{"id":5376,"date":"2019-10-24T04:01:44","date_gmt":"2019-10-24T04:01:44","guid":{"rendered":"https:\/\/www.kaysuns.com\/?p=5376"},"modified":"2022-06-30T09:03:22","modified_gmt":"2022-06-30T09:03:22","slug":"por-que-o-aco-inoxidavel-enferruja-o-que-faz-com-que-a-resistencia-do-aco-inoxidavel-diminua","status":"publish","type":"blog","link":"https:\/\/www.kaysuns.com\/pt\/blog\/por-que-o-aco-inoxidavel-enferruja-o-que-faz-com-que-a-resistencia-do-aco-inoxidavel-diminua\/","title":{"rendered":"Por que o A\u00e7o Inoxid\u00e1vel enferruja? O que far\u00e1 com que a for\u00e7a do a\u00e7o inoxid\u00e1vel se enfraque\u00e7a?"},"content":{"rendered":"<h2>Por que o A\u00e7o Inoxid\u00e1vel enferruja? O que far\u00e1 com que a for\u00e7a do a\u00e7o inoxid\u00e1vel se enfraque\u00e7a?<\/h2>\n<p>Quando as manchas de ferrugem marrom apareceram na superf\u00edcie do a\u00e7o inoxid\u00e1vel, as pessoas ficaram espantadas: \"O a\u00e7o inoxid\u00e1vel n\u00e3o enferruja, a ferrugem n\u00e3o \u00e9 a\u00e7o inoxid\u00e1vel, pode ser um problema com o a\u00e7o\".<\/p>\n<p><a href=\"https:\/\/www.kaysuns.com\/wp-content\/uploads\/2019\/10\/rust-in-stainless-steel.jpg\" target=\"_blank\"><img fetchpriority=\"high\" decoding=\"async\" class=\"aligncenter size-full wp-image-5377\" src=\"https:\/\/www.kaysuns.com\/wp-content\/uploads\/2019\/10\/rust-in-stainless-steel.jpg\" alt=\"ferrugem em a\u00e7o inoxid\u00e1vel\" width=\"765\" height=\"592\" srcset=\"https:\/\/www.kaysuns.com\/wp-content\/uploads\/2019\/10\/rust-in-stainless-steel.jpg 765w, https:\/\/www.kaysuns.com\/wp-content\/uploads\/2019\/10\/rust-in-stainless-steel-300x232.jpg 300w\" sizes=\"(max-width: 765px) 100vw, 765px\" \/><\/a><\/p>\n<p>Na verdade, esta \u00e9 uma concep\u00e7\u00e3o err\u00f4nea unilateral sobre a falta de compreens\u00e3o do a\u00e7o inoxid\u00e1vel. O a\u00e7o inoxid\u00e1vel tamb\u00e9m enferrujar\u00e1 sob certas condi\u00e7\u00f5es.<\/p>\n<p>O a\u00e7o inoxid\u00e1vel tem a capacidade de resistir \u00e0 oxida\u00e7\u00e3o atmosf\u00e9rica, ou seja, ferrugem, e tamb\u00e9m tem a capacidade de resistir \u00e0 corros\u00e3o em um meio contendo \u00e1cido, \u00e1lcali e sal, ou seja, resist\u00eancia \u00e0 corros\u00e3o. Entretanto, a quantidade de resist\u00eancia \u00e0 corros\u00e3o varia com a composi\u00e7\u00e3o qu\u00edmica do pr\u00f3prio a\u00e7o, o estado de cada um, as condi\u00e7\u00f5es de uso e o tipo de meio ambiente.<\/p>\n<p>Por exemplo, o material 304 tem uma resist\u00eancia \u00e0 corros\u00e3o absolutamente excelente em uma atmosfera seca e limpa, mas \u00e9 movido para a \u00e1rea \u00e0 beira-mar e logo enferrujar\u00e1 na n\u00e9voa do mar contendo uma grande quantidade de sal. Portanto, n\u00e3o \u00e9 qualquer tipo de a\u00e7o inoxid\u00e1vel que possa resistir \u00e0 corros\u00e3o e \u00e0 ferrugem em qualquer momento.<\/p>\n<p>O a\u00e7o inoxid\u00e1vel \u00e9 uma pel\u00edcula de \u00f3xido de cromo muito fina, forte e est\u00e1vel (pel\u00edcula protetora) formada na superf\u00edcie para evitar que os \u00e1tomos de oxig\u00eanio continuem a se infiltrar e a oxidar, obtendo assim resist\u00eancia \u00e0 corros\u00e3o. Por alguma raz\u00e3o, a pel\u00edcula \u00e9 constantemente destru\u00edda. O ar ou l\u00edquido neutraliza os \u00e1tomos de oxig\u00eanio e os \u00e1tomos de ferro s\u00e3o continuamente separados para fora para formar \u00f3xido de ferro solto. A superf\u00edcie met\u00e1lica tamb\u00e9m \u00e9 continuamente corro\u00edda.