{"id":513,"date":"2026-04-16T10:10:10","date_gmt":"2026-04-16T02:10:10","guid":{"rendered":"https:\/\/www.yayevalve.com\/?post_type=product&#038;p=513"},"modified":"2026-04-16T11:03:56","modified_gmt":"2026-04-16T03:03:56","slug":"gb-cast-ductile-iron-blind-gate-valve","status":"publish","type":"product","link":"https:\/\/www.yayevalve.com\/pt\/product\/gb-cast-ductile-iron-blind-gate-valve\/","title":{"rendered":"V\u00e1lvula Gaveta Cega de Ferro Fundido D\u00factil GB"},"content":{"rendered":"<h2>Caracter\u00edsticas Estruturais de<\/h2>\n<ul>\n<li data-start=\"158\" data-end=\"313\">\n<p data-start=\"664\" data-end=\"910\">Utilizando um <b data-path-to-node=\"10,1,0\" data-index-in-node=\"21\">haste n\u00e3o ascendente (NRS)<\/b> design, a haste apenas gira sem movimento vertical durante a opera\u00e7\u00e3o. Isso garante que a altura total permane\u00e7a constante, reduzindo significativamente os requisitos de folga, tornando-o ideal para <b data-path-to-node=\"10,1,0\" data-index-in-node=\"234\">tubula\u00e7\u00f5es subterr\u00e2neas, caixas de servi\u00e7o enterradas<\/b>, ou salas de bombas com espa\u00e7o livre restrito.<\/p>\n<\/li>\n<li data-start=\"315\" data-end=\"481\">\n<p data-start=\"317\" data-end=\"481\">O corpo \u00e9 fabricado em <b data-path-to-node=\"12,1,0\" data-index-in-node=\"34\">Ferro Fundido D\u00factil QT450<\/b>, oferecendo propriedades mec\u00e2nicas semelhantes ao a\u00e7o carbono com excelente resist\u00eancia \u00e0 tra\u00e7\u00e3o e alongamento. Quando confrontado com <b data-path-to-node=\"12,1,0\" data-index-in-node=\"173\">subsid\u00eancia do solo ou cargas de tr\u00e1fego<\/b>, o corpo da v\u00e1lvula pode amortecer a deforma\u00e7\u00e3o atrav\u00e9s de sua tenacidade inerente, prevenindo fraturas fr\u00e1geis comuns no ferro cinzento e garantindo a seguran\u00e7a do sistema a longo prazo.<\/p>\n<\/li>\n<li data-start=\"483\" data-end=\"649\">\n<p data-start=\"1308\" data-end=\"1555\">A cunha apresenta <b data-path-to-node=\"14,1,0\" data-index-in-node=\"28\">encapsulamento completo de borracha EPDM<\/b>, utilizando deforma\u00e7\u00e3o resiliente para criar uma veda\u00e7\u00e3o herm\u00e9tica contra o assento plano da v\u00e1lvula. Este design de \u201cveda\u00e7\u00e3o macia\u201d alcan\u00e7a veda\u00e7\u00e3o bidirecional \u00e0 prova de bolhas e impede eficazmente falhas de fechamento causadas por <b data-path-to-node=\"14,1,0\" data-index-in-node=\"266\">ac\u00famulo de sedimento<\/b>, um problema comum em v\u00e1lvulas tradicionais com sede met\u00e1lica.<\/p>\n<\/li>\n<li data-start=\"651\" data-end=\"843\">\n<p data-start=\"978\" data-end=\"1166\">Ambas as superf\u00edcies internas e externas s\u00e3o revestidas com pelo menos 250\u03bcm de <b data-path-to-node=\"16,1,0\" data-index-in-node=\"79\">p\u00f3 de ep\u00f3xi fundido (FBE)<\/b>, formando uma camada protetora lisa e altamente adesiva. Este processo atende <b data-path-to-node=\"16,1,0\" data-index-in-node=\"187\">aos padr\u00f5es de higiene para \u00e1gua pot\u00e1vel<\/b>, previne contamina\u00e7\u00e3o secund\u00e1ria e seu acabamento liso reduz a resist\u00eancia do fluido enquanto inibe a ader\u00eancia de incrusta\u00e7\u00f5es ao longo do tempo.