{"id":6020,"date":"2020-06-03T05:58:26","date_gmt":"2020-06-03T05:58:26","guid":{"rendered":"https:\/\/www.kaysuns.com\/?p=6020"},"modified":"2025-07-01T06:34:15","modified_gmt":"2025-07-01T06:34:15","slug":"o-que-e-o-aco-inoxidavel-2507-super-duplex","status":"publish","type":"blog","link":"https:\/\/www.kaysuns.com\/pt\/blog\/o-que-e-o-aco-inoxidavel-2507-super-duplex\/","title":{"rendered":"O que \u00e9 o a\u00e7o inoxid\u00e1vel 2507 Super Duplex"},"content":{"rendered":"<h2 class=\"wp-block-heading\">2507 a\u00e7o inoxid\u00e1vel super duplex: 00Cr25Ni7Mo4N<\/h2>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img fetchpriority=\"high\" decoding=\"async\" width=\"585\" height=\"459\" src=\"https:\/\/www.kaysuns.com\/wp-content\/uploads\/2020\/06\/2507-Super-Duplex-Stainless-Steel-Bar.jpg\" alt=\"2507 Barra Super Duplex de A\u00e7o Inoxid\u00e1vel\" class=\"wp-image-6021\" srcset=\"https:\/\/www.kaysuns.com\/wp-content\/uploads\/2020\/06\/2507-Super-Duplex-Stainless-Steel-Bar.jpg 585w, https:\/\/www.kaysuns.com\/wp-content\/uploads\/2020\/06\/2507-Super-Duplex-Stainless-Steel-Bar-300x235.jpg 300w\" sizes=\"(max-width: 585px) 100vw, 585px\" \/><figcaption class=\"wp-element-caption\">2507 Barra Super Duplex de A\u00e7o Inoxid\u00e1vel<\/figcaption><\/figure>\n<\/div>\n\n\n<p>O a\u00e7o inoxid\u00e1vel 2507 \u00e9 chamado de 00Cr25Ni7Mo4N na China. Esse a\u00e7o \u00e9 um conhecido a\u00e7o inoxid\u00e1vel super duplex. A quantidade de cromo, <a href=\"https:\/\/www.kaysuns.com\/pt\/papel-do-molibdenio-em-tubos-e-conexoes-de-aco-inoxidavel\/\" target=\"_blank\">molibd\u00eanio<\/a> e nitrog\u00eanio no a\u00e7o \u00e9 maior do que o do a\u00e7o inoxid\u00e1vel duplex de segunda gera\u00e7\u00e3o. Seu valor PRE pode chegar a 42 e ele tem excelente resist\u00eancia \u00e0 corros\u00e3o por pite e \u00e0 corros\u00e3o em frestas.<\/p>\n\n\n\n<p>O a\u00e7o duplex 2057 foi desenvolvido pela empresa sueca SANDVIK e foi lan\u00e7ado em 1993.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Caracter\u00edsticas do a\u00e7o super duplex 2507<\/strong><\/h3>\n\n\n\n<p>Depois que 2507 o a\u00e7o inoxid\u00e1vel \u00e9 adequado para o tratamento de solu\u00e7\u00e3o, a microestrutura deste a\u00e7o tem uma estrutura de fase dupla ideal com uma rela\u00e7\u00e3o \u03b1 \/ \u03b3 de cerca de 50\/50.<\/p>\n\n\n\n<p>Quando a temperatura da solu\u00e7\u00e3o est\u00e1 acima de 1050 \u00b0 C, conforme a temperatura aumenta, o n\u00famero de fases de ferrite no a\u00e7o aumentar\u00e1, mas devido ao alto teor de nitrog\u00eanio, a propor\u00e7\u00e3o de a\u00e7o abaixo de 1300 \u00b0 C n\u00e3o mudar\u00e1 significativamente.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Propriedades mec\u00e2nicas do a\u00e7o super duplex 2507<\/strong><\/h3>\n\n\n\n<p>Estudos demonstraram que, a fim de obter uma temperatura de transi\u00e7\u00e3o fr\u00e1gil de menos de -50 \u2103 e tenacidade suficiente para a\u00e7os inoxid\u00e1veis super duplex, como o a\u00e7o inoxid\u00e1vel 2507, o teor de Cr \/ Ni no a\u00e7o precisa ser controlado para obter os dois melhores compara\u00e7\u00e3o de fase. <\/p>\n\n\n\n<p>\u00c9 necess\u00e1rio melhorar a pureza do a\u00e7o e dominar os processos adequados de trabalho a quente e tratamento t\u00e9rmico.