{"id":34308,"date":"2022-04-03T03:40:24","date_gmt":"2022-04-03T03:40:24","guid":{"rendered":"https:\/\/www.kaysuns.com\/254-smo-super-stainless-steel-s31254\/"},"modified":"2025-09-01T07:24:29","modified_gmt":"2025-09-01T07:24:29","slug":"254-smo-super-aco-inoxidavel-s31254","status":"publish","type":"blog","link":"https:\/\/www.kaysuns.com\/pt\/blog\/254-smo-super-aco-inoxidavel-s31254\/","title":{"rendered":"254 SMO Super A\u00e7o Inoxid\u00e1vel (S31254)"},"content":{"rendered":"<article id=\"post-8705\" class=\"testimonial\">\n<div class=\"testimonial_bq\">\n<div class=\"\">\n<div class=\"elementor elementor-8705\" data-elementor-type=\"wp-post\" data-elementor-id=\"8705\">\n<section class=\"elementor-section elementor-top-section elementor-element elementor-element-10fa2e1 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"10fa2e1\" data-element_type=\"section\">\n<div class=\"elementor-container elementor-column-gap-default\">\n<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-70fbaba\" data-id=\"70fbaba\" data-element_type=\"column\">\n<div class=\"elementor-widget-wrap elementor-element-populated\">\n<div class=\"elementor-element elementor-element-75f9e6e elementor-widget elementor-widget-heading\" data-id=\"75f9e6e\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n<div class=\"elementor-widget-container\">\n<h2 class=\"elementor-heading-title elementor-size-default\">O que \u00e9 254 SMO A\u00e7o Inoxid\u00e1vel<\/h2>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/section>\n<section class=\"elementor-section elementor-top-section elementor-element elementor-element-8321189 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"8321189\" data-element_type=\"section\">\n<div class=\"elementor-container elementor-column-gap-default\">\n<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-81d57c2\" data-id=\"81d57c2\" data-element_type=\"column\">\n<div class=\"elementor-widget-wrap elementor-element-populated\">\n<div class=\"elementor-element elementor-element-b43e8a8 elementor-widget elementor-widget-text-editor\" data-id=\"b43e8a8\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n<div class=\"elementor-widget-container\">\n<p><strong>254 SMO a\u00e7o inoxid\u00e1vel<\/strong> pertence ao a\u00e7o inoxid\u00e1vel super austen\u00edtico, e seu grau EN\/DIN \u00e9 1,4547, o grau UNS \u00e9 S31254, e o grau dom\u00e9stico \u00e9 00Cr20Ni18Mo6CuN. \u00c9 um dos a\u00e7os de liga de hexa-molibd\u00eanio padr\u00e3o. Este tipo de a\u00e7o inoxid\u00e1vel \u00e9 desenvolvido para ambientes de haleto e \u00e1cido.<\/p>\n<p>Como o carbono de 254 SMO de a\u00e7o inoxid\u00e1vel \u00e9 muito baixo, isso significa que o aquecimento apenas causar\u00e1 o risco de precipita\u00e7\u00e3o de carboneto.<\/p>\n<p>Para <strong>254 SMO a\u00e7o inoxid\u00e1vel<\/strong>, ele ainda pode ser aprovado no Strauss <a href=\"https:\/\/www.kaysuns.com\/pt\/perigo-oculto-da-corrosao-intergranular\/\" target=\"_blank\" rel=\"noopener\">corros\u00e3o intergranular<\/a> (Teste de Strauss ASTMA262 Protocolo E) por uma hora ap\u00f3s <a href=\"https:\/\/www.kaysuns.com\/pt\/o-que-e-sensibilizacao-do-aco-inoxidavel-e-como-evita-la\/\" target=\"_blank\" rel=\"noopener\">sensibiliza\u00e7\u00e3o<\/a> quando a temperatura \u00e9 de 600 a 1.000 graus Celsius. Entretanto, devido ao seu alto teor de liga, a mesofase met\u00e1lica pode se precipitar no limite do gr\u00e3o dentro dessa faixa de temperatura. Esses precipitados n\u00e3o expor\u00e3o o a\u00e7o ao risco de corros\u00e3o intergranular quando ele for usado em meios corrosivos. Portanto, ele pode ser usado para soldagem, e n\u00e3o ocorrer\u00e1 corros\u00e3o intergranular. Seu eletrodo correspondente \u00e9 o EnICRMO-3 e o arame correspondente \u00e9 o ErNICRMO-3. Por\u00e9m, em \u00e1cido n\u00edtrico concentrado quente, esses precipitados podem causar corros\u00e3o intergranular na zona afetada pelo calor.