<\/p>\n<\/li>\n<li data-start=\"845\" data-end=\"1043\">\n<p data-start=\"1361\" data-end=\"1847\">A cavidade interna possui <b data-path-to-node=\"18,1,0\" data-index-in-node=\"53\">guias laterais<\/b> fundidas de precis\u00e3o que mant\u00eam o alinhamento da cunha durante o deslocamento. Este design de guia reduz o atrito mec\u00e2nico entre a cunha e a sede, o que, combinado com a porca de haste de alta precis\u00e3o, garante <b data-path-to-node=\"18,1,0\" data-index-in-node=\"252\">baixo torque operacional<\/b> mesmo para v\u00e1lvulas de grande di\u00e2metro, estendendo a vida \u00fatil do mecanismo de opera\u00e7\u00e3o.<\/p>\n<\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-515 size-full\" src=\"https:\/\/www.yayevalve.com\/wp-content\/uploads\/2026\/04\/556.png\" alt=\"\" width=\"519\" height=\"646\" srcset=\"https:\/\/www.yayevalve.com\/wp-content\/uploads\/2026\/04\/556.png 519w, https:\/\/www.yayevalve.com\/wp-content\/uploads\/2026\/04\/556-402x500.png 402w, https:\/\/www.yayevalve.com\/wp-content\/uploads\/2026\/04\/556-241x300.png 241w, https:\/\/www.yayevalve.com\/wp-content\/uploads\/2026\/04\/556-10x12.png 10w, https:\/\/www.yayevalve.com\/wp-content\/uploads\/2026\/04\/556-60x75.png 60w, https:\/\/www.yayevalve.com\/wp-content\/uploads\/2026\/04\/556-480x597.png 480w\" sizes=\"auto, (max-width:767px) 480px, 519px\" \/><\/p>\n<h2>Material dos Componentes Principais<\/h2>\n<table border=\"1\" cellspacing=\"0\" cellpadding=\"8\">\n<thead>\n<tr>\n<th>N\u00c3O<\/th>\n<th>Pe\u00e7a<\/th>\n<th>Materiais<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>6<\/td>\n<td>Tampa<\/td>\n<td>QT450-10<\/td>\n<\/tr>\n<tr>\n<td>5<\/td>\n<td>Haste<\/td>\n<td>2Cr13<\/td>\n<\/tr>\n<tr>\n<td>4<\/td>\n<td>Parafuso<\/td>\n<td>6.8<\/td>\n<\/tr>\n<tr>\n<td>3<\/td>\n<td>Cal\u00e7o<\/td>\n<td>NBR<\/td>\n<\/tr>\n<tr>\n<td>2<\/td>\n<td>Disco<\/td>\n<td>QT450-10+EPDM<\/td>\n<\/tr>\n<tr>\n<td>1<\/td>\n<td>Corpo<\/td>\n<td>QT450-10<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>Dimens\u00f5es da Conex\u00e3o Principal Classe 150LB<\/h2>\n<table border=\"1\" cellspacing=\"0\" cellpadding=\"8\">\n<thead>\n<tr>\n<th>DN<\/th>\n<th>L<\/th>\n<th>D<\/th>\n<th>K<\/th>\n<th>d<\/th>\n<th>C<\/th>\n<th>f<\/th>\n<th>n-\u03a6<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>50<\/td>\n<td>175<\/td>\n<td>165<\/td>\n<td>125<\/td>\n<td>102<\/td>\n<td>18<\/td>\n<td>2<\/td>\n<td>4-\u03a618<\/td>\n<\/tr>\n<tr>\n<td>65<\/td>\n<td>185<\/td>\n<td>185<\/td>\n<td>145<\/td>\n<td>122<\/td>\n<td>20<\/td>\n<td>2<\/td>\n<td>4-\u03a618<\/td>\n<\/tr>\n<tr>\n<td>80<\/td>\n<td>195<\/td>\n<td>200<\/td>\n<td>160<\/td>\n<td>138<\/td>\n<td>20<\/td>\n<td>2<\/td>\n<td>8-\u03a618<\/td>\n<\/tr>\n<tr>\n<td>100<\/td>\n<td>225<\/td>\n<td>220<\/td>\n<td>180<\/td>\n<td>158<\/td>\n<td>22<\/td>\n<td>2<\/td>\n<td>8-\u03a618<\/td>\n<\/tr>\n<tr>\n<td>125<\/td>\n<td>245<\/td>\n<td>250<\/td>\n<td>210<\/td>\n<td>188<\/td>\n<td>22<\/td>\n<td>2<\/td>\n<td>8-\u03a618<\/td>\n<\/tr>\n<tr>\n<td>150<\/td>\n<td>255<\/td>\n<td>285<\/td>\n<td>240<\/td>\n<td>212<\/td>\n<td>24<\/td>\n<td>2<\/td>\n<td>8-\u03a622<\/td>\n<\/tr>\n<tr>\n<td>200<\/td>\n<td>285<\/td>\n<td>340<\/td>\n<td>295<\/td>\n<td>268<\/td>\n<td>26<\/td>\n<td>2<\/td>\n<td>12-\u03a622<\/td>\n<\/tr>\n<tr>\n<td>250<\/td>\n<td>325<\/td>\n<td>405<\/td>\n<td>355<\/td>\n<td>320<\/td>\n<td>29<\/td>\n<td>2<\/td>\n<td>12-\u03a626<\/td>\n<\/tr>\n<tr>\n<td>300<\/td>\n<td>350<\/td>\n<td>460<\/td>\n<td>410<\/td>\n<td>378<\/td>\n<td>32<\/td>\n<td>2<\/td>\n<td>12-\u03a626<\/td>\n<\/tr>\n<tr>\n<td>350<\/td>\n<td>385<\/td>\n<td>520<\/td>\n<td>470<\/td>\n<td>430<\/td>\n<td>35<\/td>\n<td>2<\/td>\n<td>16-\u03a626<\/td>\n<\/tr>\n<tr>\n<td>400<\/td>\n<td>397<\/td>\n<td>580<\/td>\n<td>525<\/td>\n<td>490<\/td>\n<td>38<\/td>\n<td>2<\/td>\n<td>16-\u03a630<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>Porqu\u00ea