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Resist\u00eancias \u00e0 corros\u00e3o<\/strong><\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>Corros\u00e3o geral<\/strong>: A resist\u00eancia geral \u00e0 corros\u00e3o do a\u00e7o inoxid\u00e1vel 2507 n\u00e3o \u00e9 apenas melhor do que a\u00e7os inoxid\u00e1veis austen\u00edticos cromo-n\u00edquel, como 316 e 904L em alguns meios, mas tamb\u00e9m \u00e9 semelhante ao a\u00e7o inoxid\u00e1vel superausten\u00edtico 6Mo + N.<\/li>\n\n\n\n<li><strong>Corros\u00e3o por pites e fendas<\/strong>: 2507 o a\u00e7o inoxid\u00e1vel tem excelente resist\u00eancia \u00e0 corros\u00e3o por pite e fendas. Em alguns testes, a resist\u00eancia \u00e0 corros\u00e3o por pite e fenda do a\u00e7o 2507 \u00e9 pr\u00f3xima ou at\u00e9 maior do que a do superausten\u00edtico 6Mo + N.<\/li>\n\n\n\n<li><strong>Corros\u00e3o sob tens\u00e3o<\/strong>: 2507 o a\u00e7o inoxid\u00e1vel tem excelente resist\u00eancia \u00e0 corros\u00e3o sob tens\u00e3o. Por exemplo, no uso de g\u00e1s \u00e1cido Cl-H\u2082S, a resist\u00eancia \u00e0 corros\u00e3o sob tens\u00e3o do a\u00e7o inoxid\u00e1vel 2507 n\u00e3o \u00e9 apenas melhor do que 2304, 2205 a\u00e7o inoxid\u00e1vel duplex de segunda gera\u00e7\u00e3o, 304L, 316L a\u00e7o inoxid\u00e1vel austen\u00edtico comum, mas tamb\u00e9m superior ao alto cromo , n\u00edquel e molibd\u00eanio A\u00e7o inoxid\u00e1vel 904L e liga resistente \u00e0 corros\u00e3o \u00e0 base de ferro-n\u00edquel Sanicro28.<\/li>\n\n\n\n<li><strong>Abras\u00e3o<\/strong>: Como o a\u00e7o inoxid\u00e1vel super duplex 2507 tem alta resist\u00eancia \u00e0 corros\u00e3o e alta dureza, portanto, este a\u00e7o mostra excelente desempenho em um ambiente de fluido abrasivo com meios corrosivos e part\u00edculas fixas. Resist\u00eancia ao desgaste<\/li>\n<\/ol>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Desempenho de processamento frio e quente<\/strong><\/h3>\n\n\n\n<p><strong>Processo de calor<\/strong>: Tubo de a\u00e7o inoxid\u00e1vel super duplex tem menor plasticidade de trabalhabilidade a quente do que o normal <a href=\"https:\/\/www.kaysuns.com\/pt\/duplex-2205-stainless-steel-pipe\/\" target=\"_blank\">tubo de a\u00e7o inoxid\u00e1vel duplex<\/a> com menor teor de cromo, molibd\u00eanio e nitrog\u00eanio, e a resist\u00eancia \u00e0 deforma\u00e7\u00e3o a quente \u00e9 relativamente alta. Portanto, a trabalhabilidade a quente deste a\u00e7o \u00e9 relativamente pobre. As experi\u00eancias mostram que a temperatura de processamento a quente do a\u00e7o inoxid\u00e1vel 2507 \u00e9 de prefer\u00eancia 1020 ~ 1125 \u2103.<\/p>\n\n\n\n<p><strong>Processo frio<\/strong>: 2507 o a\u00e7o inoxid\u00e1vel tem boa trabalhabilidade a frio e pode ser trabalhado e conformado a frio no estado de tratamento em solu\u00e7\u00e3o. No entanto, como a resist\u00eancia ao escoamento do a\u00e7o inoxid\u00e1vel super duplex \u00e9 muito maior do que a do a\u00e7o inoxid\u00e1vel monof\u00e1sico, ele requer uma grande for\u00e7a externa durante a deforma\u00e7\u00e3o inicial. Endurecimento por trabalho a frio, quando a deforma\u00e7\u00e3o a frio excede 20%, ele precisa passar por um tratamento t\u00e9rmico intermedi\u00e1rio em 1080 ~ 1120 \u2103.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Campo de aplica\u00e7\u00e3o de a\u00e7o super duplex 2507<\/strong><\/h3>\n\n\n\n<p>2507 Super Duplex Steel \u00e9 usado principalmente em oleodutos e gasodutos, tanques e tanques de transportadores qu\u00edmicos offshore, ind\u00fastria qu\u00edmica, ind\u00fastria petroqu\u00edmica, ind\u00fastria de refino de petr\u00f3leo e torres, tanques, navios, trocadores de calor em ambientes de \u00e1gua do mar.