{"id":656,"date":"2026-03-25T06:00:39","date_gmt":"2026-03-25T06:00:39","guid":{"rendered":"https:\/\/jstvalve.com\/?post_type=product&#038;p=656"},"modified":"2026-04-01T03:15:22","modified_gmt":"2026-04-01T03:15:22","slug":"duplex-discharge-valves","status":"publish","type":"product","link":"https:\/\/jstvalve.com\/pt\/product\/duplex-discharge-valves\/","title":{"rendered":"V\u00e1lvulas de descarga duplex"},"content":{"rendered":"<hr \/>\n<h6>Carater\u00edsticas do material das v\u00e1lvulas de descarga duplex<\/h6>\n<ul class=\"list-paddingleft-2\">\n<li>Os a\u00e7os inoxid\u00e1veis duplex que cont\u00eam molibd\u00e9nio t\u00eam um bom desempenho em termos de resist\u00eancia \u00e0 corros\u00e3o sob tens\u00e3o por cloretos sob baixa tens\u00e3o.<\/li>\n<li>Os a\u00e7os inoxid\u00e1veis duplex que cont\u00eam molibd\u00e9nio t\u00eam uma boa resist\u00eancia \u00e0 corros\u00e3o.<\/li>\n<li>Possui boa resist\u00eancia \u00e0 fadiga, ao desgaste e \u00e0 corros\u00e3o.<\/li>\n<li>Boas propriedades mec\u00e2nicas globais.<\/li>\n<\/ul>\n<p>Boa capacidade de soldadura, baixa tend\u00eancia para fissura\u00e7\u00e3o a quente. Geralmente, n\u00e3o necessita de pr\u00e9-aquecimento antes da soldadura e n\u00e3o necessita de tratamento t\u00e9rmico ap\u00f3s a soldadura. Pode fazer soldadura dissimilar com a\u00e7o inoxid\u00e1vel austen\u00edtico do tipo 18-8 ou a\u00e7o carbono.<\/p>\n<p>Em compara\u00e7\u00e3o com o a\u00e7o inoxid\u00e1vel austen\u00edtico, tem uma condutividade t\u00e9rmica mais elevada e um baixo coeficiente de expans\u00e3o linear. \u00c9 adequado para o revestimento de equipamentos e para a produ\u00e7\u00e3o de placas compostas<\/p>\n<hr \/>\n<h6>V\u00e1lvulas de descarga duplex Tipo<\/h6>\n<p><strong>V\u00e1lvulas de descarga descendente<\/strong><\/p>\n<p><strong>Carater\u00edsticas de design<\/strong><\/p>\n<p>Desenho :HG5-89-1 &amp;HG-16-79<\/p>\n<p>Extremidades flangeadas: ASME B16.5 RF<\/p>\n<p>Ensaio:ASME 598<\/p>\n<p><strong>Pe\u00e7as e materiais<\/strong><br \/>\n&lt;<\/p>\n<table style=\"border-collapse: collapse; text-align: center;\" border=\"1\" cellspacing=\"0\" cellpadding=\"6\">\n<tbody>\n<tr class=\"firstRow\" style=\"background-color: #d9eaf7; font-weight: bold;\">\n<td>N\u00e3o.<\/td>\n<td>Nome da pe\u00e7a<\/td>\n<td>Material<\/td>\n<\/tr>\n<tr>\n<td>1<\/td>\n<td>Disco<\/td>\n<td>Duplex<\/td>\n<\/tr>\n<tr>\n<td>2<\/td>\n<td>Tampa de disco<\/td>\n<td>Duplex<\/td>\n<\/tr>\n<tr>\n<td>3<\/td>\n<td>Assento<\/td>\n<td>Duplex<\/td>\n<\/tr>\n<tr>\n<td>4<\/td>\n<td>Junta de veda\u00e7\u00e3o<\/td>\n<td>Duplex+Grafite<\/td>\n<\/tr>\n<tr>\n<td>5<\/td>\n<td>Caule<\/td>\n<td>Duplex<\/td>\n<\/tr>\n<tr>\n<td>6<\/td>\n<td>Corpo<\/td>\n<td>Duplex<\/td>\n<\/tr>\n<tr>\n<td>7<\/td>\n<td>Embalagem<\/td>\n<td>Grafite<\/td>\n<\/tr>\n<tr>\n<td>8<\/td>\n<td>Bucha de fixa\u00e7\u00e3o<\/td>\n<td>Duplex<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><img decoding=\"async\" src=\"https:\/\/www.wsv-valve.com\/uploads\/image\/20210428\/duplex-discharge-valves.jpg\" alt=\"V\u00e1lvulas de descarga duplex\" \/><\/p>","protected":false},"excerpt":{"rendered":"<p>O a\u00e7o inoxid\u00e1vel duplex \u00e9 um a\u00e7o que tem metade da fase de ferrite e metade da fase austen\u00edtica na sua estrutura de t\u00eampera e, geralmente, o teor m\u00ednimo de fase deve ser at\u00e9 30%.<\/p>","protected":false},"featured_media":695,"comment_status":"open","ping_status":"closed","template":"","meta":{"_kad_post_transparent":"default","_kad_post_title":"","_kad_post_layout":"default","_kad_post_sidebar_id":"","_kad_post_content_style":"default","_kad_post_vertical_padding":"default","_kad_post_feature":"","_kad_post_feature_position":"","_kad_post_header":false,"_kad_post_footer":false,"_kad_post_classname":""},"product_brand":[],"product_cat":[31],"product_tag":[],"class_list":{"0":"post-656","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-discharge-valve","8":"first","9":"instock","10":"shipping-taxable","11":"product-type-simple","12":"entry","13":"content-bg","14":"loop-entry"},"_links":{"self":[{"href":"https:\/\/jstvalve.com\/pt\/wp-json\/wp\/v2\/product\/656","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/jstvalve.com\/pt\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/jstvalve.com\/pt\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/jstvalve.com\/pt\/wp-json\/wp\/v2\/comments?post=656"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/jstvalve.com\/pt\/wp-json\/wp\/v2\/media\/695"}],"wp:attachment":[{"href":"https:\/\/jstvalve.com\/pt\/wp-json\/wp\/v2\/media?parent=656"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/jstvalve.com\/pt\/wp-json\/wp\/v2\/product_brand?post=656"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/jstvalve.com\/pt\/wp-json\/wp\/v2\/product_cat?post=656"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/jstvalve.com\/pt\/wp-json\/wp\/v2\/product_tag?post=656"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}