escolher YAYE<\/h2>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-67 size-full\" src=\"https:\/\/yayevalve.com\/wp-content\/uploads\/2025\/12\/YIYE.webp\" alt=\"\" width=\"2076\" height=\"1253\" srcset=\"https:\/\/www.yayevalve.com\/wp-content\/uploads\/2025\/12\/YIYE.webp 2076w, https:\/\/www.yayevalve.com\/wp-content\/uploads\/2025\/12\/YIYE-800x483.webp 800w, https:\/\/www.yayevalve.com\/wp-content\/uploads\/2025\/12\/YIYE-500x302.webp 500w, https:\/\/www.yayevalve.com\/wp-content\/uploads\/2025\/12\/YIYE-1200x724.webp 1200w, https:\/\/www.yayevalve.com\/wp-content\/uploads\/2025\/12\/YIYE-300x181.webp 300w, https:\/\/www.yayevalve.com\/wp-content\/uploads\/2025\/12\/YIYE-768x464.webp 768w, https:\/\/www.yayevalve.com\/wp-content\/uploads\/2025\/12\/YIYE-1536x927.webp 1536w, https:\/\/www.yayevalve.com\/wp-content\/uploads\/2025\/12\/YIYE-2048x1236.webp 2048w, https:\/\/www.yayevalve.com\/wp-content\/uploads\/2025\/12\/YIYE-124x75.webp 124w, https:\/\/www.yayevalve.com\/wp-content\/uploads\/2025\/12\/YIYE-480x290.webp 480w\" sizes=\"auto, (max-width:767px) 480px, (max-width:2076px) 100vw, 2076px\" \/><\/p>","protected":false},"excerpt":{"rendered":"<p>Projetado rigorosamente em conformidade com os padr\u00f5es GB\/T 12232, esta <b data-path-to-node=\"1\" data-index-in-node=\"66\">v\u00e1lvula gaveta de ferro fundido d\u00factil GB com haste n\u00e3o ascendente (NRS)<\/b> serve como uma solu\u00e7\u00e3o de ponta para distribui\u00e7\u00e3o de \u00e1gua municipal, prote\u00e7\u00e3o contra inc\u00eandio e infraestrutura de HVAC. O corpo \u00e9 fundido com precis\u00e3o em ferro fundido d\u00factil de alta qualidade QT450-10, oferecendo resist\u00eancia \u00e0 tra\u00e7\u00e3o e resili\u00eancia superiores em compara\u00e7\u00e3o com o ferro fundido tradicional, o que garante a integridade estrutural contra tens\u00f5es da tubula\u00e7\u00e3o e efeitos de golpe de ar\u00edete. A <b data-path-to-node=\"1\" data-index-in-node=\"469\">haste n\u00e3o ascendente (NRS)<\/b> configura\u00e7\u00e3o \u00e9 projetada especificamente para instala\u00e7\u00f5es com espa\u00e7o limitado, pois a haste gira sem deslocamento vertical, protegendo as roscas contra corros\u00e3o ambiental e impacto mec\u00e2nico. Sua veda\u00e7\u00e3o central utiliza uma tecnologia de cunha resiliente totalmente encapsulada, combinada com um caminho de fluxo simplificado de fundo plano, alcan\u00e7ando desempenho hidr\u00e1ulico livre de sedimentos e veda\u00e7\u00e3o confi\u00e1vel e bidirecional \u00e0 prova de bolhas. Al\u00e9m disso, as superf\u00edcies internas e externas s\u00e3o tratadas com um revestimento de resina ep\u00f3xi eletrost\u00e1tica de alta resist\u00eancia e grau aliment\u00edcio (\u2265250\u03bcm), fornecendo uma barreira de corros\u00e3o excepcional, mantendo a pureza do meio. Isso o torna uma escolha ideal para regular \u00e1gua limpa, esgoto, ar ambiente e \u00f3leos neutros com manuten\u00e7\u00e3o m\u00ednima do ciclo de vida.