{"id":3712,"date":"2025-04-27T15:58:34","date_gmt":"2025-04-27T07:58:34","guid":{"rendered":"https:\/\/wanantec.com\/?post_type=product&#038;p=3712"},"modified":"2026-04-28T10:26:14","modified_gmt":"2026-04-28T02:26:14","slug":"valvula-de-alivio-de-vacuo-de-pressao-de-emergencia","status":"publish","type":"product","link":"https:\/\/wanantec.com\/pt\/produto\/valvula-de-alivio-de-vacuo-de-pressao-de-emergencia\/","title":{"rendered":"V\u00e1lvula de emerg\u00eancia de al\u00edvio de press\u00e3o e v\u00e1cuo"},"content":{"rendered":"<p>O vazamento est\u00e1 bem abaixo dos padr\u00f5es API2000 e garante alta precis\u00e3o de ajuste (\u00b13%).<\/p>\n<p>Adequado para condi\u00e7\u00f5es corrosivas<\/p>\n<p>In\u00edcio total da constru\u00e7\u00e3o<\/p>\n<p>Curvas de deslocamento certificadas<\/p>\n<p>Cada v\u00e1lvula de al\u00edvio de emerg\u00eancia 7200 passa por um rigoroso exame e teste de vazamento antes de sair da f\u00e1brica<\/p>\n<p>Compat\u00edvel com flanges ANSI, DIN e HGT20592~20635-2009<\/p>","protected":false},"excerpt":{"rendered":"<div class=\"ace-line ace-line old-record-id-CysRfyDJXdYzHlcHpPYcnByxnth\">This valve is used to handle extreme overpressure and vacuum conditions that cannot be coped with by standard tank vents. When the tank pressure rises sharply to the set pressure due to emergencies such as fires, its hinge cover opens quickly for large-scale pressure relief; after the pressure is eliminated, the hinge mechanism ensures the cover resets accurately. At the same time, when excessive vacuum is generated inside the tank due to operations such as emergency vacuum pumping, the built-in spring-loaded vacuum valve internal part is lifted, and the accumulated vacuum is quickly released. This &#8220;dual-mode&#8221; protection mechanism enables it to not only meet the emergency relief needs caused by fires but also provide high-flow emergency vacuum release.<\/div>\n<h2 class=\"heading-2 ace-line old-record-id-JCqKfPpNUduf0AcljedcakJ2nyc\">Valor-chave para o cliente<\/h2>\n<ul class=\"list-bullet1\">\n<li class=\"ace-line ace-line old-record-id-SKUXfDxt0dw45bclq9Tc5Z9onEf\" data-list=\"bullet\">\n<div><strong>V\u00e1lvula de prote\u00e7\u00e3o dupla, tudo em um<\/strong>: A capacidade de al\u00edvio de press\u00e3o est\u00e1 em estrita conformidade com o padr\u00e3o API 2000, suficiente para lidar com o al\u00edvio de emerg\u00eancia causado por inc\u00eandios; a fun\u00e7\u00e3o de libera\u00e7\u00e3o de v\u00e1cuo pode lidar com condi\u00e7\u00f5es de emerg\u00eancia de bombeamento a v\u00e1cuo de m\u00eddia e fornecer entrada de alto fluxo. Uma v\u00e1lvula resolve dois riscos extremos, simplificando o projeto do sistema.<\/div>\n<\/li>\n<li class=\"ace-line ace-line old-record-id-YCXqfYGY5dvLYqc2VlmcsaOgnhc\" data-list=\"bullet\">\n<div><strong>Preciso, confi\u00e1vel e com vazamento ultrabaixo<\/strong>: Adotando uma estrutura de precis\u00e3o e veda\u00e7\u00e3o de alto desempenho, sua taxa de vazamento est\u00e1 muito abaixo do padr\u00e3o API 2002 e garante uma alta precis\u00e3o de ajuste de\u00a0<strong>\u00b13%<\/strong>, A veda\u00e7\u00e3o de um produto \u00e9 mantida em estados n\u00e3o emergenciais para evitar perda desnecess\u00e1ria de meio.