<\/p>","protected":false},"featured_media":6021,"template":"","categories":[186],"tags":[],"class_list":["post-6020","blog","type-blog","status-publish","has-post-thumbnail","hentry","category-stainless-steel-knowledge"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.6 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>What Is 2507 Super Duplex Stainless Steel - Duplex Pipe KAYSUNS<\/title>\n<meta name=\"description\" content=\"what is 2507 super stainless steel? it is called 00Cr25Ni7Mo4N in China. This steel is a well-known super duplex stainless steel.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.kaysuns.com\/pt\/blog\/o-que-e-o-aco-inoxidavel-2507-super-duplex\/\" \/>\n<meta property=\"og:locale\" content=\"pt_BR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"What Is 2507 Super Duplex Stainless Steel - Duplex Pipe KAYSUNS\" \/>\n<meta property=\"og:description\" content=\"what is 2507 super stainless steel? it is called 00Cr25Ni7Mo4N in China. This steel is a well-known super duplex stainless steel.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.kaysuns.com\/pt\/blog\/o-que-e-o-aco-inoxidavel-2507-super-duplex\/\" \/>\n<meta property=\"og:site_name\" content=\"Stainless Steel Pipe and Fittings | KAYSUNS\" \/>\n<meta property=\"article:modified_time\" content=\"2025-07-01T06:34:15+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.kaysuns.com\/wp-content\/uploads\/2020\/06\/2507-Super-Duplex-Stainless-Steel-Bar.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"585\" \/>\n\t<meta property=\"og:image:height\" content=\"459\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Est. tempo de leitura\" \/>\n\t<meta name=\"twitter:data1\" content=\"3 minutos\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.kaysuns.com\/blog\/what-is-2507-super-duplex-stainless-steel\/\",\"url\":\"https:\/\/www.kaysuns.com\/blog\/what-is-2507-super-duplex-stainless-steel\/\",\"name\":\"What Is 2507 Super Duplex Stainless Steel - Duplex Pipe KAYSUNS\",\"isPartOf\":{\"@id\":\"https:\/\/www.kaysuns.com\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/www.kaysuns.com\/blog\/what-is-2507-super-duplex-stainless-steel\/#primaryimage\"},\"image\":{\"@id\":\"https:\/\/www.kaysuns.com\/blog\/what-is-2507-super-duplex-stainless-steel\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/www.kaysuns.com\/wp-content\/uploads\/2020\/06\/2507-Super-Duplex-Stainless-Steel-Bar.jpg\",\"datePublished\":\"2020-06-03T05:58:26+00:00\",\"dateModified\":\"2025-07-01T06:34:15+00:00\",\"description\":\"what is 2507 super stainless steel? it is called 00Cr25Ni7Mo4N in China. This steel is a well-known super duplex stainless steel.