{"id":505,"date":"2026-04-15T14:43:27","date_gmt":"2026-04-15T06:43:27","guid":{"rendered":"https:\/\/www.yayevalve.com\/?post_type=product&#038;p=505"},"modified":"2026-04-15T14:58:40","modified_gmt":"2026-04-15T06:58:40","slug":"gb-casting-ductile-iron-electric-gate-valve","status":"publish","type":"product","link":"https:\/\/www.yayevalve.com\/pt\/product\/gb-casting-ductile-iron-electric-gate-valve\/","title":{"rendered":"V\u00e1lvula Gaveta El\u00e9trica de Ferro Fundido Nodular GB"},"content":{"rendered":"<h2>Caracter\u00edsticas Estruturais de<\/h2>\n<ul>\n<li data-start=\"158\" data-end=\"313\">\n<p data-start=\"160\" data-end=\"313\">O corpo \u00e9 fundido em <b data-path-to-node=\"10,1,0\" data-index-in-node=\"31\">ferro fundido nodular de alta resist\u00eancia QT450-10<\/b>, oferecendo alongamento e resist\u00eancia \u00e0 tra\u00e7\u00e3o muito superiores ao ferro fundido cinzento. Isso permite que a v\u00e1lvula absorva tens\u00f5es durante surtos de press\u00e3o ou golpe de ar\u00edete em <b data-path-to-node=\"10,1,0\" data-index-in-node=\"217\">redes de \u00e1gua municipais<\/b>, prevenindo fraturas fr\u00e1geis e garantindo a integridade estrutural da tubula\u00e7\u00e3o.<\/p>\n<\/li>\n<li data-start=\"315\" data-end=\"481\">\n<p data-start=\"317\" data-end=\"481\">The top-mounted <b data-path-to-node=\"12,1,0\" data-index-in-node=\"25\">atuador el\u00e9trico multi-volta<\/b> montado no topo integra m\u00f3dulos de controle avan\u00e7ados que suportam comandos remotos de PLC ou DCS. Os operadores podem monitorar precisamente a posi\u00e7\u00e3o da v\u00e1lvula a partir de uma sala de controle central sem visitas ao local, tornando-a perfeita para <b data-path-to-node=\"12,1,0\" data-index-in-node=\"251\">esta\u00e7\u00f5es de bombeamento n\u00e3o tripuladas<\/b> ou <b data-path-to-node=\"12,1,0\" data-index-in-node=\"289\">automa\u00e7\u00e3o de processos industriais<\/b>.<\/p>\n<\/li>\n<li data-start=\"483\" data-end=\"649\">\n<p data-start=\"485\" data-end=\"649\">em larga escala. A robusta estrutura de cunha gaveta gera forte press\u00e3o de veda\u00e7\u00e3o mec\u00e2nica durante o fechamento. Combinada com a alta sa\u00edda de torque do atuador, a v\u00e1lvula atinge fechamento sem vazamentos mesmo sob <b data-path-to-node=\"14,1,0\" data-index-in-node=\"203\">alta press\u00e3o diferencial<\/b>, atuando como uma v\u00e1lvula de isolamento principal altamente confi\u00e1vel para <b data-path-to-node=\"14,1,0\" data-index-in-node=\"284\">gasodutos de transporte de longa dist\u00e2ncia<\/b>.<\/p>\n<\/li>\n<li data-start=\"651\" data-end=\"843\">\n<p data-start=\"978\" data-end=\"1166\">Ambas as superf\u00edcies interna e externa s\u00e3o tratadas com <b data-path-to-node=\"16,1,0\" data-index-in-node=\"62\">revestimento em p\u00f3 ep\u00f3xi eletrost\u00e1tico<\/b>, criando uma barreira protetora densa. Isso evita a corros\u00e3o pelo solo ou pela m\u00eddia e atende aos <b data-path-to-node=\"16,1,0\" data-index-in-node=\"188\">padr\u00f5es de higiene para \u00e1gua pot\u00e1vel<\/b>, evitando contamina\u00e7\u00e3o secund\u00e1ria e estendendo a vida \u00fatil da v\u00e1lvula em ambientes enterrados hostis.<\/p>\n<\/li>\n<li data-start=\"651\" data-end=\"843\">\n<p data-start=\"978\" data-end=\"1166\">O atuador possui um <b data-path-to-node=\"18,1,0\" data-index-in-node=\"46\">volante manual independente e alavanca de desacoplamento<\/b>, permitindo que os t\u00e9cnicos alternem rapidamente para o modo manual durante falhas de energia ou comissionamento. O volante \u00e9 f\u00e1cil de operar, garantindo que a v\u00e1lvula possa ser aberta ou fechada com seguran\u00e7a em emerg\u00eancias extremas, fornecendo uma barreira de seguran\u00e7a final para <b data-path-to-node=\"18,1,0\" data-index-in-node=\"322\">sistemas de controle de enchentes<\/b>.<\/p>\n<\/li>\n<li data-start=\"651\" data-end=\"843\"><\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-506 size-full\" src=\"https:\/\/www.yayevalve.com\/wp-content\/uploads\/2026\/04\/222.png\" alt=\"\" width=\"487\" height=\"775\" srcset=\"https:\/\/www.yayevalve.com\/wp-content\/uploads\/2026\/04\/222.png 487w, https:\/\/www.yayevalve.com\/wp-content\/uploads\/2026\/04\/222-314x500.png 314w, https:\/\/www.yayevalve.com\/wp-content\/uploads\/2026\/04\/222-189x300.png 189w, https:\/\/www.yayevalve.com\/wp-content\/uploads\/2026\/04\/222-8x12.png 8w, https:\/\/www.yayevalve.com\/wp-content\/uploads\/2026\/04\/222-47x75.png 47w, https:\/\/www.yayevalve.com\/wp-content\/uploads\/2026\/04\/222-480x764.png 480w\" sizes=\"auto, (max-width:767px) 480px, 