{"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","url":"https:\/\/mininco.com.br\/ar\/products\/tubo-pvc-o-esgoto-pn-16-dn-350","provider":"Mininco do Brasil","version":"1.0","type":"link"}