\",\"breadcrumb\":{\"@id\":\"https:\/\/www.kaysuns.com\/blog\/what-is-2507-super-duplex-stainless-steel\/#breadcrumb\"},\"inLanguage\":\"pt-BR\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.kaysuns.com\/blog\/what-is-2507-super-duplex-stainless-steel\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"pt-BR\",\"@id\":\"https:\/\/www.kaysuns.com\/blog\/what-is-2507-super-duplex-stainless-steel\/#primaryimage\",\"url\":\"https:\/\/www.kaysuns.com\/wp-content\/uploads\/2020\/06\/2507-Super-Duplex-Stainless-Steel-Bar.jpg\",\"contentUrl\":\"https:\/\/www.kaysuns.com\/wp-content\/uploads\/2020\/06\/2507-Super-Duplex-Stainless-Steel-Bar.jpg\",\"width\":585,\"height\":459,\"caption\":\"2507-Super-Duplex-Stainless-Steel-Bar\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/www.kaysuns.com\/blog\/what-is-2507-super-duplex-stainless-steel\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/www.kaysuns.com\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"What Is 2507 Super Duplex Stainless Steel\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.kaysuns.com\/#website\",\"url\":\"https:\/\/www.kaysuns.com\/\",\"name\":\"Stainless Steel Pipe and Fittings | KAYSUNS\",\"description\":\"Stainless Steel Pipe &amp; Fittings Manufacturer and Supplier in China\",\"publisher\":{\"@id\":\"https:\/\/www.kaysuns.com\/#organization\"},\"alternateName\":\"KAYSUNS\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/www.kaysuns.com\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"pt-BR\"},{\"@type\":\"Organization\",\"@id\":\"https:\/\/www.kaysuns.com\/#organization\",\"name\":\"Kaysuns Industry Ltd.\",\"url\":\"https:\/\/www.kaysuns.com\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"pt-BR\",\"@id\":\"https:\/\/www.kaysuns.com\/#\/schema\/logo\/image\/\",\"url\":\"https:\/\/www.kaysuns.com\/wp-content\/uploads\/2019\/12\/cropped-neve-industrial-logo-1.png\",\"contentUrl\":\"https:\/\/www.kaysuns.com\/wp-content\/uploads\/2019\/12\/cropped-neve-industrial-logo-1.png\",\"width\":52,\"height\":59,\"caption\":\"Kaysuns Industry Ltd.\"},\"image\":{\"@id\":\"https:\/\/www.kaysuns.com\/#\/schema\/logo\/image\/\"}}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"O que \u00e9 2507 Super Duplex A\u00e7o Inoxid\u00e1vel - Duplex Pipe KAYSUNS","description":"o que \u00e9 2507 super a\u00e7o inoxid\u00e1vel? \u00e9 chamado de 00Cr25Ni7Mo4N na China. Este a\u00e7o \u00e9 um conhecido a\u00e7o inoxid\u00e1vel super duplex.","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.kaysuns.com\/pt\/blog\/o-que-e-o-aco-inoxidavel-2507-super-duplex\/","og_locale":"pt_BR","og_type":"article","og_title":"What Is 2507 Super Duplex Stainless Steel - Duplex Pipe KAYSUNS","og_description":"what is 2507 super stainless steel? it is called 00Cr25Ni7Mo4N in China. This steel is a well-known super duplex stainless steel.","og_url":"https:\/\/www.kaysuns.com\/pt\/blog\/o-que-e-o-aco-inoxidavel-2507-super-duplex\/","og_site_name":"Stainless Steel Pipe and Fittings | KAYSUNS","article_modified_time":"2025-07-01T06:34:15+00:00","og_image":[{"width":585,"height":459,"url":"https:\/\/www.kaysuns.com\/wp-content\/uploads\/2020\/06\/2507-Super-Duplex-Stainless-Steel-Bar.jpg","type":"image\/jpeg"}],"twitter_card":"summary_large_image","twitter_misc":{"Est. tempo de leitura":"3 minutos"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/www.kaysuns.com\/blog\/what-is-2507-super-duplex-stainless-steel\/","url":"https:\/\/www.kaysuns.com\/blog\/what-is-2507-super-duplex-stainless-steel\/","name":"O que \u00e9 2507 Super Duplex A\u00e7o Inoxid\u00e1vel - Duplex Pipe KAYSUNS","isPartOf":{"@id":"https:\/\/www.kaysuns.com\/#website"},"primaryImageOfPage":{"@id":"https:\/\/www.kaysuns.com\/blog\/what-is-2507-super-duplex-stainless-steel\/#primaryimage"},"image":{"@id":"https:\/\/www.kaysuns.com\/blog\/what-is-2507-super-duplex-stainless-steel\/#primaryimage"},"thumbnailUrl":"https:\/\/www.kaysuns.com\/wp-content\/uploads\/2020\/06\/2507-Super-Duplex-Stainless-Steel-Bar.jpg","datePublished":"2020-06-03T05:58:26+00:00","dateModified":"2025-07-01T06:34:15+00:00","description":"o