculada por Darcy-Weisbach com Colebrook-White (rugosidade 0,003 mm para água e 0,06 mm para esgoto, água a 20 °C). DI calculado pela espessura nominal da ficha técnica; tabelas de ensaio podem indicar vazão menor. O projeto executivo e o responsável técnico prevalecem.\u003c\/p\u003e","brand":"Mininco","offers":[{"title":"Default Title","offer_id":69638501728290,"sku":"PVCO-ES-200-16","price":99999.99,"currency_code":"BRL","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0801\/2598\/4802\/files\/pvco_esgoto_principal_e9a48123-086d-4307-8d59-9474cc0798b5.jpg?v=1793868311"},{"product_id":"tubo-pvc-o-esgoto-pn-16-dn-150","title":"Tubo PVC-O DEFOFO Esgoto Recalque PN 16 DN 150 Barra 6m Junta Elástica JEI","description":"\u003cp\u003eTubo de PVC orientado (PVC-O) DN 150, classe de pressão PN 16, para redes coletoras de esgoto pressurizadas e linhas de recalque de estações elevatórias. A orientação molecular nas direções axial e circunferencial alinha as cadeias do PVC e leva o material a um MRS de 45 MPa: a parede fica mais fina, o diâmetro interno maior e a rede ganha vazão com menos peso por metro.\u003c\/p\u003e\u003cp\u003eO diâmetro externo de \u003cstrong\u003e170 mm\u003c\/strong\u003e é equivalente ao do ferro fundido (DEFOFO). A ponta do tubo acopla em tubos e conexões de ferro fundido NBR 7675.\u003c\/p\u003e\u003ch2\u003eDestaques técnicos\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePressão nominal de 1,60 MPa\u003c\/strong\u003e com tolerância a transientes pontuais de até 1,5 vez a PN.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eResistência à fadiga\u003c\/strong\u003e para redes com partida e parada frequente de bombas.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGolpe de aríete menor\u003c\/strong\u003e: a elasticidade do PVC-O reduz a celeridade da onda de pressão em relação a ferro fundido e aço.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eImune à corrosão\u003c\/strong\u003e, com vida útil de projeto de 50 anos; estudos citados pela indústria indicam cerca de 100 anos.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJunta elástica integrada\u003c\/strong\u003e com anel em borracha NBR (nitrílica), montagem por encaixe e sem solda.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDimensões do DN 150 PN 16\u003c\/h2\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eMedida\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eValor\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro nominal\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003eDN 150\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eClasse de pressão\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003ePN 16\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro externo (DE)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e170 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eEspessura de parede (e)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e4,7 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro interno (DI)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e160,6 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eComprimento da bolsa (B)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e134 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eComprimento da barra (L)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e6 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eRelação DE\/e (SDR)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e36,2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eTolerância de ovalização na recepção\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e3,9 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003cp\u003eCorpo branco com duas faixas ocre para identificação da rede. Barra fornecida com ponta chanfrada de fábrica, inclinação entre 12° e 15°.\u003c\/p\u003e\u003ch2\u003ePressão de trabalho por temperatura\u003c\/h2\u003e\u003cp\u003eAté 25 °C a pressão admissível é igual à nominal. Acima disso, multiplique a PN pelo fator ft. O PVC-O não é indicado para operação contínua acima de 45 °C.\u003c\/p\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eTemperatura do fluido\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eFator ft\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePressão admissível (PFA)\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 25 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,0\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,60 MPa (16 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 30 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,9\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,44 MPa (14,4 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 35 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,8\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,28 MPa (12,8 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 40 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,7\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,12 MPa (11,2 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 45 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,6\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,96 MPa (9,6 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch2\u003eDesempenho hidráulico\u003c\/h2\u003e\u003cp\u003eFaixa de velocidade recomendada pela NBR 15750: de 0,6 m\/s, para garantir autolimpeza, a 3,0 m\/s, para limitar desgaste e transientes.\u003c\/p\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"min-width:520px;width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVelocidade\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVazão (l\/s)\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVazão (m³\/h)\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePerda de carga (m\/km)\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e0,6 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e12,2\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e44\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e2,28\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e1 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e20,3\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e73\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e5,91\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e1,5 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e30,4\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e109\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e12,73\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e2 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e40,5\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e146\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e22,05\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e2,5 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e50,6\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e182\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e33,88\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e3 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e60,8\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e219\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e48,19\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch2\u003eInstalação\u003c\/h2\u003e\u003ch3\u003eLargura de vala para esgoto\u003c\/h3\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"min-width:650px;width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eProfundidade da vala\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePontaletes\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eContínuo ou descontínuo\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eEspecial\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eMetálico-madeira\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 2 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,65 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,65 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,75 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003enão se aplica\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003ede 2 a 4 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,75 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,85 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,05 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003enão se aplica\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003ede 4 a 6 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,85 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,05 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,35 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003enão se aplica\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003ede 6 a 8 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,95 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,25 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,65 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003enão se aplica\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch3\u003eRecobrimento mínimo\u003c\/h3\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eLocal da vala\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eRecobrimento mínimo\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob passeio\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,80 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob via pavimentada ou com meio-fio e sarjeta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,00 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob via de terra ou greide indefinido\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,20 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch3\u003eBerço e envoltória\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBerço de material granular fino com no mínimo 10 cm, sobre fundo de vala sem pedras. Não concrete o fundo da vala.\u003c\/li\u003e\n\u003cli\u003eEscave no mínimo 15 cm abaixo da cota de projeto para regularizar o berço. Em rocha, o rebaixo é obrigatório.\u003c\/li\u003e\n\u003cli\u003eEnvoltória em material granular classe II (areia grossa ou cascalho limpo), compactada em camadas de 10 a 15 cm, com grau mínimo de 95% do Proctor Normal.\u003c\/li\u003e\n\u003cli\u003eCompacte alternando os lados da vala, nunca sobre o tubo, até 30 cm acima da geratriz superior. Rolo ou pé de carneiro só a partir de 60 cm acima do tubo.\u003c\/li\u003e\n\u003cli\u003eAbra um nicho sob cada bolsa para que ela não sustente o peso da tubulação.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eMontagem da junta\u003c\/h3\u003e\u003col\u003e\n\u003cli\u003eConfira as extremidades do tubo e a integridade e o posicionamento do anel de vedação.\u003c\/li\u003e\n\u003cli\u003eLimpe com pano úmido a parte interna da bolsa e o anel.\u003c\/li\u003e\n\u003cli\u003eCalce a ponta e a bolsa para evitar contato com o solo e a entrada de areia e pedra.\u003c\/li\u003e\n\u003cli\u003eLubrifique o anel de vedação e a parte interna da bolsa com pasta lubrificante. Nunca use óleo, graxa ou derivado de petróleo.\u003c\/li\u003e\n\u003cli\u003eAlinhe os tubos na horizontal e na vertical e aproxime a ponta da bolsa.\u003c\/li\u003e\n\u003cli\u003eEmpurre a ponta na bolsa até a marca de referência, à mão, com alavanca ou com tirfor nos diâmetros maiores.\u003c\/li\u003e\n\u003cli\u003eFaça a deflexão angular só depois do encaixe completo.\u003c\/li\u003e\n\u003c\/ol\u003e\u003ch3\u003eCurvas, conexões e ancoragem\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eDeflexão na junta de 1° a 2°, feita só depois do encaixe completo. Curvatura no corpo do tubo com raio mínimo de 34 m (200 x DE), apoiando as extremidades e aplicando a força no meio do vão.\u003c\/li\u003e\n\u003cli\u003eNunca aqueça o tubo para formar curva, bolsa ou furo.\u003c\/li\u003e\n\u003cli\u003eUse conexões de ferro fundido NBR 7675. Na conexão de ferro fundido a bolsa é mais curta: com o chanfro da ponta previamente reduzido, introduza o tubo até encostar no fundo da bolsa, sem usar a marca de inserção do tubo como referência.\u003c\/li\u003e\n\u003cli\u003eA junta elástica não resiste à tração: extremidades, curvas, tês, reduções, válvulas, registros e trechos com declividade acentuada exigem bloco de ancoragem de concreto.\u003c\/li\u003e\n\u003cli\u003eProteja o contato entre tubo e bloco com manta de polietileno ou borracha.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eEnsaio de estanqueidade\u003c\/h3\u003e\u003cp\u003eEnsaie em trechos isolados, de preferência antes do reaterro completo e com as juntas à vista, conforme NBR 9650.\u003c\/p\u003e\u003ch2\u003eRecebimento, armazenamento e logística\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eDescarga manual até DN 300. Acima disso, cintas de nylon em dois pontos. Nunca corrente ou cabo de aço, e nunca jogue o tubo ao chão.\u003c\/li\u003e\n\u003cli\u003eEmpilhe sobre sarrafos, alternando ponta e bolsa, até 1,5 m de altura. Armazenagem acima de 6 meses pede cobertura com 50 cm de folga sobre a pilha.\u003c\/li\u003e\n\u003cli\u003eRecuse tubo com ovalização na ponta ou na bolsa que afete o anel. Tubo que amassou e voltou ao formato sem marca branca ou trinca continua próprio para uso.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eItem\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eDN 150\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eBarras por carreta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e448 barras (2.688 m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003ePasta lubrificante por junta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e30 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eProdutividade de referência da linha\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e47 barras por dia (282 m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eCurvatura no corpo do tubo\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e34 m (200 x DE)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDesvio por barra com deflexão na junta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,10 m a 1° e 0,21 m a 2°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003cp style=\"font-size:13px;color:#667\"\u003eReferência de produtividade da linha, a partir de obras anteriores. Tamanho da equipe, profundidade da vala e interferências mudam o número.\u003c\/p\u003e\u003ch2\u003eNormas\u003c\/h2\u003e\u003cp\u003eFabricação e ensaios conforme ABNT NBR 15750 e ISO 16422. Anel de vedação conforme ABNT NBR 7676. Conexões de ferro fundido conforme ABNT NBR 7675. Execução de vala e reaterro conforme ABNT NBR 17015. Ensaio de estanqueidade conforme ABNT NBR 9650.\u003c\/p\u003e\u003ch2\u003eCondições de fornecimento\u003c\/h2\u003e\u003cp\u003ePedido mínimo de \u003cstrong\u003eR$ 5.000,00\u003c\/strong\u003e para a linha PVC-O. Frete FOB SP. Prazo de entrega confirmado na cotação. Para cotar, informe diâmetros, classes de pressão, quantidades e local de entrega.\u003c\/p\u003e\u003ch2\u003ePerguntas frequentes\u003c\/h2\u003e\u003ch3\u003eO tubo PVC-O DN 150 encaixa em conexão de ferro fundido?\u003c\/h3\u003e\u003cp\u003eSim. O diâmetro externo de 170 mm é equivalente ao do ferro fundido, e a ponta acopla em tubos e conexões de ferro fundido conforme NBR 7675. Na conexão de ferro fundido a bolsa é mais curta: com o chanfro da ponta previamente reduzido, introduza o tubo até encostar no fundo da bolsa, sem usar a marca de inserção do tubo como referência.\u003c\/p\u003e\u003ch3\u003eQual a pressão máxima do tubo PVC-O DN 150 PN 16?\u003c\/h3\u003e\u003cp\u003eA pressão de operação contínua é de 1,60 MPa (16 bar) até 25 °C. Acima disso aplica-se o fator de redução da ficha técnica: 1,28 MPa a 35 °C e 0,96 MPa a 45 °C. Transientes pontuais de golpe de aríete são tolerados até 1,5 vez a pressão nominal.\u003c\/p\u003e\u003ch3\u003eQual a vazão do tubo PVC-O DN 150 PN 16?\u003c\/h3\u003e\u003cp\u003eCom diâmetro interno calculado de 160,6 mm, o tubo conduz cerca de 20,3 l\/s a 1 m\/s. Na faixa de velocidade recomendada pela NBR 15750, de 0,6 a 3,0 m\/s, a vazão vai de 12,2 a 60,8 l\/s. O projeto executivo define o valor final.\u003c\/p\u003e\u003ch3\u003eQual a largura mínima de vala para tubo DN 150?\u003c\/h3\u003e\u003cp\u003ePara vala de até 2 m de profundidade com escoramento por pontaletes, a largura de referência é de 0,65 m. A largura cresce com a profundidade e o tipo de escoramento, e deve deixar espaço para o compactador trabalhar nas laterais do tubo.\u003c\/p\u003e\u003ch3\u003eQual o pedido mínimo e como funciona o frete?\u003c\/h3\u003e\u003cp\u003eO pedido mínimo da linha PVC-O é de R$ 5.000,00, com frete FOB SP. O prazo de entrega é confirmado na cotação, a partir da lista de diâmetros, classes de pressão, quantidades e local de entrega.\u003c\/p\u003e\u003ch2\u003eVeja também\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/collections\/tubo-pvc-o\"\u003elinha completa de tubos PVC-O\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/collections\/tubo-pvc-o-esgoto\"\u003etodos os diâmetros de PVC-O para esgoto\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-16-dn-150\"\u003etubo PVC-O DN 150 PN 16 para água\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-16-dn-100\"\u003etubo PVC-O DN 100 PN 16\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-16-dn-200\"\u003etubo PVC-O DN 200 PN 16\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-12-5-dn-150\"\u003etubo PVC-O DN 150 classe PN 12,5\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-20-dn-150\"\u003etubo PVC-O DN 150 classe PN 20\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp style=\"font-size:13px;color:#667\"\u003eValores de referência para pré-dimensionamento. Hidráulica calculada por Darcy-Weisbach com Colebrook-White (rugosidade 0,003 mm para água e 0,06 mm para esgoto, água a 20 °C). DI calculado pela espessura nominal da ficha técnica; tabelas de ensaio podem indicar vazão menor. O projeto executivo e o responsável técnico prevalecem.\u003c\/p\u003e","brand":"Mininco","offers":[{"title":"Default Title","offer_id":69638501761058,"sku":"PVCO-ES-150-16","price":99999.99,"currency_code":"BRL","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0801\/2598\/4802\/files\/pvco_esgoto_principal_99bde57f-a6b8-4123-a65e-ca8692a967ca.jpg?v=1793868311"},{"product_id":"tubo-pvc-o-esgoto-pn-16-dn-250","title":"Tubo PVC-O DEFOFO Esgoto Recalque PN 16 DN 250 Barra 6m Junta Elástica JEI","description":"\u003cp\u003eTubo de PVC orientado (PVC-O) DN 250, classe de pressão PN 16, para redes coletoras de esgoto pressurizadas e linhas de recalque de estações elevatórias. A orientação molecular nas direções axial e circunferencial alinha as cadeias do PVC e leva o material a um MRS de 45 MPa: a parede fica mais fina, o diâmetro interno maior e a rede ganha vazão com menos peso por metro.\u003c\/p\u003e\u003cp\u003eO diâmetro externo de \u003cstrong\u003e274 mm\u003c\/strong\u003e é equivalente ao do ferro fundido (DEFOFO). A ponta do tubo acopla em tubos e conexões de ferro fundido NBR 7675.\u003c\/p\u003e\u003ch2\u003eDestaques técnicos\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePressão nominal de 1,60 MPa\u003c\/strong\u003e com tolerância a transientes pontuais de até 1,5 vez a PN.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eResistência à fadiga\u003c\/strong\u003e para redes com partida e parada frequente de bombas.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGolpe de aríete menor\u003c\/strong\u003e: a elasticidade do PVC-O reduz a celeridade da onda de pressão em relação a ferro fundido e aço.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eImune à corrosão\u003c\/strong\u003e, com vida útil de projeto de 50 anos; estudos citados pela indústria indicam cerca de 100 anos.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJunta elástica integrada\u003c\/strong\u003e com anel em borracha NBR (nitrílica), montagem por encaixe e sem solda.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDimensões do DN 250 PN 16\u003c\/h2\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eMedida\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eValor\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro nominal\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003eDN 250\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eClasse de pressão\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003ePN 16\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro externo (DE)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e274 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eEspessura de parede (e)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e7,6 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro interno (DI)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e258,8 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eComprimento da bolsa (B)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e163 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eComprimento da barra (L)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e6 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eRelação DE\/e (SDR)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e36,1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eTolerância de ovalização na recepção\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e6 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003cp\u003eCorpo branco com duas faixas ocre para identificação da rede. Barra fornecida com ponta chanfrada de fábrica, inclinação entre 12° e 15°.\u003c\/p\u003e\u003ch2\u003ePressão de trabalho por temperatura\u003c\/h2\u003e\u003cp\u003eAté 25 °C a pressão admissível é igual à nominal. Acima disso, multiplique a PN pelo fator ft. O PVC-O não é indicado para operação contínua acima de 45 °C.\u003c\/p\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eTemperatura do fluido\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eFator ft\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePressão admissível (PFA)\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 25 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,0\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,60 MPa (16 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 30 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,9\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,44 MPa (14,4 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 35 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,8\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,28 MPa (12,8 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 40 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,7\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,12 MPa (11,2 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 45 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,6\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,96 MPa (9,6 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch2\u003eDesempenho hidráulico\u003c\/h2\u003e\u003cp\u003eFaixa de velocidade recomendada pela NBR 15750: de 0,6 m\/s, para garantir autolimpeza, a 3,0 m\/s, para limitar desgaste e transientes.\u003c\/p\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"min-width:520px;width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVelocidade\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVazão (l\/s)\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVazão (m³\/h)\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePerda de carga (m\/km)\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e0,6 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e31,6\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e114\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,27\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e1 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e52,6\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e189\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e3,31\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e1,5 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e78,9\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e284\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e7,13\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e2 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e105,2\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e379\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e12,36\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e2,5 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e131,5\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e473\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e18,99\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e3 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e157,8\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e568\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e27,01\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch2\u003eInstalação\u003c\/h2\u003e\u003ch3\u003eLargura de vala para esgoto\u003c\/h3\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"min-width:650px;width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eProfundidade da vala\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePontaletes\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eContínuo ou descontínuo\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eEspecial\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eMetálico-madeira\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 2 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,80 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,80 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,90 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003enão se aplica\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003ede 2 a 4 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,90 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,00 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,20 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,85 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003ede 4 a 6 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,00 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,20 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,50 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e2,00 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003ede 6 a 8 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,10 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,40 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,80 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e2,15 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch3\u003eRecobrimento mínimo\u003c\/h3\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eLocal da vala\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eRecobrimento mínimo\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob passeio\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,80 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob via pavimentada ou com meio-fio e sarjeta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,00 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob via de terra ou greide indefinido\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,20 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch3\u003eBerço e envoltória\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBerço de material granular fino com no mínimo 10 cm, sobre fundo de vala sem pedras. Não concrete o fundo da vala.\u003c\/li\u003e\n\u003cli\u003eEscave no mínimo 15 cm abaixo da cota de projeto para regularizar o berço. Em rocha, o rebaixo é obrigatório.\u003c\/li\u003e\n\u003cli\u003eEnvoltória em material granular classe II (areia grossa ou cascalho limpo), compactada em camadas de 10 a 15 cm, com grau mínimo de 95% do Proctor Normal.\u003c\/li\u003e\n\u003cli\u003eCompacte alternando os lados da vala, nunca sobre o tubo, até 30 cm acima da geratriz superior. Rolo ou pé de carneiro só a partir de 60 cm acima do tubo.\u003c\/li\u003e\n\u003cli\u003eAbra um nicho sob cada bolsa para que ela não sustente o peso da tubulação.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eMontagem da junta\u003c\/h3\u003e\u003col\u003e\n\u003cli\u003eConfira as extremidades do tubo e a integridade e o posicionamento do anel de vedação.\u003c\/li\u003e\n\u003cli\u003eLimpe com pano úmido a parte interna da bolsa e o anel.\u003c\/li\u003e\n\u003cli\u003eCalce a ponta e a bolsa para evitar contato com o solo e a entrada de areia e pedra.\u003c\/li\u003e\n\u003cli\u003eLubrifique o anel de vedação e a parte interna da bolsa com pasta lubrificante. Nunca use óleo, graxa ou derivado de petróleo.\u003c\/li\u003e\n\u003cli\u003eAlinhe os tubos na horizontal e na vertical e aproxime a ponta da bolsa.\u003c\/li\u003e\n\u003cli\u003eEmpurre a ponta na bolsa até a marca de referência, à mão, com alavanca ou com tirfor nos diâmetros maiores.\u003c\/li\u003e\n\u003cli\u003eFaça a deflexão angular só depois do encaixe completo.\u003c\/li\u003e\n\u003c\/ol\u003e\u003ch3\u003eCurvas, conexões e ancoragem\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eDeflexão na junta de 1° a 2°, feita só depois do encaixe completo. Curvatura no corpo do tubo com raio mínimo de 54,8 m (200 x DE), apoiando as extremidades e aplicando a força no meio do vão.\u003c\/li\u003e\n\u003cli\u003eNunca aqueça o tubo para formar curva, bolsa ou furo.\u003c\/li\u003e\n\u003cli\u003eUse conexões de ferro fundido NBR 7675. Na conexão de ferro fundido a bolsa é mais curta: com o chanfro da ponta previamente reduzido, introduza o tubo até encostar no fundo da bolsa, sem usar a marca de inserção do tubo como referência.\u003c\/li\u003e\n\u003cli\u003eA junta elástica não resiste à tração: extremidades, curvas, tês, reduções, válvulas, registros e trechos com declividade acentuada exigem bloco de ancoragem de concreto.\u003c\/li\u003e\n\u003cli\u003eProteja o contato entre tubo e bloco com manta de polietileno ou borracha.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eEnsaio de estanqueidade\u003c\/h3\u003e\u003cp\u003eEnsaie em trechos isolados, de preferência antes do reaterro completo e com as juntas à vista, conforme NBR 9650.\u003c\/p\u003e\u003ch2\u003eRecebimento, armazenamento e logística\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eDescarga manual até DN 300. Acima disso, cintas de nylon em dois pontos. Nunca corrente ou cabo de aço, e nunca jogue o tubo ao chão.\u003c\/li\u003e\n\u003cli\u003eEmpilhe sobre sarrafos, alternando ponta e bolsa, até 1,5 m de altura. Armazenagem acima de 6 meses pede cobertura com 50 cm de folga sobre a pilha.\u003c\/li\u003e\n\u003cli\u003eRecuse tubo com ovalização na ponta ou na bolsa que afete o anel. Tubo que amassou e voltou ao formato sem marca branca ou trinca continua próprio para uso.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eItem\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eDN 250\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eBarras por carreta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e160 barras (960 m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003ePasta lubrificante por junta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e50 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eProdutividade de referência da linha\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e41 barras por dia (246 m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eCurvatura no corpo do tubo\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e54,8 m (200 x DE)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDesvio por barra com deflexão na junta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,10 m a 1° e 0,21 m a 2°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003cp style=\"font-size:13px;color:#667\"\u003eReferência de produtividade da linha, a partir de obras anteriores. Tamanho da equipe, profundidade da vala e interferências mudam o número.\u003c\/p\u003e\u003ch2\u003eNormas\u003c\/h2\u003e\u003cp\u003eFabricação e ensaios conforme ABNT NBR 15750 e ISO 16422. Anel de vedação conforme ABNT NBR 7676. Conexões de ferro fundido conforme ABNT NBR 7675. Execução de vala e reaterro conforme ABNT NBR 17015. Ensaio de estanqueidade conforme ABNT NBR 9650.\u003c\/p\u003e\u003ch2\u003eCondições de fornecimento\u003c\/h2\u003e\u003cp\u003ePedido mínimo de \u003cstrong\u003eR$ 5.000,00\u003c\/strong\u003e para a linha PVC-O. Frete FOB SP. Prazo de entrega confirmado na cotação. Para cotar, informe diâmetros, classes de pressão, quantidades e local de entrega.\u003c\/p\u003e\u003ch2\u003ePerguntas frequentes\u003c\/h2\u003e\u003ch3\u003eO tubo PVC-O DN 250 encaixa em conexão de ferro fundido?\u003c\/h3\u003e\u003cp\u003eSim. O diâmetro externo de 274 mm é equivalente ao do ferro fundido, e a ponta acopla em tubos e conexões de ferro fundido conforme NBR 7675. Na conexão de ferro fundido a bolsa é mais curta: com o chanfro da ponta previamente reduzido, introduza o tubo até encostar no fundo da bolsa, sem usar a marca de inserção do tubo como referência.\u003c\/p\u003e\u003ch3\u003eQual a pressão máxima do tubo PVC-O DN 250 PN 16?\u003c\/h3\u003e\u003cp\u003eA pressão de operação contínua é de 1,60 MPa (16 bar) até 25 °C. Acima disso aplica-se o fator de redução da ficha técnica: 1,28 MPa a 35 °C e 0,96 MPa a 45 °C. Transientes pontuais de golpe de aríete são tolerados até 1,5 vez a pressão nominal.\u003c\/p\u003e\u003ch3\u003eQual a vazão do tubo PVC-O DN 250 PN 16?\u003c\/h3\u003e\u003cp\u003eCom diâmetro interno calculado de 258,8 mm, o tubo conduz cerca de 52,6 l\/s a 1 m\/s. Na faixa de velocidade recomendada pela NBR 15750, de 0,6 a 3,0 m\/s, a vazão vai de 31,6 a 157,8 l\/s. O projeto executivo define o valor final.\u003c\/p\u003e\u003ch3\u003eQual a largura mínima de vala para tubo DN 250?\u003c\/h3\u003e\u003cp\u003ePara vala de até 2 m de profundidade com escoramento por pontaletes, a largura de referência é de 0,80 m. A largura cresce com a profundidade e o tipo de escoramento, e deve deixar espaço para o compactador trabalhar nas laterais do tubo.\u003c\/p\u003e\u003ch3\u003eQual o pedido mínimo e como funciona o frete?\u003c\/h3\u003e\u003cp\u003eO pedido mínimo da linha PVC-O é de R$ 5.000,00, com frete FOB SP. O prazo de entrega é confirmado na cotação, a partir da lista de diâmetros, classes de pressão, quantidades e local de entrega.\u003c\/p\u003e\u003ch2\u003eVeja também\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/collections\/tubo-pvc-o\"\u003elinha completa de tubos PVC-O\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/collections\/tubo-pvc-o-esgoto\"\u003etodos os diâmetros de PVC-O para esgoto\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-16-dn-250\"\u003etubo PVC-O DN 250 PN 16 para água\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-16-dn-200\"\u003etubo PVC-O DN 200 PN 16\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-16-dn-300\"\u003etubo PVC-O DN 300 PN 16\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-12-5-dn-250\"\u003etubo PVC-O DN 250 classe PN 12,5\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-20-dn-250\"\u003etubo PVC-O DN 250 classe PN 20\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp style=\"font-size:13px;color:#667\"\u003eValores de referência para pré-dimensionamento. Hidráulica calculada por Darcy-Weisbach com Colebrook-White (rugosidade 0,003 mm para água e 0,06 mm para esgoto, água a 20 °C). DI calculado pela espessura nominal da ficha técnica; tabelas de ensaio podem indicar vazão menor. O projeto executivo e o responsável técnico prevalecem.\u003c\/p\u003e","brand":"Mininco","offers":[{"title":"Default Title","offer_id":69638503104546,"sku":"PVCO-ES-250-16","price":99999.99,"currency_code":"BRL","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0801\/2598\/4802\/files\/pvco_esgoto_principal_80661b57-0069-4e8d-9c73-9df417e90481.jpg?v=1793868314"},{"product_id":"tubo-pvc-o-esgoto-pn-16-dn-300","title":"Tubo PVC-O DEFOFO Esgoto Recalque PN 16 DN 300 Barra 6m Junta Elástica JEI","description":"\u003cp\u003eTubo de PVC orientado (PVC-O) DN 300, classe de pressão PN 16, para redes coletoras de esgoto pressurizadas e linhas de recalque de estações elevatórias. A orientação molecular nas direções axial e circunferencial alinha as cadeias do PVC e leva o material a um MRS de 45 MPa: a parede fica mais fina, o diâmetro interno maior e a rede ganha vazão com menos peso por metro.\u003c\/p\u003e\u003cp\u003eO diâmetro externo de \u003cstrong\u003e326 mm\u003c\/strong\u003e é equivalente ao do ferro fundido (DEFOFO). A ponta do tubo acopla em tubos e conexões de ferro fundido NBR 7675.\u003c\/p\u003e\u003ch2\u003eDestaques técnicos\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePressão nominal de 1,60 MPa\u003c\/strong\u003e com tolerância a transientes pontuais de até 1,5 vez a PN.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eResistência à fadiga\u003c\/strong\u003e para redes com partida e parada frequente de bombas.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGolpe de aríete menor\u003c\/strong\u003e: a elasticidade do PVC-O reduz a celeridade da onda de pressão em relação a ferro fundido e aço.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eImune à corrosão\u003c\/strong\u003e, com vida útil de projeto de 50 anos; estudos citados pela indústria indicam cerca de 100 anos.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJunta elástica integrada\u003c\/strong\u003e com anel em borracha NBR (nitrílica), montagem por encaixe e sem solda.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDimensões do DN 300 PN 16\u003c\/h2\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eMedida\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eValor\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro nominal\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003eDN 300\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eClasse de pressão\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003ePN 16\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro externo (DE)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e326 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eEspessura de parede (e)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e9,1 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro interno (DI)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e307,8 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eComprimento da bolsa (B)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e187 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eComprimento da barra (L)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e6 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eRelação DE\/e (SDR)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e35,8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eTolerância de ovalização na recepção\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e7,6 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003cp\u003eCorpo branco com duas faixas ocre para identificação da rede. Barra fornecida com ponta chanfrada de fábrica, inclinação entre 12° e 15°.\u003c\/p\u003e\u003ch2\u003ePressão de trabalho por temperatura\u003c\/h2\u003e\u003cp\u003eAté 25 °C a pressão admissível é igual à nominal. Acima disso, multiplique a PN pelo fator ft. O PVC-O não é indicado para operação contínua acima de 45 °C.\u003c\/p\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eTemperatura do fluido\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eFator ft\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePressão admissível (PFA)\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 25 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,0\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,60 MPa (16 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 30 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,9\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,44 MPa (14,4 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 35 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,8\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,28 MPa (12,8 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 40 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,7\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,12 MPa (11,2 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 45 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,6\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,96 MPa (9,6 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch2\u003eDesempenho hidráulico\u003c\/h2\u003e\u003cp\u003eFaixa de velocidade recomendada pela NBR 15750: de 0,6 m\/s, para garantir autolimpeza, a 3,0 m\/s, para limitar desgaste e transientes.\u003c\/p\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"min-width:520px;width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVelocidade\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVazão (l\/s)\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVazão (m³\/h)\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePerda de carga (m\/km)\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e0,6 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e44,6\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e161\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,03\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e1 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e74,4\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e268\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e2,68\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e1,5 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e111,6\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e402\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e5,78\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e2 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e148,8\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e536\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e10,02\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e2,5 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e186,0\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e670\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e15,40\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e3 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e223,2\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e804\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e21,92\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch2\u003eInstalação\u003c\/h2\u003e\u003ch3\u003eLargura de vala para esgoto\u003c\/h3\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"min-width:650px;width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eProfundidade da vala\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePontaletes\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eContínuo ou descontínuo\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eEspecial\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eMetálico-madeira\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 2 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,80 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,80 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,90 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003enão se aplica\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003ede 2 a 4 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,90 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,00 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,20 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,85 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003ede 4 a 6 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,00 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,20 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,50 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e2,00 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003ede 6 a 8 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,10 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,40 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,80 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e2,15 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch3\u003eRecobrimento mínimo\u003c\/h3\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eLocal da vala\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eRecobrimento mínimo\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob passeio\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,80 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob via pavimentada ou com meio-fio e sarjeta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,00 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob via de terra ou greide indefinido\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,20 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch3\u003eBerço e envoltória\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBerço de material granular fino com no mínimo 10 cm, sobre fundo de vala sem pedras. Não concrete o fundo da vala.\u003c\/li\u003e\n\u003cli\u003eEscave no mínimo 15 cm abaixo da cota de projeto para regularizar o berço. Em rocha, o rebaixo é obrigatório.\u003c\/li\u003e\n\u003cli\u003eEnvoltória em material granular classe II (areia grossa ou cascalho limpo), compactada em camadas de 10 a 15 cm, com grau mínimo de 95% do Proctor Normal.\u003c\/li\u003e\n\u003cli\u003eCompacte alternando os lados da vala, nunca sobre o tubo, até 30 cm acima da geratriz superior. Rolo ou pé de carneiro só a partir de 60 cm acima do tubo.