<\/p>\n<table data-path-to-node=\"1\">\n<thead>\n<tr>\n<td><strong>Descri\u00e7\u00e3o<\/strong><\/td>\n<td><strong>Valor<\/strong><\/td>\n<td><strong>Unidade<\/strong><\/td>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><span data-path-to-node=\"1,1,0,0\"><b data-path-to-node=\"1,1,0,0\" data-index-in-node=\"0\">Press\u00e3o Nominal (PN)<\/b><\/span><\/td>\n<td><span data-path-to-node=\"1,1,1,0\">16<\/span><\/td>\n<td><span data-path-to-node=\"1,1,2,0\">\u2013<\/span><\/td>\n<\/tr>\n<tr>\n<td><span data-path-to-node=\"1,2,0,0\"><b data-path-to-node=\"1,2,0,0\" data-index-in-node=\"0\">DN<\/b><\/span><\/td>\n<td><span data-path-to-node=\"1,2,1,0\">50\u2013400<\/span><\/td>\n<td><span data-path-to-node=\"1,2,2,0\">mm<\/span><\/td>\n<\/tr>\n<tr>\n<td><span data-path-to-node=\"1,3,0,0\"><b data-path-to-node=\"1,3,0,0\" data-index-in-node=\"0\">Press\u00e3o de Teste: Press\u00e3o de Teste do Corpo<\/b><\/span><\/td>\n<td><span data-path-to-node=\"1,3,1,0\">2.4<\/span><\/td>\n<td><span data-path-to-node=\"1,3,2,0\">MPa<\/span><\/td>\n<\/tr>\n<tr>\n<td><span data-path-to-node=\"1,4,0,0\"><b data-path-to-node=\"1,4,0,0\" data-index-in-node=\"0\">Press\u00e3o de Teste: Press\u00e3o de Teste de Veda\u00e7\u00e3o<\/b><\/span><\/td>\n<td><span data-path-to-node=\"1,4,1,0\">1.76<\/span><\/td>\n<td><span data-path-to-node=\"1,4,2,0\">MPa<\/span><\/td>\n<\/tr>\n<tr>\n<td><span data-path-to-node=\"1,5,0,0\"><b data-path-to-node=\"1,5,0,0\" data-index-in-node=\"0\">Press\u00e3o de Teste: Press\u00e3o de Teste de Ar<\/b><\/span><\/td>\n<td><span data-path-to-node=\"1,5,1,0\">0.6<\/span><\/td>\n<td><span data-path-to-node=\"1,5,2,0\">MPa<\/span><\/td>\n<\/tr>\n<tr>\n<td><span data-path-to-node=\"1,6,0,0\"><b data-path-to-node=\"1,6,0,0\" data-index-in-node=\"0\">Temp. Adequada.<\/b><\/span><\/td>\n<td><span data-path-to-node=\"1,6,1,0\">\u2264 120<\/span><\/td>\n<td><span data-path-to-node=\"1,6,2,0\">\u2103<\/span><\/td>\n<\/tr>\n<tr>\n<td><span data-path-to-node=\"1,7,0,0\"><b data-path-to-node=\"1,7,0,0\" data-index-in-node=\"0\">Meio Adequado<\/b><\/span><\/td>\n<td><span data-path-to-node=\"1,7,1,0\">\u00c1gua, Vapor, \u00d3leo (A.V.O)<\/span><\/td>\n<td><span data-path-to-node=\"1,7,2,0\">\u2013<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>","protected":false},"featured_media":514,"comment_status":"open","ping_status":"closed","template":"","meta":[],"product_brand":[],"product_cat":[36,17],"product_tag":[],"class_list":["post-513","product","type-product","status-publish","has-post-thumbnail","product_cat-casting-gate-valves","product_cat-gate-valves","first","instock","shipping-taxable","product-type-simple"],"_links":{"self":[{"href":"https:\/\/www.yayevalve.com\/pt\/wp-json\/wp\/v2\/product\/513","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.yayevalve.com\/pt\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/www.yayevalve.com\/pt\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/www.yayevalve.com\/pt\/wp-json\/wp\/v2\/comments?post=513"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.yayevalve.com\/pt\/wp-json\/wp\/v2\/media\/514"}],"wp:attachment":[{"href":"https:\/\/www.yayevalve.com\/pt\/wp-json\/wp\/v2\/media?parent=513"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/www.yayevalve.com\/pt\/wp-json\/wp\/v2\/product_brand?post=513"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/www.yayevalve.com\/pt\/wp-json\/wp\/v2\/product_cat?post=513"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/www.yayevalve.com\/pt\/wp-json\/wp\/v2\/product_tag?post=513"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}