que \u00e9 2507 super a\u00e7o inoxid\u00e1vel? \u00e9 chamado de 00Cr25Ni7Mo4N na China. Este a\u00e7o \u00e9 um conhecido a\u00e7o inoxid\u00e1vel super duplex.","breadcrumb":{"@id":"https:\/\/www.kaysuns.com\/blog\/what-is-2507-super-duplex-stainless-steel\/#breadcrumb"},"inLanguage":"pt-BR","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.kaysuns.com\/blog\/what-is-2507-super-duplex-stainless-steel\/"]}]},{"@type":"ImageObject","inLanguage":"pt-BR","@id":"https:\/\/www.kaysuns.com\/blog\/what-is-2507-super-duplex-stainless-steel\/#primaryimage","url":"https:\/\/www.kaysuns.com\/wp-content\/uploads\/2020\/06\/2507-Super-Duplex-Stainless-Steel-Bar.jpg","contentUrl":"https:\/\/www.kaysuns.com\/wp-content\/uploads\/2020\/06\/2507-Super-Duplex-Stainless-Steel-Bar.jpg","width":585,"height":459,"caption":"2507-Super-Duplex-Stainless-Steel-Bar"},{"@type":"BreadcrumbList","@id":"https:\/\/www.kaysuns.com\/blog\/what-is-2507-super-duplex-stainless-steel\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/www.kaysuns.com\/"},{"@type":"ListItem","position":2,"name":"What Is 2507 Super Duplex Stainless Steel"}]},{"@type":"WebSite","@id":"https:\/\/www.kaysuns.com\/#website","url":"https:\/\/www.kaysuns.com\/","name":"Tubos e Conex\u00f5es de A\u00e7o Inoxid\u00e1vel | KAYSUNS","description":"Fabricante e fornecedor de tubos e conex\u00f5es de a\u00e7o inoxid\u00e1vel na China","publisher":{"@id":"https:\/\/www.kaysuns.com\/#organization"},"alternateName":"KAYSUNS","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.kaysuns.com\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"pt-BR"},{"@type":"Organization","@id":"https:\/\/www.kaysuns.com\/#organization","name":"Ind\u00fastria Kaysuns Ltda.","url":"https:\/\/www.kaysuns.com\/","logo":{"@type":"ImageObject","inLanguage":"pt-BR","@id":"https:\/\/www.kaysuns.com\/#\/schema\/logo\/image\/","url":"https:\/\/www.kaysuns.com\/wp-content\/uploads\/2019\/12\/cropped-neve-industrial-logo-1.png","contentUrl":"https:\/\/www.kaysuns.com\/wp-content\/uploads\/2019\/12\/cropped-neve-industrial-logo-1.png","width":52,"height":59,"caption":"Kaysuns Industry Ltd."},"image":{"@id":"https:\/\/www.kaysuns.com\/#\/schema\/logo\/image\/"}}]}},"_links":{"self":[{"href":"https:\/\/www.kaysuns.com\/pt\/wp-json\/wp\/v2\/blog\/6020","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.kaysuns.com\/pt\/wp-json\/wp\/v2\/blog"}],"about":[{"href":"https:\/\/www.kaysuns.com\/pt\/wp-json\/wp\/v2\/types\/blog"}],"version-history":[{"count":2,"href":"https:\/\/www.kaysuns.com\/pt\/wp-json\/wp\/v2\/blog\/6020\/revisions"}],"predecessor-version":[{"id":50993,"href":"https:\/\/www.kaysuns.com\/pt\/wp-json\/wp\/v2\/blog\/6020\/revisions\/50993"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.kaysuns.com\/pt\/wp-json\/wp\/v2\/media\/6021"}],"wp:attachment":[{"href":"https:\/\/www.kaysuns.com\/pt\/wp-json\/wp\/v2\/media?parent=6020"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.kaysuns.com\/pt\/wp-json\/wp\/v2\/categories?post=6020"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.kaysuns.com\/pt\/wp-json\/wp\/v2\/tags?post=6020"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}