<\/p>\n<p><strong>Existem muitas formas de danos de pel\u00edcula de superf\u00edcie, e as seguintes s\u00e3o comuns na vida di\u00e1ria:<\/strong><\/p>\n<ul>\n<li>1. A superf\u00edcie do a\u00e7o inoxid\u00e1vel acumula poeira ou outras part\u00edculas de metal presas a outros elementos met\u00e1licos. No ar \u00famido, a \u00e1gua condensada entre o material ligado e o a\u00e7o inoxid\u00e1vel conecta os dois em uma micro bateria, provocando uma rea\u00e7\u00e3o eletroqu\u00edmica. A pel\u00edcula protetora \u00e9 destru\u00edda, o que \u00e9 chamado de corros\u00e3o eletroqu\u00edmica.<\/li>\n<li>2. A superf\u00edcie do a\u00e7o inoxid\u00e1vel adere ao suco org\u00e2nico, que forma um \u00e1cido org\u00e2nico na presen\u00e7a de \u00e1gua e oxig\u00eanio, e forma um \u00e1cido org\u00e2nico para corroer a superf\u00edcie do metal por um longo tempo.<\/li>\n<li>3. A superf\u00edcie do a\u00e7o inoxid\u00e1vel adere a subst\u00e2ncias \u00e1cidas, alcalinas e salinas (tais como \u00e1gua alcalina e \u00e1gua de calc\u00e1rio pulverizada na parede) para causar corros\u00e3o local.<\/li>\n<li>4. No ar polu\u00eddo (a atmosfera contendo uma grande quantidade de sulfetos, \u00f3xidos, \u00f3xido de hidrog\u00eanio), no caso de \u00e1gua condensada, formam-se manchas l\u00edquidas de \u00e1cido sulf\u00farico, \u00e1cido n\u00edtrico, \u00e1cido ac\u00e9tico, causando corros\u00e3o qu\u00edmica.<\/li>\n<\/ul>\n<p>Tudo isso pode causar danos \u00e0 pel\u00edcula de prote\u00e7\u00e3o da superf\u00edcie de a\u00e7o inoxid\u00e1vel e causar corros\u00e3o. Portanto, a fim de garantir que a superf\u00edcie met\u00e1lica seja permanentemente brilhante e n\u00e3o enferrujada, recomendamos:<\/p>\n<ol>\n<li>A superf\u00edcie decorativa de a\u00e7o inoxid\u00e1vel deve ser limpa e esfregada com freq\u00fc\u00eancia para remover os dep\u00f3sitos e eliminar fatores externos que causam corros\u00e3o.<\/li>\n<li>H\u00e1 uma esp\u00e9cie de a\u00e7o inoxid\u00e1vel 201 e 202 no mercado que \u00e9 f\u00e1cil de enferrujar na \u00e1rea costeira, adequado para uso no meio ambiente sem polui\u00e7\u00e3o industrial e corros\u00e3o do ar.<\/li>\n<li>A \u00e1rea da beira-mar deve ser feita de a\u00e7o inoxid\u00e1vel 304, resistente \u00e0 corros\u00e3o da \u00e1gua do mar.<\/li>\n<\/ol>\n<p>Postado por\u00a0<a href=\"https:\/\/www.kaysuns.com\/pt\/tubulacoes-de-aco-inoxidavel\/\" target=\"_blank\">fornecedor de tubos de a\u00e7o inoxid\u00e1vel<\/a>\u00a0e\u00a0<a href=\"https:\/\/www.kaysuns.com\/pt\/tubos-de-aco-inoxidavel\/\" target=\"_blank\">fornecedor de tubos de a\u00e7o inoxid\u00e1vel<\/a>\u00a0KAYSUNS.<\/p>","protected":false},"featured_media":5377,"template":"","categories":[186],"tags":[],"class_list":["post-5376","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>Why Does Stainless Steel Rust? What Will Cause The Strength Of Stainless Steel To Weaken? - Stainless Steel Pipe and Fittings | KAYSUNS<\/title>\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\/por-que-o-aco-inoxidavel-enferruja-o-que-faz-com-que-a-resistencia-do-aco-inoxidavel-diminua\/\" \/>\n<meta property=\"og:locale\" content=\"pt_BR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Why Does Stainless Steel Rust? What Will Cause The Strength Of Stainless Steel To Weaken? - Stainless Steel Pipe and Fittings | KAYSUNS\" \/>\n<meta property=\"og:description\" content=\"Why Does Stainless Steel Rust? What Will Cause The Strength Of Stainless Steel To Weaken? When brown rust spots appeared on the surface of stainless steel, people were amazed: &#8220;Stainless steel will not rust, rust is not stainless steel, it may be a problem with steel.&#8221; In fact, this is a one-sided misconception about the&hellip;&nbsp;Read More &raquo;Why Does Stainless Steel Rust? What Will Cause The Strength Of Stainless Steel To Weaken?