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/section>\n<section class=\"elementor-section elementor-top-section elementor-element elementor-element-73056c6 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"73056c6\" data-element_type=\"section\">\n<div class=\"elementor-container elementor-column-gap-default\">\n<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-45d2f3d\" data-id=\"45d2f3d\" data-element_type=\"column\">\n<div class=\"elementor-widget-wrap elementor-element-populated\">\n<div class=\"elementor-element elementor-element-04125bf elementor-widget elementor-widget-image\" data-id=\"04125bf\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n<div class=\"elementor-widget-container\"><img fetchpriority=\"high\" decoding=\"async\" class=\"attachment-large size-large lazyload\" src=\"https:\/\/www.kaysuns.com\/wp-content\/uploads\/2021\/09\/254-smo-plate.jpg\" srcset=\"https:\/\/www.kaysuns.com\/wp-content\/uploads\/2021\/09\/254-smo-plate.jpg 640w, https:\/\/www.kaysuns.com\/wp-content\/uploads\/2021\/09\/254-smo-plate-300x186.jpg 300w\" alt=\"254 placa lisa\" width=\"604\" height=\"374\" data-sizes=\"(max-width: 604px) 100vw, 604px\" \/><noscript><img decoding=\"async\" width=\"604\" height=\"374\" src=\"https:\/\/www.kaysuns.com\/wp-content\/uploads\/2021\/09\/254-smo-plate.jpg\" class=\"attachment-large size-large\" alt=\"254 placa lisa\" srcset=\"https:\/\/www.kaysuns.com\/wp-content\/uploads\/2021\/09\/254-smo-plate.jpg 640w, https:\/\/www.kaysuns.com\/wp-content\/uploads\/2021\/09\/254-smo-plate-300x186.jpg 300w\" sizes=\"(max-width: 604px) 100vw, 604px\"\/><\/noscript><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/section>\n<section class=\"elementor-section elementor-top-section elementor-element elementor-element-259830d elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"259830d\" data-element_type=\"section\">\n<div class=\"elementor-container elementor-column-gap-default\">\n<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-3da84d4\" data-id=\"3da84d4\" data-element_type=\"column\">\n<div class=\"elementor-widget-wrap elementor-element-populated\">\n<div class=\"elementor-element elementor-element-ac91522 elementor-widget elementor-widget-text-editor\" data-id=\"ac91522\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n<div class=\"elementor-widget-container\">\n<p>Em solu\u00e7\u00f5es que contenham compostos como cloreto, brometo ou iodeto, os a\u00e7os inoxid\u00e1veis comuns ser\u00e3o imediatamente corro\u00eddos na forma de pites, fendas ou <a href=\"https:\/\/www.kaysuns.com\/pt\/rachaduras-por-corrosao-sob-tensao-em-aco-inoxidavel\/\" target=\"_blank\" rel=\"noopener\">rachaduras por corros\u00e3o sob tens\u00e3o<\/a>. Entretanto, em alguns casos, a presen\u00e7a de haletos pode acelerar a corros\u00e3o uniforme, especialmente em \u00e1cidos n\u00e3o oxidantes com haletos.<\/p>\n<p>Em \u00e1cido sulf\u00farico puro, 254 SMO tem um desempenho muito melhor em resist\u00eancia \u00e0 corros\u00e3o do que 316L. Entretanto, em compara\u00e7\u00e3o com o a\u00e7o inoxid\u00e1vel 904L (NO8904) em alta concentra\u00e7\u00e3o, 254 SMO tem um desempenho menos fraco em sua resist\u00eancia \u00e0 corros\u00e3o. Em solu\u00e7\u00e3o de \u00e1cido sulf\u00farico contendo \u00edons cloreto, 254 SMO pode mostrar uma poderosa resist\u00eancia \u00e0 corros\u00e3o. Devido \u00e0 poss\u00edvel corros\u00e3o parcial ou uniforme, o 316L normal n\u00e3o pode ser usado em \u00e1cido clor\u00eddrico. Mas quando em temperatura normal, o 254 SMO pode ser aplicado em \u00e1cido clor\u00eddrico dilu\u00eddo. Para corros\u00e3o de pitting, se estiver sob a linha cr\u00edtica, n\u00e3o h\u00e1 necessidade de se preocupar. Entretanto, a corros\u00e3o por fendas deve ser evitada.<\/p>\n<p>Para o a\u00e7o inoxid\u00e1vel em geral, eles t\u00eam desempenho muito limitado na resist\u00eancia \u00e0 corros\u00e3o ao colocar \u00e1cido fluossil\u00edcico (H2SiF4) e \u00e1cido fluor\u00eddrico (HF). E o a\u00e7o inoxid\u00e1vel 254 SMO pode ser usado em uma ampla gama de concentra\u00e7\u00f5es e temperaturas.