487px\" \/><\/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-\u03c6<\/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-\u03c618<\/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-\u03c618<\/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-\u03c618<\/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-\u03c618<\/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-\u03c618<\/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-\u03c622<\/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-\u03c622<\/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-\u03c626<\/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-\u03c626<\/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-\u03c626<\/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-\u03c630<\/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>Projetada rigorosamente de acordo com as normas GB\/T 12232, esta <b data-path-to-node=\"1\" data-index-in-node=\"66\">v\u00e1lvula gaveta el\u00e9trica de ferro fundido nodular GB<\/b> \u00e9 um componente fundamental para controle remoto automatizado em sistemas de abastecimento de \u00e1gua municipal, tratamento de \u00e1guas residuais e sistemas de \u00e1gua circulante industrial. O corpo \u00e9 fundido de precis\u00e3o em ferro fundido nodular de alta resist\u00eancia (QT450-10), oferecendo tenacidade mec\u00e2nica e resist\u00eancia \u00e0 press\u00e3o excepcionais para suportar efetivamente os efeitos de golpe de ar\u00edete e flutua\u00e7\u00f5es intensas de press\u00e3o. Apresentando um projeto de cunha resiliente totalmente encapsulado, combinado com um caminho de fluxo de fundo plano simplificado, a v\u00e1lvula atinge fechamento bidirecional estanque a bolhas, enquanto sua arquitetura de passagem plena minimiza significativamente a queda de press\u00e3o e o ac\u00famulo de sedimentos. O atuador el\u00e9trico multi-volta de alto desempenho montado no topo suporta v\u00e1rios sinais de controle (como 4-20mA ou on-off), incorporando prote\u00e7\u00e3o contra sobrecarga e feedback preciso de posi\u00e7\u00e3o para garantir precis\u00e3o de resposta em n\u00edvel de milissegundo em controle de processo complexo. Al\u00e9m disso, as superf\u00edcies internas e externas s\u00e3o revestidas com p\u00f3 de resina ep\u00f3xi eletrost\u00e1tica, o que aumenta a resist\u00eancia \u00e0 corros\u00e3o e garante a pureza do fluido, proporcionando uma vida \u00fatil prolongada e requisitos m\u00ednimos de manuten\u00e7\u00e3o em v\u00e1rios ambientes de tratamento de \u00e1gua e m\u00eddia neutra.<\/p>\n<ul data-start=\"93\" data-end=\"424\">\n<li data-start=\"93\" data-end=\"150\">\n<p data-start=\"95\" data-end=\"150\"><strong data-start=\"95\" data-end=\"115\">Classifica\u00e7\u00e3o de Press\u00e3o:<\/strong>1.0 \u2013 42.0 MPa<\/p>\n<\/li>\n<li data-start=\"93\" data-end=\"150\">\n<p data-start=\"95\" data-end=\"150\"><strong data-start=\"153\" data-end=\"168\">Faixa de Tamanho:<\/strong> 1\/2\u2033 \u2013 60\u2033 (DN 15 \u2013 DN 1500)<\/p>\n<\/li>\n<li data-start=\"200\" data-end=\"244\">\n<p data-start=\"202\" data-end=\"244\"><strong data-start=\"202\" data-end=\"226\">Temperatura de Trabalho:<\/strong> -29\u00b0C a 266\u00b0C<\/p>\n<\/li>\n<li data-start=\"245\" data-end=\"293\">\n<p data-start=\"247\" data-end=\"293\"><strong data-start=\"247\" data-end=\"261\">Padr\u00f5es:<\/strong> GB<\/p>\n<\/li>\n<li data-start=\"294\" data-end=\"371\">\n<p data-start=\"296\" data-end=\"371\"><strong data-start=\"296\" data-end=\"310\">Materiais:<\/strong> A\u00e7o Carbono, A\u00e7o Inoxid\u00e1vel, A\u00e7o Liga, Ligas Especiais<\/p>\n<\/li>\n<li data-start=\"372\" data-end=\"424\">\n<p data-start=\"374\" data-end=\"424\"><strong data-start=\"374\" data-end=\"388\">Opera\u00e7\u00e3o:<\/strong> Manual, Engrenagem, El\u00e9trica, Pneum\u00e1tica<\/p>\n<\/li>\n<\/ul>","protected":false},"featured_media":504,"comment_status":"open","ping_status":"closed","template":"","meta":[],"product_brand":[],"product_cat":[36,17],"product_tag":[],"class_list":["post-505","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\/505","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=505"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.yayevalve.com\/pt\/wp-json\/wp\/v2\/media\/504"}],"wp:attachment":[{"href":"https:\/\/www.yayevalve.com\/pt\/wp-json\/wp\/v2\/media?parent=505"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/www.yayevalve.com\/pt\/wp-json\/wp\/v2\/product_brand?post=505"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/www.yayevalve.com\/pt\/wp-json\/wp\/v2\/product_cat?post=505"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/www.yayevalve.com\/pt\/wp-json\/wp\/v2\/product_tag?post=505"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}