\u003c\/li\u003e\n\u003cli\u003eAbra um nicho sob cada bolsa para que ela não sustente o peso da tubulação.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eMontagem da junta\u003c\/h3\u003e\u003col\u003e\n\u003cli\u003eConfira as extremidades do tubo e a integridade e o posicionamento do anel de vedação.\u003c\/li\u003e\n\u003cli\u003eLimpe com pano úmido a parte interna da bolsa e o anel.\u003c\/li\u003e\n\u003cli\u003eCalce a ponta e a bolsa para evitar contato com o solo e a entrada de areia e pedra.\u003c\/li\u003e\n\u003cli\u003eLubrifique o anel de vedação e a parte interna da bolsa com pasta lubrificante. Nunca use óleo, graxa ou derivado de petróleo.\u003c\/li\u003e\n\u003cli\u003eAlinhe os tubos na horizontal e na vertical e aproxime a ponta da bolsa.\u003c\/li\u003e\n\u003cli\u003eEmpurre a ponta na bolsa até a marca de referência, à mão, com alavanca ou com tirfor nos diâmetros maiores.\u003c\/li\u003e\n\u003cli\u003eFaça a deflexão angular só depois do encaixe completo.\u003c\/li\u003e\n\u003c\/ol\u003e\u003ch3\u003eCurvas, conexões e ancoragem\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eDeflexão na junta de 1° a 2°, feita só depois do encaixe completo. Curvatura no corpo do tubo com raio mínimo de 65,2 m (200 x DE), apoiando as extremidades e aplicando a força no meio do vão.\u003c\/li\u003e\n\u003cli\u003eNunca aqueça o tubo para formar curva, bolsa ou furo.\u003c\/li\u003e\n\u003cli\u003eUse conexões de ferro fundido NBR 7675. Na conexão de ferro fundido a bolsa é mais curta: com o chanfro da ponta previamente reduzido, introduza o tubo até encostar no fundo da bolsa, sem usar a marca de inserção do tubo como referência.\u003c\/li\u003e\n\u003cli\u003eA junta elástica não resiste à tração: extremidades, curvas, tês, reduções, válvulas, registros e trechos com declividade acentuada exigem bloco de ancoragem de concreto.\u003c\/li\u003e\n\u003cli\u003eProteja o contato entre tubo e bloco com manta de polietileno ou borracha.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eEnsaio de estanqueidade\u003c\/h3\u003e\u003cp\u003eEnsaie em trechos isolados, de preferência antes do reaterro completo e com as juntas à vista, conforme NBR 9650.\u003c\/p\u003e\u003ch2\u003eRecebimento, armazenamento e logística\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eDescarga manual até DN 300. Acima disso, cintas de nylon em dois pontos. Nunca corrente ou cabo de aço, e nunca jogue o tubo ao chão.\u003c\/li\u003e\n\u003cli\u003eEmpilhe sobre sarrafos, alternando ponta e bolsa, até 1,5 m de altura. Armazenagem acima de 6 meses pede cobertura com 50 cm de folga sobre a pilha.\u003c\/li\u003e\n\u003cli\u003eRecuse tubo com ovalização na ponta ou na bolsa que afete o anel. Tubo que amassou e voltou ao formato sem marca branca ou trinca continua próprio para uso.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eItem\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eDN 300\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eBarras por carreta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e112 barras (672 m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003ePasta lubrificante por junta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e60 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eProdutividade de referência da linha\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e38 barras por dia (228 m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eCurvatura no corpo do tubo\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e65,2 m (200 x DE)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDesvio por barra com deflexão na junta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,10 m a 1° e 0,21 m a 2°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003cp style=\"font-size:13px;color:#667\"\u003eReferência de produtividade da linha, a partir de obras anteriores. Tamanho da equipe, profundidade da vala e interferências mudam o número.\u003c\/p\u003e\u003ch2\u003eNormas\u003c\/h2\u003e\u003cp\u003eFabricação e ensaios conforme ABNT NBR 15750 e ISO 16422. Anel de vedação conforme ABNT NBR 7676. Conexões de ferro fundido conforme ABNT NBR 7675. Execução de vala e reaterro conforme ABNT NBR 17015. Ensaio de estanqueidade conforme ABNT NBR 9650.\u003c\/p\u003e\u003ch2\u003eCondições de fornecimento\u003c\/h2\u003e\u003cp\u003ePedido mínimo de \u003cstrong\u003eR$ 5.000,00\u003c\/strong\u003e para a linha PVC-O. Frete FOB SP. Prazo de entrega confirmado na cotação. Para cotar, informe diâmetros, classes de pressão, quantidades e local de entrega.\u003c\/p\u003e\u003ch2\u003ePerguntas frequentes\u003c\/h2\u003e\u003ch3\u003eO tubo PVC-O DN 300 encaixa em conexão de ferro fundido?\u003c\/h3\u003e\u003cp\u003eSim. O diâmetro externo de 326 mm é equivalente ao do ferro fundido, e a ponta acopla em tubos e conexões de ferro fundido conforme NBR 7675. Na conexão de ferro fundido a bolsa é mais curta: com o chanfro da ponta previamente reduzido, introduza o tubo até encostar no fundo da bolsa, sem usar a marca de inserção do tubo como referência.\u003c\/p\u003e\u003ch3\u003eQual a pressão máxima do tubo PVC-O DN 300 PN 16?\u003c\/h3\u003e\u003cp\u003eA pressão de operação contínua é de 1,60 MPa (16 bar) até 25 °C. Acima disso aplica-se o fator de redução da ficha técnica: 1,28 MPa a 35 °C e 0,96 MPa a 45 °C. Transientes pontuais de golpe de aríete são tolerados até 1,5 vez a pressão nominal.\u003c\/p\u003e\u003ch3\u003eQual a vazão do tubo PVC-O DN 300 PN 16?\u003c\/h3\u003e\u003cp\u003eCom diâmetro interno calculado de 307,8 mm, o tubo conduz cerca de 74,4 l\/s a 1 m\/s. Na faixa de velocidade recomendada pela NBR 15750, de 0,6 a 3,0 m\/s, a vazão vai de 44,6 a 223,2 l\/s. O projeto executivo define o valor final.\u003c\/p\u003e\u003ch3\u003eQual a largura mínima de vala para tubo DN 300?\u003c\/h3\u003e\u003cp\u003ePara vala de até 2 m de profundidade com escoramento por pontaletes, a largura de referência é de 0,80 m. A largura cresce com a profundidade e o tipo de escoramento, e deve deixar espaço para o compactador trabalhar nas laterais do tubo.\u003c\/p\u003e\u003ch3\u003eQual o pedido mínimo e como funciona o frete?\u003c\/h3\u003e\u003cp\u003eO pedido mínimo da linha PVC-O é de R$ 5.000,00, com frete FOB SP. O prazo de entrega é confirmado na cotação, a partir da lista de diâmetros, classes de pressão, quantidades e local de entrega.\u003c\/p\u003e\u003ch2\u003eVeja também\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/collections\/tubo-pvc-o\"\u003elinha completa de tubos PVC-O\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/collections\/tubo-pvc-o-esgoto\"\u003etodos os diâmetros de PVC-O para esgoto\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-16-dn-300\"\u003etubo PVC-O DN 300 PN 16 para água\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-16-dn-250\"\u003etubo PVC-O DN 250 PN 16\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-16-dn-350\"\u003etubo PVC-O DN 350 PN 16\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-12-5-dn-300\"\u003etubo PVC-O DN 300 classe PN 12,5\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-20-dn-300\"\u003etubo PVC-O DN 300 classe PN 20\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp style=\"font-size:13px;color:#667\"\u003eValores de referência para pré-dimensionamento. Hidráulica calculada por Darcy-Weisbach com Colebrook-White (rugosidade 0,003 mm para água e 0,06 mm para esgoto, água a 20 °C). DI calculado pela espessura nominal da ficha técnica; tabelas de ensaio podem indicar vazão menor. O projeto executivo e o responsável técnico prevalecem.\u003c\/p\u003e","brand":"Mininco","offers":[{"title":"Default Title","offer_id":69638503268386,"sku":"PVCO-ES-300-16","price":99999.99,"currency_code":"BRL","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0801\/2598\/4802\/files\/pvco_esgoto_principal_758095ef-f2e7-4f45-88bd-08e7c249a37a.jpg?v=1793868315"},{"product_id":"tubo-pvc-o-esgoto-pn-16-dn-350","title":"Tubo PVC-O DEFOFO Esgoto Recalque PN 16 DN 350 Barra 6m Junta Elástica JEI","description":"\u003cp\u003eTubo de PVC orientado (PVC-O) DN 350, classe de pressão PN 16, para redes coletoras de esgoto pressurizadas e linhas de recalque de estações elevatórias. A orientação molecular nas direções axial e circunferencial alinha as cadeias do PVC e leva o material a um MRS de 45 MPa: a parede fica mais fina, o diâmetro interno maior e a rede ganha vazão com menos peso por metro.\u003c\/p\u003e\u003cp\u003eO diâmetro externo de \u003cstrong\u003e378 mm\u003c\/strong\u003e é equivalente ao do ferro fundido (DEFOFO). A ponta do tubo acopla em tubos e conexões de ferro fundido NBR 7675.\u003c\/p\u003e\u003ch2\u003eDestaques técnicos\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePressão nominal de 1,60 MPa\u003c\/strong\u003e com tolerância a transientes pontuais de até 1,5 vez a PN.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eResistência à fadiga\u003c\/strong\u003e para redes com partida e parada frequente de bombas.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGolpe de aríete menor\u003c\/strong\u003e: a elasticidade do PVC-O reduz a celeridade da onda de pressão em relação a ferro fundido e aço.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eImune à corrosão\u003c\/strong\u003e, com vida útil de projeto de 50 anos; estudos citados pela indústria indicam cerca de 100 anos.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJunta elástica integrada\u003c\/strong\u003e com anel em borracha NBR (nitrílica), montagem por encaixe e sem solda.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDimensões do DN 350 PN 16\u003c\/h2\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eMedida\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eValor\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro nominal\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003eDN 350\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eClasse de pressão\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003ePN 16\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro externo (DE)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e378 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eEspessura de parede (e)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e10,5 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro interno (DI)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e357 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eComprimento da bolsa (B)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e208 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eComprimento da barra (L)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e6 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eRelação DE\/e (SDR)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e36\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eTolerância de ovalização na recepção\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e8,6 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003cp\u003eCorpo branco com duas faixas ocre para identificação da rede. Barra fornecida com ponta chanfrada de fábrica, inclinação entre 12° e 15°.\u003c\/p\u003e\u003ch2\u003ePressão de trabalho por temperatura\u003c\/h2\u003e\u003cp\u003eAté 25 °C a pressão admissível é igual à nominal. Acima disso, multiplique a PN pelo fator ft. O PVC-O não é indicado para operação contínua acima de 45 °C.\u003c\/p\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eTemperatura do fluido\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eFator ft\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePressão admissível (PFA)\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 25 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,0\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,60 MPa (16 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 30 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,9\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,44 MPa (14,4 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 35 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,8\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,28 MPa (12,8 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 40 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,7\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,12 MPa (11,2 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 45 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,6\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,96 MPa (9,6 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch2\u003eDesempenho hidráulico\u003c\/h2\u003e\u003cp\u003eFaixa de velocidade recomendada pela NBR 15750: de 0,6 m\/s, para garantir autolimpeza, a 3,0 m\/s, para limitar desgaste e transientes.\u003c\/p\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"min-width:520px;width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVelocidade\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVazão (l\/s)\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVazão (m³\/h)\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePerda de carga (m\/km)\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e0,6 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e60,1\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e216\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,86\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e1 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e100,1\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e360\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e2,24\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e1,5 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e150,1\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e541\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e4,83\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e2 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e200,2\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e721\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e8,38\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e2,5 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e250,2\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e901\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e12,89\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e3 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e300,3\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1.081\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e18,34\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch2\u003eInstalação\u003c\/h2\u003e\u003ch3\u003eLargura de vala para esgoto\u003c\/h3\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"min-width:650px;width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eProfundidade da vala\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePontaletes\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eContínuo ou descontínuo\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eEspecial\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eMetálico-madeira\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 2 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,90 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,10 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,20 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003enão se aplica\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003ede 2 a 4 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,00 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,30 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,50 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e2,15 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003ede 4 a 6 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,10 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,50 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,80 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e2,30 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003ede 6 a 8 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,20 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,70 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e2,10 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e2,45 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch3\u003eRecobrimento mínimo\u003c\/h3\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eLocal da vala\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eRecobrimento mínimo\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob passeio\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,80 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob via pavimentada ou com meio-fio e sarjeta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,00 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob via de terra ou greide indefinido\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,20 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch3\u003eBerço e envoltória\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBerço de material granular fino com no mínimo 10 cm, sobre fundo de vala sem pedras. Não concrete o fundo da vala.\u003c\/li\u003e\n\u003cli\u003eEscave no mínimo 15 cm abaixo da cota de projeto para regularizar o berço. Em rocha, o rebaixo é obrigatório.\u003c\/li\u003e\n\u003cli\u003eEnvoltória em material granular classe II (areia grossa ou cascalho limpo), compactada em camadas de 10 a 15 cm, com grau mínimo de 95% do Proctor Normal.\u003c\/li\u003e\n\u003cli\u003eCompacte alternando os lados da vala, nunca sobre o tubo, até 30 cm acima da geratriz superior. Rolo ou pé de carneiro só a partir de 60 cm acima do tubo.\u003c\/li\u003e\n\u003cli\u003eAbra um nicho sob cada bolsa para que ela não sustente o peso da tubulação.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eMontagem da junta\u003c\/h3\u003e\u003col\u003e\n\u003cli\u003eConfira as extremidades do tubo e a integridade e o posicionamento do anel de vedação.\u003c\/li\u003e\n\u003cli\u003eLimpe com pano úmido a parte interna da bolsa e o anel.\u003c\/li\u003e\n\u003cli\u003eCalce a ponta e a bolsa para evitar contato com o solo e a entrada de areia e pedra.\u003c\/li\u003e\n\u003cli\u003eLubrifique o anel de vedação e a parte interna da bolsa com pasta lubrificante. Nunca use óleo, graxa ou derivado de petróleo.\u003c\/li\u003e\n\u003cli\u003eAlinhe os tubos na horizontal e na vertical e aproxime a ponta da bolsa.\u003c\/li\u003e\n\u003cli\u003eEmpurre a ponta na bolsa até a marca de referência, à mão, com alavanca ou com tirfor nos diâmetros maiores.\u003c\/li\u003e\n\u003cli\u003eFaça a deflexão angular só depois do encaixe completo.\u003c\/li\u003e\n\u003c\/ol\u003e\u003ch3\u003eCurvas, conexões e ancoragem\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eDeflexão na junta de 1° a 2°, feita só depois do encaixe completo. Neste diâmetro, o peso e a rigidez da barra não favorecem curvatura no corpo do tubo: resolva o traçado pela deflexão nas juntas, com verificação do projetista.\u003c\/li\u003e\n\u003cli\u003eNunca aqueça o tubo para formar curva, bolsa ou furo.\u003c\/li\u003e\n\u003cli\u003eUse conexões de ferro fundido NBR 7675. Na conexão de ferro fundido a bolsa é mais curta: com o chanfro da ponta previamente reduzido, introduza o tubo até encostar no fundo da bolsa, sem usar a marca de inserção do tubo como referência.\u003c\/li\u003e\n\u003cli\u003eA junta elástica não resiste à tração: extremidades, curvas, tês, reduções, válvulas, registros e trechos com declividade acentuada exigem bloco de ancoragem de concreto.\u003c\/li\u003e\n\u003cli\u003eProteja o contato entre tubo e bloco com manta de polietileno ou borracha.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eEnsaio de estanqueidade\u003c\/h3\u003e\u003cp\u003eEnsaie em trechos isolados, de preferência antes do reaterro completo e com as juntas à vista, conforme NBR 9650.\u003c\/p\u003e\u003ch2\u003eRecebimento, armazenamento e logística\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eDescarga manual até DN 300. Acima disso, cintas de nylon em dois pontos. Nunca corrente ou cabo de aço, e nunca jogue o tubo ao chão.\u003c\/li\u003e\n\u003cli\u003eEmpilhe sobre sarrafos, alternando ponta e bolsa, até 1,5 m de altura. Armazenagem acima de 6 meses pede cobertura com 50 cm de folga sobre a pilha.\u003c\/li\u003e\n\u003cli\u003eRecuse tubo com ovalização na ponta ou na bolsa que afete o anel. Tubo que amassou e voltou ao formato sem marca branca ou trinca continua próprio para uso.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eItem\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eDN 350\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eBarras por carreta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e72 barras (432 m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003ePasta lubrificante por junta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e65 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eProdutividade de referência da linha\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e35 barras por dia (210 m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eCurvatura no corpo do tubo\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003enão recomendada neste diâmetro: use deflexão na junta, com verificação do projetista\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDesvio por barra com deflexão na junta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,10 m a 1° e 0,21 m a 2°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003cp style=\"font-size:13px;color:#667\"\u003eReferência de produtividade da linha, a partir de obras anteriores. Tamanho da equipe, profundidade da vala e interferências mudam o número.\u003c\/p\u003e\u003ch2\u003eNormas\u003c\/h2\u003e\u003cp\u003eFabricação e ensaios conforme ABNT NBR 15750 e ISO 16422. Anel de vedação conforme ABNT NBR 7676. Conexões de ferro fundido conforme ABNT NBR 7675. Execução de vala e reaterro conforme ABNT NBR 17015. Ensaio de estanqueidade conforme ABNT NBR 9650.\u003c\/p\u003e\u003ch2\u003eCondições de fornecimento\u003c\/h2\u003e\u003cp\u003ePedido mínimo de \u003cstrong\u003eR$ 5.000,00\u003c\/strong\u003e para a linha PVC-O. Frete FOB SP. Prazo de entrega confirmado na cotação. Para cotar, informe diâmetros, classes de pressão, quantidades e local de entrega.\u003c\/p\u003e\u003ch2\u003ePerguntas frequentes\u003c\/h2\u003e\u003ch3\u003eO tubo PVC-O DN 350 encaixa em conexão de ferro fundido?\u003c\/h3\u003e\u003cp\u003eSim. O diâmetro externo de 378 mm é equivalente ao do ferro fundido, e a ponta acopla em tubos e conexões de ferro fundido conforme NBR 7675. Na conexão de ferro fundido a bolsa é mais curta: com o chanfro da ponta previamente reduzido, introduza o tubo até encostar no fundo da bolsa, sem usar a marca de inserção do tubo como referência.\u003c\/p\u003e\u003ch3\u003eQual a pressão máxima do tubo PVC-O DN 350 PN 16?\u003c\/h3\u003e\u003cp\u003eA pressão de operação contínua é de 1,60 MPa (16 bar) até 25 °C. Acima disso aplica-se o fator de redução da ficha técnica: 1,28 MPa a 35 °C e 0,96 MPa a 45 °C. Transientes pontuais de golpe de aríete são tolerados até 1,5 vez a pressão nominal.\u003c\/p\u003e\u003ch3\u003eQual a vazão do tubo PVC-O DN 350 PN 16?\u003c\/h3\u003e\u003cp\u003eCom diâmetro interno calculado de 357 mm, o tubo conduz cerca de 100,1 l\/s a 1 m\/s. Na faixa de velocidade recomendada pela NBR 15750, de 0,6 a 3,0 m\/s, a vazão vai de 60,1 a 300,3 l\/s. O projeto executivo define o valor final.\u003c\/p\u003e\u003ch3\u003eQual a largura mínima de vala para tubo DN 350?\u003c\/h3\u003e\u003cp\u003ePara vala de até 2 m de profundidade com escoramento por pontaletes, a largura de referência é de 0,90 m. A largura cresce com a profundidade e o tipo de escoramento, e deve deixar espaço para o compactador trabalhar nas laterais do tubo.\u003c\/p\u003e\u003ch3\u003eQual o pedido mínimo e como funciona o frete?\u003c\/h3\u003e\u003cp\u003eO pedido mínimo da linha PVC-O é de R$ 5.000,00, com frete FOB SP. O prazo de entrega é confirmado na cotação, a partir da lista de diâmetros, classes de pressão, quantidades e local de entrega.\u003c\/p\u003e\u003ch2\u003eVeja também\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/collections\/tubo-pvc-o\"\u003elinha completa de tubos PVC-O\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/collections\/tubo-pvc-o-esgoto\"\u003etodos os diâmetros de PVC-O para esgoto\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-16-dn-350\"\u003etubo PVC-O DN 350 PN 16 para água\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-16-dn-300\"\u003etubo PVC-O DN 300 PN 16\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-16-dn-400\"\u003etubo PVC-O DN 400 PN 16\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-12-5-dn-350\"\u003etubo PVC-O DN 350 classe PN 12,5\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-20-dn-350\"\u003etubo PVC-O DN 350 classe PN 20\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp style=\"font-size:13px;color:#667\"\u003eValores de referência para pré-dimensionamento. Hidráulica calculada por Darcy-Weisbach com Colebrook-White (rugosidade 0,003 mm para água e 0,06 mm para esgoto, água a 20 °C). DI calculado pela espessura nominal da ficha técnica; tabelas de ensaio podem indicar vazão menor. O projeto executivo e o responsável técnico prevalecem.\u003c\/p\u003e","brand":"Mininco","offers":[{"title":"Default Title","offer_id":69638503694370,"sku":"PVCO-ES-350-16","price":99999.99,"currency_code":"BRL","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0801\/2598\/4802\/files\/pvco_esgoto_principal_09847688-bbf2-4c2a-ac4a-ce0e06a73312.jpg?v=1793868316"},{"product_id":"tubo-pvc-o-esgoto-pn-16-dn-400","title":"Tubo PVC-O DEFOFO Esgoto Recalque PN 16 DN 400 Barra 6m Junta Elástica JEI","description":"\u003cp\u003eTubo de PVC orientado (PVC-O) DN 400, classe de pressão PN 16, para redes coletoras de esgoto pressurizadas e linhas de recalque de estações elevatórias. A orientação molecular nas direções axial e circunferencial alinha as cadeias do PVC e leva o material a um MRS de 45 MPa: a parede fica mais fina, o diâmetro interno maior e a rede ganha vazão com menos peso por metro.\u003c\/p\u003e\u003cp\u003eO diâmetro externo de \u003cstrong\u003e429 mm\u003c\/strong\u003e é equivalente ao do ferro fundido (DEFOFO). A ponta do tubo acopla em tubos e conexões de ferro fundido NBR 7675.\u003c\/p\u003e\u003ch2\u003eDestaques técnicos\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePressão nominal de 1,60 MPa\u003c\/strong\u003e com tolerância a transientes pontuais de até 1,5 vez a PN.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eResistência à fadiga\u003c\/strong\u003e para redes com partida e parada frequente de bombas.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGolpe de aríete menor\u003c\/strong\u003e: a elasticidade do PVC-O reduz a celeridade da onda de pressão em relação a ferro fundido e aço.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eImune à corrosão\u003c\/strong\u003e, com vida útil de projeto de 50 anos; estudos citados pela indústria indicam cerca de 100 anos.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJunta elástica integrada\u003c\/strong\u003e com anel em borracha NBR (nitrílica), montagem por encaixe e sem solda.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDimensões do DN 400 PN 16\u003c\/h2\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eMedida\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eValor\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro nominal\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003eDN 400\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eClasse de pressão\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003ePN 16\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro externo (DE)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e429 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eEspessura de parede (e)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e11,9 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro interno (DI)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e405,2 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eComprimento da bolsa (B)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e228 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eComprimento da barra (L)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e6 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eRelação DE\/e (SDR)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e36,1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eTolerância de ovalização na recepção\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e9,6 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003cp\u003eCorpo branco com duas faixas ocre para identificação da rede. Barra fornecida com ponta chanfrada de fábrica, inclinação entre 12° e 15°.\u003c\/p\u003e\u003ch2\u003ePressão de trabalho por temperatura\u003c\/h2\u003e\u003cp\u003eAté 25 °C a pressão admissível é igual à nominal. Acima disso, multiplique a PN pelo fator ft. O PVC-O não é indicado para operação contínua acima de 45 °C.\u003c\/p\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eTemperatura do fluido\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eFator ft\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePressão admissível (PFA)\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 25 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,0\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,60 MPa (16 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 30 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,9\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,44 MPa (14,4 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 35 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,8\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,28 MPa (12,8 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 40 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,7\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,12 MPa (11,2 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 45 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,6\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,96 MPa (9,6 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch2\u003eDesempenho hidráulico\u003c\/h2\u003e\u003cp\u003eFaixa de velocidade recomendada pela NBR 15750: de 0,6 m\/s, para garantir autolimpeza, a 3,0 m\/s, para limitar desgaste e transientes.\u003c\/p\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"min-width:520px;width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVelocidade\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVazão (l\/s)\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVazão (m³\/h)\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePerda de carga (m\/km)\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e0,6 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e77,4\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e279\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,74\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e1 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e129,0\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e464\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,92\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e1,5 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e193,4\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e696\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e4,15\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e2 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e257,9\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e928\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e7,20\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e2,5 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e322,4\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1.161\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e11,07\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e3 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e386,9\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1.393\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e15,75\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch2\u003eInstalação\u003c\/h2\u003e\u003ch3\u003eLargura de vala para esgoto\u003c\/h3\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"min-width:650px;width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eProfundidade da vala\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePontaletes\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eContínuo ou descontínuo\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eEspecial\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eMetálico-madeira\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 2 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,90 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,10 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,20 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003enão se aplica\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003ede 2 a 4 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,00 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,30 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,50 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e2,15 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003ede 4 a 6 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,10 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,50 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,80 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e2,30 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003ede 6 a 8 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,20 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,70 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e2,10 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e2,45 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch3\u003eRecobrimento mínimo\u003c\/h3\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eLocal da vala\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eRecobrimento mínimo\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob passeio\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,80 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob via pavimentada ou com meio-fio e sarjeta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,00 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob via de terra ou greide indefinido\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,20 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch3\u003eBerço e envoltória\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBerço de material granular fino com no mínimo 10 cm, sobre fundo de vala sem pedras. Não concrete o fundo da vala.\u003c\/li\u003e\n\u003cli\u003eEscave no mínimo 15 cm abaixo da cota de projeto para regularizar o berço. Em rocha, o rebaixo é obrigatório.\u003c\/li\u003e\n\u003cli\u003eEnvoltória em material granular classe II (areia grossa ou cascalho limpo), compactada em camadas de 10 a 15 cm, com grau mínimo de 95% do Proctor Normal.\u003c\/li\u003e\n\u003cli\u003eCompacte alternando os lados da vala, nunca sobre o tubo, até 30 cm acima da geratriz superior. Rolo ou pé de carneiro só a partir de 60 cm acima do tubo.\u003c\/li\u003e\n\u003cli\u003eAbra um nicho sob cada bolsa para que ela não sustente o peso da tubulação.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eMontagem da junta\u003c\/h3\u003e\u003col\u003e\n\u003cli\u003eConfira as extremidades do tubo e a integridade e o posicionamento do anel de vedação.\u003c\/li\u003e\n\u003cli\u003eLimpe com pano úmido a parte interna da bolsa e o anel.\u003c\/li\u003e\n\u003cli\u003eCalce a ponta e a bolsa para evitar contato com o solo e a entrada de areia e pedra.\u003c\/li\u003e\n\u003cli\u003eLubrifique o anel de vedação e a parte interna da bolsa com pasta lubrificante. Nunca use óleo, graxa ou derivado de petróleo.\u003c\/li\u003e\n\u003cli\u003eAlinhe os tubos na horizontal e na vertical e aproxime a ponta da bolsa.\u003c\/li\u003e\n\u003cli\u003eEmpurre a ponta na bolsa até a marca de referência, à mão, com alavanca ou com tirfor nos diâmetros maiores.\u003c\/li\u003e\n\u003cli\u003eFaça a deflexão angular só depois do encaixe completo.\u003c\/li\u003e\n\u003c\/ol\u003e\u003ch3\u003eCurvas, conexões e ancoragem\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eDeflexão na junta de 1° a 2°, feita só depois do encaixe completo. Neste diâmetro, o peso e a rigidez da barra não favorecem curvatura no corpo do tubo: resolva o traçado pela deflexão nas juntas, com verificação do projetista.\u003c\/li\u003e\n\u003cli\u003eNunca aqueça o tubo para formar curva, bolsa ou furo.\u003c\/li\u003e\n\u003cli\u003eUse conexões de ferro fundido NBR 7675. Na conexão de ferro fundido a bolsa é mais curta: com o chanfro da ponta previamente reduzido, introduza o tubo até encostar no fundo da bolsa, sem usar a marca de inserção do tubo como referência.\u003c\/li\u003e\n\u003cli\u003eA junta elástica não resiste à tração: extremidades, curvas, tês, reduções, válvulas, registros e trechos com declividade acentuada exigem bloco de ancoragem de concreto.\u003c\/li\u003e\n\u003cli\u003eProteja o contato entre tubo e bloco com manta de polietileno ou borracha.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eEnsaio de estanqueidade\u003c\/h3\u003e\u003cp\u003eEnsaie em trechos isolados, de preferência antes do reaterro completo e com as juntas à vista, conforme NBR 9650.\u003c\/p\u003e\u003ch2\u003eRecebimento, armazenamento e logística\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eDescarga manual até DN 300. Acima disso, cintas de nylon em dois pontos. Nunca corrente ou cabo de aço, e nunca jogue o tubo ao chão.\u003c\/li\u003e\n\u003cli\u003eEmpilhe sobre sarrafos, alternando ponta e bolsa, até 1,5 m de altura. Armazenagem acima de 6 meses pede cobertura com 50 cm de folga sobre a pilha.\u003c\/li\u003e\n\u003cli\u003eRecuse tubo com ovalização na ponta ou na bolsa que afete o anel. Tubo que amassou e voltou ao formato sem marca branca ou trinca continua próprio para uso.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eItem\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eDN 400\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eBarras por carreta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e60 barras (360 m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003ePasta lubrificante por junta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e70 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eProdutividade de referência da linha\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e32 barras por dia (192 m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eCurvatura no corpo do tubo\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003enão recomendada neste diâmetro: use deflexão na junta, com verificação do projetista\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDesvio por barra com deflexão na junta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,10 m a 1° e 0,21 m a 2°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003cp style=\"font-size:13px;color:#667\"\u003eReferência de produtividade da linha, a partir de obras anteriores. Tamanho da equipe, profundidade da vala e interferências mudam o número.\u003c\/p\u003e\u003ch2\u003eNormas\u003c\/h2\u003e\u003cp\u003eFabricação e ensaios conforme ABNT NBR 15750 e ISO 16422. Anel de vedação conforme ABNT NBR 7676. Conexões de ferro fundido conforme ABNT NBR 7675. Execução de vala e reaterro conforme ABNT NBR 17015. Ensaio de estanqueidade conforme ABNT NBR 9650.\u003c\/p\u003e\u003ch2\u003eCondições de fornecimento\u003c\/h2\u003e\u003cp\u003ePedido mínimo de \u003cstrong\u003eR$ 5.000,00\u003c\/strong\u003e para a linha PVC-O. Frete FOB SP. Prazo de entrega confirmado na cotação. Para cotar, informe diâmetros, classes de pressão, quantidades e local de entrega.\u003c\/p\u003e\u003ch2\u003ePerguntas frequentes\u003c\/h2\u003e\u003ch3\u003eO tubo PVC-O DN 400 encaixa em conexão de ferro fundido?\u003c\/h3\u003e\u003cp\u003eSim. O diâmetro externo de 429 mm é equivalente ao do ferro fundido, e a ponta acopla em tubos e conexões de ferro fundido conforme NBR 7675. Na conexão de ferro fundido a bolsa é mais curta: com o chanfro da ponta previamente reduzido, introduza o tubo até encostar no fundo da bolsa, sem usar a marca de inserção do tubo como referência.\u003c\/p\u003e\u003ch3\u003eQual a pressão máxima do tubo PVC-O DN 400 PN 16?\u003c\/h3\u003e\u003cp\u003eA pressão de operação contínua é de 1,60 MPa (16 bar) até 25 °C. Acima disso aplica-se o fator de redução da ficha técnica: 1,28 MPa a 35 °C e 0,96 MPa a 45 °C. Transientes pontuais de golpe de aríete são tolerados até 1,5 vez a pressão nominal.\u003c\/p\u003e\u003ch3\u003eQual a vazão do tubo PVC-O DN 400 PN 16?\u003c\/h3\u003e\u003cp\u003eCom diâmetro interno calculado de 405,2 mm, o tubo conduz cerca de 129,0 l\/s a 1 m\/s. Na faixa de velocidade recomendada pela NBR 15750, de 0,6 a 3,0 m\/s, a vazão vai de 77,4 a 386,9 l\/s. O projeto executivo define o valor final.\u003c\/p\u003e\u003ch3\u003eQual a largura mínima de vala para tubo DN 400?\u003c\/h3\u003e\u003cp\u003ePara vala de até 2 m de profundidade com escoramento por pontaletes, a largura de referência é de 0,90 m. A largura cresce com a profundidade e o tipo de escoramento, e deve deixar espaço para o compactador trabalhar nas laterais do tubo.\u003c\/p\u003e\u003ch3\u003eQual o pedido mínimo e como funciona o frete?\u003c\/h3\u003e\u003cp\u003eO pedido mínimo da linha PVC-O é de R$ 5.000,00, com frete FOB SP. O prazo de entrega é confirmado na cotação, a partir da lista de diâmetros, classes de pressão, quantidades e local de entrega.\u003c\/p\u003e\u003ch2\u003eVeja também\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/collections\/tubo-pvc-o\"\u003elinha completa de tubos PVC-O\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/collections\/tubo-pvc-o-esgoto\"\u003etodos os diâmetros de PVC-O para esgoto\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-16-dn-400\"\u003etubo PVC-O DN 400 PN 16 para água\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-16-dn-350\"\u003etubo PVC-O DN 350 PN 16\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-16-dn-500\"\u003etubo PVC-O DN 500 PN 16\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-12-5-dn-400\"\u003etubo PVC-O DN 400 classe PN 12,5\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-20-dn-400\"\u003etubo PVC-O DN 400 classe PN 20\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp style=\"font-size:13px;color:#667\"\u003eValores de referência para pré-dimensionamento. Hidráulica calculada por Darcy-Weisbach com Colebrook-White (rugosidade 0,003 mm para água e 0,06 mm para esgoto, água a 20 °C). DI calculado pela espessura nominal da ficha técnica; tabelas de ensaio podem indicar vazão menor. O projeto executivo e o responsável técnico prevalecem.\u003c\/p\u003e","brand":"Mininco","offers":[{"title":"Default Title","offer_id":69638503956514,"sku":"PVCO-ES-400-16","price":99999.99,"currency_code":"BRL","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0801\/2598\/4802\/files\/pvco_esgoto_principal_f429030d-e14f-4b21-92a7-6df60e16c767.jpg?v=1793868316"},{"product_id":"tubo-pvc-o-esgoto-pn-16-dn-500","title":"Tubo PVC-O DEFOFO Esgoto Recalque PN 16 DN 500 Barra 6m Junta Elástica JEI","description":"\u003cp\u003eTubo de PVC orientado (PVC-O) DN 500, classe de pressão PN 16, para redes coletoras de esgoto pressurizadas e linhas de recalque de estações elevatórias. A orientação molecular nas direções axial e circunferencial alinha as cadeias do PVC e leva o material a um MRS de 45 MPa: a parede fica mais fina, o diâmetro interno maior e a rede ganha vazão com menos peso por metro.\u003c\/p\u003e\u003cp\u003eO diâmetro externo de \u003cstrong\u003e532 mm\u003c\/strong\u003e é equivalente ao do ferro fundido (DEFOFO). A ponta do tubo acopla em tubos e conexões de ferro fundido NBR 7675.\u003c\/p\u003e\u003ch2\u003eDestaques técnicos\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePressão nominal de 1,60 MPa\u003c\/strong\u003e com tolerância a transientes pontuais de até 1,5 vez a PN.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eResistência à fadiga\u003c\/strong\u003e para redes com partida e parada frequente de bombas.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGolpe de aríete menor\u003c\/strong\u003e: a elasticidade do PVC-O reduz a celeridade da onda de pressão em relação a ferro fundido e aço.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eImune à corrosão\u003c\/strong\u003e, com vida útil de projeto de 50 anos; estudos citados pela indústria indicam cerca de 100 anos.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJunta elástica integrada\u003c\/strong\u003e com anel em borracha NBR (nitrílica), montagem por encaixe e sem solda.