\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.kaysuns.com\/pt\/blog\/por-que-o-aco-inoxidavel-enferruja-o-que-faz-com-que-a-resistencia-do-aco-inoxidavel-diminua\/\" \/>\n<meta property=\"og:site_name\" content=\"Stainless Steel Pipe and Fittings | KAYSUNS\" \/>\n<meta property=\"article:modified_time\" content=\"2022-06-30T09:03:22+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.kaysuns.com\/wp-content\/uploads\/2019\/10\/rust-in-stainless-steel.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"765\" \/>\n\t<meta property=\"og:image:height\" content=\"592\" \/>\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\/why-does-stainless-steel-rust-what-will-cause-the-strength-of-stainless-steel-to-weaken\/\",\"url\":\"https:\/\/www.kaysuns.com\/blog\/why-does-stainless-steel-rust-what-will-cause-the-strength-of-stainless-steel-to-weaken\/\",\"name\":\"Why Does Stainless Steel Rust? What Will Cause The Strength Of Stainless Steel To Weaken? - Stainless Steel Pipe and Fittings | KAYSUNS\",\"isPartOf\":{\"@id\":\"https:\/\/www.kaysuns.com\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/www.kaysuns.com\/blog\/why-does-stainless-steel-rust-what-will-cause-the-strength-of-stainless-steel-to-weaken\/#primaryimage\"},\"image\":{\"@id\":\"https:\/\/www.kaysuns.com\/blog\/why-does-stainless-steel-rust-what-will-cause-the-strength-of-stainless-steel-to-weaken\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/www.kaysuns.com\/wp-content\/uploads\/2019\/10\/rust-in-stainless-steel.jpg\",\"datePublished\":\"2019-10-24T04:01:44+00:00\",\"dateModified\":\"2022-06-30T09:03:22+00:00\",\"breadcrumb\":{\"@id\":\"https:\/\/www.kaysuns.com\/blog\/why-does-stainless-steel-rust-what-will-cause-the-strength-of-stainless-steel-to-weaken\/#breadcrumb\"},\"inLanguage\":\"pt-BR\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.kaysuns.com\/blog\/why-does-stainless-steel-rust-what-will-cause-the-strength-of-stainless-steel-to-weaken\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"pt-BR\",\"@id\":\"https:\/\/www.kaysuns.com\/blog\/why-does-stainless-steel-rust-what-will-cause-the-strength-of-stainless-steel-to-weaken\/#primaryimage\",\"url\":\"https:\/\/www.kaysuns.com\/wp-content\/uploads\/2019\/10\/rust-in-stainless-steel.jpg\",\"contentUrl\":\"https:\/\/www.kaysuns.com\/wp-content\/uploads\/2019\/10\/rust-in-stainless-steel.jpg\",\"width\":765,\"height\":592,\"caption\":\"rust in stainless steel\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/www.kaysuns.com\/blog\/why-does-stainless-steel-rust-what-will-cause-the-strength-of-stainless-steel-to-weaken\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/www.kaysuns.com\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Why Does Stainless Steel Rust? What Will Cause The Strength Of Stainless Steel To Weaken?\"}]},{\"@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":"Por que o A\u00e7o Inoxid\u00e1vel enferruja? O que far\u00e1 com que a for\u00e7a do a\u00e7o inoxid\u00e1vel se enfraque\u00e7a? - Tubos e Conex\u00f5es de A\u00e7o Inoxid\u00e1vel | KAYSUNS","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\/por-que-o-aco-inoxidavel-enferruja-o-que-faz-com-que-a-resistencia-do-aco-inoxidavel-diminua\/","og_locale":"pt_BR","og_type":"article","og_title":"Why Does Stainless Steel Rust? What Will Cause The Strength Of Stainless Steel To Weaken? - Stainless Steel Pipe and Fittings | KAYSUNS","og_description":"Why Does Stainless Steel Rust? What Will Cause The Strength Of Stainless Steel To Weaken? When brown rust spots appeared on the surface of stainless steel, people were amazed: &#8220;Stainless steel will not rust, rust is not stainless steel, it may be a problem with steel.