<\/div>\n<\/li>\n<li class=\"ace-line ace-line old-record-id-HgXDfqsG8dHikccqqvacBVvRn8g\" data-list=\"bullet\">\n<div><strong>Robusto, dur\u00e1vel e de f\u00e1cil manuten\u00e7\u00e3o<\/strong>: Adota uma estrutura totalmente aberta, proporcionando um canal de fluxo desobstru\u00eddo durante o al\u00edvio. Todos os componentes s\u00e3o feitos de materiais resistentes \u00e0 corros\u00e3o de alta qualidade (como a\u00e7o carbono, a\u00e7o inoxid\u00e1vel e veda\u00e7\u00f5es especiais), adequados para condi\u00e7\u00f5es de trabalho adversas. Todos os componentes internos podem ser substitu\u00eddos no local, tornando a manuten\u00e7\u00e3o simples e reduzindo o custo total do ciclo de vida.<\/div>\n<\/li>\n<li class=\"ace-line ace-line old-record-id-HTuSfXNZadBByNcN36RcKaJEnef\" data-list=\"bullet\">\n<div><strong>Certifica\u00e7\u00e3o autorizada e design confi\u00e1vel<\/strong>: As curvas de descarga certificadas s\u00e3o fornecidas para oferecer uma base de engenharia confi\u00e1vel para o projeto do sistema de seguran\u00e7a. Cada v\u00e1lvula passa por inspe\u00e7\u00e3o rigorosa e testes de vazamento antes de sair da f\u00e1brica para garantir um desempenho infal\u00edvel em momentos cr\u00edticos. As conex\u00f5es de flange s\u00e3o compat\u00edveis com os principais padr\u00f5es globais, como ANSI, DIN e HG\/T20592~20635-2009.<\/div>\n<\/li>\n<li class=\"ace-line ace-line old-record-id-Rb5ffo92RdW36Gc4C7tcTYNunQh\" data-list=\"bullet\">\n<div><strong>Integra\u00e7\u00e3o multifuncional, econ\u00f4mica<\/strong>: Al\u00e9m de ser um dispositivo de seguran\u00e7a definitivo, essa v\u00e1lvula tamb\u00e9m pode ser usada como entrada e sa\u00edda para inspe\u00e7\u00e3o e manuten\u00e7\u00e3o do tanque, atendendo a v\u00e1rias finalidades e economizando aberturas e custos adicionais.<\/div>\n<\/li>\n<\/ul>\n<h2 class=\"heading-2 ace-line old-record-id-R0rffMyudd2b0acVwwzcFpumnF9\">Aplica\u00e7\u00f5es t\u00edpicas<\/h2>\n<ul class=\"list-bullet1\">\n<li class=\"ace-line ace-line old-record-id-WVe3fDXUFdTTeUcOjmIcDBjYnqh\" data-list=\"bullet\">\n<div>Grandes tanques de armazenamento de petr\u00f3leo e produtos qu\u00edmicos que precisam lidar com os riscos de sobrepress\u00e3o de inc\u00eandio e de bombeamento a v\u00e1cuo de emerg\u00eancia.<\/div>\n<\/li>\n<li class=\"ace-line ace-line old-record-id-STLvfUPpAdPiqzcvnqaciJDpnQf\" data-list=\"bullet\">\n<div>Tanques atmosf\u00e9ricos com teto em c\u00fapula, especialmente aqueles equipados com sistemas de veda\u00e7\u00e3o de nitrog\u00eanio.<\/div>\n<\/li>\n<li class=\"ace-line ace-line old-record-id-IP7YfeLeLdfQ6TcEfUGcGt46nSh\" data-list=\"bullet\">\n<div>Tanques de processo nos setores qu\u00edmico e farmac\u00eautico, onde podem ocorrer rea\u00e7\u00f5es exot\u00e9rmicas violentas ou condensa\u00e7\u00e3o r\u00e1pida.<\/div>\n<\/li>\n<li class=\"ace-line ace-line old-record-id-ONY9fdzjsdKCA1cZfsyc1tEQn2f\" data-list=\"bullet\">\n<div>Ocasi\u00f5es em que a capacidade das v\u00e1lvulas de respiro padr\u00e3o \u00e9 insuficiente e as condi\u00e7\u00f5es de trabalho apresentam riscos extremos de press\u00e3o positiva e v\u00e1cuo<\/div>\n<\/li>\n<\/ul>","protected":false},"featured_media":3713,"template":"","meta":{"_acf_changed":false,"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"default","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center 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