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDimensões do DN 500 PN 16\u003c\/h2\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eMedida\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eValor\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro nominal\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003eDN 500\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eClasse de pressão\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003ePN 16\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro externo (DE)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e532 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eEspessura de parede (e)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003einformado na proposta técnica\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro interno (DI)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003einformado na proposta técnica\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eComprimento da bolsa (B)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e253 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eComprimento da barra (L)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e6 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eRelação DE\/e (SDR)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003einformado na proposta técnica\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eTolerância de ovalização na recepção\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e12 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003cp\u003eCorpo branco com duas faixas ocre para identificação da rede. Barra fornecida com ponta chanfrada de fábrica, inclinação entre 12° e 15°.\u003c\/p\u003e\u003ch2\u003ePressão de trabalho por temperatura\u003c\/h2\u003e\u003cp\u003eAté 25 °C a pressão admissível é igual à nominal. Acima disso, multiplique a PN pelo fator ft. O PVC-O não é indicado para operação contínua acima de 45 °C.\u003c\/p\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eTemperatura do fluido\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eFator ft\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePressão admissível (PFA)\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 25 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,0\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,60 MPa (16 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 30 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,9\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,44 MPa (14,4 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 35 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,8\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,28 MPa (12,8 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 40 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,7\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,12 MPa (11,2 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 45 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,6\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,96 MPa (9,6 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch2\u003eDesempenho hidráulico\u003c\/h2\u003e\u003cp\u003eFaixa de velocidade recomendada pela NBR 15750: de 0,6 m\/s, para garantir autolimpeza, a 3,0 m\/s, para limitar desgaste e transientes.\u003c\/p\u003e\u003cp\u003eVazão e perda de carga deste diâmetro e classe são informadas na proposta técnica, com base na espessura de parede confirmada.\u003c\/p\u003e\u003ch2\u003eInstalação\u003c\/h2\u003e\u003ch3\u003eLargura de vala para esgoto\u003c\/h3\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"min-width:650px;width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eProfundidade da vala\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePontaletes\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eContínuo ou descontínuo\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eEspecial\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eMetálico-madeira\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 2 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,10 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,30 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,40 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003enão se aplica\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003ede 2 a 4 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,20 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,50 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,70 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e2,35 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003ede 4 a 6 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,30 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,70 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e2,00 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e2,50 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003ede 6 a 8 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,40 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,90 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e2,30 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e2,65 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch3\u003eRecobrimento mínimo\u003c\/h3\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eLocal da vala\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eRecobrimento mínimo\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob passeio\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,80 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob via pavimentada ou com meio-fio e sarjeta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,00 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob via de terra ou greide indefinido\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,20 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch3\u003eBerço e envoltória\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBerço de material granular fino com no mínimo 10 cm, sobre fundo de vala sem pedras. Não concrete o fundo da vala.\u003c\/li\u003e\n\u003cli\u003eEscave no mínimo 15 cm abaixo da cota de projeto para regularizar o berço. Em rocha, o rebaixo é obrigatório.\u003c\/li\u003e\n\u003cli\u003eEnvoltória em material granular classe II (areia grossa ou cascalho limpo), compactada em camadas de 10 a 15 cm, com grau mínimo de 95% do Proctor Normal.\u003c\/li\u003e\n\u003cli\u003eCompacte alternando os lados da vala, nunca sobre o tubo, até 30 cm acima da geratriz superior. Rolo ou pé de carneiro só a partir de 60 cm acima do tubo.\u003c\/li\u003e\n\u003cli\u003eAbra um nicho sob cada bolsa para que ela não sustente o peso da tubulação.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eMontagem da junta\u003c\/h3\u003e\u003col\u003e\n\u003cli\u003eConfira as extremidades do tubo e a integridade e o posicionamento do anel de vedação.\u003c\/li\u003e\n\u003cli\u003eLimpe com pano úmido a parte interna da bolsa e o anel.\u003c\/li\u003e\n\u003cli\u003eCalce a ponta e a bolsa para evitar contato com o solo e a entrada de areia e pedra.\u003c\/li\u003e\n\u003cli\u003eLubrifique o anel de vedação e a parte interna da bolsa com pasta lubrificante. Nunca use óleo, graxa ou derivado de petróleo.\u003c\/li\u003e\n\u003cli\u003eAlinhe os tubos na horizontal e na vertical e aproxime a ponta da bolsa.\u003c\/li\u003e\n\u003cli\u003eEmpurre a ponta na bolsa até a marca de referência, à mão, com alavanca ou com tirfor nos diâmetros maiores.\u003c\/li\u003e\n\u003cli\u003eFaça a deflexão angular só depois do encaixe completo.\u003c\/li\u003e\n\u003c\/ol\u003e\u003ch3\u003eCurvas, conexões e ancoragem\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eDeflexão na junta de 1° a 2°, feita só depois do encaixe completo. Neste diâmetro, o peso e a rigidez da barra não favorecem curvatura no corpo do tubo: resolva o traçado pela deflexão nas juntas, com verificação do projetista.\u003c\/li\u003e\n\u003cli\u003eNunca aqueça o tubo para formar curva, bolsa ou furo.\u003c\/li\u003e\n\u003cli\u003eUse conexões de ferro fundido NBR 7675. Na conexão de ferro fundido a bolsa é mais curta: com o chanfro da ponta previamente reduzido, introduza o tubo até encostar no fundo da bolsa, sem usar a marca de inserção do tubo como referência.\u003c\/li\u003e\n\u003cli\u003eA junta elástica não resiste à tração: extremidades, curvas, tês, reduções, válvulas, registros e trechos com declividade acentuada exigem bloco de ancoragem de concreto.\u003c\/li\u003e\n\u003cli\u003eProteja o contato entre tubo e bloco com manta de polietileno ou borracha.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eEnsaio de estanqueidade\u003c\/h3\u003e\u003cp\u003eEnsaie em trechos isolados, de preferência antes do reaterro completo e com as juntas à vista, conforme NBR 9650.\u003c\/p\u003e\u003ch2\u003eRecebimento, armazenamento e logística\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eDescarga manual até DN 300. Acima disso, cintas de nylon em dois pontos. Nunca corrente ou cabo de aço, e nunca jogue o tubo ao chão.\u003c\/li\u003e\n\u003cli\u003eEmpilhe sobre sarrafos, alternando ponta e bolsa, até 1,5 m de altura. Armazenagem acima de 6 meses pede cobertura com 50 cm de folga sobre a pilha.\u003c\/li\u003e\n\u003cli\u003eRecuse tubo com ovalização na ponta ou na bolsa que afete o anel. Tubo que amassou e voltou ao formato sem marca branca ou trinca continua próprio para uso.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eItem\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eDN 500\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eBarras por carreta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e40 barras (240 m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003ePasta lubrificante por junta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e80 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eProdutividade de referência da linha\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e26 barras por dia (156 m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eCurvatura no corpo do tubo\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003enão recomendada neste diâmetro: use deflexão na junta, com verificação do projetista\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDesvio por barra com deflexão na junta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,10 m a 1° e 0,21 m a 2°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003cp style=\"font-size:13px;color:#667\"\u003eReferência de produtividade da linha, a partir de obras anteriores. Tamanho da equipe, profundidade da vala e interferências mudam o número.\u003c\/p\u003e\u003ch2\u003eNormas\u003c\/h2\u003e\u003cp\u003eFabricação e ensaios conforme ABNT NBR 15750 e ISO 16422. Anel de vedação conforme ABNT NBR 7676. Conexões de ferro fundido conforme ABNT NBR 7675. Execução de vala e reaterro conforme ABNT NBR 17015. Ensaio de estanqueidade conforme ABNT NBR 9650.\u003c\/p\u003e\u003ch2\u003eCondições de fornecimento\u003c\/h2\u003e\u003cp\u003ePedido mínimo de \u003cstrong\u003eR$ 5.000,00\u003c\/strong\u003e para a linha PVC-O. Frete FOB SP. Prazo de entrega confirmado na cotação. Para cotar, informe diâmetros, classes de pressão, quantidades e local de entrega.\u003c\/p\u003e\u003ch2\u003ePerguntas frequentes\u003c\/h2\u003e\u003ch3\u003eO tubo PVC-O DN 500 encaixa em conexão de ferro fundido?\u003c\/h3\u003e\u003cp\u003eSim. O diâmetro externo de 532 mm é equivalente ao do ferro fundido, e a ponta acopla em tubos e conexões de ferro fundido conforme NBR 7675. Na conexão de ferro fundido a bolsa é mais curta: com o chanfro da ponta previamente reduzido, introduza o tubo até encostar no fundo da bolsa, sem usar a marca de inserção do tubo como referência.\u003c\/p\u003e\u003ch3\u003eQual a pressão máxima do tubo PVC-O DN 500 PN 16?\u003c\/h3\u003e\u003cp\u003eA pressão de operação contínua é de 1,60 MPa (16 bar) até 25 °C. Acima disso aplica-se o fator de redução da ficha técnica: 1,28 MPa a 35 °C e 0,96 MPa a 45 °C. Transientes pontuais de golpe de aríete são tolerados até 1,5 vez a pressão nominal.\u003c\/p\u003e\u003ch3\u003eOnde recebo os dados hidráulicos do tubo PVC-O DN 500 PN 16?\u003c\/h3\u003e\u003cp\u003eVazão, perda de carga e espessura de parede deste diâmetro e classe são enviados junto com a proposta técnica, com base nos dados confirmados de fabricação. Use o botão Solicitar proposta comercial e informe a vazão de projeto.\u003c\/p\u003e\u003ch3\u003eQual a largura mínima de vala para tubo DN 500?\u003c\/h3\u003e\u003cp\u003ePara vala de até 2 m de profundidade com escoramento por pontaletes, a largura de referência é de 1,10 m. A largura cresce com a profundidade e o tipo de escoramento, e deve deixar espaço para o compactador trabalhar nas laterais do tubo.\u003c\/p\u003e\u003ch3\u003eQual o pedido mínimo e como funciona o frete?\u003c\/h3\u003e\u003cp\u003eO pedido mínimo da linha PVC-O é de R$ 5.000,00, com frete FOB SP. O prazo de entrega é confirmado na cotação, a partir da lista de diâmetros, classes de pressão, quantidades e local de entrega.\u003c\/p\u003e\u003ch2\u003eVeja também\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/collections\/tubo-pvc-o\"\u003elinha completa de tubos PVC-O\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/collections\/tubo-pvc-o-esgoto\"\u003etodos os diâmetros de PVC-O para esgoto\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-16-dn-500\"\u003etubo PVC-O DN 500 PN 16 para água\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-16-dn-400\"\u003etubo PVC-O DN 400 PN 16\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-16-dn-600\"\u003etubo PVC-O DN 600 PN 16\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-12-5-dn-500\"\u003etubo PVC-O DN 500 classe PN 12,5\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp style=\"font-size:13px;color:#667\"\u003eValores de referência para pré-dimensionamento. Hidráulica calculada por Darcy-Weisbach com Colebrook-White (rugosidade 0,003 mm para água e 0,06 mm para esgoto, água a 20 °C). DI calculado pela espessura nominal da ficha técnica; tabelas de ensaio podem indicar vazão menor. O projeto executivo e o responsável técnico prevalecem.\u003c\/p\u003e","brand":"Mininco","offers":[{"title":"Default Title","offer_id":69638504906786,"sku":"PVCO-ES-500-16","price":99999.99,"currency_code":"BRL","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0801\/2598\/4802\/files\/pvco_esgoto_principal_2e0c6490-2934-4d82-8216-70fc28ee375c.jpg?v=1793868319"},{"product_id":"tubo-pvc-o-esgoto-pn-16-dn-600","title":"Tubo PVC-O DEFOFO Esgoto Recalque PN 16 DN 600 Barra 6m Junta Elástica JEI","description":"\u003cp\u003eTubo de PVC orientado (PVC-O) DN 600, classe de pressão PN 16, para redes coletoras de esgoto pressurizadas e linhas de recalque de estações elevatórias. A orientação molecular nas direções axial e circunferencial alinha as cadeias do PVC e leva o material a um MRS de 45 MPa: a parede fica mais fina, o diâmetro interno maior e a rede ganha vazão com menos peso por metro.\u003c\/p\u003e\u003cp\u003eO diâmetro externo de \u003cstrong\u003e635 mm\u003c\/strong\u003e é equivalente ao do ferro fundido (DEFOFO). A ponta do tubo acopla em tubos e conexões de ferro fundido NBR 7675.\u003c\/p\u003e\u003ch2\u003eDestaques técnicos\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePressão nominal de 1,60 MPa\u003c\/strong\u003e com tolerância a transientes pontuais de até 1,5 vez a PN.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eResistência à fadiga\u003c\/strong\u003e para redes com partida e parada frequente de bombas.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGolpe de aríete menor\u003c\/strong\u003e: a elasticidade do PVC-O reduz a celeridade da onda de pressão em relação a ferro fundido e aço.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eImune à corrosão\u003c\/strong\u003e, com vida útil de projeto de 50 anos; estudos citados pela indústria indicam cerca de 100 anos.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJunta elástica integrada\u003c\/strong\u003e com anel em borracha NBR (nitrílica), montagem por encaixe e sem solda.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDimensões do DN 600 PN 16\u003c\/h2\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eMedida\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eValor\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro nominal\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003eDN 600\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eClasse de pressão\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003ePN 16\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro externo (DE)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e635 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eEspessura de parede (e)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e17,6 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro interno (DI)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e599,8 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eComprimento da bolsa (B)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e261 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eComprimento da barra (L)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e6 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eRelação DE\/e (SDR)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e36,1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eTolerância de ovalização na recepção\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e15,2 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003cp\u003eCorpo branco com duas faixas ocre para identificação da rede. Barra fornecida com ponta chanfrada de fábrica, inclinação entre 12° e 15°.\u003c\/p\u003e\u003ch2\u003ePressão de trabalho por temperatura\u003c\/h2\u003e\u003cp\u003eAté 25 °C a pressão admissível é igual à nominal. Acima disso, multiplique a PN pelo fator ft. O PVC-O não é indicado para operação contínua acima de 45 °C.\u003c\/p\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eTemperatura do fluido\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eFator ft\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePressão admissível (PFA)\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 25 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,0\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,60 MPa (16 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 30 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,9\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,44 MPa (14,4 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 35 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,8\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,28 MPa (12,8 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 40 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,7\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,12 MPa (11,2 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 45 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,6\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,96 MPa (9,6 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch2\u003eDesempenho hidráulico\u003c\/h2\u003e\u003cp\u003eFaixa de velocidade recomendada pela NBR 15750: de 0,6 m\/s, para garantir autolimpeza, a 3,0 m\/s, para limitar desgaste e transientes.\u003c\/p\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"min-width:520px;width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVelocidade\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVazão (l\/s)\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVazão (m³\/h)\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePerda de carga (m\/km)\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e0,6 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e169,5\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e610\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,46\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e1 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e282,6\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1.017\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,20\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e1,5 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e423,8\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1.526\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e2,60\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e2 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e565,1\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e2.034\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e4,51\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e2,5 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e706,4\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e2.543\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e6,93\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e3 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e847,7\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e3.052\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e9,86\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch2\u003eInstalação\u003c\/h2\u003e\u003ch3\u003eLargura de vala para esgoto\u003c\/h3\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"min-width:650px;width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eProfundidade da vala\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePontaletes\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eContínuo ou descontínuo\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eEspecial\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eMetálico-madeira\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 2 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,20 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,40 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,50 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003enão se aplica\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003ede 2 a 4 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,30 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,60 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,80 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e2,45 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003ede 4 a 6 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,40 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,80 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e2,10 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e2,60 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003ede 6 a 8 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,50 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e2,00 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e2,40 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e2,75 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch3\u003eRecobrimento mínimo\u003c\/h3\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eLocal da vala\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eRecobrimento mínimo\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob passeio\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,80 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob via pavimentada ou com meio-fio e sarjeta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,00 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob via de terra ou greide indefinido\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,20 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch3\u003eBerço e envoltória\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBerço de material granular fino com no mínimo 10 cm, sobre fundo de vala sem pedras. Não concrete o fundo da vala.\u003c\/li\u003e\n\u003cli\u003eEscave no mínimo 15 cm abaixo da cota de projeto para regularizar o berço. Em rocha, o rebaixo é obrigatório.\u003c\/li\u003e\n\u003cli\u003eEnvoltória em material granular classe II (areia grossa ou cascalho limpo), compactada em camadas de 10 a 15 cm, com grau mínimo de 95% do Proctor Normal.\u003c\/li\u003e\n\u003cli\u003eCompacte alternando os lados da vala, nunca sobre o tubo, até 30 cm acima da geratriz superior. Rolo ou pé de carneiro só a partir de 60 cm acima do tubo.\u003c\/li\u003e\n\u003cli\u003eAbra um nicho sob cada bolsa para que ela não sustente o peso da tubulação.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eMontagem da junta\u003c\/h3\u003e\u003col\u003e\n\u003cli\u003eConfira as extremidades do tubo e a integridade e o posicionamento do anel de vedação.\u003c\/li\u003e\n\u003cli\u003eLimpe com pano úmido a parte interna da bolsa e o anel.\u003c\/li\u003e\n\u003cli\u003eCalce a ponta e a bolsa para evitar contato com o solo e a entrada de areia e pedra.\u003c\/li\u003e\n\u003cli\u003eLubrifique o anel de vedação e a parte interna da bolsa com pasta lubrificante. Nunca use óleo, graxa ou derivado de petróleo.\u003c\/li\u003e\n\u003cli\u003eAlinhe os tubos na horizontal e na vertical e aproxime a ponta da bolsa.\u003c\/li\u003e\n\u003cli\u003eEmpurre a ponta na bolsa até a marca de referência, à mão, com alavanca ou com tirfor nos diâmetros maiores.\u003c\/li\u003e\n\u003cli\u003eFaça a deflexão angular só depois do encaixe completo.\u003c\/li\u003e\n\u003c\/ol\u003e\u003ch3\u003eCurvas, conexões e ancoragem\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eDeflexão na junta de 1° a 2°, feita só depois do encaixe completo. Neste diâmetro, o peso e a rigidez da barra não favorecem curvatura no corpo do tubo: resolva o traçado pela deflexão nas juntas, com verificação do projetista.\u003c\/li\u003e\n\u003cli\u003eNunca aqueça o tubo para formar curva, bolsa ou furo.\u003c\/li\u003e\n\u003cli\u003eUse conexões de ferro fundido NBR 7675. Na conexão de ferro fundido a bolsa é mais curta: com o chanfro da ponta previamente reduzido, introduza o tubo até encostar no fundo da bolsa, sem usar a marca de inserção do tubo como referência.\u003c\/li\u003e\n\u003cli\u003eA junta elástica não resiste à tração: extremidades, curvas, tês, reduções, válvulas, registros e trechos com declividade acentuada exigem bloco de ancoragem de concreto.\u003c\/li\u003e\n\u003cli\u003eProteja o contato entre tubo e bloco com manta de polietileno ou borracha.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eEnsaio de estanqueidade\u003c\/h3\u003e\u003cp\u003eEnsaie em trechos isolados, de preferência antes do reaterro completo e com as juntas à vista, conforme NBR 9650.\u003c\/p\u003e\u003ch2\u003eRecebimento, armazenamento e logística\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eDescarga manual até DN 300. Acima disso, cintas de nylon em dois pontos. Nunca corrente ou cabo de aço, e nunca jogue o tubo ao chão.\u003c\/li\u003e\n\u003cli\u003eEmpilhe sobre sarrafos, alternando ponta e bolsa, até 1,5 m de altura. Armazenagem acima de 6 meses pede cobertura com 50 cm de folga sobre a pilha.\u003c\/li\u003e\n\u003cli\u003eRecuse tubo com ovalização na ponta ou na bolsa que afete o anel. Tubo que amassou e voltou ao formato sem marca branca ou trinca continua próprio para uso.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eItem\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eDN 600\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eBarras por carreta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e24 barras (144 m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003ePasta lubrificante por junta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e95 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eProdutividade de referência da linha\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e20 barras por dia (120 m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eCurvatura no corpo do tubo\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003enão recomendada neste diâmetro: use deflexão na junta, com verificação do projetista\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDesvio por barra com deflexão na junta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,10 m a 1° e 0,21 m a 2°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003cp style=\"font-size:13px;color:#667\"\u003eReferência de produtividade da linha, a partir de obras anteriores. Tamanho da equipe, profundidade da vala e interferências mudam o número.\u003c\/p\u003e\u003ch2\u003eNormas\u003c\/h2\u003e\u003cp\u003eFabricação e ensaios conforme ABNT NBR 15750 e ISO 16422. Anel de vedação conforme ABNT NBR 7676. Conexões de ferro fundido conforme ABNT NBR 7675. Execução de vala e reaterro conforme ABNT NBR 17015. Ensaio de estanqueidade conforme ABNT NBR 9650.\u003c\/p\u003e\u003ch2\u003eCondições de fornecimento\u003c\/h2\u003e\u003cp\u003ePedido mínimo de \u003cstrong\u003eR$ 5.000,00\u003c\/strong\u003e para a linha PVC-O. Frete FOB SP. Prazo de entrega confirmado na cotação. Para cotar, informe diâmetros, classes de pressão, quantidades e local de entrega.\u003c\/p\u003e\u003ch2\u003ePerguntas frequentes\u003c\/h2\u003e\u003ch3\u003eO tubo PVC-O DN 600 encaixa em conexão de ferro fundido?\u003c\/h3\u003e\u003cp\u003eSim. O diâmetro externo de 635 mm é equivalente ao do ferro fundido, e a ponta acopla em tubos e conexões de ferro fundido conforme NBR 7675. Na conexão de ferro fundido a bolsa é mais curta: com o chanfro da ponta previamente reduzido, introduza o tubo até encostar no fundo da bolsa, sem usar a marca de inserção do tubo como referência.\u003c\/p\u003e\u003ch3\u003eQual a pressão máxima do tubo PVC-O DN 600 PN 16?\u003c\/h3\u003e\u003cp\u003eA pressão de operação contínua é de 1,60 MPa (16 bar) até 25 °C. Acima disso aplica-se o fator de redução da ficha técnica: 1,28 MPa a 35 °C e 0,96 MPa a 45 °C. Transientes pontuais de golpe de aríete são tolerados até 1,5 vez a pressão nominal.\u003c\/p\u003e\u003ch3\u003eQual a vazão do tubo PVC-O DN 600 PN 16?\u003c\/h3\u003e\u003cp\u003eCom diâmetro interno calculado de 599,8 mm, o tubo conduz cerca de 282,6 l\/s a 1 m\/s. Na faixa de velocidade recomendada pela NBR 15750, de 0,6 a 3,0 m\/s, a vazão vai de 169,5 a 847,7 l\/s. O projeto executivo define o valor final.\u003c\/p\u003e\u003ch3\u003eQual a largura mínima de vala para tubo DN 600?\u003c\/h3\u003e\u003cp\u003ePara vala de até 2 m de profundidade com escoramento por pontaletes, a largura de referência é de 1,20 m. A largura cresce com a profundidade e o tipo de escoramento, e deve deixar espaço para o compactador trabalhar nas laterais do tubo.\u003c\/p\u003e\u003ch3\u003eQual o pedido mínimo e como funciona o frete?\u003c\/h3\u003e\u003cp\u003eO pedido mínimo da linha PVC-O é de R$ 5.000,00, com frete FOB SP. O prazo de entrega é confirmado na cotação, a partir da lista de diâmetros, classes de pressão, quantidades e local de entrega.\u003c\/p\u003e\u003ch2\u003eVeja também\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/collections\/tubo-pvc-o\"\u003elinha completa de tubos PVC-O\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/collections\/tubo-pvc-o-esgoto\"\u003etodos os diâmetros de PVC-O para esgoto\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-16-dn-600\"\u003etubo PVC-O DN 600 PN 16 para água\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-16-dn-500\"\u003etubo PVC-O DN 500 PN 16\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-12-5-dn-600\"\u003etubo PVC-O DN 600 classe PN 12,5\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp style=\"font-size:13px;color:#667\"\u003eValores de referência para pré-dimensionamento. Hidráulica calculada por Darcy-Weisbach com Colebrook-White (rugosidade 0,003 mm para água e 0,06 mm para esgoto, água a 20 °C). DI calculado pela espessura nominal da ficha técnica; tabelas de ensaio podem indicar vazão menor. O projeto executivo e o responsável técnico prevalecem.\u003c\/p\u003e","brand":"Mininco","offers":[{"title":"Default Title","offer_id":69638504939554,"sku":"PVCO-ES-600-16","price":99999.99,"currency_code":"BRL","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0801\/2598\/4802\/files\/pvco_esgoto_principal_8f644c21-5f41-455c-8c32-e557c94fe341.jpg?v=1793868319"},{"product_id":"tubo-pvc-o-agua-pn-20-dn-100","title":"Tubo PVC-O DEFOFO Água PN 20 DN 100 Barra 6m Junta Elástica JEI","description":"\u003cp\u003eTubo de PVC orientado (PVC-O) DN 100, classe de pressão PN 20, para adutoras e redes de distribuição de água potável. A orientação molecular nas direções axial e circunferencial alinha as cadeias do PVC e leva o material a um MRS de 45 MPa: a parede fica mais fina, o diâmetro interno maior e a rede ganha vazão com menos peso por metro.\u003c\/p\u003e\u003cp\u003eO diâmetro externo de \u003cstrong\u003e118 mm\u003c\/strong\u003e é equivalente ao do ferro fundido (DEFOFO). A ponta do tubo acopla em tubos e conexões de ferro fundido NBR 7675.\u003c\/p\u003e\u003ch2\u003eDestaques técnicos\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePressão nominal de 2,00 MPa\u003c\/strong\u003e com tolerância a transientes pontuais de até 1,5 vez a PN.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eResistência à fadiga\u003c\/strong\u003e para redes com partida e parada frequente de bombas.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGolpe de aríete menor\u003c\/strong\u003e: a elasticidade do PVC-O reduz a celeridade da onda de pressão em relação a ferro fundido e aço.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eImune à corrosão\u003c\/strong\u003e, com vida útil de projeto de 50 anos; estudos citados pela indústria indicam cerca de 100 anos.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJunta elástica integrada\u003c\/strong\u003e com anel em borracha EPDM, montagem por encaixe e sem solda.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDimensões do DN 100 PN 20\u003c\/h2\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eMedida\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eValor\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro nominal\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003eDN 100\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eClasse de pressão\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003ePN 20\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro externo (DE)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e118 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eEspessura de parede (e)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e4,1 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro interno (DI)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e109,8 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eComprimento da bolsa (B)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e115 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eComprimento da barra (L)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e6 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eRelação DE\/e (SDR)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e28,8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eTolerância de ovalização na recepção\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e2,7 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003cp\u003eCorpo branco com duas faixas azuis para identificação da rede. Barra fornecida com ponta chanfrada de fábrica, inclinação entre 12° e 15°.\u003c\/p\u003e\u003ch2\u003ePressão de trabalho por temperatura\u003c\/h2\u003e\u003cp\u003eAté 25 °C a pressão admissível é igual à nominal. Acima disso, multiplique a PN pelo fator ft. O PVC-O não é indicado para operação contínua acima de 45 °C.\u003c\/p\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eTemperatura da água\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eFator ft\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePressão admissível (PFA)\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 25 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,0\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e2,00 MPa (20 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 30 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,9\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,80 MPa (18 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 35 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,8\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,60 MPa (16 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 40 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,7\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,40 MPa (14 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 45 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,6\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,20 MPa (12 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch2\u003eDesempenho hidráulico\u003c\/h2\u003e\u003cp\u003eFaixa de velocidade recomendada pela NBR 15750: de 0,6 m\/s, para garantir autolimpeza, a 3,0 m\/s, para limitar desgaste e transientes.\u003c\/p\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"min-width:520px;width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVelocidade\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVazão (l\/s)\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVazão (m³\/h)\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePerda de carga (m\/km)\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e0,6 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e5,7\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e20\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e3,31\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e1 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e9,5\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e34\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e8,28\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e1,5 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e14,2\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e51\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e17,21\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e2 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e18,9\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e68\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e29,00\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e2,5 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e23,7\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e85\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e43,53\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e3 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e28,4\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e102\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e60,72\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch2\u003eInstalação\u003c\/h2\u003e\u003ch3\u003eLargura de vala para água\u003c\/h3\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"min-width:650px;width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eProfundidade da vala\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePontaletes\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eContínuo ou descontínuo\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eEspecial\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eMetálico-madeira\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 2 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,65 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,70 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,80 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,30 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eacima de 2 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,75 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,85 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,95 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,30 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch3\u003eRecobrimento mínimo\u003c\/h3\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eLocal da vala\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eRecobrimento mínimo\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob passeio\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,70 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob via pavimentada ou com meio-fio e sarjeta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,00 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob via de terra ou greide indefinido\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,20 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch3\u003eBerço e envoltória\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBerço de material granular fino com no mínimo 10 cm, sobre fundo de vala sem pedras. Não concrete o fundo da vala.\u003c\/li\u003e\n\u003cli\u003eEscave no mínimo 15 cm abaixo da cota de projeto para regularizar o berço. Em rocha, o rebaixo é obrigatório.\u003c\/li\u003e\n\u003cli\u003eEnvoltória em material granular classe II (areia grossa ou cascalho limpo), compactada em camadas de 10 a 15 cm, com grau mínimo de 95% do Proctor Normal.\u003c\/li\u003e\n\u003cli\u003eCompacte alternando os lados da vala, nunca sobre o tubo, até 30 cm acima da geratriz superior. Rolo ou pé de carneiro só a partir de 60 cm acima do tubo.\u003c\/li\u003e\n\u003cli\u003eAbra um nicho sob cada bolsa para que ela não sustente o peso da tubulação.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eMontagem da junta\u003c\/h3\u003e\u003col\u003e\n\u003cli\u003eConfira as extremidades do tubo e a integridade e o posicionamento do anel de vedação.\u003c\/li\u003e\n\u003cli\u003eLimpe com pano úmido a parte interna da bolsa e o anel.\u003c\/li\u003e\n\u003cli\u003eCalce a ponta e a bolsa para evitar contato com o solo e a entrada de areia e pedra.\u003c\/li\u003e\n\u003cli\u003eLubrifique o anel de vedação e a parte interna da bolsa com pasta lubrificante. Nunca use óleo, graxa ou derivado de petróleo.\u003c\/li\u003e\n\u003cli\u003eAlinhe os tubos na horizontal e na vertical e aproxime a ponta da bolsa.\u003c\/li\u003e\n\u003cli\u003eEmpurre a ponta na bolsa até a marca de referência, à mão, com alavanca ou com tirfor nos diâmetros maiores.\u003c\/li\u003e\n\u003cli\u003eFaça a deflexão angular só depois do encaixe completo.\u003c\/li\u003e\n\u003c\/ol\u003e\u003ch3\u003eCurvas, conexões e ancoragem\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eDeflexão na junta de 1° a 2°, feita só depois do encaixe completo. Curvatura no corpo do tubo com raio mínimo de 23,6 m (200 x DE), apoiando as extremidades e aplicando a força no meio do vão.\u003c\/li\u003e\n\u003cli\u003eNunca aqueça o tubo para formar curva, bolsa ou furo.\u003c\/li\u003e\n\u003cli\u003eUse conexões de ferro fundido NBR 7675. Na conexão de ferro fundido a bolsa é mais curta: com o chanfro da ponta previamente reduzido, introduza o tubo até encostar no fundo da bolsa, sem usar a marca de inserção do tubo como referência.\u003c\/li\u003e\n\u003cli\u003eA junta elástica não resiste à tração: extremidades, curvas, tês, reduções, válvulas, registros e trechos com declividade acentuada exigem bloco de ancoragem de concreto.\u003c\/li\u003e\n\u003cli\u003eProteja o contato entre tubo e bloco com manta de polietileno ou borracha.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eEnsaio de estanqueidade\u003c\/h3\u003e\u003cp\u003eEnsaie em trechos isolados, de preferência antes do reaterro completo e com as juntas à vista, conforme NBR 9650.\u003c\/p\u003e\u003ch2\u003eRecebimento, armazenamento e logística\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eDescarga manual até DN 300. Acima disso, cintas de nylon em dois pontos. Nunca corrente ou cabo de aço, e nunca jogue o tubo ao chão.\u003c\/li\u003e\n\u003cli\u003eEmpilhe sobre sarrafos, alternando ponta e bolsa, até 1,5 m de altura. Armazenagem acima de 6 meses pede cobertura com 50 cm de folga sobre a pilha.\u003c\/li\u003e\n\u003cli\u003eRecuse tubo com ovalização na ponta ou na bolsa que afete o anel. Tubo que amassou e voltou ao formato sem marca branca ou trinca continua próprio para uso.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eItem\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eDN 100\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eBarras por carreta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e912 barras (5.472 m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003ePasta lubrificante por junta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e20 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eProdutividade de referência da linha\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e50 barras por dia (300 m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eCurvatura no corpo do tubo\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e23,6 m (200 x DE)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDesvio por barra com deflexão na junta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,10 m a 1° e 0,21 m a 2°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003cp style=\"font-size:13px;color:#667\"\u003eReferência de produtividade da linha, a partir de obras anteriores. Tamanho da equipe, profundidade da vala e interferências mudam o número.\u003c\/p\u003e\u003ch2\u003eNormas\u003c\/h2\u003e\u003cp\u003eFabricação e ensaios conforme ABNT NBR 15750 e ISO 16422. Anel de vedação conforme ABNT NBR 7676. Conexões de ferro fundido conforme ABNT NBR 7675. Execução de vala e reaterro conforme ABNT NBR 17015. Ensaio de estanqueidade conforme ABNT NBR 9650.\u003c\/p\u003e\u003ch2\u003eCondições de fornecimento\u003c\/h2\u003e\u003cp\u003ePedido mínimo de \u003cstrong\u003eR$ 5.000,00\u003c\/strong\u003e para a linha PVC-O. Frete FOB SP. Prazo de entrega confirmado na cotação. Para cotar, informe diâmetros, classes de pressão, quantidades e local de entrega.\u003c\/p\u003e\u003ch2\u003ePerguntas frequentes\u003c\/h2\u003e\u003ch3\u003eO tubo PVC-O DN 100 encaixa em conexão de ferro fundido?\u003c\/h3\u003e\u003cp\u003eSim. O diâmetro externo de 118 mm é equivalente ao do ferro fundido, e a ponta acopla em tubos e conexões de ferro fundido conforme NBR 7675. Na conexão de ferro fundido a bolsa é mais curta: com o chanfro da ponta previamente reduzido, introduza o tubo até encostar no fundo da bolsa, sem usar a marca de inserção do tubo como referência.\u003c\/p\u003e\u003ch3\u003eQual a pressão máxima do tubo PVC-O DN 100 PN 20?