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/section>\n<section class=\"elementor-section elementor-top-section elementor-element elementor-element-d2f7024 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"d2f7024\" data-element_type=\"section\">\n<div class=\"elementor-container elementor-column-gap-default\">\n<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-06f4147\" data-id=\"06f4147\" data-element_type=\"column\">\n<div class=\"elementor-widget-wrap elementor-element-populated\">\n<div class=\"elementor-element elementor-element-16645e6 elementor-widget elementor-widget-image\" data-id=\"16645e6\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n<div class=\"elementor-widget-container\"><img decoding=\"async\" class=\"attachment-large size-large lazyload\" src=\"https:\/\/www.kaysuns.com\/wp-content\/uploads\/2021\/09\/critical-pitting-temperature-of-254-smo-and-duplex-2205-1024x308.jpg\" srcset=\"https:\/\/www.kaysuns.com\/wp-content\/uploads\/2021\/09\/critical-pitting-temperature-of-254-smo-and-duplex-2205-1024x308.jpg 1024w, https:\/\/www.kaysuns.com\/wp-content\/uploads\/2021\/09\/critical-pitting-temperature-of-254-smo-and-duplex-2205-300x90.jpg 300w, https:\/\/www.kaysuns.com\/wp-content\/uploads\/2021\/09\/critical-pitting-temperature-of-254-smo-and-duplex-2205-768x231.jpg 768w, https:\/\/www.kaysuns.com\/wp-content\/uploads\/2021\/09\/critical-pitting-temperature-of-254-smo-and-duplex-2205.jpg 1074w\" alt=\"temperatura cr\u00edtica de fura\u00e7\u00e3o de 254 smo e duplex 2205\" width=\"604\" height=\"182\" data-sizes=\"(max-width: 604px) 100vw, 604px\" \/><noscript><img loading=\"lazy\" decoding=\"async\" width=\"604\" height=\"182\" src=\"https:\/\/www.kaysuns.com\/wp-content\/uploads\/2021\/09\/critical-pitting-temperature-of-254-smo-and-duplex-2205-1024x308.jpg\" class=\"attachment-large size-large\" alt=\"temperatura cr\u00edtica de fura\u00e7\u00e3o de 254 smo e duplex 2205\" srcset=\"https:\/\/www.kaysuns.com\/wp-content\/uploads\/2021\/09\/critical-pitting-temperature-of-254-smo-and-duplex-2205-1024x308.jpg 1024w, https:\/\/www.kaysuns.com\/wp-content\/uploads\/2021\/09\/critical-pitting-temperature-of-254-smo-and-duplex-2205-300x90.jpg 300w, https:\/\/www.kaysuns.com\/wp-content\/uploads\/2021\/09\/critical-pitting-temperature-of-254-smo-and-duplex-2205-768x231.jpg 768w, https:\/\/www.kaysuns.com\/wp-content\/uploads\/2021\/09\/critical-pitting-temperature-of-254-smo-and-duplex-2205.jpg 1074w\" sizes=\"(max-width: 604px) 100vw, 604px\"\/><\/noscript><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/section>\n<section class=\"elementor-section elementor-top-section elementor-element elementor-element-af6a581 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"af6a581\" data-element_type=\"section\">\n<div class=\"elementor-container elementor-column-gap-default\">\n<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-d5ef881\" data-id=\"d5ef881\" data-element_type=\"column\">\n<div class=\"elementor-widget-wrap elementor-element-populated\">\n<div class=\"elementor-element elementor-element-30423c4 elementor-widget elementor-widget-heading\" data-id=\"30423c4\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n<div class=\"elementor-widget-container\">\n<h2 class=\"elementor-heading-title elementor-size-default\">Vantagens do 254 SMO A\u00e7o Inoxid\u00e1vel<\/h2>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/section>\n<section class=\"elementor-section elementor-top-section elementor-element elementor-element-6ecac0b elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"6ecac0b\" data-element_type=\"section\">\n<div class=\"elementor-container elementor-column-gap-default\">\n<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-3fce601\" data-id=\"3fce601\" data-element_type=\"column\">\n<div class=\"elementor-widget-wrap elementor-element-populated\">\n<div class=\"elementor-element elementor-element-752db7f elementor-widget elementor-widget-text-editor\" data-id=\"752db7f\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n<div class=\"elementor-widget-container\">\n<p>O a\u00e7o inoxid\u00e1vel 254 SMO tem boa resist\u00eancia \u00e0 perfura\u00e7\u00e3o (PREN\u226543) e resist\u00eancia \u00e0 corros\u00e3o sob condi\u00e7\u00f5es de \u00e1gua do mar, aera\u00e7\u00e3o, abertura e lavagem a baixa velocidade, e pode ser um material substituto para liga \u00e0 base de Ni e liga de tit\u00e2nio. Al\u00e9m disso, tem um melhor desempenho sob altas temperaturas ou em sua resist\u00eancia \u00e0 corros\u00e3o. E como tem um alto teor de nitrog\u00eanio, este tipo de a\u00e7o inoxid\u00e1vel tamb\u00e9m tem melhor desempenho que outros tipos de a\u00e7o inoxid\u00e1vel austen\u00edtico sobre a resist\u00eancia mec\u00e2nica e resist\u00eancia ao desgaste. Seu baixo teor de n\u00edquel tamb\u00e9m faz com que ele se torne econ\u00f4mico. Al\u00e9m disso, o a\u00e7o inoxid\u00e1vel 254 SMO tem alta ductilidade e resist\u00eancia ao impacto, assim como boa soldabilidade.