&#8221; In fact, this is a one-sided misconception about the&hellip;&nbsp;Read More &raquo;Why Does Stainless Steel Rust? What Will Cause The Strength Of Stainless Steel To Weaken?","og_url":"https:\/\/www.kaysuns.com\/pt\/blog\/por-que-o-aco-inoxidavel-enferruja-o-que-faz-com-que-a-resistencia-do-aco-inoxidavel-diminua\/","og_site_name":"Stainless Steel Pipe and Fittings | KAYSUNS","article_modified_time":"2022-06-30T09:03:22+00:00","og_image":[{"width":765,"height":592,"url":"https:\/\/www.kaysuns.com\/wp-content\/uploads\/2019\/10\/rust-in-stainless-steel.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\/why-does-stainless-steel-rust-what-will-cause-the-strength-of-stainless-steel-to-weaken\/","url":"https:\/\/www.kaysuns.com\/blog\/why-does-stainless-steel-rust-what-will-cause-the-strength-of-stainless-steel-to-weaken\/","name":"Por que o A\u00e7o Inoxid\u00e1vel enferruja? O que far\u00e1 com que a for\u00e7a do a\u00e7o inoxid\u00e1vel se enfraque\u00e7a? - Tubos e Conex\u00f5es de A\u00e7o Inoxid\u00e1vel | KAYSUNS","isPartOf":{"@id":"https:\/\/www.kaysuns.com\/#website"},"primaryImageOfPage":{"@id":"https:\/\/www.kaysuns.com\/blog\/why-does-stainless-steel-rust-what-will-cause-the-strength-of-stainless-steel-to-weaken\/#primaryimage"},"image":{"@id":"https:\/\/www.kaysuns.com\/blog\/why-does-stainless-steel-rust-what-will-cause-the-strength-of-stainless-steel-to-weaken\/#primaryimage"},"thumbnailUrl":"https:\/\/www.kaysuns.com\/wp-content\/uploads\/2019\/10\/rust-in-stainless-steel.jpg","datePublished":"2019-10-24T04:01:44+00:00","dateModified":"2022-06-30T09:03:22+00:00","breadcrumb":{"@id":"https:\/\/www.kaysuns.com\/blog\/why-does-stainless-steel-rust-what-will-cause-the-strength-of-stainless-steel-to-weaken\/#breadcrumb"},"inLanguage":"pt-BR","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.kaysuns.com\/blog\/why-does-stainless-steel-rust-what-will-cause-the-strength-of-stainless-steel-to-weaken\/"]}]},{"@type":"ImageObject","inLanguage":"pt-BR","@id":"https:\/\/www.kaysuns.com\/blog\/why-does-stainless-steel-rust-what-will-cause-the-strength-of-stainless-steel-to-weaken\/#primaryimage","url":"https:\/\/www.kaysuns.com\/wp-content\/uploads\/2019\/10\/rust-in-stainless-steel.jpg","contentUrl":"https:\/\/www.kaysuns.com\/wp-content\/uploads\/2019\/10\/rust-in-stainless-steel.jpg","width":765,"height":592,"caption":"rust in stainless steel"},{"@type":"BreadcrumbList","@id":"https:\/\/www.kaysuns.com\/blog\/why-does-stainless-steel-rust-what-will-cause-the-strength-of-stainless-steel-to-weaken\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/www.kaysuns.com\/"},{"@type":"ListItem","position":2,"name":"Why Does Stainless Steel Rust? What Will Cause The Strength Of Stainless Steel To Weaken?"}]},{"@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\/5376","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\/5376\/revisions"}],"predecessor-version":[{"id":37580,"href":"https:\/\/www.kaysuns.com\/pt\/wp-json\/wp\/v2\/blog\/5376\/revisions\/37580"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.kaysuns.com\/pt\/wp-json\/wp\/v2\/media\/5377"}],"wp:attachment":[{"href":"https:\/\/www.kaysuns.com\/pt\/wp-json\/wp\/v2\/media?parent=5376"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.kaysuns.com\/pt\/wp-json\/wp\/v2\/categories?post=5376"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.kaysuns.com\/pt\/wp-json\/wp\/v2\/tags?post=5376"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}