\u003c\/h3\u003e\u003cp\u003eA pressão de operação contínua é de 2,00 MPa (20 bar) até 25 °C. Acima disso aplica-se o fator de redução da ficha técnica: 1,60 MPa a 35 °C e 1,20 MPa a 45 °C. Transientes pontuais de golpe de aríete são tolerados até 1,5 vez a pressão nominal.\u003c\/p\u003e\u003ch3\u003eQual a vazão do tubo PVC-O DN 100 PN 20?\u003c\/h3\u003e\u003cp\u003eCom diâmetro interno calculado de 109,8 mm, o tubo conduz cerca de 9,5 l\/s a 1 m\/s. Na faixa de velocidade recomendada pela NBR 15750, de 0,6 a 3,0 m\/s, a vazão vai de 5,7 a 28,4 l\/s. O projeto executivo define o valor final.\u003c\/p\u003e\u003ch3\u003eQual a largura mínima de vala para tubo DN 100?\u003c\/h3\u003e\u003cp\u003ePara vala de até 2 m de profundidade com escoramento por pontaletes, a largura de referência é de 0,65 m. A largura cresce com a profundidade e o tipo de escoramento, e deve deixar espaço para o compactador trabalhar nas laterais do tubo.\u003c\/p\u003e\u003ch3\u003eQual o pedido mínimo e como funciona o frete?\u003c\/h3\u003e\u003cp\u003eO pedido mínimo da linha PVC-O é de R$ 5.000,00, com frete FOB SP. O prazo de entrega é confirmado na cotação, a partir da lista de diâmetros, classes de pressão, quantidades e local de entrega.\u003c\/p\u003e\u003ch2\u003eVeja também\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/collections\/tubo-pvc-o\"\u003elinha completa de tubos PVC-O\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/collections\/tubo-pvc-o-agua\"\u003etodos os diâmetros de PVC-O para água\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-20-dn-100\"\u003etubo PVC-O DN 100 PN 20 para esgoto\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-20-dn-150\"\u003etubo PVC-O DN 150 PN 20\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-12-5-dn-100\"\u003etubo PVC-O DN 100 classe PN 12,5\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-16-dn-100\"\u003etubo PVC-O DN 100 classe PN 16\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp style=\"font-size:13px;color:#667\"\u003eValores de referência para pré-dimensionamento. Hidráulica calculada por Darcy-Weisbach com Colebrook-White (rugosidade 0,003 mm para água e 0,06 mm para esgoto, água a 20 °C). DI calculado pela espessura nominal da ficha técnica; tabelas de ensaio podem indicar vazão menor. O projeto executivo e o responsável técnico prevalecem.\u003c\/p\u003e","brand":"Mininco","offers":[{"title":"Default Title","offer_id":69638505168930,"sku":"PVCO-AG-100-20","price":99999.99,"currency_code":"BRL","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0801\/2598\/4802\/files\/pvco_agua_principal_553c6eb2-165b-4520-b810-b3913e65afae.jpg?v=1793868320"},{"product_id":"tubo-pvc-o-agua-pn-20-dn-150","title":"Tubo PVC-O DEFOFO Água PN 20 DN 150 Barra 6m Junta Elástica JEI","description":"\u003cp\u003eTubo de PVC orientado (PVC-O) DN 150, classe de pressão PN 20, para adutoras e redes de distribuição de água potável. A orientação molecular nas direções axial e circunferencial alinha as cadeias do PVC e leva o material a um MRS de 45 MPa: a parede fica mais fina, o diâmetro interno maior e a rede ganha vazão com menos peso por metro.\u003c\/p\u003e\u003cp\u003eO diâmetro externo de \u003cstrong\u003e170 mm\u003c\/strong\u003e é equivalente ao do ferro fundido (DEFOFO). A ponta do tubo acopla em tubos e conexões de ferro fundido NBR 7675.\u003c\/p\u003e\u003ch2\u003eDestaques técnicos\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePressão nominal de 2,00 MPa\u003c\/strong\u003e com tolerância a transientes pontuais de até 1,5 vez a PN.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eResistência à fadiga\u003c\/strong\u003e para redes com partida e parada frequente de bombas.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGolpe de aríete menor\u003c\/strong\u003e: a elasticidade do PVC-O reduz a celeridade da onda de pressão em relação a ferro fundido e aço.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eImune à corrosão\u003c\/strong\u003e, com vida útil de projeto de 50 anos; estudos citados pela indústria indicam cerca de 100 anos.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJunta elástica integrada\u003c\/strong\u003e com anel em borracha EPDM, montagem por encaixe e sem solda.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDimensões do DN 150 PN 20\u003c\/h2\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eMedida\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eValor\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro nominal\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003eDN 150\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eClasse de pressão\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003ePN 20\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro externo (DE)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e170 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eEspessura de parede (e)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e5,9 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro interno (DI)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e158,2 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eComprimento da bolsa (B)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e134 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eComprimento da barra (L)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e6 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eRelação DE\/e (SDR)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e28,8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eTolerância de ovalização na recepção\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e3,9 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003cp\u003eCorpo branco com duas faixas azuis para identificação da rede. Barra fornecida com ponta chanfrada de fábrica, inclinação entre 12° e 15°.\u003c\/p\u003e\u003ch2\u003ePressão de trabalho por temperatura\u003c\/h2\u003e\u003cp\u003eAté 25 °C a pressão admissível é igual à nominal. Acima disso, multiplique a PN pelo fator ft. O PVC-O não é indicado para operação contínua acima de 45 °C.\u003c\/p\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eTemperatura da água\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eFator ft\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePressão admissível (PFA)\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 25 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,0\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e2,00 MPa (20 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 30 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,9\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,80 MPa (18 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 35 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,8\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,60 MPa (16 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 40 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,7\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,40 MPa (14 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 45 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,6\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,20 MPa (12 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch2\u003eDesempenho hidráulico\u003c\/h2\u003e\u003cp\u003eFaixa de velocidade recomendada pela NBR 15750: de 0,6 m\/s, para garantir autolimpeza, a 3,0 m\/s, para limitar desgaste e transientes.\u003c\/p\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"min-width:520px;width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVelocidade\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVazão (l\/s)\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVazão (m³\/h)\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePerda de carga (m\/km)\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e0,6 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e11,8\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e42\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e2,13\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e1 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e19,7\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e71\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e5,33\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e1,5 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e29,5\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e106\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e11,11\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e2 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e39,3\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e142\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e18,75\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e2,5 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e49,1\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e177\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e28,18\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e3 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e59,0\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e212\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e39,34\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch2\u003eInstalação\u003c\/h2\u003e\u003ch3\u003eLargura de vala para água\u003c\/h3\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"min-width:650px;width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eProfundidade da vala\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePontaletes\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eContínuo ou descontínuo\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eEspecial\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eMetálico-madeira\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 2 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,65 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,70 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,80 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,30 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eacima de 2 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,75 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,85 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,95 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,30 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch3\u003eRecobrimento mínimo\u003c\/h3\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eLocal da vala\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eRecobrimento mínimo\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob passeio\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,70 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob via pavimentada ou com meio-fio e sarjeta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,00 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob via de terra ou greide indefinido\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,20 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch3\u003eBerço e envoltória\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBerço de material granular fino com no mínimo 10 cm, sobre fundo de vala sem pedras. Não concrete o fundo da vala.\u003c\/li\u003e\n\u003cli\u003eEscave no mínimo 15 cm abaixo da cota de projeto para regularizar o berço. Em rocha, o rebaixo é obrigatório.\u003c\/li\u003e\n\u003cli\u003eEnvoltória em material granular classe II (areia grossa ou cascalho limpo), compactada em camadas de 10 a 15 cm, com grau mínimo de 95% do Proctor Normal.\u003c\/li\u003e\n\u003cli\u003eCompacte alternando os lados da vala, nunca sobre o tubo, até 30 cm acima da geratriz superior. Rolo ou pé de carneiro só a partir de 60 cm acima do tubo.\u003c\/li\u003e\n\u003cli\u003eAbra um nicho sob cada bolsa para que ela não sustente o peso da tubulação.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eMontagem da junta\u003c\/h3\u003e\u003col\u003e\n\u003cli\u003eConfira as extremidades do tubo e a integridade e o posicionamento do anel de vedação.\u003c\/li\u003e\n\u003cli\u003eLimpe com pano úmido a parte interna da bolsa e o anel.\u003c\/li\u003e\n\u003cli\u003eCalce a ponta e a bolsa para evitar contato com o solo e a entrada de areia e pedra.\u003c\/li\u003e\n\u003cli\u003eLubrifique o anel de vedação e a parte interna da bolsa com pasta lubrificante. Nunca use óleo, graxa ou derivado de petróleo.\u003c\/li\u003e\n\u003cli\u003eAlinhe os tubos na horizontal e na vertical e aproxime a ponta da bolsa.\u003c\/li\u003e\n\u003cli\u003eEmpurre a ponta na bolsa até a marca de referência, à mão, com alavanca ou com tirfor nos diâmetros maiores.\u003c\/li\u003e\n\u003cli\u003eFaça a deflexão angular só depois do encaixe completo.\u003c\/li\u003e\n\u003c\/ol\u003e\u003ch3\u003eCurvas, conexões e ancoragem\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eDeflexão na junta de 1° a 2°, feita só depois do encaixe completo. Curvatura no corpo do tubo com raio mínimo de 34 m (200 x DE), apoiando as extremidades e aplicando a força no meio do vão.\u003c\/li\u003e\n\u003cli\u003eNunca aqueça o tubo para formar curva, bolsa ou furo.\u003c\/li\u003e\n\u003cli\u003eUse conexões de ferro fundido NBR 7675. Na conexão de ferro fundido a bolsa é mais curta: com o chanfro da ponta previamente reduzido, introduza o tubo até encostar no fundo da bolsa, sem usar a marca de inserção do tubo como referência.\u003c\/li\u003e\n\u003cli\u003eA junta elástica não resiste à tração: extremidades, curvas, tês, reduções, válvulas, registros e trechos com declividade acentuada exigem bloco de ancoragem de concreto.\u003c\/li\u003e\n\u003cli\u003eProteja o contato entre tubo e bloco com manta de polietileno ou borracha.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eEnsaio de estanqueidade\u003c\/h3\u003e\u003cp\u003eEnsaie em trechos isolados, de preferência antes do reaterro completo e com as juntas à vista, conforme NBR 9650.\u003c\/p\u003e\u003ch2\u003eRecebimento, armazenamento e logística\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eDescarga manual até DN 300. Acima disso, cintas de nylon em dois pontos. Nunca corrente ou cabo de aço, e nunca jogue o tubo ao chão.\u003c\/li\u003e\n\u003cli\u003eEmpilhe sobre sarrafos, alternando ponta e bolsa, até 1,5 m de altura. Armazenagem acima de 6 meses pede cobertura com 50 cm de folga sobre a pilha.\u003c\/li\u003e\n\u003cli\u003eRecuse tubo com ovalização na ponta ou na bolsa que afete o anel. Tubo que amassou e voltou ao formato sem marca branca ou trinca continua próprio para uso.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eItem\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eDN 150\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eBarras por carreta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e448 barras (2.688 m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003ePasta lubrificante por junta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e30 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eProdutividade de referência da linha\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e47 barras por dia (282 m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eCurvatura no corpo do tubo\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e34 m (200 x DE)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDesvio por barra com deflexão na junta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,10 m a 1° e 0,21 m a 2°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003cp style=\"font-size:13px;color:#667\"\u003eReferência de produtividade da linha, a partir de obras anteriores. Tamanho da equipe, profundidade da vala e interferências mudam o número.\u003c\/p\u003e\u003ch2\u003eNormas\u003c\/h2\u003e\u003cp\u003eFabricação e ensaios conforme ABNT NBR 15750 e ISO 16422. Anel de vedação conforme ABNT NBR 7676. Conexões de ferro fundido conforme ABNT NBR 7675. Execução de vala e reaterro conforme ABNT NBR 17015. Ensaio de estanqueidade conforme ABNT NBR 9650.\u003c\/p\u003e\u003ch2\u003eCondições de fornecimento\u003c\/h2\u003e\u003cp\u003ePedido mínimo de \u003cstrong\u003eR$ 5.000,00\u003c\/strong\u003e para a linha PVC-O. Frete FOB SP. Prazo de entrega confirmado na cotação. Para cotar, informe diâmetros, classes de pressão, quantidades e local de entrega.\u003c\/p\u003e\u003ch2\u003ePerguntas frequentes\u003c\/h2\u003e\u003ch3\u003eO tubo PVC-O DN 150 encaixa em conexão de ferro fundido?\u003c\/h3\u003e\u003cp\u003eSim. O diâmetro externo de 170 mm é equivalente ao do ferro fundido, e a ponta acopla em tubos e conexões de ferro fundido conforme NBR 7675. Na conexão de ferro fundido a bolsa é mais curta: com o chanfro da ponta previamente reduzido, introduza o tubo até encostar no fundo da bolsa, sem usar a marca de inserção do tubo como referência.\u003c\/p\u003e\u003ch3\u003eQual a pressão máxima do tubo PVC-O DN 150 PN 20?\u003c\/h3\u003e\u003cp\u003eA pressão de operação contínua é de 2,00 MPa (20 bar) até 25 °C. Acima disso aplica-se o fator de redução da ficha técnica: 1,60 MPa a 35 °C e 1,20 MPa a 45 °C. Transientes pontuais de golpe de aríete são tolerados até 1,5 vez a pressão nominal.\u003c\/p\u003e\u003ch3\u003eQual a vazão do tubo PVC-O DN 150 PN 20?\u003c\/h3\u003e\u003cp\u003eCom diâmetro interno calculado de 158,2 mm, o tubo conduz cerca de 19,7 l\/s a 1 m\/s. Na faixa de velocidade recomendada pela NBR 15750, de 0,6 a 3,0 m\/s, a vazão vai de 11,8 a 59,0 l\/s. O projeto executivo define o valor final.\u003c\/p\u003e\u003ch3\u003eQual a largura mínima de vala para tubo DN 150?\u003c\/h3\u003e\u003cp\u003ePara vala de até 2 m de profundidade com escoramento por pontaletes, a largura de referência é de 0,65 m. A largura cresce com a profundidade e o tipo de escoramento, e deve deixar espaço para o compactador trabalhar nas laterais do tubo.\u003c\/p\u003e\u003ch3\u003eQual o pedido mínimo e como funciona o frete?\u003c\/h3\u003e\u003cp\u003eO pedido mínimo da linha PVC-O é de R$ 5.000,00, com frete FOB SP. O prazo de entrega é confirmado na cotação, a partir da lista de diâmetros, classes de pressão, quantidades e local de entrega.\u003c\/p\u003e\u003ch2\u003eVeja também\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/collections\/tubo-pvc-o\"\u003elinha completa de tubos PVC-O\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/collections\/tubo-pvc-o-agua\"\u003etodos os diâmetros de PVC-O para água\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-20-dn-150\"\u003etubo PVC-O DN 150 PN 20 para esgoto\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-20-dn-100\"\u003etubo PVC-O DN 100 PN 20\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-20-dn-200\"\u003etubo PVC-O DN 200 PN 20\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-12-5-dn-150\"\u003etubo PVC-O DN 150 classe PN 12,5\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-16-dn-150\"\u003etubo PVC-O DN 150 classe PN 16\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp style=\"font-size:13px;color:#667\"\u003eValores de referência para pré-dimensionamento. Hidráulica calculada por Darcy-Weisbach com Colebrook-White (rugosidade 0,003 mm para água e 0,06 mm para esgoto, água a 20 °C). DI calculado pela espessura nominal da ficha técnica; tabelas de ensaio podem indicar vazão menor. O projeto executivo e o responsável técnico prevalecem.\u003c\/p\u003e","brand":"Mininco","offers":[{"title":"Default Title","offer_id":69638505594914,"sku":"PVCO-AG-150-20","price":99999.99,"currency_code":"BRL","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0801\/2598\/4802\/files\/pvco_agua_principal_63ee4a1d-3b2e-4893-b1b9-bcf4d56bba67.jpg?v=1793868321"},{"product_id":"tubo-pvc-o-agua-pn-20-dn-200","title":"Tubo PVC-O DEFOFO Água PN 20 DN 200 Barra 6m Junta Elástica JEI","description":"\u003cp\u003eTubo de PVC orientado (PVC-O) DN 200, classe de pressão PN 20, para adutoras e redes de distribuição de água potável. A orientação molecular nas direções axial e circunferencial alinha as cadeias do PVC e leva o material a um MRS de 45 MPa: a parede fica mais fina, o diâmetro interno maior e a rede ganha vazão com menos peso por metro.\u003c\/p\u003e\u003cp\u003eO diâmetro externo de \u003cstrong\u003e222 mm\u003c\/strong\u003e é equivalente ao do ferro fundido (DEFOFO). A ponta do tubo acopla em tubos e conexões de ferro fundido NBR 7675.\u003c\/p\u003e\u003ch2\u003eDestaques técnicos\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePressão nominal de 2,00 MPa\u003c\/strong\u003e com tolerância a transientes pontuais de até 1,5 vez a PN.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eResistência à fadiga\u003c\/strong\u003e para redes com partida e parada frequente de bombas.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGolpe de aríete menor\u003c\/strong\u003e: a elasticidade do PVC-O reduz a celeridade da onda de pressão em relação a ferro fundido e aço.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eImune à corrosão\u003c\/strong\u003e, com vida útil de projeto de 50 anos; estudos citados pela indústria indicam cerca de 100 anos.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJunta elástica integrada\u003c\/strong\u003e com anel em borracha EPDM, montagem por encaixe e sem solda.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDimensões do DN 200 PN 20\u003c\/h2\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eMedida\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eValor\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro nominal\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003eDN 200\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eClasse de pressão\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003ePN 20\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro externo (DE)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e222 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eEspessura de parede (e)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e7,7 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro interno (DI)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e206,6 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eComprimento da bolsa (B)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e145 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eComprimento da barra (L)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e6 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eRelação DE\/e (SDR)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e28,8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eTolerância de ovalização na recepção\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e4,8 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003cp\u003eCorpo branco com duas faixas azuis para identificação da rede. Barra fornecida com ponta chanfrada de fábrica, inclinação entre 12° e 15°.\u003c\/p\u003e\u003ch2\u003ePressão de trabalho por temperatura\u003c\/h2\u003e\u003cp\u003eAté 25 °C a pressão admissível é igual à nominal. Acima disso, multiplique a PN pelo fator ft. O PVC-O não é indicado para operação contínua acima de 45 °C.\u003c\/p\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eTemperatura da água\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eFator ft\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePressão admissível (PFA)\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 25 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,0\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e2,00 MPa (20 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 30 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,9\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,80 MPa (18 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 35 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,8\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,60 MPa (16 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 40 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,7\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,40 MPa (14 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 45 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,6\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,20 MPa (12 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch2\u003eDesempenho hidráulico\u003c\/h2\u003e\u003cp\u003eFaixa de velocidade recomendada pela NBR 15750: de 0,6 m\/s, para garantir autolimpeza, a 3,0 m\/s, para limitar desgaste e transientes.\u003c\/p\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"min-width:520px;width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVelocidade\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVazão (l\/s)\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVazão (m³\/h)\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePerda de carga (m\/km)\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e0,6 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e20,1\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e72\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,54\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e1 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e33,5\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e121\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e3,87\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e1,5 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e50,3\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e181\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e8,08\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e2 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e67,0\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e241\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e13,65\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e2,5 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e83,8\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e302\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e20,53\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e3 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e100,6\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e362\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e28,69\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch2\u003eInstalação\u003c\/h2\u003e\u003ch3\u003eLargura de vala para água\u003c\/h3\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"min-width:650px;width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eProfundidade da vala\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePontaletes\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eContínuo ou descontínuo\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eEspecial\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eMetálico-madeira\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 2 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,70 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,75 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,85 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,35 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eacima de 2 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,80 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,90 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,00 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,35 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch3\u003eRecobrimento mínimo\u003c\/h3\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eLocal da vala\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eRecobrimento mínimo\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob passeio\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,70 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob via pavimentada ou com meio-fio e sarjeta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,00 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob via de terra ou greide indefinido\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,20 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch3\u003eBerço e envoltória\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBerço de material granular fino com no mínimo 10 cm, sobre fundo de vala sem pedras. Não concrete o fundo da vala.\u003c\/li\u003e\n\u003cli\u003eEscave no mínimo 15 cm abaixo da cota de projeto para regularizar o berço. Em rocha, o rebaixo é obrigatório.\u003c\/li\u003e\n\u003cli\u003eEnvoltória em material granular classe II (areia grossa ou cascalho limpo), compactada em camadas de 10 a 15 cm, com grau mínimo de 95% do Proctor Normal.\u003c\/li\u003e\n\u003cli\u003eCompacte alternando os lados da vala, nunca sobre o tubo, até 30 cm acima da geratriz superior. Rolo ou pé de carneiro só a partir de 60 cm acima do tubo.\u003c\/li\u003e\n\u003cli\u003eAbra um nicho sob cada bolsa para que ela não sustente o peso da tubulação.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eMontagem da junta\u003c\/h3\u003e\u003col\u003e\n\u003cli\u003eConfira as extremidades do tubo e a integridade e o posicionamento do anel de vedação.\u003c\/li\u003e\n\u003cli\u003eLimpe com pano úmido a parte interna da bolsa e o anel.\u003c\/li\u003e\n\u003cli\u003eCalce a ponta e a bolsa para evitar contato com o solo e a entrada de areia e pedra.\u003c\/li\u003e\n\u003cli\u003eLubrifique o anel de vedação e a parte interna da bolsa com pasta lubrificante. Nunca use óleo, graxa ou derivado de petróleo.\u003c\/li\u003e\n\u003cli\u003eAlinhe os tubos na horizontal e na vertical e aproxime a ponta da bolsa.\u003c\/li\u003e\n\u003cli\u003eEmpurre a ponta na bolsa até a marca de referência, à mão, com alavanca ou com tirfor nos diâmetros maiores.\u003c\/li\u003e\n\u003cli\u003eFaça a deflexão angular só depois do encaixe completo.\u003c\/li\u003e\n\u003c\/ol\u003e\u003ch3\u003eCurvas, conexões e ancoragem\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eDeflexão na junta de 1° a 2°, feita só depois do encaixe completo. Curvatura no corpo do tubo com raio mínimo de 44,4 m (200 x DE), apoiando as extremidades e aplicando a força no meio do vão.\u003c\/li\u003e\n\u003cli\u003eNunca aqueça o tubo para formar curva, bolsa ou furo.\u003c\/li\u003e\n\u003cli\u003eUse conexões de ferro fundido NBR 7675. Na conexão de ferro fundido a bolsa é mais curta: com o chanfro da ponta previamente reduzido, introduza o tubo até encostar no fundo da bolsa, sem usar a marca de inserção do tubo como referência.\u003c\/li\u003e\n\u003cli\u003eA junta elástica não resiste à tração: extremidades, curvas, tês, reduções, válvulas, registros e trechos com declividade acentuada exigem bloco de ancoragem de concreto.\u003c\/li\u003e\n\u003cli\u003eProteja o contato entre tubo e bloco com manta de polietileno ou borracha.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eEnsaio de estanqueidade\u003c\/h3\u003e\u003cp\u003eEnsaie em trechos isolados, de preferência antes do reaterro completo e com as juntas à vista, conforme NBR 9650.\u003c\/p\u003e\u003ch2\u003eRecebimento, armazenamento e logística\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eDescarga manual até DN 300. Acima disso, cintas de nylon em dois pontos. Nunca corrente ou cabo de aço, e nunca jogue o tubo ao chão.\u003c\/li\u003e\n\u003cli\u003eEmpilhe sobre sarrafos, alternando ponta e bolsa, até 1,5 m de altura. Armazenagem acima de 6 meses pede cobertura com 50 cm de folga sobre a pilha.\u003c\/li\u003e\n\u003cli\u003eRecuse tubo com ovalização na ponta ou na bolsa que afete o anel. Tubo que amassou e voltou ao formato sem marca branca ou trinca continua próprio para uso.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eItem\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eDN 200\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eBarras por carreta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e240 barras (1.440 m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003ePasta lubrificante por junta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e40 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eProdutividade de referência da linha\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e44 barras por dia (264 m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eCurvatura no corpo do tubo\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e44,4 m (200 x DE)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDesvio por barra com deflexão na junta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,10 m a 1° e 0,21 m a 2°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003cp style=\"font-size:13px;color:#667\"\u003eReferência de produtividade da linha, a partir de obras anteriores. Tamanho da equipe, profundidade da vala e interferências mudam o número.\u003c\/p\u003e\u003ch2\u003eNormas\u003c\/h2\u003e\u003cp\u003eFabricação e ensaios conforme ABNT NBR 15750 e ISO 16422. Anel de vedação conforme ABNT NBR 7676. Conexões de ferro fundido conforme ABNT NBR 7675. Execução de vala e reaterro conforme ABNT NBR 17015. Ensaio de estanqueidade conforme ABNT NBR 9650.\u003c\/p\u003e\u003ch2\u003eCondições de fornecimento\u003c\/h2\u003e\u003cp\u003ePedido mínimo de \u003cstrong\u003eR$ 5.000,00\u003c\/strong\u003e para a linha PVC-O. Frete FOB SP. Prazo de entrega confirmado na cotação. Para cotar, informe diâmetros, classes de pressão, quantidades e local de entrega.\u003c\/p\u003e\u003ch2\u003ePerguntas frequentes\u003c\/h2\u003e\u003ch3\u003eO tubo PVC-O DN 200 encaixa em conexão de ferro fundido?\u003c\/h3\u003e\u003cp\u003eSim. O diâmetro externo de 222 mm é equivalente ao do ferro fundido, e a ponta acopla em tubos e conexões de ferro fundido conforme NBR 7675. Na conexão de ferro fundido a bolsa é mais curta: com o chanfro da ponta previamente reduzido, introduza o tubo até encostar no fundo da bolsa, sem usar a marca de inserção do tubo como referência.\u003c\/p\u003e\u003ch3\u003eQual a pressão máxima do tubo PVC-O DN 200 PN 20?\u003c\/h3\u003e\u003cp\u003eA pressão de operação contínua é de 2,00 MPa (20 bar) até 25 °C. Acima disso aplica-se o fator de redução da ficha técnica: 1,60 MPa a 35 °C e 1,20 MPa a 45 °C. Transientes pontuais de golpe de aríete são tolerados até 1,5 vez a pressão nominal.\u003c\/p\u003e\u003ch3\u003eQual a vazão do tubo PVC-O DN 200 PN 20?\u003c\/h3\u003e\u003cp\u003eCom diâmetro interno calculado de 206,6 mm, o tubo conduz cerca de 33,5 l\/s a 1 m\/s. Na faixa de velocidade recomendada pela NBR 15750, de 0,6 a 3,0 m\/s, a vazão vai de 20,1 a 100,6 l\/s. O projeto executivo define o valor final.\u003c\/p\u003e\u003ch3\u003eQual a largura mínima de vala para tubo DN 200?\u003c\/h3\u003e\u003cp\u003ePara vala de até 2 m de profundidade com escoramento por pontaletes, a largura de referência é de 0,70 m. A largura cresce com a profundidade e o tipo de escoramento, e deve deixar espaço para o compactador trabalhar nas laterais do tubo.\u003c\/p\u003e\u003ch3\u003eQual o pedido mínimo e como funciona o frete?\u003c\/h3\u003e\u003cp\u003eO pedido mínimo da linha PVC-O é de R$ 5.000,00, com frete FOB SP. O prazo de entrega é confirmado na cotação, a partir da lista de diâmetros, classes de pressão, quantidades e local de entrega.\u003c\/p\u003e\u003ch2\u003eVeja também\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/collections\/tubo-pvc-o\"\u003elinha completa de tubos PVC-O\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/collections\/tubo-pvc-o-agua\"\u003etodos os diâmetros de PVC-O para água\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-20-dn-200\"\u003etubo PVC-O DN 200 PN 20 para esgoto\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-20-dn-150\"\u003etubo PVC-O DN 150 PN 20\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-20-dn-250\"\u003etubo PVC-O DN 250 PN 20\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-12-5-dn-200\"\u003etubo PVC-O DN 200 classe PN 12,5\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-16-dn-200\"\u003etubo PVC-O DN 200 classe PN 16\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp style=\"font-size:13px;color:#667\"\u003eValores de referência para pré-dimensionamento. Hidráulica calculada por Darcy-Weisbach com Colebrook-White (rugosidade 0,003 mm para água e 0,06 mm para esgoto, água a 20 °C). DI calculado pela espessura nominal da ficha técnica; tabelas de ensaio podem indicar vazão menor. O projeto executivo e o responsável técnico prevalecem.\u003c\/p\u003e","brand":"Mininco","offers":[{"title":"Default Title","offer_id":69638506512418,"sku":"PVCO-AG-200-20","price":99999.99,"currency_code":"BRL","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0801\/2598\/4802\/files\/pvco_agua_principal_82f18efe-540c-43a4-a927-2fda158b322b.jpg?v=1793868324"},{"product_id":"tubo-pvc-o-agua-pn-20-dn-250","title":"Tubo PVC-O DEFOFO Água PN 20 DN 250 Barra 6m Junta Elástica JEI","description":"\u003cp\u003eTubo de PVC orientado (PVC-O) DN 250, classe de pressão PN 20, para adutoras e redes de distribuição de água potável. A orientação molecular nas direções axial e circunferencial alinha as cadeias do PVC e leva o material a um MRS de 45 MPa: a parede fica mais fina, o diâmetro interno maior e a rede ganha vazão com menos peso por metro.\u003c\/p\u003e\u003cp\u003eO diâmetro externo de \u003cstrong\u003e274 mm\u003c\/strong\u003e é equivalente ao do ferro fundido (DEFOFO). A ponta do tubo acopla em tubos e conexões de ferro fundido NBR 7675.\u003c\/p\u003e\u003ch2\u003eDestaques técnicos\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePressão nominal de 2,00 MPa\u003c\/strong\u003e com tolerância a transientes pontuais de até 1,5 vez a PN.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eResistência à fadiga\u003c\/strong\u003e para redes com partida e parada frequente de bombas.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGolpe de aríete menor\u003c\/strong\u003e: a elasticidade do PVC-O reduz a celeridade da onda de pressão em relação a ferro fundido e aço.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eImune à corrosão\u003c\/strong\u003e, com vida útil de projeto de 50 anos; estudos citados pela indústria indicam cerca de 100 anos.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJunta elástica integrada\u003c\/strong\u003e com anel em borracha EPDM, montagem por encaixe e sem solda.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDimensões do DN 250 PN 20\u003c\/h2\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eMedida\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eValor\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro nominal\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003eDN 250\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eClasse de pressão\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003ePN 20\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro externo (DE)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e274 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eEspessura de parede (e)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e9,4 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro interno (DI)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e255,2 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eComprimento da bolsa (B)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e163 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eComprimento da barra (L)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e6 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eRelação DE\/e (SDR)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e29,1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eTolerância de ovalização na recepção\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e6 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003cp\u003eCorpo branco com duas faixas azuis para identificação da rede. Barra fornecida com ponta chanfrada de fábrica, inclinação entre 12° e 15°.\u003c\/p\u003e\u003ch2\u003ePressão de trabalho por temperatura\u003c\/h2\u003e\u003cp\u003eAté 25 °C a pressão admissível é igual à nominal. Acima disso, multiplique a PN pelo fator ft. O PVC-O não é indicado para operação contínua acima de 45 °C.\u003c\/p\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eTemperatura da água\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eFator ft\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePressão admissível (PFA)\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 25 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,0\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e2,00 MPa (20 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 30 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,9\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,80 MPa (18 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 35 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,8\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,60 MPa (16 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 40 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,7\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,40 MPa (14 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 45 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,6\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,20 MPa (12 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch2\u003eDesempenho hidráulico\u003c\/h2\u003e\u003cp\u003eFaixa de velocidade recomendada pela NBR 15750: de 0,6 m\/s, para garantir autolimpeza, a 3,0 m\/s, para limitar desgaste e transientes.\u003c\/p\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"min-width:520px;width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVelocidade\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVazão (l\/s)\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVazão (m³\/h)\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePerda de carga (m\/km)\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e0,6 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e30,7\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e110\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,19\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e1 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e51,2\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e184\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e3,01\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e1,5 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e76,7\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e276\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e6,28\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e2 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e102,3\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e368\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e10,63\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e2,5 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e127,9\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e460\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e15,99\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e3 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e153,5\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e552\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e22,36\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch2\u003eInstalação\u003c\/h2\u003e\u003ch3\u003eLargura de vala para água\u003c\/h3\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"min-width:650px;width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eProfundidade da vala\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePontaletes\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eContínuo ou descontínuo\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eEspecial\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eMetálico-madeira\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 2 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,75 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,80 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,90 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,40 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eacima de 2 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,85 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,95 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,15 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,40 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch3\u003eRecobrimento mínimo\u003c\/h3\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eLocal da vala\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eRecobrimento mínimo\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob passeio\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,70 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob via pavimentada ou com meio-fio e sarjeta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,00 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob via de terra ou greide indefinido\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,20 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch3\u003eBerço e envoltória\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBerço de material granular fino com no mínimo 10 cm, sobre fundo de vala sem pedras. Não concrete o fundo da vala.\u003c\/li\u003e\n\u003cli\u003eEscave no mínimo 15 cm abaixo da cota de projeto para regularizar o berço. Em rocha, o rebaixo é obrigatório.\u003c\/li\u003e\n\u003cli\u003eEnvoltória em material granular classe II (areia grossa ou cascalho limpo), compactada em camadas de 10 a 15 cm, com grau mínimo de 95% do Proctor Normal.\u003c\/li\u003e\n\u003cli\u003eCompacte alternando os lados da vala, nunca sobre o tubo, até 30 cm acima da geratriz superior. Rolo ou pé de carneiro só a partir de 60 cm acima do tubo.\u003c\/li\u003e\n\u003cli\u003eAbra um nicho sob cada bolsa para que ela não sustente o peso da tubulação.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eMontagem da junta\u003c\/h3\u003e\u003col\u003e\n\u003cli\u003eConfira as extremidades do tubo e a integridade e o posicionamento do anel de vedação.\u003c\/li\u003e\n\u003cli\u003eLimpe com pano úmido a parte interna da bolsa e o anel.\u003c\/li\u003e\n\u003cli\u003eCalce a ponta e a bolsa para evitar contato com o solo e a entrada de areia e pedra.\u003c\/li\u003e\n\u003cli\u003eLubrifique o anel de vedação e a parte interna da bolsa com pasta lubrificante. Nunca use óleo, graxa ou derivado de petróleo.\u003c\/li\u003e\n\u003cli\u003eAlinhe os tubos na horizontal e na vertical e aproxime a ponta da bolsa.\u003c\/li\u003e\n\u003cli\u003eEmpurre a ponta na bolsa até a marca de referência, à mão, com alavanca ou com tirfor nos diâmetros maiores.\u003c\/li\u003e\n\u003cli\u003eFaça a deflexão angular só depois do encaixe completo.\u003c\/li\u003e\n\u003c\/ol\u003e\u003ch3\u003eCurvas, conexões e ancoragem\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eDeflexão na junta de 1° a 2°, feita só depois do encaixe completo. Curvatura no corpo do tubo com raio mínimo de 54,8 m (200 x DE), apoiando as extremidades e aplicando a força no meio do vão.\u003c\/li\u003e\n\u003cli\u003eNunca aqueça o tubo para formar curva, bolsa ou furo.\u003c\/li\u003e\n\u003cli\u003eUse conexões de ferro fundido NBR 7675. Na conexão de ferro fundido a bolsa é mais curta: com o chanfro da ponta previamente reduzido, introduza o tubo até encostar no fundo da bolsa, sem usar a marca de inserção do tubo como referência.\u003c\/li\u003e\n\u003cli\u003eA junta elástica não resiste à tração: extremidades, curvas, tês, reduções, válvulas, registros e trechos com declividade acentuada exigem bloco de ancoragem de concreto.\u003c\/li\u003e\n\u003cli\u003eProteja o contato entre tubo e bloco com manta de polietileno ou borracha.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eEnsaio de estanqueidade\u003c\/h3\u003e\u003cp\u003eEnsaie em trechos isolados, de preferência antes do reaterro completo e com as juntas à vista, conforme NBR 9650.\u003c\/p\u003e\u003ch2\u003eRecebimento, armazenamento e logística\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eDescarga manual até DN 300. Acima disso, cintas de nylon em dois pontos. Nunca corrente ou cabo de aço, e nunca jogue o tubo ao chão.\u003c\/li\u003e\n\u003cli\u003eEmpilhe sobre sarrafos, alternando ponta e bolsa, até 1,5 m de altura. Armazenagem acima de 6 meses pede cobertura com 50 cm de folga sobre a pilha.\u003c\/li\u003e\n\u003cli\u003eRecuse tubo com ovalização na ponta ou na bolsa que afete o anel. Tubo que amassou e voltou ao formato sem marca branca ou trinca continua próprio para uso.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eItem\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eDN 250\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eBarras por carreta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e160 barras (960 m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003ePasta lubrificante por junta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e50 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eProdutividade de referência da linha\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e41 barras por dia (246 m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eCurvatura no corpo do tubo\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e54,8 m (200 x DE)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDesvio por barra com deflexão na junta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,10 m a 1° e 0,21 m a 2°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003cp style=\"font-size:13px;color:#667\"\u003eReferência de produtividade da linha, a partir de obras anteriores. Tamanho da equipe, profundidade da vala e interferências mudam o número.\u003c\/p\u003e\u003ch2\u003eNormas\u003c\/h2\u003e\u003cp\u003eFabricação e ensaios conforme ABNT NBR 15750 e ISO 16422. Anel de vedação conforme ABNT NBR 7676. Conexões de ferro fundido conforme ABNT NBR 7675. Execução de vala e reaterro conforme ABNT NBR 17015. Ensaio de estanqueidade conforme ABNT NBR 9650.\u003c\/p\u003e\u003ch2\u003eCondições de fornecimento\u003c\/h2\u003e\u003cp\u003ePedido mínimo de \u003cstrong\u003eR$ 5.000,00\u003c\/strong\u003e para a linha PVC-O. Frete FOB SP. Prazo de entrega confirmado na cotação. Para cotar, informe diâmetros, classes de pressão, quantidades e local de entrega.\u003c\/p\u003e\u003ch2\u003ePerguntas frequentes\u003c\/h2\u003e\u003ch3\u003eO tubo PVC-O DN 250 encaixa em conexão de ferro fundido?\u003c\/h3\u003e\u003cp\u003eSim. O diâmetro externo de 274 mm é equivalente ao do ferro fundido, e a ponta acopla em tubos e conexões de ferro fundido conforme NBR 7675. Na conexão de ferro fundido a bolsa é mais curta: com o chanfro da ponta previamente reduzido, introduza o tubo até encostar no fundo da bolsa, sem usar a marca de inserção do tubo como referência.\u003c\/p\u003e\u003ch3\u003eQual a pressão máxima do tubo PVC-O DN 250 PN 20?\u003c\/h3\u003e\u003cp\u003eA pressão de operação contínua é de 2,00 MPa (20 bar) até 25 °C. Acima disso aplica-se o fator de redução da ficha técnica: 1,60 MPa a 35 °C e 1,20 MPa a 45 °C. Transientes pontuais de golpe de aríete são tolerados até 1,5 vez a pressão nominal.\u003c\/p\u003e\u003ch3\u003eQual a vazão do tubo PVC-O DN 250 PN 20?\u003c\/h3\u003e\u003cp\u003eCom diâmetro interno calculado de 255,2 mm, o tubo conduz cerca de 51,2 l\/s a 1 m\/s. Na faixa de velocidade recomendada pela NBR 15750, de 0,6 a 3,0 m\/s, a vazão vai de 30,7 a 153,5 l\/s. O projeto executivo define o valor final.\u003c\/p\u003e\u003ch3\u003eQual a largura mínima de vala para tubo DN 250?\u003c\/h3\u003e\u003cp\u003ePara vala de até 2 m de profundidade com escoramento por pontaletes, a largura de referência é de 0,75 m. A largura cresce com a profundidade e o tipo de escoramento, e deve deixar espaço para o compactador trabalhar nas laterais do tubo.\u003c\/p\u003e\u003ch3\u003eQual o pedido mínimo e como funciona o frete?\u003c\/h3\u003e\u003cp\u003eO pedido mínimo da linha PVC-O é de R$ 5.000,00, com frete FOB SP. O prazo de entrega é confirmado na cotação, a partir da lista de diâmetros, classes de pressão, quantidades e local de entrega.\u003c\/p\u003e\u003ch2\u003eVeja também\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/collections\/tubo-pvc-o\"\u003elinha completa de tubos PVC-O\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/collections\/tubo-pvc-o-agua\"\u003etodos os diâmetros de PVC-O para água\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-20-dn-250\"\u003etubo PVC-O DN 250 PN 20 para esgoto\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-20-dn-200\"\u003etubo PVC-O DN 200 PN 20\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-20-dn-300\"\u003etubo PVC-O DN 300 PN 20\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-12-5-dn-250\"\u003etubo PVC-O DN 250 classe PN 12,5\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-16-dn-250\"\u003etubo PVC-O DN 250 classe PN 16\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp style=\"font-size:13px;color:#667\"\u003eValores de referência para pré-dimensionamento. Hidráulica calculada por Darcy-Weisbach com Colebrook-White (rugosidade 0,003 mm para água e 0,06 mm para esgoto, água a 20 °C). DI calculado pela espessura nominal da ficha técnica; tabelas de ensaio podem indicar vazão menor. O projeto executivo e o responsável técnico prevalecem.\u003c\/p\u003e","brand":"Mininco","offers":[{"title":"Default Title","offer_id":69638506545186,"sku":"PVCO-AG-250-20","price":99999.99,"currency_code":"BRL","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0801\/2598\/4802\/files\/pvco_agua_principal_37a0a346-c804-46b6-9d01-7e712f1fc429.jpg?v=1793868324"},{"product_id":"tubo-pvc-o-agua-pn-20-dn-300","title":"Tubo PVC-O DEFOFO Água PN 20 DN 300 Barra 6m Junta Elástica JEI","description":"\u003cp\u003eTubo de PVC orientado (PVC-O) DN 300, classe de pressão PN 20, para adutoras e redes de distribuição de água potável. A orientação molecular nas direções axial e circunferencial alinha as cadeias do PVC e leva o material a um MRS de 45 MPa: a parede fica mais fina, o diâmetro interno maior e a rede ganha vazão com menos peso por metro.\u003c\/p\u003e\u003cp\u003eO diâmetro externo de \u003cstrong\u003e326 mm\u003c\/strong\u003e é equivalente ao do ferro fundido (DEFOFO). A ponta do tubo acopla em tubos e conexões de ferro fundido NBR 7675.\u003c\/p\u003e\u003ch2\u003eDestaques técnicos\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePressão nominal de 2,00 MPa\u003c\/strong\u003e com tolerância a transientes pontuais de até 1,5 vez a PN.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eResistência à fadiga\u003c\/strong\u003e para redes com partida e parada frequente de bombas.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGolpe de aríete menor\u003c\/strong\u003e: a elasticidade do PVC-O reduz a celeridade da onda de pressão em relação a ferro fundido e aço.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eImune à corrosão\u003c\/strong\u003e, com vida útil de projeto de 50 anos; estudos citados pela indústria indicam cerca de 100 anos.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJunta elástica integrada\u003c\/strong\u003e com anel em borracha EPDM, montagem por encaixe e sem solda.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDimensões do DN 300 PN 20\u003c\/h2\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eMedida\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eValor\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro nominal\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003eDN 300\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eClasse de pressão\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003ePN 20\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro externo (DE)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e326 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eEspessura de parede (e)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e11,2 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro interno (DI)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e303,6 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eComprimento da bolsa (B)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e187 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eComprimento da barra (L)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e6 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eRelação DE\/e (SDR)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e29,1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eTolerância de ovalização na recepção\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e7,6 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003cp\u003eCorpo branco com duas faixas azuis para identificação da rede. Barra fornecida com ponta chanfrada de fábrica, inclinação entre 12° e 15°.\u003c\/p\u003e\u003ch2\u003ePressão de trabalho por temperatura\u003c\/h2\u003e\u003cp\u003eAté 25 °C a pressão admissível é igual à nominal. Acima disso, multiplique a PN pelo fator ft. O PVC-O não é indicado para operação contínua acima de 45 °C.\u003c\/p\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eTemperatura da água\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eFator ft\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePressão admissível (PFA)\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 25 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,0\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e2,00 MPa (20 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 30 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,9\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,80 MPa (18 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 35 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,8\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,60 MPa (16 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 40 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,7\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,40 MPa (14 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 45 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,6\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,20 MPa (12 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch2\u003eDesempenho hidráulico\u003c\/h2\u003e\u003cp\u003eFaixa de velocidade recomendada pela NBR 15750: de 0,6 m\/s, para garantir autolimpeza, a 3,0 m\/s, para limitar desgaste e transientes.\u003c\/p\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"min-width:520px;width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVelocidade\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVazão (l\/s)\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVazão (m³\/h)\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePerda de carga (m\/km)\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e0,6 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e43,4\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e156\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,97\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e1 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e72,4\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e261\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e2,44\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e1,5 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e108,6\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e391\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e5,12\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e2 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e144,8\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e521\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e8,66\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e2,5 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e181,0\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e652\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e13,03\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e3 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e217,2\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e782\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e18,22\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch2\u003eInstalação\u003c\/h2\u003e\u003ch3\u003eLargura de vala para água\u003c\/h3\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"min-width:650px;width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eProfundidade da vala\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePontaletes\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eContínuo ou descontínuo\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eEspecial\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eMetálico-madeira\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 2 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,80 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,85 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,95 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,45 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eacima de 2 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,90 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,10 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,20 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,45 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch3\u003eRecobrimento mínimo\u003c\/h3\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eLocal da vala\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eRecobrimento mínimo\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob passeio\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,70 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob via pavimentada ou com meio-fio e sarjeta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,00 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob via de terra ou greide indefinido\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,20 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch3\u003eBerço e envoltória\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBerço de material granular fino com no mínimo 10 cm, sobre fundo de vala sem pedras. Não concrete o fundo da vala.\u003c\/li\u003e\n\u003cli\u003eEscave no mínimo 15 cm abaixo da cota de projeto para regularizar o berço. Em rocha, o rebaixo é obrigatório.\u003c\/li\u003e\n\u003cli\u003eEnvoltória em material granular classe II (areia grossa ou cascalho limpo), compactada em camadas de 10 a 15 cm, com grau mínimo de 95% do Proctor Normal.\u003c\/li\u003e\n\u003cli\u003eCompacte alternando os lados da vala, nunca sobre o tubo, até 30 cm acima da geratriz superior. Rolo ou pé de carneiro só a partir de 60 cm acima do tubo.\u003c\/li\u003e\n\u003cli\u003eAbra um nicho sob cada bolsa para que ela não sustente o peso da tubulação.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eMontagem da junta\u003c\/h3\u003e\u003col\u003e\n\u003cli\u003eConfira as extremidades do tubo e a integridade e o posicionamento do anel de vedação.\u003c\/li\u003e\n\u003cli\u003eLimpe com pano úmido a parte interna da bolsa e o anel.\u003c\/li\u003e\n\u003cli\u003eCalce a ponta e a bolsa para evitar contato com o solo e a entrada de areia e pedra.\u003c\/li\u003e\n\u003cli\u003eLubrifique o anel de vedação e a parte interna da bolsa com pasta lubrificante. Nunca use óleo, graxa ou derivado de petróleo.\u003c\/li\u003e\n\u003cli\u003eAlinhe os tubos na horizontal e na vertical e aproxime a ponta da bolsa.\u003c\/li\u003e\n\u003cli\u003eEmpurre a ponta na bolsa até a marca de referência, à mão, com alavanca ou com tirfor nos diâmetros maiores.\u003c\/li\u003e\n\u003cli\u003eFaça a deflexão angular só depois do encaixe completo.\u003c\/li\u003e\n\u003c\/ol\u003e\u003ch3\u003eCurvas, conexões e ancoragem\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eDeflexão na junta de 1° a 2°, feita só depois do encaixe completo. Curvatura no corpo do tubo com raio mínimo de 65,2 m (200 x DE), apoiando as extremidades e aplicando a força no meio do vão.\u003c\/li\u003e\n\u003cli\u003eNunca aqueça o tubo para formar curva, bolsa ou furo.\u003c\/li\u003e\n\u003cli\u003eUse conexões de ferro fundido NBR 7675. Na conexão de ferro fundido a bolsa é mais curta: com o chanfro da ponta previamente reduzido, introduza o tubo até encostar no fundo da bolsa, sem usar a marca de inserção do tubo como referência.\u003c\/li\u003e\n\u003cli\u003eA junta elástica não resiste à tração: extremidades, curvas, tês, reduções, válvulas, registros e trechos com declividade acentuada exigem bloco de ancoragem de concreto.\u003c\/li\u003e\n\u003cli\u003eProteja o contato entre tubo e bloco com manta de polietileno ou borracha.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eEnsaio de estanqueidade\u003c\/h3\u003e\u003cp\u003eEnsaie em trechos isolados, de preferência antes do reaterro completo e com as juntas à vista, conforme NBR 9650.\u003c\/p\u003e\u003ch2\u003eRecebimento, armazenamento e logística\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eDescarga manual até DN 300. Acima disso, cintas de nylon em dois pontos. Nunca corrente ou cabo de aço, e nunca jogue o tubo ao chão.\u003c\/li\u003e\n\u003cli\u003eEmpilhe sobre sarrafos, alternando ponta e bolsa, até 1,5 m de altura. Armazenagem acima de 6 meses pede cobertura com 50 cm de folga sobre a pilha.\u003c\/li\u003e\n\u003cli\u003eRecuse tubo com ovalização na ponta ou na bolsa que afete o anel. Tubo que amassou e voltou ao formato sem marca branca ou trinca continua próprio para uso.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eItem\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eDN 300\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eBarras por carreta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e112 barras (672 m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003ePasta lubrificante por junta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e60 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eProdutividade de referência da linha\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e38 barras por dia (228 m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eCurvatura no corpo do tubo\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e65,2 m (200 x DE)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDesvio por barra com deflexão na junta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,10 m a 1° e 0,21 m a 2°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003cp style=\"font-size:13px;color:#667\"\u003eReferência de produtividade da linha, a partir de obras anteriores. Tamanho da equipe, profundidade da vala e interferências mudam o número.\u003c\/p\u003e\u003ch2\u003eNormas\u003c\/h2\u003e\u003cp\u003eFabricação e ensaios conforme ABNT NBR 15750 e ISO 16422. Anel de vedação conforme ABNT NBR 7676. Conexões de ferro fundido conforme ABNT NBR 7675. Execução de vala e reaterro conforme ABNT NBR 17015. Ensaio de estanqueidade conforme ABNT NBR 9650.\u003c\/p\u003e\u003ch2\u003eCondições de fornecimento\u003c\/h2\u003e\u003cp\u003ePedido mínimo de \u003cstrong\u003eR$ 5.000,00\u003c\/strong\u003e para a linha PVC-O. Frete FOB SP. Prazo de entrega confirmado na cotação. Para cotar, informe diâmetros, classes de pressão, quantidades e local de entrega.\u003c\/p\u003e\u003ch2\u003ePerguntas frequentes\u003c\/h2\u003e\u003ch3\u003eO tubo PVC-O DN 300 encaixa em conexão de ferro fundido?\u003c\/h3\u003e\u003cp\u003eSim. O diâmetro externo de 326 mm é equivalente ao do ferro fundido, e a ponta acopla em tubos e conexões de ferro fundido conforme NBR 7675. Na conexão de ferro fundido a bolsa é mais curta: com o chanfro da ponta previamente reduzido, introduza o tubo até encostar no fundo da bolsa, sem usar a marca de inserção do tubo como referência.\u003c\/p\u003e\u003ch3\u003eQual a pressão máxima do tubo PVC-O DN 300 PN 20?\u003c\/h3\u003e\u003cp\u003eA pressão de operação contínua é de 2,00 MPa (20 bar) até 25 °C. Acima disso aplica-se o fator de redução da ficha técnica: 1,60 MPa a 35 °C e 1,20 MPa a 45 °C. Transientes pontuais de golpe de aríete são tolerados até 1,5 vez a pressão nominal.\u003c\/p\u003e\u003ch3\u003eQual a vazão do tubo PVC-O DN 300 PN 20?\u003c\/h3\u003e\u003cp\u003eCom diâmetro interno calculado de 303,6 mm, o tubo conduz cerca de 72,4 l\/s a 1 m\/s. Na faixa de velocidade recomendada pela NBR 15750, de 0,6 a 3,0 m\/s, a vazão vai de 43,4 a 217,2 l\/s. O projeto executivo define o valor final.\u003c\/p\u003e\u003ch3\u003eQual a largura mínima de vala para tubo DN 300?\u003c\/h3\u003e\u003cp\u003ePara vala de até 2 m de profundidade com escoramento por pontaletes, a largura de referência é de 0,80 m. A largura cresce com a profundidade e o tipo de escoramento, e deve deixar espaço para o compactador trabalhar nas laterais do tubo.\u003c\/p\u003e\u003ch3\u003eQual o pedido mínimo e como funciona o frete?\u003c\/h3\u003e\u003cp\u003eO pedido mínimo da linha PVC-O é de R$ 5.000,00, com frete FOB SP. O prazo de entrega é confirmado na cotação, a partir da lista de diâmetros, classes de pressão, quantidades e local de entrega.\u003c\/p\u003e\u003ch2\u003eVeja também\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/collections\/tubo-pvc-o\"\u003elinha completa de tubos PVC-O\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/collections\/tubo-pvc-o-agua\"\u003etodos os diâmetros de PVC-O para água\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-20-dn-300\"\u003etubo PVC-O DN 300 PN 20 para esgoto\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-20-dn-250\"\u003etubo PVC-O DN 250 PN 20\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-20-dn-350\"\u003etubo PVC-O DN 350 PN 20\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-12-5-dn-300\"\u003etubo PVC-O DN 300 classe PN 12,5\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-16-dn-300\"\u003etubo PVC-O DN 300 classe PN 16\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp style=\"font-size:13px;color:#667\"\u003eValores de referência para pré-dimensionamento. Hidráulica calculada por Darcy-Weisbach com Colebrook-White (rugosidade 0,003 mm para água e 0,06 mm para esgoto, água a 20 °C). DI calculado pela espessura nominal da ficha técnica; tabelas de ensaio podem indicar vazão menor. O projeto executivo e o responsável técnico prevalecem.\u003c\/p\u003e","brand":"Mininco","offers":[{"title":"Default Title","offer_id":69638507266082,"sku":"PVCO-AG-300-20","price":99999.99,"currency_code":"BRL","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0801\/2598\/4802\/files\/pvco_agua_principal_f2d0880c-3f79-4c54-9104-2064fefec891.jpg?v=1793868326"},{"product_id":"tubo-pvc-o-agua-pn-20-dn-350","title":"Tubo PVC-O DEFOFO Água PN 20 DN 350 Barra 6m Junta Elástica JEI","description":"\u003cp\u003eTubo de PVC orientado (PVC-O) DN 350, classe de pressão PN 20, para adutoras e redes de distribuição de água potável. A orientação molecular nas direções axial e circunferencial alinha as cadeias do PVC e leva o material a um MRS de 45 MPa: a parede fica mais fina, o diâmetro interno maior e a rede ganha vazão com menos peso por metro.\u003c\/p\u003e\u003cp\u003eO diâmetro externo de \u003cstrong\u003e378 mm\u003c\/strong\u003e é equivalente ao do ferro fundido (DEFOFO). A ponta do tubo acopla em tubos e conexões de ferro fundido NBR 7675.\u003c\/p\u003e\u003ch2\u003eDestaques técnicos\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePressão nominal de 2,00 MPa\u003c\/strong\u003e com tolerância a transientes pontuais de até 1,5 vez a PN.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eResistência à fadiga\u003c\/strong\u003e para redes com partida e parada frequente de bombas.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGolpe de aríete menor\u003c\/strong\u003e: a elasticidade do PVC-O reduz a celeridade da onda de pressão em relação a ferro fundido e aço.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eImune à corrosão\u003c\/strong\u003e, com vida útil de projeto de 50 anos; estudos citados pela indústria indicam cerca de 100 anos.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJunta elástica integrada\u003c\/strong\u003e com anel em borracha EPDM, montagem por encaixe e sem solda.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDimensões do DN 350 PN 20\u003c\/h2\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eMedida\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eValor\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro nominal\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003eDN 350\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eClasse de pressão\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003ePN 20\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro externo (DE)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e378 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eEspessura de parede (e)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e13,0 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro interno (DI)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e352 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eComprimento da bolsa (B)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e208 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eComprimento da barra (L)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e6 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eRelação DE\/e (SDR)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e29,1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eTolerância de ovalização na recepção\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e8,6 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003cp\u003eCorpo branco com duas faixas azuis para identificação da rede. Barra fornecida com ponta chanfrada de fábrica, inclinação entre 12° e 15°.\u003c\/p\u003e\u003ch2\u003ePressão de trabalho por temperatura\u003c\/h2\u003e\u003cp\u003eAté 25 °C a pressão admissível é igual à nominal. Acima disso, multiplique a PN pelo fator ft. O PVC-O não é indicado para operação contínua acima de 45 °C.\u003c\/p\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eTemperatura da água\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eFator ft\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePressão admissível (PFA)\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 25 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,0\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e2,00 MPa (20 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 30 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,9\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,80 MPa (18 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 35 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,8\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,60 MPa (16 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 40 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,7\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,40 MPa (14 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 45 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,6\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,20 MPa (12 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch2\u003eDesempenho hidráulico\u003c\/h2\u003e\u003cp\u003eFaixa de velocidade recomendada pela NBR 15750: de 0,6 m\/s, para garantir autolimpeza, a 3,0 m\/s, para limitar desgaste e transientes.\u003c\/p\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"min-width:520px;width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVelocidade\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVazão (l\/s)\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVazão (m³\/h)\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePerda de carga (m\/km)\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e0,6 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e58,4\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e210\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,81\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e1 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e97,3\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e350\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e2,05\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e1,5 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e146,0\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e525\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e4,29\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e2 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e194,6\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e701\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e7,27\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e2,5 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e243,3\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e876\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e10,95\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e3 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e291,9\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1.051\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e15,32\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch2\u003eInstalação\u003c\/h2\u003e\u003ch3\u003eLargura de vala para água\u003c\/h3\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"min-width:650px;width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eProfundidade da vala\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePontaletes\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eContínuo ou descontínuo\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eEspecial\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eMetálico-madeira\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 2 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,80 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,85 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,95 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,45 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eacima de 2 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,90 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,10 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,20 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,45 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch3\u003eRecobrimento mínimo\u003c\/h3\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eLocal da vala\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eRecobrimento mínimo\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob passeio\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,70 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob via pavimentada ou com meio-fio e sarjeta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,00 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob via de terra ou greide indefinido\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,20 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch3\u003eBerço e envoltória\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBerço de material granular fino com no mínimo 10 cm, sobre fundo de vala sem pedras. Não concrete o fundo da vala.\u003c\/li\u003e\n\u003cli\u003eEscave no mínimo 15 cm abaixo da cota de projeto para regularizar o berço. Em rocha, o rebaixo é obrigatório.\u003c\/li\u003e\n\u003cli\u003eEnvoltória em material granular classe II (areia grossa ou cascalho limpo), compactada em camadas de 10 a 15 cm, com grau mínimo de 95% do Proctor Normal.\u003c\/li\u003e\n\u003cli\u003eCompacte alternando os lados da vala, nunca sobre o tubo, até 30 cm acima da geratriz superior. Rolo ou pé de carneiro só a partir de 60 cm acima do tubo.\u003c\/li\u003e\n\u003cli\u003eAbra um nicho sob cada bolsa para que ela não sustente o peso da tubulação.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eMontagem da junta\u003c\/h3\u003e\u003col\u003e\n\u003cli\u003eConfira as extremidades do tubo e a integridade e o posicionamento do anel de vedação.\u003c\/li\u003e\n\u003cli\u003eLimpe com pano úmido a parte interna da bolsa e o anel.\u003c\/li\u003e\n\u003cli\u003eCalce a ponta e a bolsa para evitar contato com o solo e a entrada de areia e pedra.\u003c\/li\u003e\n\u003cli\u003eLubrifique o anel de vedação e a parte interna da bolsa com pasta lubrificante. Nunca use óleo, graxa ou derivado de petróleo.\u003c\/li\u003e\n\u003cli\u003eAlinhe os tubos na horizontal e na vertical e aproxime a ponta da bolsa.\u003c\/li\u003e\n\u003cli\u003eEmpurre a ponta na bolsa até a marca de referência, à mão, com alavanca ou com tirfor nos diâmetros maiores.\u003c\/li\u003e\n\u003cli\u003eFaça a deflexão angular só depois do encaixe completo.\u003c\/li\u003e\n\u003c\/ol\u003e\u003ch3\u003eCurvas, conexões e ancoragem\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eDeflexão na junta de 1° a 2°, feita só depois do encaixe completo. Neste diâmetro, o peso e a rigidez da barra não favorecem curvatura no corpo do tubo: resolva o traçado pela deflexão nas juntas, com verificação do projetista.\u003c\/li\u003e\n\u003cli\u003eNunca aqueça o tubo para formar curva, bolsa ou furo.\u003c\/li\u003e\n\u003cli\u003eUse conexões de ferro fundido NBR 7675. Na conexão de ferro fundido a bolsa é mais curta: com o chanfro da ponta previamente reduzido, introduza o tubo até encostar no fundo da bolsa, sem usar a marca de inserção do tubo como referência.\u003c\/li\u003e\n\u003cli\u003eA junta elástica não resiste à tração: extremidades, curvas, tês, reduções, válvulas, registros e trechos com declividade acentuada exigem bloco de ancoragem de concreto.\u003c\/li\u003e\n\u003cli\u003eProteja o contato entre tubo e bloco com manta de polietileno ou borracha.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eEnsaio de estanqueidade\u003c\/h3\u003e\u003cp\u003eEnsaie em trechos isolados, de preferência antes do reaterro completo e com as juntas à vista, conforme NBR 9650.\u003c\/p\u003e\u003ch2\u003eRecebimento, armazenamento e logística\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eDescarga manual até DN 300. Acima disso, cintas de nylon em dois pontos. Nunca corrente ou cabo de aço, e nunca jogue o tubo ao chão.\u003c\/li\u003e\n\u003cli\u003eEmpilhe sobre sarrafos, alternando ponta e bolsa, até 1,5 m de altura. Armazenagem acima de 6 meses pede cobertura com 50 cm de folga sobre a pilha.\u003c\/li\u003e\n\u003cli\u003eRecuse tubo com ovalização na ponta ou na bolsa que afete o anel. Tubo que amassou e voltou ao formato sem marca branca ou trinca continua próprio para uso.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eItem\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eDN 350\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eBarras por carreta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e72 barras (432 m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003ePasta lubrificante por junta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e65 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eProdutividade de referência da linha\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e35 barras por dia (210 m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eCurvatura no corpo do tubo\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003enão recomendada neste diâmetro: use deflexão na junta, com verificação do projetista\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDesvio por barra com deflexão na junta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,10 m a 1° e 0,21 m a 2°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003cp style=\"font-size:13px;color:#667\"\u003eReferência de produtividade da linha, a partir de obras anteriores. Tamanho da equipe, profundidade da vala e interferências mudam o número.\u003c\/p\u003e\u003ch2\u003eNormas\u003c\/h2\u003e\u003cp\u003eFabricação e ensaios conforme ABNT NBR 15750 e ISO 16422. Anel de vedação conforme ABNT NBR 7676. Conexões de ferro fundido conforme ABNT NBR 7675. Execução de vala e reaterro conforme ABNT NBR 17015. Ensaio de estanqueidade conforme ABNT NBR 9650.\u003c\/p\u003e\u003ch2\u003eCondições de fornecimento\u003c\/h2\u003e\u003cp\u003ePedido mínimo de \u003cstrong\u003eR$ 5.000,00\u003c\/strong\u003e para a linha PVC-O. Frete FOB SP. Prazo de entrega confirmado na cotação. Para cotar, informe diâmetros, classes de pressão, quantidades e local de entrega.\u003c\/p\u003e\u003ch2\u003ePerguntas frequentes\u003c\/h2\u003e\u003ch3\u003eO tubo PVC-O DN 350 encaixa em conexão de ferro fundido?\u003c\/h3\u003e\u003cp\u003eSim. O diâmetro externo de 378 mm é equivalente ao do ferro fundido, e a ponta acopla em tubos e conexões de ferro fundido conforme NBR 7675. Na conexão de ferro fundido a bolsa é mais curta: com o chanfro da ponta previamente reduzido, introduza o tubo até encostar no fundo da bolsa, sem usar a marca de inserção do tubo como referência.\u003c\/p\u003e\u003ch3\u003eQual a pressão máxima do tubo PVC-O DN 350 PN 20?\u003c\/h3\u003e\u003cp\u003eA pressão de operação contínua é de 2,00 MPa (20 bar) até 25 °C. Acima disso aplica-se o fator de redução da ficha técnica: 1,60 MPa a 35 °C e 1,20 MPa a 45 °C. Transientes pontuais de golpe de aríete são tolerados até 1,5 vez a pressão nominal.\u003c\/p\u003e\u003ch3\u003eQual a vazão do tubo PVC-O DN 350 PN 20?\u003c\/h3\u003e\u003cp\u003eCom diâmetro interno calculado de 352 mm, o tubo conduz cerca de 97,3 l\/s a 1 m\/s. Na faixa de velocidade recomendada pela NBR 15750, de 0,6 a 3,0 m\/s, a vazão vai de 58,4 a 291,9 l\/s. O projeto executivo define o valor final.\u003c\/p\u003e\u003ch3\u003eQual a largura mínima de vala para tubo DN 350?\u003c\/h3\u003e\u003cp\u003ePara vala de até 2 m de profundidade com escoramento por pontaletes, a largura de referência é de 0,80 m. A largura cresce com a profundidade e o tipo de escoramento, e deve deixar espaço para o compactador trabalhar nas laterais do tubo.\u003c\/p\u003e\u003ch3\u003eQual o pedido mínimo e como funciona o frete?\u003c\/h3\u003e\u003cp\u003eO pedido mínimo da linha PVC-O é de R$ 5.000,00, com frete FOB SP. O prazo de entrega é confirmado na cotação, a partir da lista de diâmetros, classes de pressão, quantidades e local de entrega.\u003c\/p\u003e\u003ch2\u003eVeja também\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/collections\/tubo-pvc-o\"\u003elinha completa de tubos PVC-O\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/collections\/tubo-pvc-o-agua\"\u003etodos os diâmetros de PVC-O para água\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-20-dn-350\"\u003etubo PVC-O DN 350 PN 20 para esgoto\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-20-dn-300\"\u003etubo PVC-O DN 300 PN 20\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-20-dn-400\"\u003etubo PVC-O DN 400 PN 20\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-12-5-dn-350\"\u003etubo PVC-O DN 350 classe PN 12,5\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-16-dn-350\"\u003etubo PVC-O DN 350 classe PN 16\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp style=\"font-size:13px;color:#667\"\u003eValores de referência para pré-dimensionamento. Hidráulica calculada por Darcy-Weisbach com Colebrook-White (rugosidade 0,003 mm para água e 0,06 mm para esgoto, água a 20 °C). DI calculado pela espessura nominal da ficha técnica; tabelas de ensaio podem indicar vazão menor. O projeto executivo e o responsável técnico prevalecem.\u003c\/p\u003e","brand":"Mininco","offers":[{"title":"Default Title","offer_id":69638507298850,"sku":"PVCO-AG-350-20","price":99999.99,"currency_code":"BRL","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0801\/2598\/4802\/files\/pvco_agua_principal_52f25256-0386-4578-8522-7255322e7af7.jpg?v=1793868326"},{"product_id":"tubo-pvc-o-agua-pn-20-dn-400","title":"Tubo PVC-O DEFOFO Água PN 20 DN 400 Barra 6m Junta Elástica JEI","description":"\u003cp\u003eTubo de PVC orientado (PVC-O) DN 400, classe de pressão PN 20, para adutoras e redes de distribuição de água potável. A orientação molecular nas direções axial e circunferencial alinha as cadeias do PVC e leva o material a um MRS de 45 MPa: a parede fica mais fina, o diâmetro interno maior e a rede ganha vazão com menos peso por metro.\u003c\/p\u003e\u003cp\u003eO diâmetro externo de \u003cstrong\u003e429 mm\u003c\/strong\u003e é equivalente ao do ferro fundido (DEFOFO). A ponta do tubo acopla em tubos e conexões de ferro fundido NBR 7675.\u003c\/p\u003e\u003ch2\u003eDestaques técnicos\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePressão nominal de 2,00 MPa\u003c\/strong\u003e com tolerância a transientes pontuais de até 1,5 vez a PN.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eResistência à fadiga\u003c\/strong\u003e para redes com partida e parada frequente de bombas.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGolpe de aríete menor\u003c\/strong\u003e: a elasticidade do PVC-O reduz a celeridade da onda de pressão em relação a ferro fundido e aço.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eImune à corrosão\u003c\/strong\u003e, com vida útil de projeto de 50 anos; estudos citados pela indústria indicam cerca de 100 anos.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJunta elástica integrada\u003c\/strong\u003e com anel em borracha EPDM, montagem por encaixe e sem solda.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDimensões do DN 400 PN 20\u003c\/h2\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eMedida\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eValor\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro nominal\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003eDN 400\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eClasse de pressão\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003ePN 20\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro externo (DE)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e429 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eEspessura de parede (e)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e14,8 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro interno (DI)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e399,4 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eComprimento da bolsa (B)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e228 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eComprimento da barra (L)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e6 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eRelação DE\/e (SDR)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e29\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eTolerância de ovalização na recepção\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e9,6 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003cp\u003eCorpo branco com duas faixas azuis para identificação da rede. Barra fornecida com ponta chanfrada de fábrica, inclinação entre 12° e 15°.\u003c\/p\u003e\u003ch2\u003ePressão de trabalho por temperatura\u003c\/h2\u003e\u003cp\u003eAté 25 °C a pressão admissível é igual à nominal. Acima disso, multiplique a PN pelo fator ft. O PVC-O não é indicado para operação contínua acima de 45 °C.\u003c\/p\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eTemperatura da água\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eFator ft\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePressão admissível (PFA)\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 25 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,0\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e2,00 MPa (20 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 30 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,9\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,80 MPa (18 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 35 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,8\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,60 MPa (16 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 40 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,7\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,40 MPa (14 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 45 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,6\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,20 MPa (12 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch2\u003eDesempenho hidráulico\u003c\/h2\u003e\u003cp\u003eFaixa de velocidade recomendada pela NBR 15750: de 0,6 m\/s, para garantir autolimpeza, a 3,0 m\/s, para limitar desgaste e transientes.\u003c\/p\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"min-width:520px;width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVelocidade\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVazão (l\/s)\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVazão (m³\/h)\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePerda de carga (m\/km)\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e0,6 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e75,2\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e271\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,70\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e1 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e125,3\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e451\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,76\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e1,5 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e187,9\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e677\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e3,70\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e2 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e250,6\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e902\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e6,27\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e2,5 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e313,2\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1.128\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e9,44\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e3 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e375,9\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1.353\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e13,21\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch2\u003eInstalação\u003c\/h2\u003e\u003ch3\u003eLargura de vala para água\u003c\/h3\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"min-width:650px;width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eProfundidade da vala\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePontaletes\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eContínuo ou descontínuo\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eEspecial\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eMetálico-madeira\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 2 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,90 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,00 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,10 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,60 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eacima de 2 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,00 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,20 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,30 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,60 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch3\u003eRecobrimento mínimo\u003c\/h3\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eLocal da vala\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eRecobrimento mínimo\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob passeio\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,70 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob via pavimentada ou com meio-fio e sarjeta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,00 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob via de terra ou greide indefinido\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,20 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch3\u003eBerço e envoltória\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBerço de material granular fino com no mínimo 10 cm, sobre fundo de vala sem pedras. Não concrete o fundo da vala.\u003c\/li\u003e\n\u003cli\u003eEscave no mínimo 15 cm abaixo da cota de projeto para regularizar o berço. Em rocha, o rebaixo é obrigatório.\u003c\/li\u003e\n\u003cli\u003eEnvoltória em material granular classe II (areia grossa ou cascalho limpo), compactada em camadas de 10 a 15 cm, com grau mínimo de 95% do Proctor Normal.\u003c\/li\u003e\n\u003cli\u003eCompacte alternando os lados da vala, nunca sobre o tubo, até 30 cm acima da geratriz superior. Rolo ou pé de carneiro só a partir de 60 cm acima do tubo.\u003c\/li\u003e\n\u003cli\u003eAbra um nicho sob cada bolsa para que ela não sustente o peso da tubulação.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eMontagem da junta\u003c\/h3\u003e\u003col\u003e\n\u003cli\u003eConfira as extremidades do tubo e a integridade e o posicionamento do anel de vedação.\u003c\/li\u003e\n\u003cli\u003eLimpe com pano úmido a parte interna da bolsa e o anel.\u003c\/li\u003e\n\u003cli\u003eCalce a ponta e a bolsa para evitar contato com o solo e a entrada de areia e pedra.\u003c\/li\u003e\n\u003cli\u003eLubrifique o anel de vedação e a parte interna da bolsa com pasta lubrificante. Nunca use óleo, graxa ou derivado de petróleo.\u003c\/li\u003e\n\u003cli\u003eAlinhe os tubos na horizontal e na vertical e aproxime a ponta da bolsa.\u003c\/li\u003e\n\u003cli\u003eEmpurre a ponta na bolsa até a marca de referência, à mão, com alavanca ou com tirfor nos diâmetros maiores.\u003c\/li\u003e\n\u003cli\u003eFaça a deflexão angular só depois do encaixe completo.\u003c\/li\u003e\n\u003c\/ol\u003e\u003ch3\u003eCurvas, conexões e ancoragem\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eDeflexão na junta de 1° a 2°, feita só depois do encaixe completo. Neste diâmetro, o peso e a rigidez da barra não favorecem curvatura no corpo do tubo: resolva o traçado pela deflexão nas juntas, com verificação do projetista.\u003c\/li\u003e\n\u003cli\u003eNunca aqueça o tubo para formar curva, bolsa ou furo.\u003c\/li\u003e\n\u003cli\u003eUse conexões de ferro fundido NBR 7675. Na conexão de ferro fundido a bolsa é mais curta: com o chanfro da ponta previamente reduzido, introduza o tubo até encostar no fundo da bolsa, sem usar a marca de inserção do tubo como referência.\u003c\/li\u003e\n\u003cli\u003eA junta elástica não resiste à tração: extremidades, curvas, tês, reduções, válvulas, registros e trechos com declividade acentuada exigem bloco de ancoragem de concreto.\u003c\/li\u003e\n\u003cli\u003eProteja o contato entre tubo e bloco com manta de polietileno ou borracha.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eEnsaio de estanqueidade\u003c\/h3\u003e\u003cp\u003eEnsaie em trechos isolados, de preferência antes do reaterro completo e com as juntas à vista, conforme NBR 9650.\u003c\/p\u003e\u003ch2\u003eRecebimento, armazenamento e logística\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eDescarga manual até DN 300. Acima disso, cintas de nylon em dois pontos. Nunca corrente ou cabo de aço, e nunca jogue o tubo ao chão.\u003c\/li\u003e\n\u003cli\u003eEmpilhe sobre sarrafos, alternando ponta e bolsa, até 1,5 m de altura. Armazenagem acima de 6 meses pede cobertura com 50 cm de folga sobre a pilha.\u003c\/li\u003e\n\u003cli\u003eRecuse tubo com ovalização na ponta ou na bolsa que afete o anel. Tubo que amassou e voltou ao formato sem marca branca ou trinca continua próprio para uso.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eItem\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eDN 400\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eBarras por carreta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e60 barras (360 m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003ePasta lubrificante por junta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e70 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eProdutividade de referência da linha\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e32 barras por dia (192 m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eCurvatura no corpo do tubo\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003enão recomendada neste diâmetro: use deflexão na junta, com verificação do projetista\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDesvio por barra com deflexão na junta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,10 m a 1° e 0,21 m a 2°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003cp style=\"font-size:13px;color:#667\"\u003eReferência de produtividade da linha, a partir de obras anteriores. Tamanho da equipe, profundidade da vala e interferências mudam o número.\u003c\/p\u003e\u003ch2\u003eNormas\u003c\/h2\u003e\u003cp\u003eFabricação e ensaios conforme ABNT NBR 15750 e ISO 16422. Anel de vedação conforme ABNT NBR 7676. Conexões de ferro fundido conforme ABNT NBR 7675. Execução de vala e reaterro conforme ABNT NBR 17015. Ensaio de estanqueidade conforme ABNT NBR 9650.\u003c\/p\u003e\u003ch2\u003eCondições de fornecimento\u003c\/h2\u003e\u003cp\u003ePedido mínimo de \u003cstrong\u003eR$ 5.000,00\u003c\/strong\u003e para a linha PVC-O. Frete FOB SP. Prazo de entrega confirmado na cotação. Para cotar, informe diâmetros, classes de pressão, quantidades e local de entrega.\u003c\/p\u003e\u003ch2\u003ePerguntas frequentes\u003c\/h2\u003e\u003ch3\u003eO tubo PVC-O DN 400 encaixa em conexão de ferro fundido?\u003c\/h3\u003e\u003cp\u003eSim. O diâmetro externo de 429 mm é equivalente ao do ferro fundido, e a ponta acopla em tubos e conexões de ferro fundido conforme NBR 7675. Na conexão de ferro fundido a bolsa é mais curta: com o chanfro da ponta previamente reduzido, introduza o tubo até encostar no fundo da bolsa, sem usar a marca de inserção do tubo como referência.\u003c\/p\u003e\u003ch3\u003eQual a pressão máxima do tubo PVC-O DN 400 PN 20?\u003c\/h3\u003e\u003cp\u003eA pressão de operação contínua é de 2,00 MPa (20 bar) até 25 °C. Acima disso aplica-se o fator de redução da ficha técnica: 1,60 MPa a 35 °C e 1,20 MPa a 45 °C. Transientes pontuais de golpe de aríete são tolerados até 1,5 vez a pressão nominal.\u003c\/p\u003e\u003ch3\u003eQual a vazão do tubo PVC-O DN 400 PN 20?\u003c\/h3\u003e\u003cp\u003eCom diâmetro interno calculado de 399,4 mm, o tubo conduz cerca de 125,3 l\/s a 1 m\/s. Na faixa de velocidade recomendada pela NBR 15750, de 0,6 a 3,0 m\/s, a vazão vai de 75,2 a 375,9 l\/s. O projeto executivo define o valor final.\u003c\/p\u003e\u003ch3\u003eQual a largura mínima de vala para tubo DN 400?\u003c\/h3\u003e\u003cp\u003ePara vala de até 2 m de profundidade com escoramento por pontaletes, a largura de referência é de 0,90 m. A largura cresce com a profundidade e o tipo de escoramento, e deve deixar espaço para o compactador trabalhar nas laterais do tubo.\u003c\/p\u003e\u003ch3\u003eQual o pedido mínimo e como funciona o frete?\u003c\/h3\u003e\u003cp\u003eO pedido mínimo da linha PVC-O é de R$ 5.000,00, com frete FOB SP. O prazo de entrega é confirmado na cotação, a partir da lista de diâmetros, classes de pressão, quantidades e local de entrega.\u003c\/p\u003e\u003ch2\u003eVeja também\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/collections\/tubo-pvc-o\"\u003elinha completa de tubos PVC-O\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/collections\/tubo-pvc-o-agua\"\u003etodos os diâmetros de PVC-O para água\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-20-dn-400\"\u003etubo PVC-O DN 400 PN 20 para esgoto\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-20-dn-350\"\u003etubo PVC-O DN 350 PN 20\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-12-5-dn-400\"\u003etubo PVC-O DN 400 classe PN 12,5\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-16-dn-400\"\u003etubo PVC-O DN 400 classe PN 16\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp style=\"font-size:13px;color:#667\"\u003eValores de referência para pré-dimensionamento. Hidráulica calculada por Darcy-Weisbach com Colebrook-White (rugosidade 0,003 mm para água e 0,06 mm para esgoto, água a 20 °C). DI calculado pela espessura nominal da ficha técnica; tabelas de ensaio podem indicar vazão menor. O projeto executivo e o responsável técnico prevalecem.\u003c\/p\u003e","brand":"Mininco","offers":[{"title":"Default Title","offer_id":69638508019746,"sku":"PVCO-AG-400-20","price":99999.99,"currency_code":"BRL","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0801\/2598\/4802\/files\/pvco_agua_principal_06d0fb0e-0279-4c8e-b229-09b7327860ca.jpg?v=1793868328"},{"product_id":"tubo-pvc-o-esgoto-pn-20-dn-100","title":"Tubo PVC-O DEFOFO Esgoto Recalque PN 20 DN 100 Barra 6m Junta Elástica JEI","description":"\u003cp\u003eTubo de PVC orientado (PVC-O) DN 100, classe de pressão PN 20, para redes coletoras de esgoto pressurizadas e linhas de recalque de estações elevatórias. A orientação molecular nas direções axial e circunferencial alinha as cadeias do PVC e leva o material a um MRS de 45 MPa: a parede fica mais fina, o diâmetro interno maior e a rede ganha vazão com menos peso por metro.\u003c\/p\u003e\u003cp\u003eO diâmetro externo de \u003cstrong\u003e118 mm\u003c\/strong\u003e é equivalente ao do ferro fundido (DEFOFO). A ponta do tubo acopla em tubos e conexões de ferro fundido NBR 7675.\u003c\/p\u003e\u003ch2\u003eDestaques técnicos\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePressão nominal de 2,00 MPa\u003c\/strong\u003e com tolerância a transientes pontuais de até 1,5 vez a PN.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eResistência à fadiga\u003c\/strong\u003e para redes com partida e parada frequente de bombas.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGolpe de aríete menor\u003c\/strong\u003e: a elasticidade do PVC-O reduz a celeridade da onda de pressão em relação a ferro fundido e aço.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eImune à corrosão\u003c\/strong\u003e, com vida útil de projeto de 50 anos; estudos citados pela indústria indicam cerca de 100 anos.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJunta elástica integrada\u003c\/strong\u003e com anel em borracha NBR (nitrílica), montagem por encaixe e sem solda.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDimensões do DN 100 PN 20\u003c\/h2\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eMedida\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eValor\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro nominal\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003eDN 100\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eClasse de pressão\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003ePN 20\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro externo (DE)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e118 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eEspessura de parede (e)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e4,1 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro interno (DI)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e109,8 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eComprimento da bolsa (B)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e115 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eComprimento da barra (L)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e6 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eRelação DE\/e (SDR)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e28,8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eTolerância de ovalização na recepção\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e2,7 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003cp\u003eCorpo branco com duas faixas ocre para identificação da rede. Barra fornecida com ponta chanfrada de fábrica, inclinação entre 12° e 15°.\u003c\/p\u003e\u003ch2\u003ePressão de trabalho por temperatura\u003c\/h2\u003e\u003cp\u003eAté 25 °C a pressão admissível é igual à nominal. Acima disso, multiplique a PN pelo fator ft. O PVC-O não é indicado para operação contínua acima de 45 °C.\u003c\/p\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eTemperatura do fluido\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eFator ft\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePressão admissível (PFA)\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 25 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,0\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e2,00 MPa (20 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 30 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,9\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,80 MPa (18 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 35 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,8\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,60 MPa (16 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 40 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,7\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,40 MPa (14 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 45 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,6\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,20 MPa (12 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch2\u003eDesempenho hidráulico\u003c\/h2\u003e\u003cp\u003eFaixa de velocidade recomendada pela NBR 15750: de 0,6 m\/s, para garantir autolimpeza, a 3,0 m\/s, para limitar desgaste e transientes.\u003c\/p\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"min-width:520px;width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVelocidade\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVazão (l\/s)\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVazão (m³\/h)\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePerda de carga (m\/km)\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e0,6 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e5,7\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e20\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e3,64\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e1 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e9,5\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e34\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e9,42\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e1,5 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e14,2\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e51\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e20,28\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e2 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e18,9\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e68\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e35,13\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e2,5 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e23,7\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e85\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e53,95\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e3 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e28,4\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e102\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e76,73\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch2\u003eInstalação\u003c\/h2\u003e\u003ch3\u003eLargura de vala para esgoto\u003c\/h3\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"min-width:650px;width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eProfundidade da vala\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePontaletes\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eContínuo ou descontínuo\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eEspecial\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eMetálico-madeira\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 2 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,65 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,65 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,75 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003enão se aplica\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003ede 2 a 4 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,75 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,85 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,05 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003enão se aplica\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003ede 4 a 6 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,85 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,05 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,35 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003enão se aplica\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003ede 6 a 8 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,95 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,25 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,65 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003enão se aplica\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch3\u003eRecobrimento mínimo\u003c\/h3\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eLocal da vala\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eRecobrimento mínimo\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob passeio\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,80 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob via pavimentada ou com meio-fio e sarjeta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,00 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob via de terra ou greide indefinido\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,20 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch3\u003eBerço e envoltória\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBerço de material granular fino com no mínimo 10 cm, sobre fundo de vala sem pedras. Não concrete o fundo da vala.\u003c\/li\u003e\n\u003cli\u003eEscave no mínimo 15 cm abaixo da cota de projeto para regularizar o berço. Em rocha, o rebaixo é obrigatório.\u003c\/li\u003e\n\u003cli\u003eEnvoltória em material granular classe II (areia grossa ou cascalho limpo), compactada em camadas de 10 a 15 cm, com grau mínimo de 95% do Proctor Normal.\u003c\/li\u003e\n\u003cli\u003eCompacte alternando os lados da vala, nunca sobre o tubo, até 30 cm acima da geratriz superior. Rolo ou pé de carneiro só a partir de 60 cm acima do tubo.\u003c\/li\u003e\n\u003cli\u003eAbra um nicho sob cada bolsa para que ela não sustente o peso da tubulação.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eMontagem da junta\u003c\/h3\u003e\u003col\u003e\n\u003cli\u003eConfira as extremidades do tubo e a integridade e o posicionamento do anel de vedação.\u003c\/li\u003e\n\u003cli\u003eLimpe com pano úmido a parte interna da bolsa e o anel.\u003c\/li\u003e\n\u003cli\u003eCalce a ponta e a bolsa para evitar contato com o solo e a entrada de areia e pedra.\u003c\/li\u003e\n\u003cli\u003eLubrifique o anel de vedação e a parte interna da bolsa com pasta lubrificante. Nunca use óleo, graxa ou derivado de petróleo.\u003c\/li\u003e\n\u003cli\u003eAlinhe os tubos na horizontal e na vertical e aproxime a ponta da bolsa.\u003c\/li\u003e\n\u003cli\u003eEmpurre a ponta na bolsa até a marca de referência, à mão, com alavanca ou com tirfor nos diâmetros maiores.\u003c\/li\u003e\n\u003cli\u003eFaça a deflexão angular só depois do encaixe completo.\u003c\/li\u003e\n\u003c\/ol\u003e\u003ch3\u003eCurvas, conexões e ancoragem\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eDeflexão na junta de 1° a 2°, feita só depois do encaixe completo. Curvatura no corpo do tubo com raio mínimo de 23,6 m (200 x DE), apoiando as extremidades e aplicando a força no meio do vão.\u003c\/li\u003e\n\u003cli\u003eNunca aqueça o tubo para formar curva, bolsa ou furo.\u003c\/li\u003e\n\u003cli\u003eUse conexões de ferro fundido NBR 7675. Na conexão de ferro fundido a bolsa é mais curta: com o chanfro da ponta previamente reduzido, introduza o tubo até encostar no fundo da bolsa, sem usar a marca de inserção do tubo como referência.\u003c\/li\u003e\n\u003cli\u003eA junta elástica não resiste à tração: extremidades, curvas, tês, reduções, válvulas, registros e trechos com declividade acentuada exigem bloco de ancoragem de concreto.\u003c\/li\u003e\n\u003cli\u003eProteja o contato entre tubo e bloco com manta de polietileno ou borracha.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eEnsaio de estanqueidade\u003c\/h3\u003e\u003cp\u003eEnsaie em trechos isolados, de preferência antes do reaterro completo e com as juntas à vista, conforme NBR 9650.\u003c\/p\u003e\u003ch2\u003eRecebimento, armazenamento e logística\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eDescarga manual até DN 300. Acima disso, cintas de nylon em dois pontos. Nunca corrente ou cabo de aço, e nunca jogue o tubo ao chão.\u003c\/li\u003e\n\u003cli\u003eEmpilhe sobre sarrafos, alternando ponta e bolsa, até 1,5 m de altura. Armazenagem acima de 6 meses pede cobertura com 50 cm de folga sobre a pilha.\u003c\/li\u003e\n\u003cli\u003eRecuse tubo com ovalização na ponta ou na bolsa que afete o anel. Tubo que amassou e voltou ao formato sem marca branca ou trinca continua próprio para uso.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eItem\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eDN 100\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eBarras por carreta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e912 barras (5.472 m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003ePasta lubrificante por junta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e20 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eProdutividade de referência da linha\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e50 barras por dia (300 m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eCurvatura no corpo do tubo\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e23,6 m (200 x DE)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDesvio por barra com deflexão na junta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,10 m a 1° e 0,21 m a 2°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003cp style=\"font-size:13px;color:#667\"\u003eReferência de produtividade da linha, a partir de obras anteriores. Tamanho da equipe, profundidade da vala e interferências mudam o número.\u003c\/p\u003e\u003ch2\u003eNormas\u003c\/h2\u003e\u003cp\u003eFabricação e ensaios conforme ABNT NBR 15750 e ISO 16422. Anel de vedação conforme ABNT NBR 7676. Conexões de ferro fundido conforme ABNT NBR 7675. Execução de vala e reaterro conforme ABNT NBR 17015. Ensaio de estanqueidade conforme ABNT NBR 9650.\u003c\/p\u003e\u003ch2\u003eCondições de fornecimento\u003c\/h2\u003e\u003cp\u003ePedido mínimo de \u003cstrong\u003eR$ 5.000,00\u003c\/strong\u003e para a linha PVC-O. Frete FOB SP. Prazo de entrega confirmado na cotação. Para cotar, informe diâmetros, classes de pressão, quantidades e local de entrega.\u003c\/p\u003e\u003ch2\u003ePerguntas frequentes\u003c\/h2\u003e\u003ch3\u003eO tubo PVC-O DN 100 encaixa em conexão de ferro fundido?\u003c\/h3\u003e\u003cp\u003eSim. O diâmetro externo de 118 mm é equivalente ao do ferro fundido, e a ponta acopla em tubos e conexões de ferro fundido conforme NBR 7675. Na conexão de ferro fundido a bolsa é mais curta: com o chanfro da ponta previamente reduzido, introduza o tubo até encostar no fundo da bolsa, sem usar a marca de inserção do tubo como referência.\u003c\/p\u003e\u003ch3\u003eQual a pressão máxima do tubo PVC-O DN 100 PN 20?\u003c\/h3\u003e\u003cp\u003eA pressão de operação contínua é de 2,00 MPa (20 bar) até 25 °C. Acima disso aplica-se o fator de redução da ficha técnica: 1,60 MPa a 35 °C e 1,20 MPa a 45 °C. Transientes pontuais de golpe de aríete são tolerados até 1,5 vez a pressão nominal.\u003c\/p\u003e\u003ch3\u003eQual a vazão do tubo PVC-O DN 100 PN 20?\u003c\/h3\u003e\u003cp\u003eCom diâmetro interno calculado de 109,8 mm, o tubo conduz cerca de 9,5 l\/s a 1 m\/s. Na faixa de velocidade recomendada pela NBR 15750, de 0,6 a 3,0 m\/s, a vazão vai de 5,7 a 28,4 l\/s. O projeto executivo define o valor final.\u003c\/p\u003e\u003ch3\u003eQual a largura mínima de vala para tubo DN 100?\u003c\/h3\u003e\u003cp\u003ePara vala de até 2 m de profundidade com escoramento por pontaletes, a largura de referência é de 0,65 m. A largura cresce com a profundidade e o tipo de escoramento, e deve deixar espaço para o compactador trabalhar nas laterais do tubo.\u003c\/p\u003e\u003ch3\u003eQual o pedido mínimo e como funciona o frete?\u003c\/h3\u003e\u003cp\u003eO pedido mínimo da linha PVC-O é de R$ 5.000,00, com frete FOB SP. O prazo de entrega é confirmado na cotação, a partir da lista de diâmetros, classes de pressão, quantidades e local de entrega.\u003c\/p\u003e\u003ch2\u003eVeja também\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/collections\/tubo-pvc-o\"\u003elinha completa de tubos PVC-O\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/collections\/tubo-pvc-o-esgoto\"\u003etodos os diâmetros de PVC-O para esgoto\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-20-dn-100\"\u003etubo PVC-O DN 100 PN 20 para água\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-20-dn-150\"\u003etubo PVC-O DN 150 PN 20\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-12-5-dn-100\"\u003etubo PVC-O DN 100 classe PN 12,5\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-16-dn-100\"\u003etubo PVC-O DN 100 classe PN 16\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp style=\"font-size:13px;color:#667\"\u003eValores de referência para pré-dimensionamento. Hidráulica calculada por Darcy-Weisbach com Colebrook-White (rugosidade 0,003 mm para água e 0,06 mm para esgoto, água a 20 °C). DI calculado pela espessura nominal da ficha técnica; tabelas de ensaio podem indicar vazão menor. O projeto executivo e o responsável técnico prevalecem.\u003c\/p\u003e","brand":"Mininco","offers":[{"title":"Default Title","offer_id":69638508478498,"sku":"PVCO-ES-100-20","price":99999.99,"currency_code":"BRL","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0801\/2598\/4802\/files\/pvco_esgoto_principal_c3e5623e-6355-4d88-af6f-15766d8b7021.jpg?v=1793868329"},{"product_id":"tubo-pvc-o-esgoto-pn-20-dn-150","title":"Tubo PVC-O DEFOFO Esgoto Recalque PN 20 DN 150 Barra 6m Junta Elástica JEI","description":"\u003cp\u003eTubo de PVC orientado (PVC-O) DN 150, classe de pressão PN 20, para redes coletoras de esgoto pressurizadas e linhas de recalque de estações elevatórias. A orientação molecular nas direções axial e circunferencial alinha as cadeias do PVC e leva o material a um MRS de 45 MPa: a parede fica mais fina, o diâmetro interno maior e a rede ganha vazão com menos peso por metro.\u003c\/p\u003e\u003cp\u003eO diâmetro externo de \u003cstrong\u003e170 mm\u003c\/strong\u003e é equivalente ao do ferro fundido (DEFOFO). A ponta do tubo acopla em tubos e conexões de ferro fundido NBR 7675.\u003c\/p\u003e\u003ch2\u003eDestaques técnicos\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePressão nominal de 2,00 MPa\u003c\/strong\u003e com tolerância a transientes pontuais de até 1,5 vez a PN.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eResistência à fadiga\u003c\/strong\u003e para redes com partida e parada frequente de bombas.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGolpe de aríete menor\u003c\/strong\u003e: a elasticidade do PVC-O reduz a celeridade da onda de pressão em relação a ferro fundido e aço.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eImune à corrosão\u003c\/strong\u003e, com vida útil de projeto de 50 anos; estudos citados pela indústria indicam cerca de 100 anos.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJunta elástica integrada\u003c\/strong\u003e com anel em borracha NBR (nitrílica), montagem por encaixe e sem solda.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDimensões do DN 150 PN 20\u003c\/h2\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eMedida\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eValor\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro nominal\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003eDN 150\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eClasse de pressão\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003ePN 20\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro externo (DE)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e170 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eEspessura de parede (e)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e5,9 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro interno (DI)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e158,2 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eComprimento da bolsa (B)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e134 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eComprimento da barra (L)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e6 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eRelação DE\/e (SDR)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e28,8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eTolerância de ovalização na recepção\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e3,9 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003cp\u003eCorpo branco com duas faixas ocre para identificação da rede. Barra fornecida com ponta chanfrada de fábrica, inclinação entre 12° e 15°.\u003c\/p\u003e\u003ch2\u003ePressão de trabalho por temperatura\u003c\/h2\u003e\u003cp\u003eAté 25 °C a pressão admissível é igual à nominal. Acima disso, multiplique a PN pelo fator ft. O PVC-O não é indicado para operação contínua acima de 45 °C.\u003c\/p\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eTemperatura do fluido\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eFator ft\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePressão admissível (PFA)\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 25 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,0\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e2,00 MPa (20 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 30 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,9\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,80 MPa (18 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 35 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,8\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,60 MPa (16 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 40 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,7\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,40 MPa (14 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 45 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,6\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,20 MPa (12 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch2\u003eDesempenho hidráulico\u003c\/h2\u003e\u003cp\u003eFaixa de velocidade recomendada pela NBR 15750: de 0,6 m\/s, para garantir autolimpeza, a 3,0 m\/s, para limitar desgaste e transientes.\u003c\/p\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"min-width:520px;width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVelocidade\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVazão (l\/s)\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVazão (m³\/h)\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePerda de carga (m\/km)\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e0,6 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e11,8\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e42\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e2,32\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e1 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e19,7\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e71\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e6,02\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e1,5 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e29,5\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e106\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e12,96\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e2 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e39,3\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e142\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e22,46\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e2,5 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e49,1\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e177\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e34,50\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e3 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e59,0\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e212\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e49,08\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch2\u003eInstalação\u003c\/h2\u003e\u003ch3\u003eLargura de vala para esgoto\u003c\/h3\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"min-width:650px;width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eProfundidade da vala\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePontaletes\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eContínuo ou descontínuo\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eEspecial\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eMetálico-madeira\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 2 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,65 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,65 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,75 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003enão se aplica\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003ede 2 a 4 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,75 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,85 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,05 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003enão se aplica\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003ede 4 a 6 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,85 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,05 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,35 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003enão se aplica\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003ede 6 a 8 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,95 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,25 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,65 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003enão se aplica\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch3\u003eRecobrimento mínimo\u003c\/h3\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eLocal da vala\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eRecobrimento mínimo\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob passeio\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,80 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob via pavimentada ou com meio-fio e sarjeta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,00 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob via de terra ou greide indefinido\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,20 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch3\u003eBerço e envoltória\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBerço de material granular fino com no mínimo 10 cm, sobre fundo de vala sem pedras. Não concrete o fundo da vala.\u003c\/li\u003e\n\u003cli\u003eEscave no mínimo 15 cm abaixo da cota de projeto para regularizar o berço. Em rocha, o rebaixo é obrigatório.\u003c\/li\u003e\n\u003cli\u003eEnvoltória em material granular classe II (areia grossa ou cascalho limpo), compactada em camadas de 10 a 15 cm, com grau mínimo de 95% do Proctor Normal.\u003c\/li\u003e\n\u003cli\u003eCompacte alternando os lados da vala, nunca sobre o tubo, até 30 cm acima da geratriz superior. Rolo ou pé de carneiro só a partir de 60 cm acima do tubo.\u003c\/li\u003e\n\u003cli\u003eAbra um nicho sob cada bolsa para que ela não sustente o peso da tubulação.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eMontagem da junta\u003c\/h3\u003e\u003col\u003e\n\u003cli\u003eConfira as extremidades do tubo e a integridade e o posicionamento do anel de vedação.\u003c\/li\u003e\n\u003cli\u003eLimpe com pano úmido a parte interna da bolsa e o anel.\u003c\/li\u003e\n\u003cli\u003eCalce a ponta e a bolsa para evitar contato com o solo e a entrada de areia e pedra.\u003c\/li\u003e\n\u003cli\u003eLubrifique o anel de vedação e a parte interna da bolsa com pasta lubrificante. Nunca use óleo, graxa ou derivado de petróleo.\u003c\/li\u003e\n\u003cli\u003eAlinhe os tubos na horizontal e na vertical e aproxime a ponta da bolsa.\u003c\/li\u003e\n\u003cli\u003eEmpurre a ponta na bolsa até a marca de referência, à mão, com alavanca ou com tirfor nos diâmetros maiores.\u003c\/li\u003e\n\u003cli\u003eFaça a deflexão angular só depois do encaixe completo.\u003c\/li\u003e\n\u003c\/ol\u003e\u003ch3\u003eCurvas, conexões e ancoragem\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eDeflexão na junta de 1° a 2°, feita só depois do encaixe completo. Curvatura no corpo do tubo com raio mínimo de 34 m (200 x DE), apoiando as extremidades e aplicando a força no meio do vão.\u003c\/li\u003e\n\u003cli\u003eNunca aqueça o tubo para formar curva, bolsa ou furo.\u003c\/li\u003e\n\u003cli\u003eUse conexões de ferro fundido NBR 7675. Na conexão de ferro fundido a bolsa é mais curta: com o chanfro da ponta previamente reduzido, introduza o tubo até encostar no fundo da bolsa, sem usar a marca de inserção do tubo como referência.\u003c\/li\u003e\n\u003cli\u003eA junta elástica não resiste à tração: extremidades, curvas, tês, reduções, válvulas, registros e trechos com declividade acentuada exigem bloco de ancoragem de concreto.\u003c\/li\u003e\n\u003cli\u003eProteja o contato entre tubo e bloco com manta de polietileno ou borracha.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eEnsaio de estanqueidade\u003c\/h3\u003e\u003cp\u003eEnsaie em trechos isolados, de preferência antes do reaterro completo e com as juntas à vista, conforme NBR 9650.\u003c\/p\u003e\u003ch2\u003eRecebimento, armazenamento e logística\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eDescarga manual até DN 300. Acima disso, cintas de nylon em dois pontos. Nunca corrente ou cabo de aço, e nunca jogue o tubo ao chão.\u003c\/li\u003e\n\u003cli\u003eEmpilhe sobre sarrafos, alternando ponta e bolsa, até 1,5 m de altura. Armazenagem acima de 6 meses pede cobertura com 50 cm de folga sobre a pilha.\u003c\/li\u003e\n\u003cli\u003eRecuse tubo com ovalização na ponta ou na bolsa que afete o anel. Tubo que amassou e voltou ao formato sem marca branca ou trinca continua próprio para uso.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eItem\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eDN 150\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eBarras por carreta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e448 barras (2.688 m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003ePasta lubrificante por junta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e30 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eProdutividade de referência da linha\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e47 barras por dia (282 m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eCurvatura no corpo do tubo\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e34 m (200 x DE)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDesvio por barra com deflexão na junta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,10 m a 1° e 0,21 m a 2°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003cp style=\"font-size:13px;color:#667\"\u003eReferência de produtividade da linha, a partir de obras anteriores. Tamanho da equipe, profundidade da vala e interferências mudam o número.\u003c\/p\u003e\u003ch2\u003eNormas\u003c\/h2\u003e\u003cp\u003eFabricação e ensaios conforme ABNT NBR 15750 e ISO 16422. Anel de vedação conforme ABNT NBR 7676. Conexões de ferro fundido conforme ABNT NBR 7675. Execução de vala e reaterro conforme ABNT NBR 17015. Ensaio de estanqueidade conforme ABNT NBR 9650.\u003c\/p\u003e\u003ch2\u003eCondições de fornecimento\u003c\/h2\u003e\u003cp\u003ePedido mínimo de \u003cstrong\u003eR$ 5.000,00\u003c\/strong\u003e para a linha PVC-O. Frete FOB SP. Prazo de entrega confirmado na cotação. Para cotar, informe diâmetros, classes de pressão, quantidades e local de entrega.\u003c\/p\u003e\u003ch2\u003ePerguntas frequentes\u003c\/h2\u003e\u003ch3\u003eO tubo PVC-O DN 150 encaixa em conexão de ferro fundido?\u003c\/h3\u003e\u003cp\u003eSim. O diâmetro externo de 170 mm é equivalente ao do ferro fundido, e a ponta acopla em tubos e conexões de ferro fundido conforme NBR 7675. Na conexão de ferro fundido a bolsa é mais curta: com o chanfro da ponta previamente reduzido, introduza o tubo até encostar no fundo da bolsa, sem usar a marca de inserção do tubo como referência.\u003c\/p\u003e\u003ch3\u003eQual a pressão máxima do tubo PVC-O DN 150 PN 20?\u003c\/h3\u003e\u003cp\u003eA pressão de operação contínua é de 2,00 MPa (20 bar) até 25 °C. Acima disso aplica-se o fator de redução da ficha técnica: 1,60 MPa a 35 °C e 1,20 MPa a 45 °C. Transientes pontuais de golpe de aríete são tolerados até 1,5 vez a pressão nominal.\u003c\/p\u003e\u003ch3\u003eQual a vazão do tubo PVC-O DN 150 PN 20?\u003c\/h3\u003e\u003cp\u003eCom diâmetro interno calculado de 158,2 mm, o tubo conduz cerca de 19,7 l\/s a 1 m\/s. Na faixa de velocidade recomendada pela NBR 15750, de 0,6 a 3,0 m\/s, a vazão vai de 11,8 a 59,0 l\/s. O projeto executivo define o valor final.\u003c\/p\u003e\u003ch3\u003eQual a largura mínima de vala para tubo DN 150?\u003c\/h3\u003e\u003cp\u003ePara vala de até 2 m de profundidade com escoramento por pontaletes, a largura de referência é de 0,65 m. A largura cresce com a profundidade e o tipo de escoramento, e deve deixar espaço para o compactador trabalhar nas laterais do tubo.\u003c\/p\u003e\u003ch3\u003eQual o pedido mínimo e como funciona o frete?\u003c\/h3\u003e\u003cp\u003eO pedido mínimo da linha PVC-O é de R$ 5.000,00, com frete FOB SP. O prazo de entrega é confirmado na cotação, a partir da lista de diâmetros, classes de pressão, quantidades e local de entrega.\u003c\/p\u003e\u003ch2\u003eVeja também\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/collections\/tubo-pvc-o\"\u003elinha completa de tubos PVC-O\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/collections\/tubo-pvc-o-esgoto\"\u003etodos os diâmetros de PVC-O para esgoto\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-20-dn-150\"\u003etubo PVC-O DN 150 PN 20 para água\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-20-dn-100\"\u003etubo PVC-O DN 100 PN 20\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-20-dn-200\"\u003etubo PVC-O DN 200 PN 20\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-12-5-dn-150\"\u003etubo PVC-O DN 150 classe PN 12,5\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-16-dn-150\"\u003etubo PVC-O DN 150 classe PN 16\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp style=\"font-size:13px;color:#667\"\u003eValores de referência para pré-dimensionamento. Hidráulica calculada por Darcy-Weisbach com Colebrook-White (rugosidade 0,003 mm para água e 0,06 mm para esgoto, água a 20 °C). DI calculado pela espessura nominal da ficha técnica; tabelas de ensaio podem indicar vazão menor. O projeto executivo e o responsável técnico prevalecem.\u003c\/p\u003e","brand":"Mininco","offers":[{"title":"Default Title","offer_id":69638508937250,"sku":"PVCO-ES-150-20","price":99999.99,"currency_code":"BRL","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0801\/2598\/4802\/files\/pvco_esgoto_principal_de1f326d-981d-42ad-94a4-45a5c3adbc5e.jpg?v=1793868330"},{"product_id":"tubo-pvc-o-esgoto-pn-20-dn-200","title":"Tubo PVC-O DEFOFO Esgoto Recalque PN 20 DN 200 Barra 6m Junta Elástica JEI","description":"\u003cp\u003eTubo de PVC orientado (PVC-O) DN 200, classe de pressão PN 20, para redes coletoras de esgoto pressurizadas e linhas de recalque de estações elevatórias. A orientação molecular nas direções axial e circunferencial alinha as cadeias do PVC e leva o material a um MRS de 45 MPa: a parede fica mais fina, o diâmetro interno maior e a rede ganha vazão com menos peso por metro.\u003c\/p\u003e\u003cp\u003eO diâmetro externo de \u003cstrong\u003e222 mm\u003c\/strong\u003e é equivalente ao do ferro fundido (DEFOFO). A ponta do tubo acopla em tubos e conexões de ferro fundido NBR 7675.\u003c\/p\u003e\u003ch2\u003eDestaques técnicos\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePressão nominal de 2,00 MPa\u003c\/strong\u003e com tolerância a transientes pontuais de até 1,5 vez a PN.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eResistência à fadiga\u003c\/strong\u003e para redes com partida e parada frequente de bombas.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGolpe de aríete menor\u003c\/strong\u003e: a elasticidade do PVC-O reduz a celeridade da onda de pressão em relação a ferro fundido e aço.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eImune à corrosão\u003c\/strong\u003e, com vida útil de projeto de 50 anos; estudos citados pela indústria indicam cerca de 100 anos.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJunta elástica integrada\u003c\/strong\u003e com anel em borracha NBR (nitrílica), montagem por encaixe e sem solda.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDimensões do DN 200 PN 20\u003c\/h2\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eMedida\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eValor\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro nominal\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003eDN 200\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eClasse de pressão\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003ePN 20\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro externo (DE)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e222 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eEspessura de parede (e)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e7,7 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro interno (DI)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e206,6 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eComprimento da bolsa (B)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e145 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eComprimento da barra (L)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e6 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eRelação DE\/e (SDR)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e28,8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eTolerância de ovalização na recepção\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e4,8 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003cp\u003eCorpo branco com duas faixas ocre para identificação da rede. Barra fornecida com ponta chanfrada de fábrica, inclinação entre 12° e 15°.\u003c\/p\u003e\u003ch2\u003ePressão de trabalho por temperatura\u003c\/h2\u003e\u003cp\u003eAté 25 °C a pressão admissível é igual à nominal. Acima disso, multiplique a PN pelo fator ft. O PVC-O não é indicado para operação contínua acima de 45 °C.\u003c\/p\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eTemperatura do fluido\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eFator ft\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePressão admissível (PFA)\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 25 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,0\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e2,00 MPa (20 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 30 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,9\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,80 MPa (18 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 35 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,8\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,60 MPa (16 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 40 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,7\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,40 MPa (14 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 45 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,6\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,20 MPa (12 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch2\u003eDesempenho hidráulico\u003c\/h2\u003e\u003cp\u003eFaixa de velocidade recomendada pela NBR 15750: de 0,6 m\/s, para garantir autolimpeza, a 3,0 m\/s, para limitar desgaste e transientes.\u003c\/p\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"min-width:520px;width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVelocidade\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVazão (l\/s)\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVazão (m³\/h)\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePerda de carga (m\/km)\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e0,6 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e20,1\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e72\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,67\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e1 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e33,5\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e121\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e4,35\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e1,5 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e50,3\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e181\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e9,37\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e2 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e67,0\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e241\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e16,23\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e2,5 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e83,8\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e302\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e24,94\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e3 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e100,6\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e362\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e35,48\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch2\u003eInstalação\u003c\/h2\u003e\u003ch3\u003eLargura de vala para esgoto\u003c\/h3\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"min-width:650px;width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eProfundidade da vala\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePontaletes\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eContínuo ou descontínuo\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eEspecial\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eMetálico-madeira\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 2 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,70 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,70 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,80 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003enão se aplica\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003ede 2 a 4 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,80 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,90 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,10 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,75 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003ede 4 a 6 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,90 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,10 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,40 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,90 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003ede 6 a 8 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,00 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,30 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,70 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e2,05 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch3\u003eRecobrimento mínimo\u003c\/h3\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eLocal da vala\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eRecobrimento mínimo\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob passeio\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,80 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob via pavimentada ou com meio-fio e sarjeta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,00 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob via de terra ou greide indefinido\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,20 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch3\u003eBerço e envoltória\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBerço de material granular fino com no mínimo 10 cm, sobre fundo de vala sem pedras. Não concrete o fundo da vala.\u003c\/li\u003e\n\u003cli\u003eEscave no mínimo 15 cm abaixo da cota de projeto para regularizar o berço. Em rocha, o rebaixo é obrigatório.\u003c\/li\u003e\n\u003cli\u003eEnvoltória em material granular classe II (areia grossa ou cascalho limpo), compactada em camadas de 10 a 15 cm, com grau mínimo de 95% do Proctor Normal.\u003c\/li\u003e\n\u003cli\u003eCompacte alternando os lados da vala, nunca sobre o tubo, até 30 cm acima da geratriz superior. Rolo ou pé de carneiro só a partir de 60 cm acima do tubo.\u003c\/li\u003e\n\u003cli\u003eAbra um nicho sob cada bolsa para que ela não sustente o peso da tubulação.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eMontagem da junta\u003c\/h3\u003e\u003col\u003e\n\u003cli\u003eConfira as extremidades do tubo e a integridade e o posicionamento do anel de vedação.\u003c\/li\u003e\n\u003cli\u003eLimpe com pano úmido a parte interna da bolsa e o anel.\u003c\/li\u003e\n\u003cli\u003eCalce a ponta e a bolsa para evitar contato com o solo e a entrada de areia e pedra.\u003c\/li\u003e\n\u003cli\u003eLubrifique o anel de vedação e a parte interna da bolsa com pasta lubrificante. Nunca use óleo, graxa ou derivado de petróleo.\u003c\/li\u003e\n\u003cli\u003eAlinhe os tubos na horizontal e na vertical e aproxime a ponta da bolsa.\u003c\/li\u003e\n\u003cli\u003eEmpurre a ponta na bolsa até a marca de referência, à mão, com alavanca ou com tirfor nos diâmetros maiores.\u003c\/li\u003e\n\u003cli\u003eFaça a deflexão angular só depois do encaixe completo.\u003c\/li\u003e\n\u003c\/ol\u003e\u003ch3\u003eCurvas, conexões e ancoragem\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eDeflexão na junta de 1° a 2°, feita só depois do encaixe completo. Curvatura no corpo do tubo com raio mínimo de 44,4 m (200 x DE), apoiando as extremidades e aplicando a força no meio do vão.\u003c\/li\u003e\n\u003cli\u003eNunca aqueça o tubo para formar curva, bolsa ou furo.\u003c\/li\u003e\n\u003cli\u003eUse conexões de ferro fundido NBR 7675. Na conexão de ferro fundido a bolsa é mais curta: com o chanfro da ponta previamente reduzido, introduza o tubo até encostar no fundo da bolsa, sem usar a marca de inserção do tubo como referência.\u003c\/li\u003e\n\u003cli\u003eA junta elástica não resiste à tração: extremidades, curvas, tês, reduções, válvulas, registros e trechos com declividade acentuada exigem bloco de ancoragem de concreto.\u003c\/li\u003e\n\u003cli\u003eProteja o contato entre tubo e bloco com manta de polietileno ou borracha.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eEnsaio de estanqueidade\u003c\/h3\u003e\u003cp\u003eEnsaie em trechos isolados, de preferência antes do reaterro completo e com as juntas à vista, conforme NBR 9650.\u003c\/p\u003e\u003ch2\u003eRecebimento, armazenamento e logística\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eDescarga manual até DN 300. Acima disso, cintas de nylon em dois pontos. Nunca corrente ou cabo de aço, e nunca jogue o tubo ao chão.\u003c\/li\u003e\n\u003cli\u003eEmpilhe sobre sarrafos, alternando ponta e bolsa, até 1,5 m de altura. Armazenagem acima de 6 meses pede cobertura com 50 cm de folga sobre a pilha.\u003c\/li\u003e\n\u003cli\u003eRecuse tubo com ovalização na ponta ou na bolsa que afete o anel. Tubo que amassou e voltou ao formato sem marca branca ou trinca continua próprio para uso.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eItem\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eDN 200\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eBarras por carreta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e240 barras (1.440 m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003ePasta lubrificante por junta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e40 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eProdutividade de referência da linha\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e44 barras por dia (264 m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eCurvatura no corpo do tubo\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e44,4 m (200 x DE)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDesvio por barra com deflexão na junta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,10 m a 1° e 0,21 m a 2°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003cp style=\"font-size:13px;color:#667\"\u003eReferência de produtividade da linha, a partir de obras anteriores. Tamanho da equipe, profundidade da vala e interferências mudam o número.\u003c\/p\u003e\u003ch2\u003eNormas\u003c\/h2\u003e\u003cp\u003eFabricação e ensaios conforme ABNT NBR 15750 e ISO 16422. Anel de vedação conforme ABNT NBR 7676. Conexões de ferro fundido conforme ABNT NBR 7675. Execução de vala e reaterro conforme ABNT NBR 17015. Ensaio de estanqueidade conforme ABNT NBR 9650.\u003c\/p\u003e\u003ch2\u003eCondições de fornecimento\u003c\/h2\u003e\u003cp\u003ePedido mínimo de \u003cstrong\u003eR$ 5.000,00\u003c\/strong\u003e para a linha PVC-O. Frete FOB SP. Prazo de entrega confirmado na cotação. Para cotar, informe diâmetros, classes de pressão, quantidades e local de entrega.\u003c\/p\u003e\u003ch2\u003ePerguntas frequentes\u003c\/h2\u003e\u003ch3\u003eO tubo PVC-O DN 200 encaixa em conexão de ferro fundido?\u003c\/h3\u003e\u003cp\u003eSim. O diâmetro externo de 222 mm é equivalente ao do ferro fundido, e a ponta acopla em tubos e conexões de ferro fundido conforme NBR 7675. Na conexão de ferro fundido a bolsa é mais curta: com o chanfro da ponta previamente reduzido, introduza o tubo até encostar no fundo da bolsa, sem usar a marca de inserção do tubo como referência.\u003c\/p\u003e\u003ch3\u003eQual a pressão máxima do tubo PVC-O DN 200 PN 20?\u003c\/h3\u003e\u003cp\u003eA pressão de operação contínua é de 2,00 MPa (20 bar) até 25 °C. Acima disso aplica-se o fator de redução da ficha técnica: 1,60 MPa a 35 °C e 1,20 MPa a 45 °C. Transientes pontuais de golpe de aríete são tolerados até 1,5 vez a pressão nominal.\u003c\/p\u003e\u003ch3\u003eQual a vazão do tubo PVC-O DN 200 PN 20?\u003c\/h3\u003e\u003cp\u003eCom diâmetro interno calculado de 206,6 mm, o tubo conduz cerca de 33,5 l\/s a 1 m\/s. Na faixa de velocidade recomendada pela NBR 15750, de 0,6 a 3,0 m\/s, a vazão vai de 20,1 a 100,6 l\/s. O projeto executivo define o valor final.\u003c\/p\u003e\u003ch3\u003eQual a largura mínima de vala para tubo DN 200?\u003c\/h3\u003e\u003cp\u003ePara vala de até 2 m de profundidade com escoramento por pontaletes, a largura de referência é de 0,70 m. A largura cresce com a profundidade e o tipo de escoramento, e deve deixar espaço para o compactador trabalhar nas laterais do tubo.\u003c\/p\u003e\u003ch3\u003eQual o pedido mínimo e como funciona o frete?\u003c\/h3\u003e\u003cp\u003eO pedido mínimo da linha PVC-O é de R$ 5.000,00, com frete FOB SP. O prazo de entrega é confirmado na cotação, a partir da lista de diâmetros, classes de pressão, quantidades e local de entrega.\u003c\/p\u003e\u003ch2\u003eVeja também\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/collections\/tubo-pvc-o\"\u003elinha completa de tubos PVC-O\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/collections\/tubo-pvc-o-esgoto\"\u003etodos os diâmetros de PVC-O para esgoto\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-20-dn-200\"\u003etubo PVC-O DN 200 PN 20 para água\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-20-dn-150\"\u003etubo PVC-O DN 150 PN 20\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-20-dn-250\"\u003etubo PVC-O DN 250 PN 20\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-12-5-dn-200\"\u003etubo PVC-O DN 200 classe PN 12,5\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-16-dn-200\"\u003etubo PVC-O DN 200 classe PN 16\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp style=\"font-size:13px;color:#667\"\u003eValores de referência para pré-dimensionamento. Hidráulica calculada por Darcy-Weisbach com Colebrook-White (rugosidade 0,003 mm para água e 0,06 mm para esgoto, água a 20 °C). DI calculado pela espessura nominal da ficha técnica; tabelas de ensaio podem indicar vazão menor. O projeto executivo e o responsável técnico prevalecem.\u003c\/p\u003e","brand":"Mininco","offers":[{"title":"Default Title","offer_id":69638509199394,"sku":"PVCO-ES-200-20","price":99999.99,"currency_code":"BRL","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0801\/2598\/4802\/files\/pvco_esgoto_principal_a612a209-5748-44b0-bdf5-7fb6bb47ec54.jpg?v=1793868331"},{"product_id":"tubo-pvc-o-esgoto-pn-20-dn-250","title":"Tubo PVC-O DEFOFO Esgoto Recalque PN 20 DN 250 Barra 6m Junta Elástica JEI","description":"\u003cp\u003eTubo de PVC orientado (PVC-O) DN 250, classe de pressão PN 20, para redes coletoras de esgoto pressurizadas e linhas de recalque de estações elevatórias. A orientação molecular nas direções axial e circunferencial alinha as cadeias do PVC e leva o material a um MRS de 45 MPa: a parede fica mais fina, o diâmetro interno maior e a rede ganha vazão com menos peso por metro.\u003c\/p\u003e\u003cp\u003eO diâmetro externo de \u003cstrong\u003e274 mm\u003c\/strong\u003e é equivalente ao do ferro fundido (DEFOFO). A ponta do tubo acopla em tubos e conexões de ferro fundido NBR 7675.\u003c\/p\u003e\u003ch2\u003eDestaques técnicos\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePressão nominal de 2,00 MPa\u003c\/strong\u003e com tolerância a transientes pontuais de até 1,5 vez a PN.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eResistência à fadiga\u003c\/strong\u003e para redes com partida e parada frequente de bombas.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGolpe de aríete menor\u003c\/strong\u003e: a elasticidade do PVC-O reduz a celeridade da onda de pressão em relação a ferro fundido e aço.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eImune à corrosão\u003c\/strong\u003e, com vida útil de projeto de 50 anos; estudos citados pela indústria indicam cerca de 100 anos.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJunta elástica integrada\u003c\/strong\u003e com anel em borracha NBR (nitrílica), montagem por encaixe e sem solda.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDimensões do DN 250 PN 20\u003c\/h2\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eMedida\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eValor\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro nominal\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003eDN 250\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eClasse de pressão\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003ePN 20\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro externo (DE)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e274 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eEspessura de parede (e)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e9,4 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro interno (DI)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e255,2 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eComprimento da bolsa (B)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e163 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eComprimento da barra (L)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e6 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eRelação DE\/e (SDR)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e29,1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eTolerância de ovalização na recepção\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e6 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003cp\u003eCorpo branco com duas faixas ocre para identificação da rede. Barra fornecida com ponta chanfrada de fábrica, inclinação entre 12° e 15°.\u003c\/p\u003e\u003ch2\u003ePressão de trabalho por temperatura\u003c\/h2\u003e\u003cp\u003eAté 25 °C a pressão admissível é igual à nominal. Acima disso, multiplique a PN pelo fator ft. O PVC-O não é indicado para operação contínua acima de 45 °C.\u003c\/p\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eTemperatura do fluido\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eFator ft\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePressão admissível (PFA)\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 25 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,0\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e2,00 MPa (20 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 30 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,9\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,80 MPa (18 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 35 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,8\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,60 MPa (16 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 40 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,7\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,40 MPa (14 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 45 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,6\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,20 MPa (12 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch2\u003eDesempenho hidráulico\u003c\/h2\u003e\u003cp\u003eFaixa de velocidade recomendada pela NBR 15750: de 0,6 m\/s, para garantir autolimpeza, a 3,0 m\/s, para limitar desgaste e transientes.\u003c\/p\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"min-width:520px;width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVelocidade\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVazão (l\/s)\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVazão (m³\/h)\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePerda de carga (m\/km)\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e0,6 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e30,7\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e110\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,29\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e1 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e51,2\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e184\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e3,36\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e1,5 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e76,7\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e276\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e7,25\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e2 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e102,3\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e368\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e12,57\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e2,5 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e127,9\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e460\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e19,31\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e3 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e153,5\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e552\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e27,48\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch2\u003eInstalação\u003c\/h2\u003e\u003ch3\u003eLargura de vala para esgoto\u003c\/h3\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"min-width:650px;width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eProfundidade da vala\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePontaletes\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eContínuo ou descontínuo\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eEspecial\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eMetálico-madeira\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 2 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,80 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,80 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,90 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003enão se aplica\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003ede 2 a 4 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,90 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,00 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,20 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,85 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003ede 4 a 6 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,00 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,20 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,50 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e2,00 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003ede 6 a 8 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,10 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,40 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,80 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e2,15 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch3\u003eRecobrimento mínimo\u003c\/h3\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eLocal da vala\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eRecobrimento mínimo\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob passeio\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,80 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob via pavimentada ou com meio-fio e sarjeta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,00 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob via de terra ou greide indefinido\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,20 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch3\u003eBerço e envoltória\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBerço de material granular fino com no mínimo 10 cm, sobre fundo de vala sem pedras. Não concrete o fundo da vala.\u003c\/li\u003e\n\u003cli\u003eEscave no mínimo 15 cm abaixo da cota de projeto para regularizar o berço. Em rocha, o rebaixo é obrigatório.\u003c\/li\u003e\n\u003cli\u003eEnvoltória em material granular classe II (areia grossa ou cascalho limpo), compactada em camadas de 10 a 15 cm, com grau mínimo de 95% do Proctor Normal.\u003c\/li\u003e\n\u003cli\u003eCompacte alternando os lados da vala, nunca sobre o tubo, até 30 cm acima da geratriz superior. Rolo ou pé de carneiro só a partir de 60 cm acima do tubo.\u003c\/li\u003e\n\u003cli\u003eAbra um nicho sob cada bolsa para que ela não sustente o peso da tubulação.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eMontagem da junta\u003c\/h3\u003e\u003col\u003e\n\u003cli\u003eConfira as extremidades do tubo e a integridade e o posicionamento do anel de vedação.\u003c\/li\u003e\n\u003cli\u003eLimpe com pano úmido a parte interna da bolsa e o anel.\u003c\/li\u003e\n\u003cli\u003eCalce a ponta e a bolsa para evitar contato com o solo e a entrada de areia e pedra.\u003c\/li\u003e\n\u003cli\u003eLubrifique o anel de vedação e a parte interna da bolsa com pasta lubrificante. Nunca use óleo, graxa ou derivado de petróleo.\u003c\/li\u003e\n\u003cli\u003eAlinhe os tubos na horizontal e na vertical e aproxime a ponta da bolsa.\u003c\/li\u003e\n\u003cli\u003eEmpurre a ponta na bolsa até a marca de referência, à mão, com alavanca ou com tirfor nos diâmetros maiores.\u003c\/li\u003e\n\u003cli\u003eFaça a deflexão angular só depois do encaixe completo.\u003c\/li\u003e\n\u003c\/ol\u003e\u003ch3\u003eCurvas, conexões e ancoragem\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eDeflexão na junta de 1° a 2°, feita só depois do encaixe completo. Curvatura no corpo do tubo com raio mínimo de 54,8 m (200 x DE), apoiando as extremidades e aplicando a força no meio do vão.\u003c\/li\u003e\n\u003cli\u003eNunca aqueça o tubo para formar curva, bolsa ou furo.\u003c\/li\u003e\n\u003cli\u003eUse conexões de ferro fundido NBR 7675. Na conexão de ferro fundido a bolsa é mais curta: com o chanfro da ponta previamente reduzido, introduza o tubo até encostar no fundo da bolsa, sem usar a marca de inserção do tubo como referência.\u003c\/li\u003e\n\u003cli\u003eA junta elástica não resiste à tração: extremidades, curvas, tês, reduções, válvulas, registros e trechos com declividade acentuada exigem bloco de ancoragem de concreto.\u003c\/li\u003e\n\u003cli\u003eProteja o contato entre tubo e bloco com manta de polietileno ou borracha.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eEnsaio de estanqueidade\u003c\/h3\u003e\u003cp\u003eEnsaie em trechos isolados, de preferência antes do reaterro completo e com as juntas à vista, conforme NBR 9650.\u003c\/p\u003e\u003ch2\u003eRecebimento, armazenamento e logística\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eDescarga manual até DN 300. Acima disso, cintas de nylon em dois pontos. Nunca corrente ou cabo de aço, e nunca jogue o tubo ao chão.\u003c\/li\u003e\n\u003cli\u003eEmpilhe sobre sarrafos, alternando ponta e bolsa, até 1,5 m de altura. Armazenagem acima de 6 meses pede cobertura com 50 cm de folga sobre a pilha.\u003c\/li\u003e\n\u003cli\u003eRecuse tubo com ovalização na ponta ou na bolsa que afete o anel. Tubo que amassou e voltou ao formato sem marca branca ou trinca continua próprio para uso.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eItem\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eDN 250\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eBarras por carreta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e160 barras (960 m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003ePasta lubrificante por junta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e50 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eProdutividade de referência da linha\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e41 barras por dia (246 m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eCurvatura no corpo do tubo\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e54,8 m (200 x DE)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDesvio por barra com deflexão na junta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,10 m a 1° e 0,21 m a 2°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003cp style=\"font-size:13px;color:#667\"\u003eReferência de produtividade da linha, a partir de obras anteriores. Tamanho da equipe, profundidade da vala e interferências mudam o número.\u003c\/p\u003e\u003ch2\u003eNormas\u003c\/h2\u003e\u003cp\u003eFabricação e ensaios conforme ABNT NBR 15750 e ISO 16422. Anel de vedação conforme ABNT NBR 7676. Conexões de ferro fundido conforme ABNT NBR 7675. Execução de vala e reaterro conforme ABNT NBR 17015. Ensaio de estanqueidade conforme ABNT NBR 9650.\u003c\/p\u003e\u003ch2\u003eCondições de fornecimento\u003c\/h2\u003e\u003cp\u003ePedido mínimo de \u003cstrong\u003eR$ 5.000,00\u003c\/strong\u003e para a linha PVC-O. Frete FOB SP. Prazo de entrega confirmado na cotação. Para cotar, informe diâmetros, classes de pressão, quantidades e local de entrega.\u003c\/p\u003e\u003ch2\u003ePerguntas frequentes\u003c\/h2\u003e\u003ch3\u003eO tubo PVC-O DN 250 encaixa em conexão de ferro fundido?\u003c\/h3\u003e\u003cp\u003eSim. O diâmetro externo de 274 mm é equivalente ao do ferro fundido, e a ponta acopla em tubos e conexões de ferro fundido conforme NBR 7675. Na conexão de ferro fundido a bolsa é mais curta: com o chanfro da ponta previamente reduzido, introduza o tubo até encostar no fundo da bolsa, sem usar a marca de inserção do tubo como referência.\u003c\/p\u003e\u003ch3\u003eQual a pressão máxima do tubo PVC-O DN 250 PN 20?\u003c\/h3\u003e\u003cp\u003eA pressão de operação contínua é de 2,00 MPa (20 bar) até 25 °C. Acima disso aplica-se o fator de redução da ficha técnica: 1,60 MPa a 35 °C e 1,20 MPa a 45 °C. Transientes pontuais de golpe de aríete são tolerados até 1,5 vez a pressão nominal.\u003c\/p\u003e\u003ch3\u003eQual a vazão do tubo PVC-O DN 250 PN 20?\u003c\/h3\u003e\u003cp\u003eCom diâmetro interno calculado de 255,2 mm, o tubo conduz cerca de 51,2 l\/s a 1 m\/s. Na faixa de velocidade recomendada pela NBR 15750, de 0,6 a 3,0 m\/s, a vazão vai de 30,7 a 153,5 l\/s. O projeto executivo define o valor final.\u003c\/p\u003e\u003ch3\u003eQual a largura mínima de vala para tubo DN 250?\u003c\/h3\u003e\u003cp\u003ePara vala de até 2 m de profundidade com escoramento por pontaletes, a largura de referência é de 0,80 m. A largura cresce com a profundidade e o tipo de escoramento, e deve deixar espaço para o compactador trabalhar nas laterais do tubo.\u003c\/p\u003e\u003ch3\u003eQual o pedido mínimo e como funciona o frete?\u003c\/h3\u003e\u003cp\u003eO pedido mínimo da linha PVC-O é de R$ 5.000,00, com frete FOB SP. O prazo de entrega é confirmado na cotação, a partir da lista de diâmetros, classes de pressão, quantidades e local de entrega.\u003c\/p\u003e\u003ch2\u003eVeja também\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/collections\/tubo-pvc-o\"\u003elinha completa de tubos PVC-O\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/collections\/tubo-pvc-o-esgoto\"\u003etodos os diâmetros de PVC-O para esgoto\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-20-dn-250\"\u003etubo PVC-O DN 250 PN 20 para água\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-20-dn-200\"\u003etubo PVC-O DN 200 PN 20\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-20-dn-300\"\u003etubo PVC-O DN 300 PN 20\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-12-5-dn-250\"\u003etubo PVC-O DN 250 classe PN 12,5\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-16-dn-250\"\u003etubo PVC-O DN 250 classe PN 16\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp style=\"font-size:13px;color:#667\"\u003eValores de referência para pré-dimensionamento. Hidráulica calculada por Darcy-Weisbach com Colebrook-White (rugosidade 0,003 mm para água e 0,06 mm para esgoto, água a 20 °C). DI calculado pela espessura nominal da ficha técnica; tabelas de ensaio podem indicar vazão menor. O projeto executivo e o responsável técnico prevalecem.\u003c\/p\u003e","brand":"Mininco","offers":[{"title":"Default Title","offer_id":69638509690914,"sku":"PVCO-ES-250-20","price":99999.99,"currency_code":"BRL","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0801\/2598\/4802\/files\/pvco_esgoto_principal_c7fab304-a103-418d-bf10-4910e987208f.jpg?v=1793868333"},{"product_id":"tubo-pvc-o-esgoto-pn-20-dn-300","title":"Tubo PVC-O DEFOFO Esgoto Recalque PN 20 DN 300 Barra 6m Junta Elástica JEI","description":"\u003cp\u003eTubo de PVC orientado (PVC-O) DN 300, classe de pressão PN 20, para redes coletoras de esgoto pressurizadas e linhas de recalque de estações elevatórias. A orientação molecular nas direções axial e circunferencial alinha as cadeias do PVC e leva o material a um MRS de 45 MPa: a parede fica mais fina, o diâmetro interno maior e a rede ganha vazão com menos peso por metro.\u003c\/p\u003e\u003cp\u003eO diâmetro externo de \u003cstrong\u003e326 mm\u003c\/strong\u003e é equivalente ao do ferro fundido (DEFOFO). A ponta do tubo acopla em tubos e conexões de ferro fundido NBR 7675.\u003c\/p\u003e\u003ch2\u003eDestaques técnicos\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePressão nominal de 2,00 MPa\u003c\/strong\u003e com tolerância a transientes pontuais de até 1,5 vez a PN.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eResistência à fadiga\u003c\/strong\u003e para redes com partida e parada frequente de bombas.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGolpe de aríete menor\u003c\/strong\u003e: a elasticidade do PVC-O reduz a celeridade da onda de pressão em relação a ferro fundido e aço.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eImune à corrosão\u003c\/strong\u003e, com vida útil de projeto de 50 anos; estudos citados pela indústria indicam cerca de 100 anos.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJunta elástica integrada\u003c\/strong\u003e com anel em borracha NBR (nitrílica), montagem por encaixe e sem solda.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDimensões do DN 300 PN 20\u003c\/h2\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eMedida\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eValor\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro nominal\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003eDN 300\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eClasse de pressão\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003ePN 20\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro externo (DE)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e326 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eEspessura de parede (e)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e11,2 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro interno (DI)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e303,6 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eComprimento da bolsa (B)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e187 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eComprimento da barra (L)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e6 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eRelação DE\/e (SDR)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e29,1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eTolerância de ovalização na recepção\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e7,6 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003cp\u003eCorpo branco com duas faixas ocre para identificação da rede. Barra fornecida com ponta chanfrada de fábrica, inclinação entre 12° e 15°.\u003c\/p\u003e\u003ch2\u003ePressão de trabalho por temperatura\u003c\/h2\u003e\u003cp\u003eAté 25 °C a pressão admissível é igual à nominal. Acima disso, multiplique a PN pelo fator ft. O PVC-O não é indicado para operação contínua acima de 45 °C.\u003c\/p\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eTemperatura do fluido\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eFator ft\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePressão admissível (PFA)\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 25 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,0\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e2,00 MPa (20 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 30 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,9\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,80 MPa (18 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 35 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,8\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,60 MPa (16 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 40 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,7\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,40 MPa (14 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 45 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,6\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,20 MPa (12 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch2\u003eDesempenho hidráulico\u003c\/h2\u003e\u003cp\u003eFaixa de velocidade recomendada pela NBR 15750: de 0,6 m\/s, para garantir autolimpeza, a 3,0 m\/s, para limitar desgaste e transientes.\u003c\/p\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"min-width:520px;width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVelocidade\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVazão (l\/s)\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVazão (m³\/h)\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePerda de carga (m\/km)\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e0,6 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e43,4\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e156\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,05\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e1 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e72,4\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e261\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e2,72\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e1,5 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e108,6\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e391\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e5,88\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e2 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e144,8\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e521\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e10,19\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e2,5 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e181,0\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e652\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e15,66\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e3 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e217,2\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e782\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e22,28\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch2\u003eInstalação\u003c\/h2\u003e\u003ch3\u003eLargura de vala para esgoto\u003c\/h3\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"min-width:650px;width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eProfundidade da vala\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePontaletes\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eContínuo ou descontínuo\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eEspecial\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eMetálico-madeira\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 2 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,80 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,80 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,90 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003enão se aplica\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003ede 2 a 4 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,90 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,00 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,20 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,85 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003ede 4 a 6 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,00 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,20 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,50 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e2,00 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003ede 6 a 8 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,10 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,40 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,80 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e2,15 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch3\u003eRecobrimento mínimo\u003c\/h3\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eLocal da vala\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eRecobrimento mínimo\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob passeio\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,80 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob via pavimentada ou com meio-fio e sarjeta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,00 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob via de terra ou greide indefinido\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,20 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch3\u003eBerço e envoltória\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBerço de material granular fino com no mínimo 10 cm, sobre fundo de vala sem pedras. Não concrete o fundo da vala.\u003c\/li\u003e\n\u003cli\u003eEscave no mínimo 15 cm abaixo da cota de projeto para regularizar o berço. Em rocha, o rebaixo é obrigatório.\u003c\/li\u003e\n\u003cli\u003eEnvoltória em material granular classe II (areia grossa ou cascalho limpo), compactada em camadas de 10 a 15 cm, com grau mínimo de 95% do Proctor Normal.\u003c\/li\u003e\n\u003cli\u003eCompacte alternando os lados da vala, nunca sobre o tubo, até 30 cm acima da geratriz superior. Rolo ou pé de carneiro só a partir de 60 cm acima do tubo.\u003c\/li\u003e\n\u003cli\u003eAbra um nicho sob cada bolsa para que ela não sustente o peso da tubulação.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eMontagem da junta\u003c\/h3\u003e\u003col\u003e\n\u003cli\u003eConfira as extremidades do tubo e a integridade e o posicionamento do anel de vedação.\u003c\/li\u003e\n\u003cli\u003eLimpe com pano úmido a parte interna da bolsa e o anel.\u003c\/li\u003e\n\u003cli\u003eCalce a ponta e a bolsa para evitar contato com o solo e a entrada de areia e pedra.\u003c\/li\u003e\n\u003cli\u003eLubrifique o anel de vedação e a parte interna da bolsa com pasta lubrificante. Nunca use óleo, graxa ou derivado de petróleo.\u003c\/li\u003e\n\u003cli\u003eAlinhe os tubos na horizontal e na vertical e aproxime a ponta da bolsa.\u003c\/li\u003e\n\u003cli\u003eEmpurre a ponta na bolsa até a marca de referência, à mão, com alavanca ou com tirfor nos diâmetros maiores.\u003c\/li\u003e\n\u003cli\u003eFaça a deflexão angular só depois do encaixe completo.\u003c\/li\u003e\n\u003c\/ol\u003e\u003ch3\u003eCurvas, conexões e ancoragem\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eDeflexão na junta de 1° a 2°, feita só depois do encaixe completo. Curvatura no corpo do tubo com raio mínimo de 65,2 m (200 x DE), apoiando as extremidades e aplicando a força no meio do vão.\u003c\/li\u003e\n\u003cli\u003eNunca aqueça o tubo para formar curva, bolsa ou furo.\u003c\/li\u003e\n\u003cli\u003eUse conexões de ferro fundido NBR 7675. Na conexão de ferro fundido a bolsa é mais curta: com o chanfro da ponta previamente reduzido, introduza o tubo até encostar no fundo da bolsa, sem usar a marca de inserção do tubo como referência.\u003c\/li\u003e\n\u003cli\u003eA junta elástica não resiste à tração: extremidades, curvas, tês, reduções, válvulas, registros e trechos com declividade acentuada exigem bloco de ancoragem de concreto.\u003c\/li\u003e\n\u003cli\u003eProteja o contato entre tubo e bloco com manta de polietileno ou borracha.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eEnsaio de estanqueidade\u003c\/h3\u003e\u003cp\u003eEnsaie em trechos isolados, de preferência antes do reaterro completo e com as juntas à vista, conforme NBR 9650.\u003c\/p\u003e\u003ch2\u003eRecebimento, armazenamento e logística\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eDescarga manual até DN 300. Acima disso, cintas de nylon em dois pontos. Nunca corrente ou cabo de aço, e nunca jogue o tubo ao chão.\u003c\/li\u003e\n\u003cli\u003eEmpilhe sobre sarrafos, alternando ponta e bolsa, até 1,5 m de altura. Armazenagem acima de 6 meses pede cobertura com 50 cm de folga sobre a pilha.\u003c\/li\u003e\n\u003cli\u003eRecuse tubo com ovalização na ponta ou na bolsa que afete o anel. Tubo que amassou e voltou ao formato sem marca branca ou trinca continua próprio para uso.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eItem\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eDN 300\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eBarras por carreta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e112 barras (672 m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003ePasta lubrificante por junta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e60 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eProdutividade de referência da linha\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e38 barras por dia (228 m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eCurvatura no corpo do tubo\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e65,2 m (200 x DE)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDesvio por barra com deflexão na junta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,10 m a 1° e 0,21 m a 2°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003cp style=\"font-size:13px;color:#667\"\u003eReferência de produtividade da linha, a partir de obras anteriores. Tamanho da equipe, profundidade da vala e interferências mudam o número.\u003c\/p\u003e\u003ch2\u003eNormas\u003c\/h2\u003e\u003cp\u003eFabricação e ensaios conforme ABNT NBR 15750 e ISO 16422. Anel de vedação conforme ABNT NBR 7676. Conexões de ferro fundido conforme ABNT NBR 7675. Execução de vala e reaterro conforme ABNT NBR 17015. Ensaio de estanqueidade conforme ABNT NBR 9650.\u003c\/p\u003e\u003ch2\u003eCondições de fornecimento\u003c\/h2\u003e\u003cp\u003ePedido mínimo de \u003cstrong\u003eR$ 5.000,00\u003c\/strong\u003e para a linha PVC-O. Frete FOB SP. Prazo de entrega confirmado na cotação. Para cotar, informe diâmetros, classes de pressão, quantidades e local de entrega.\u003c\/p\u003e\u003ch2\u003ePerguntas frequentes\u003c\/h2\u003e\u003ch3\u003eO tubo PVC-O DN 300 encaixa em conexão de ferro fundido?\u003c\/h3\u003e\u003cp\u003eSim. O diâmetro externo de 326 mm é equivalente ao do ferro fundido, e a ponta acopla em tubos e conexões de ferro fundido conforme NBR 7675. Na conexão de ferro fundido a bolsa é mais curta: com o chanfro da ponta previamente reduzido, introduza o tubo até encostar no fundo da bolsa, sem usar a marca de inserção do tubo como referência.\u003c\/p\u003e\u003ch3\u003eQual a pressão máxima do tubo PVC-O DN 300 PN 20?\u003c\/h3\u003e\u003cp\u003eA pressão de operação contínua é de 2,00 MPa (20 bar) até 25 °C. Acima disso aplica-se o fator de redução da ficha técnica: 1,60 MPa a 35 °C e 1,20 MPa a 45 °C. Transientes pontuais de golpe de aríete são tolerados até 1,5 vez a pressão nominal.\u003c\/p\u003e\u003ch3\u003eQual a vazão do tubo PVC-O DN 300 PN 20?\u003c\/h3\u003e\u003cp\u003eCom diâmetro interno calculado de 303,6 mm, o tubo conduz cerca de 72,4 l\/s a 1 m\/s. Na faixa de velocidade recomendada pela NBR 15750, de 0,6 a 3,0 m\/s, a vazão vai de 43,4 a 217,2 l\/s. O projeto executivo define o valor final.\u003c\/p\u003e\u003ch3\u003eQual a largura mínima de vala para tubo DN 300?\u003c\/h3\u003e\u003cp\u003ePara vala de até 2 m de profundidade com escoramento por pontaletes, a largura de referência é de 0,80 m. A largura cresce com a profundidade e o tipo de escoramento, e deve deixar espaço para o compactador trabalhar nas laterais do tubo.\u003c\/p\u003e\u003ch3\u003eQual o pedido mínimo e como funciona o frete?\u003c\/h3\u003e\u003cp\u003eO pedido mínimo da linha PVC-O é de R$ 5.000,00, com frete FOB SP. O prazo de entrega é confirmado na cotação, a partir da lista de diâmetros, classes de pressão, quantidades e local de entrega.\u003c\/p\u003e\u003ch2\u003eVeja também\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/collections\/tubo-pvc-o\"\u003elinha completa de tubos PVC-O\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/collections\/tubo-pvc-o-esgoto\"\u003etodos os diâmetros de PVC-O para esgoto\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-20-dn-300\"\u003etubo PVC-O DN 300 PN 20 para água\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-20-dn-250\"\u003etubo PVC-O DN 250 PN 20\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-20-dn-350\"\u003etubo PVC-O DN 350 PN 20\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-12-5-dn-300\"\u003etubo PVC-O DN 300 classe PN 12,5\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-16-dn-300\"\u003etubo PVC-O DN 300 classe PN 16\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp style=\"font-size:13px;color:#667\"\u003eValores de referência para pré-dimensionamento. Hidráulica calculada por Darcy-Weisbach com Colebrook-White (rugosidade 0,003 mm para água e 0,06 mm para esgoto, água a 20 °C). DI calculado pela espessura nominal da ficha técnica; tabelas de ensaio podem indicar vazão menor. O projeto executivo e o responsável técnico prevalecem.\u003c\/p\u003e","brand":"Mininco","offers":[{"title":"Default Title","offer_id":69638509953058,"sku":"PVCO-ES-300-20","price":99999.99,"currency_code":"BRL","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0801\/2598\/4802\/files\/pvco_esgoto_principal_b1acfecb-3ea5-49f7-a0cd-b5fe24be3ace.jpg?v=1793868333"},{"product_id":"tubo-pvc-o-esgoto-pn-20-dn-350","title":"Tubo PVC-O DEFOFO Esgoto Recalque PN 20 DN 350 Barra 6m Junta Elástica JEI","description":"\u003cp\u003eTubo de PVC orientado (PVC-O) DN 350, classe de pressão PN 20, para redes coletoras de esgoto pressurizadas e linhas de recalque de estações elevatórias. A orientação molecular nas direções axial e circunferencial alinha as cadeias do PVC e leva o material a um MRS de 45 MPa: a parede fica mais fina, o diâmetro interno maior e a rede ganha vazão com menos peso por metro.\u003c\/p\u003e\u003cp\u003eO diâmetro externo de \u003cstrong\u003e378 mm\u003c\/strong\u003e é equivalente ao do ferro fundido (DEFOFO). A ponta do tubo acopla em tubos e conexões de ferro fundido NBR 7675.\u003c\/p\u003e\u003ch2\u003eDestaques técnicos\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePressão nominal de 2,00 MPa\u003c\/strong\u003e com tolerância a transientes pontuais de até 1,5 vez a PN.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eResistência à fadiga\u003c\/strong\u003e para redes com partida e parada frequente de bombas.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGolpe de aríete menor\u003c\/strong\u003e: a elasticidade do PVC-O reduz a celeridade da onda de pressão em relação a ferro fundido e aço.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eImune à corrosão\u003c\/strong\u003e, com vida útil de projeto de 50 anos; estudos citados pela indústria indicam cerca de 100 anos.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJunta elástica integrada\u003c\/strong\u003e com anel em borracha NBR (nitrílica), montagem por encaixe e sem solda.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDimensões do DN 350 PN 20\u003c\/h2\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eMedida\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eValor\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro nominal\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003eDN 350\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eClasse de pressão\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003ePN 20\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro externo (DE)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e378 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eEspessura de parede (e)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e13,0 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro interno (DI)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e352 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eComprimento da bolsa (B)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e208 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eComprimento da barra (L)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e6 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eRelação DE\/e (SDR)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e29,1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eTolerância de ovalização na recepção\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e8,6 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003cp\u003eCorpo branco com duas faixas ocre para identificação da rede. Barra fornecida com ponta chanfrada de fábrica, inclinação entre 12° e 15°.\u003c\/p\u003e\u003ch2\u003ePressão de trabalho por temperatura\u003c\/h2\u003e\u003cp\u003eAté 25 °C a pressão admissível é igual à nominal. Acima disso, multiplique a PN pelo fator ft. O PVC-O não é indicado para operação contínua acima de 45 °C.\u003c\/p\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eTemperatura do fluido\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eFator ft\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePressão admissível (PFA)\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 25 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,0\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e2,00 MPa (20 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 30 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,9\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,80 MPa (18 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 35 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,8\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,60 MPa (16 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 40 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,7\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,40 MPa (14 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 45 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,6\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,20 MPa (12 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch2\u003eDesempenho hidráulico\u003c\/h2\u003e\u003cp\u003eFaixa de velocidade recomendada pela NBR 15750: de 0,6 m\/s, para garantir autolimpeza, a 3,0 m\/s, para limitar desgaste e transientes.\u003c\/p\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"min-width:520px;width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVelocidade\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVazão (l\/s)\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVazão (m³\/h)\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePerda de carga (m\/km)\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e0,6 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e58,4\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e210\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,88\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e1 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e97,3\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e350\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e2,28\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e1,5 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e146,0\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e525\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e4,92\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e2 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e194,6\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e701\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e8,53\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e2,5 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e243,3\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e876\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e13,11\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e3 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e291,9\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1.051\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e18,65\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch2\u003eInstalação\u003c\/h2\u003e\u003ch3\u003eLargura de vala para esgoto\u003c\/h3\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"min-width:650px;width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eProfundidade da vala\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePontaletes\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eContínuo ou descontínuo\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eEspecial\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eMetálico-madeira\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 2 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,90 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,10 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,20 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003enão se aplica\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003ede 2 a 4 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,00 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,30 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,50 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e2,15 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003ede 4 a 6 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,10 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,50 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,80 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e2,30 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003ede 6 a 8 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,20 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,70 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e2,10 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e2,45 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch3\u003eRecobrimento mínimo\u003c\/h3\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eLocal da vala\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eRecobrimento mínimo\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob passeio\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,80 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob via pavimentada ou com meio-fio e sarjeta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,00 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob via de terra ou greide indefinido\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,20 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch3\u003eBerço e envoltória\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBerço de material granular fino com no mínimo 10 cm, sobre fundo de vala sem pedras. Não concrete o fundo da vala.\u003c\/li\u003e\n\u003cli\u003eEscave no mínimo 15 cm abaixo da cota de projeto para regularizar o berço. Em rocha, o rebaixo é obrigatório.\u003c\/li\u003e\n\u003cli\u003eEnvoltória em material granular classe II (areia grossa ou cascalho limpo), compactada em camadas de 10 a 15 cm, com grau mínimo de 95% do Proctor Normal.\u003c\/li\u003e\n\u003cli\u003eCompacte alternando os lados da vala, nunca sobre o tubo, até 30 cm acima da geratriz superior. Rolo ou pé de carneiro só a partir de 60 cm acima do tubo.\u003c\/li\u003e\n\u003cli\u003eAbra um nicho sob cada bolsa para que ela não sustente o peso da tubulação.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eMontagem da junta\u003c\/h3\u003e\u003col\u003e\n\u003cli\u003eConfira as extremidades do tubo e a integridade e o posicionamento do anel de vedação.\u003c\/li\u003e\n\u003cli\u003eLimpe com pano úmido a parte interna da bolsa e o anel.\u003c\/li\u003e\n\u003cli\u003eCalce a ponta e a bolsa para evitar contato com o solo e a entrada de areia e pedra.\u003c\/li\u003e\n\u003cli\u003eLubrifique o anel de vedação e a parte interna da bolsa com pasta lubrificante. Nunca use óleo, graxa ou derivado de petróleo.\u003c\/li\u003e\n\u003cli\u003eAlinhe os tubos na horizontal e na vertical e aproxime a ponta da bolsa.\u003c\/li\u003e\n\u003cli\u003eEmpurre a ponta na bolsa até a marca de referência, à mão, com alavanca ou com tirfor nos diâmetros maiores.\u003c\/li\u003e\n\u003cli\u003eFaça a deflexão angular só depois do encaixe completo.\u003c\/li\u003e\n\u003c\/ol\u003e\u003ch3\u003eCurvas, conexões e ancoragem\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eDeflexão na junta de 1° a 2°, feita só depois do encaixe completo. Neste diâmetro, o peso e a rigidez da barra não favorecem curvatura no corpo do tubo: resolva o traçado pela deflexão nas juntas, com verificação do projetista.\u003c\/li\u003e\n\u003cli\u003eNunca aqueça o tubo para formar curva, bolsa ou furo.\u003c\/li\u003e\n\u003cli\u003eUse conexões de ferro fundido NBR 7675. Na conexão de ferro fundido a bolsa é mais curta: com o chanfro da ponta previamente reduzido, introduza o tubo até encostar no fundo da bolsa, sem usar a marca de inserção do tubo como referência.\u003c\/li\u003e\n\u003cli\u003eA junta elástica não resiste à tração: extremidades, curvas, tês, reduções, válvulas, registros e trechos com declividade acentuada exigem bloco de ancoragem de concreto.\u003c\/li\u003e\n\u003cli\u003eProteja o contato entre tubo e bloco com manta de polietileno ou borracha.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eEnsaio de estanqueidade\u003c\/h3\u003e\u003cp\u003eEnsaie em trechos isolados, de preferência antes do reaterro completo e com as juntas à vista, conforme NBR 9650.\u003c\/p\u003e\u003ch2\u003eRecebimento, armazenamento e logística\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eDescarga manual até DN 300. Acima disso, cintas de nylon em dois pontos. Nunca corrente ou cabo de aço, e nunca jogue o tubo ao chão.\u003c\/li\u003e\n\u003cli\u003eEmpilhe sobre sarrafos, alternando ponta e bolsa, até 1,5 m de altura. Armazenagem acima de 6 meses pede cobertura com 50 cm de folga sobre a pilha.\u003c\/li\u003e\n\u003cli\u003eRecuse tubo com ovalização na ponta ou na bolsa que afete o anel. Tubo que amassou e voltou ao formato sem marca branca ou trinca continua próprio para uso.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eItem\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eDN 350\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eBarras por carreta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e72 barras (432 m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003ePasta lubrificante por junta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e65 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eProdutividade de referência da linha\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e35 barras por dia (210 m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eCurvatura no corpo do tubo\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003enão recomendada neste diâmetro: use deflexão na junta, com verificação do projetista\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDesvio por barra com deflexão na junta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,10 m a 1° e 0,21 m a 2°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003cp style=\"font-size:13px;color:#667\"\u003eReferência de produtividade da linha, a partir de obras anteriores. Tamanho da equipe, profundidade da vala e interferências mudam o número.\u003c\/p\u003e\u003ch2\u003eNormas\u003c\/h2\u003e\u003cp\u003eFabricação e ensaios conforme ABNT NBR 15750 e ISO 16422. Anel de vedação conforme ABNT NBR 7676. Conexões de ferro fundido conforme ABNT NBR 7675. Execução de vala e reaterro conforme ABNT NBR 17015. Ensaio de estanqueidade conforme ABNT NBR 9650.\u003c\/p\u003e\u003ch2\u003eCondições de fornecimento\u003c\/h2\u003e\u003cp\u003ePedido mínimo de \u003cstrong\u003eR$ 5.000,00\u003c\/strong\u003e para a linha PVC-O. Frete FOB SP. Prazo de entrega confirmado na cotação. Para cotar, informe diâmetros, classes de pressão, quantidades e local de entrega.\u003c\/p\u003e\u003ch2\u003ePerguntas frequentes\u003c\/h2\u003e\u003ch3\u003eO tubo PVC-O DN 350 encaixa em conexão de ferro fundido?\u003c\/h3\u003e\u003cp\u003eSim. O diâmetro externo de 378 mm é equivalente ao do ferro fundido, e a ponta acopla em tubos e conexões de ferro fundido conforme NBR 7675. Na conexão de ferro fundido a bolsa é mais curta: com o chanfro da ponta previamente reduzido, introduza o tubo até encostar no fundo da bolsa, sem usar a marca de inserção do tubo como referência.\u003c\/p\u003e\u003ch3\u003eQual a pressão máxima do tubo PVC-O DN 350 PN 20?\u003c\/h3\u003e\u003cp\u003eA pressão de operação contínua é de 2,00 MPa (20 bar) até 25 °C. Acima disso aplica-se o fator de redução da ficha técnica: 1,60 MPa a 35 °C e 1,20 MPa a 45 °C. Transientes pontuais de golpe de aríete são tolerados até 1,5 vez a pressão nominal.\u003c\/p\u003e\u003ch3\u003eQual a vazão do tubo PVC-O DN 350 PN 20?\u003c\/h3\u003e\u003cp\u003eCom diâmetro interno calculado de 352 mm, o tubo conduz cerca de 97,3 l\/s a 1 m\/s. Na faixa de velocidade recomendada pela NBR 15750, de 0,6 a 3,0 m\/s, a vazão vai de 58,4 a 291,9 l\/s. O projeto executivo define o valor final.\u003c\/p\u003e\u003ch3\u003eQual a largura mínima de vala para tubo DN 350?\u003c\/h3\u003e\u003cp\u003ePara vala de até 2 m de profundidade com escoramento por pontaletes, a largura de referência é de 0,90 m. A largura cresce com a profundidade e o tipo de escoramento, e deve deixar espaço para o compactador trabalhar nas laterais do tubo.\u003c\/p\u003e\u003ch3\u003eQual o pedido mínimo e como funciona o frete?\u003c\/h3\u003e\u003cp\u003eO pedido mínimo da linha PVC-O é de R$ 5.000,00, com frete FOB SP. O prazo de entrega é confirmado na cotação, a partir da lista de diâmetros, classes de pressão, quantidades e local de entrega.\u003c\/p\u003e\u003ch2\u003eVeja também\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/collections\/tubo-pvc-o\"\u003elinha completa de tubos PVC-O\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/collections\/tubo-pvc-o-esgoto\"\u003etodos os diâmetros de PVC-O para esgoto\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-20-dn-350\"\u003etubo PVC-O DN 350 PN 20 para água\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-20-dn-300\"\u003etubo PVC-O DN 300 PN 20\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-20-dn-400\"\u003etubo PVC-O DN 400 PN 20\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-12-5-dn-350\"\u003etubo PVC-O DN 350 classe PN 12,5\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-16-dn-350\"\u003etubo PVC-O DN 350 classe PN 16\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp style=\"font-size:13px;color:#667\"\u003eValores de referência para pré-dimensionamento. Hidráulica calculada por Darcy-Weisbach com Colebrook-White (rugosidade 0,003 mm para água e 0,06 mm para esgoto, água a 20 °C). DI calculado pela espessura nominal da ficha técnica; tabelas de ensaio podem indicar vazão menor. O projeto executivo e o responsável técnico prevalecem.\u003c\/p\u003e","brand":"Mininco","offers":[{"title":"Default Title","offer_id":69638510477346,"sku":"PVCO-ES-350-20","price":99999.99,"currency_code":"BRL","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0801\/2598\/4802\/files\/pvco_esgoto_principal_a791cb44-fc1f-4db0-88cb-c64bb57076b5.jpg?v=1793868335"},{"product_id":"tubo-pvc-o-esgoto-pn-20-dn-400","title":"Tubo PVC-O DEFOFO Esgoto Recalque PN 20 DN 400 Barra 6m Junta Elástica JEI","description":"\u003cp\u003eTubo de PVC orientado (PVC-O) DN 400, classe de pressão PN 20, para redes coletoras de esgoto pressurizadas e linhas de recalque de estações elevatórias. A orientação molecular nas direções axial e circunferencial alinha as cadeias do PVC e leva o material a um MRS de 45 MPa: a parede fica mais fina, o diâmetro interno maior e a rede ganha vazão com menos peso por metro.\u003c\/p\u003e\u003cp\u003eO diâmetro externo de \u003cstrong\u003e429 mm\u003c\/strong\u003e é equivalente ao do ferro fundido (DEFOFO). A ponta do tubo acopla em tubos e conexões de ferro fundido NBR 7675.\u003c\/p\u003e\u003ch2\u003eDestaques técnicos\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePressão nominal de 2,00 MPa\u003c\/strong\u003e com tolerância a transientes pontuais de até 1,5 vez a PN.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eResistência à fadiga\u003c\/strong\u003e para redes com partida e parada frequente de bombas.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGolpe de aríete menor\u003c\/strong\u003e: a elasticidade do PVC-O reduz a celeridade da onda de pressão em relação a ferro fundido e aço.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eImune à corrosão\u003c\/strong\u003e, com vida útil de projeto de 50 anos; estudos citados pela indústria indicam cerca de 100 anos.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJunta elástica integrada\u003c\/strong\u003e com anel em borracha NBR (nitrílica), montagem por encaixe e sem solda.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDimensões do DN 400 PN 20\u003c\/h2\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eMedida\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eValor\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro nominal\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003eDN 400\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eClasse de pressão\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003ePN 20\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro externo (DE)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e429 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eEspessura de parede (e)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e14,8 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDiâmetro interno (DI)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e399,4 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eComprimento da bolsa (B)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e228 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eComprimento da barra (L)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e6 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eRelação DE\/e (SDR)\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e29\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eTolerância de ovalização na recepção\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e9,6 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003cp\u003eCorpo branco com duas faixas ocre para identificação da rede. Barra fornecida com ponta chanfrada de fábrica, inclinação entre 12° e 15°.\u003c\/p\u003e\u003ch2\u003ePressão de trabalho por temperatura\u003c\/h2\u003e\u003cp\u003eAté 25 °C a pressão admissível é igual à nominal. Acima disso, multiplique a PN pelo fator ft. O PVC-O não é indicado para operação contínua acima de 45 °C.\u003c\/p\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eTemperatura do fluido\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eFator ft\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePressão admissível (PFA)\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 25 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,0\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e2,00 MPa (20 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 30 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,9\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,80 MPa (18 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 35 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,8\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,60 MPa (16 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 40 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,7\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,40 MPa (14 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 45 °C\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,6\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,20 MPa (12 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch2\u003eDesempenho hidráulico\u003c\/h2\u003e\u003cp\u003eFaixa de velocidade recomendada pela NBR 15750: de 0,6 m\/s, para garantir autolimpeza, a 3,0 m\/s, para limitar desgaste e transientes.\u003c\/p\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"min-width:520px;width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVelocidade\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVazão (l\/s)\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eVazão (m³\/h)\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePerda de carga (m\/km)\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e0,6 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e75,2\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e271\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,75\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e1 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e125,3\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e451\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,96\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e1,5 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e187,9\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e677\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e4,22\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e2 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e250,6\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e902\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e7,33\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e2,5 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e313,2\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1.128\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e11,26\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003e3 m\/s\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e375,9\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1.353\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e16,03\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch2\u003eInstalação\u003c\/h2\u003e\u003ch3\u003eLargura de vala para esgoto\u003c\/h3\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"min-width:650px;width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eProfundidade da vala\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003ePontaletes\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eContínuo ou descontínuo\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eEspecial\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eMetálico-madeira\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eaté 2 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,90 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,10 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,20 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003enão se aplica\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003ede 2 a 4 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,00 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,30 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,50 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e2,15 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003ede 4 a 6 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,10 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,50 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,80 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e2,30 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003ede 6 a 8 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,20 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,70 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e2,10 m\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e2,45 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch3\u003eRecobrimento mínimo\u003c\/h3\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eLocal da vala\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eRecobrimento mínimo\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob passeio\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,80 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob via pavimentada ou com meio-fio e sarjeta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,00 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eSob via de terra ou greide indefinido\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e1,20 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch3\u003eBerço e envoltória\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBerço de material granular fino com no mínimo 10 cm, sobre fundo de vala sem pedras. Não concrete o fundo da vala.\u003c\/li\u003e\n\u003cli\u003eEscave no mínimo 15 cm abaixo da cota de projeto para regularizar o berço. Em rocha, o rebaixo é obrigatório.\u003c\/li\u003e\n\u003cli\u003eEnvoltória em material granular classe II (areia grossa ou cascalho limpo), compactada em camadas de 10 a 15 cm, com grau mínimo de 95% do Proctor Normal.\u003c\/li\u003e\n\u003cli\u003eCompacte alternando os lados da vala, nunca sobre o tubo, até 30 cm acima da geratriz superior. Rolo ou pé de carneiro só a partir de 60 cm acima do tubo.\u003c\/li\u003e\n\u003cli\u003eAbra um nicho sob cada bolsa para que ela não sustente o peso da tubulação.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eMontagem da junta\u003c\/h3\u003e\u003col\u003e\n\u003cli\u003eConfira as extremidades do tubo e a integridade e o posicionamento do anel de vedação.\u003c\/li\u003e\n\u003cli\u003eLimpe com pano úmido a parte interna da bolsa e o anel.\u003c\/li\u003e\n\u003cli\u003eCalce a ponta e a bolsa para evitar contato com o solo e a entrada de areia e pedra.\u003c\/li\u003e\n\u003cli\u003eLubrifique o anel de vedação e a parte interna da bolsa com pasta lubrificante. Nunca use óleo, graxa ou derivado de petróleo.\u003c\/li\u003e\n\u003cli\u003eAlinhe os tubos na horizontal e na vertical e aproxime a ponta da bolsa.\u003c\/li\u003e\n\u003cli\u003eEmpurre a ponta na bolsa até a marca de referência, à mão, com alavanca ou com tirfor nos diâmetros maiores.\u003c\/li\u003e\n\u003cli\u003eFaça a deflexão angular só depois do encaixe completo.\u003c\/li\u003e\n\u003c\/ol\u003e\u003ch3\u003eCurvas, conexões e ancoragem\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eDeflexão na junta de 1° a 2°, feita só depois do encaixe completo. Neste diâmetro, o peso e a rigidez da barra não favorecem curvatura no corpo do tubo: resolva o traçado pela deflexão nas juntas, com verificação do projetista.\u003c\/li\u003e\n\u003cli\u003eNunca aqueça o tubo para formar curva, bolsa ou furo.\u003c\/li\u003e\n\u003cli\u003eUse conexões de ferro fundido NBR 7675. Na conexão de ferro fundido a bolsa é mais curta: com o chanfro da ponta previamente reduzido, introduza o tubo até encostar no fundo da bolsa, sem usar a marca de inserção do tubo como referência.\u003c\/li\u003e\n\u003cli\u003eA junta elástica não resiste à tração: extremidades, curvas, tês, reduções, válvulas, registros e trechos com declividade acentuada exigem bloco de ancoragem de concreto.\u003c\/li\u003e\n\u003cli\u003eProteja o contato entre tubo e bloco com manta de polietileno ou borracha.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eEnsaio de estanqueidade\u003c\/h3\u003e\u003cp\u003eEnsaie em trechos isolados, de preferência antes do reaterro completo e com as juntas à vista, conforme NBR 9650.\u003c\/p\u003e\u003ch2\u003eRecebimento, armazenamento e logística\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eDescarga manual até DN 300. Acima disso, cintas de nylon em dois pontos. Nunca corrente ou cabo de aço, e nunca jogue o tubo ao chão.\u003c\/li\u003e\n\u003cli\u003eEmpilhe sobre sarrafos, alternando ponta e bolsa, até 1,5 m de altura. Armazenagem acima de 6 meses pede cobertura com 50 cm de folga sobre a pilha.\u003c\/li\u003e\n\u003cli\u003eRecuse tubo com ovalização na ponta ou na bolsa que afete o anel. Tubo que amassou e voltou ao formato sem marca branca ou trinca continua próprio para uso.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cdiv style=\"overflow-x:auto;-webkit-overflow-scrolling:touch\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eItem\u003c\/th\u003e\n\u003cth style=\"text-align:left;padding:8px 10px;background:#1e2a3a;color:#fff\"\u003eDN 400\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eBarras por carreta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e60 barras (360 m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003ePasta lubrificante por junta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e70 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eProdutividade de referência da linha\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e32 barras por dia (192 m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eCurvatura no corpo do tubo\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003enão recomendada neste diâmetro: use deflexão na junta, com verificação do projetista\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec\"\u003eDesvio por barra com deflexão na junta\u003c\/td\u003e\n\u003ctd style=\"padding:7px 10px;border-bottom:1px solid #e3e7ec;text-align:right\"\u003e0,10 m a 1° e 0,21 m a 2°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003cp style=\"font-size:13px;color:#667\"\u003eReferência de produtividade da linha, a partir de obras anteriores. Tamanho da equipe, profundidade da vala e interferências mudam o número.\u003c\/p\u003e\u003ch2\u003eNormas\u003c\/h2\u003e\u003cp\u003eFabricação e ensaios conforme ABNT NBR 15750 e ISO 16422. Anel de vedação conforme ABNT NBR 7676. Conexões de ferro fundido conforme ABNT NBR 7675. Execução de vala e reaterro conforme ABNT NBR 17015. Ensaio de estanqueidade conforme ABNT NBR 9650.\u003c\/p\u003e\u003ch2\u003eCondições de fornecimento\u003c\/h2\u003e\u003cp\u003ePedido mínimo de \u003cstrong\u003eR$ 5.000,00\u003c\/strong\u003e para a linha PVC-O. Frete FOB SP. Prazo de entrega confirmado na cotação. Para cotar, informe diâmetros, classes de pressão, quantidades e local de entrega.\u003c\/p\u003e\u003ch2\u003ePerguntas frequentes\u003c\/h2\u003e\u003ch3\u003eO tubo PVC-O DN 400 encaixa em conexão de ferro fundido?\u003c\/h3\u003e\u003cp\u003eSim. O diâmetro externo de 429 mm é equivalente ao do ferro fundido, e a ponta acopla em tubos e conexões de ferro fundido conforme NBR 7675. Na conexão de ferro fundido a bolsa é mais curta: com o chanfro da ponta previamente reduzido, introduza o tubo até encostar no fundo da bolsa, sem usar a marca de inserção do tubo como referência.\u003c\/p\u003e\u003ch3\u003eQual a pressão máxima do tubo PVC-O DN 400 PN 20?\u003c\/h3\u003e\u003cp\u003eA pressão de operação contínua é de 2,00 MPa (20 bar) até 25 °C. Acima disso aplica-se o fator de redução da ficha técnica: 1,60 MPa a 35 °C e 1,20 MPa a 45 °C. Transientes pontuais de golpe de aríete são tolerados até 1,5 vez a pressão nominal.\u003c\/p\u003e\u003ch3\u003eQual a vazão do tubo PVC-O DN 400 PN 20?\u003c\/h3\u003e\u003cp\u003eCom diâmetro interno calculado de 399,4 mm, o tubo conduz cerca de 125,3 l\/s a 1 m\/s. Na faixa de velocidade recomendada pela NBR 15750, de 0,6 a 3,0 m\/s, a vazão vai de 75,2 a 375,9 l\/s. O projeto executivo define o valor final.\u003c\/p\u003e\u003ch3\u003eQual a largura mínima de vala para tubo DN 400?\u003c\/h3\u003e\u003cp\u003ePara vala de até 2 m de profundidade com escoramento por pontaletes, a largura de referência é de 0,90 m. A largura cresce com a profundidade e o tipo de escoramento, e deve deixar espaço para o compactador trabalhar nas laterais do tubo.\u003c\/p\u003e\u003ch3\u003eQual o pedido mínimo e como funciona o frete?\u003c\/h3\u003e\u003cp\u003eO pedido mínimo da linha PVC-O é de R$ 5.000,00, com frete FOB SP. O prazo de entrega é confirmado na cotação, a partir da lista de diâmetros, classes de pressão, quantidades e local de entrega.\u003c\/p\u003e\u003ch2\u003eVeja também\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/collections\/tubo-pvc-o\"\u003elinha completa de tubos PVC-O\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/collections\/tubo-pvc-o-esgoto\"\u003etodos os diâmetros de PVC-O para esgoto\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-agua-pn-20-dn-400\"\u003etubo PVC-O DN 400 PN 20 para água\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-20-dn-350\"\u003etubo PVC-O DN 350 PN 20\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-12-5-dn-400\"\u003etubo PVC-O DN 400 classe PN 12,5\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/ar\/products\/tubo-pvc-o-esgoto-pn-16-dn-400\"\u003etubo PVC-O DN 400 classe PN 16\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp style=\"font-size:13px;color:#667\"\u003eValores de referência para pré-dimensionamento. Hidráulica calculada por Darcy-Weisbach com Colebrook-White (rugosidade 0,003 mm para água e 0,06 mm para esgoto, água a 20 °C). DI calculado pela espessura nominal da ficha técnica; tabelas de ensaio podem indicar vazão menor. O projeto executivo e o responsável técnico prevalecem.\u003c\/p\u003e","brand":"Mininco","offers":[{"title":"Default Title","offer_id":69638510903330,"sku":"PVCO-ES-400-20","price":99999.99,"currency_code":"BRL","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0801\/2598\/4802\/files\/pvco_esgoto_principal_3096c2a4-3071-46c2-b8a4-c59e96edae86.jpg?v=1793868335"}],"url":"https:\/\/mininco.com.br\/ar\/collections\/tubo-pvc-o.oembed","provider":"Mininco do Brasil","version":"1.0","type":"link"}