<\/p>\n<p>Portanto, acredita-se que o 254 SMO \u00e9 um super a\u00e7o inoxid\u00e1vel raro e econ\u00f4mico.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/section>\n<section class=\"elementor-section elementor-top-section elementor-element elementor-element-2a4d59d elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"2a4d59d\" data-element_type=\"section\">\n<div class=\"elementor-container elementor-column-gap-default\">\n<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-b2c2649\" data-id=\"b2c2649\" data-element_type=\"column\">\n<div class=\"elementor-widget-wrap elementor-element-populated\">\n<div class=\"elementor-element elementor-element-f86ae3b elementor-widget elementor-widget-heading\" data-id=\"f86ae3b\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n<div class=\"elementor-widget-container\">\n<h2 class=\"elementor-heading-title elementor-size-default\">Aplica\u00e7\u00e3o do 254 SMO A\u00e7o Inoxid\u00e1vel<\/h2>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/section>\n<section class=\"elementor-section elementor-top-section elementor-element elementor-element-95bdc97 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"95bdc97\" data-element_type=\"section\">\n<div class=\"elementor-container elementor-column-gap-default\">\n<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-be39045\" data-id=\"be39045\" data-element_type=\"column\">\n<div class=\"elementor-widget-wrap elementor-element-populated\">\n<div class=\"elementor-element elementor-element-e7adbfc elementor-widget elementor-widget-text-editor\" data-id=\"e7adbfc\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n<div class=\"elementor-widget-container\">\n<ul>\n<li>a) Petr\u00f3leo; equipamentos petroqu\u00edmicos, tais como o fole.<\/li>\n<li>b) Equipamento de branqueamento de celulose e papel, como digestor de celulose, equipamento de branqueamento, barril de filtro e rolo de prensa, etc.<\/li>\n<li>c) Dispositivo de dessulfuriza\u00e7\u00e3o dos gases de combust\u00e3o na usina el\u00e9trica: corpo da torre de absor\u00e7\u00e3o, chamin\u00e9, pain\u00e9is das portas, partes internas, sistema de spray, etc.<\/li>\n<li>d) Sistemas offshore ou tratamento de \u00e1gua do mar, tais como tubos de condensa\u00e7\u00e3o de paredes finas resfriados pela \u00e1gua do mar em usinas el\u00e9tricas, equipamentos de dessaliniza\u00e7\u00e3o, mesmo em equipamentos onde a \u00e1gua do mar n\u00e3o possa fluir.<\/li>\n<li>e) Ind\u00fastria de dessaliniza\u00e7\u00e3o, tais como equipamentos de remo\u00e7\u00e3o de sal ou sal.<\/li>\n<li>f) Permutador de calor, especialmente para aquele que trabalha no ambiente de \u00edons cloreto.<\/li>\n<\/ul>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/section>\n<section class=\"elementor-section elementor-top-section elementor-element elementor-element-a46282d elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"a46282d\" data-element_type=\"section\">\n<div class=\"elementor-container elementor-column-gap-default\">\n<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-3f0d4e5\" data-id=\"3f0d4e5\" data-element_type=\"column\">\n<div class=\"elementor-widget-wrap elementor-element-populated\">\n<div class=\"elementor-element elementor-element-2953dbe elementor-widget elementor-widget-text-editor\" data-id=\"2953dbe\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n<div class=\"elementor-widget-container\">\n<h2><strong>O que fazemos para 254 SMO SS<\/strong><\/h2>\n<p>N\u00f3s fornecemos <a href=\"https:\/\/www.kaysuns.com\/pt\/tubulacoes-de-aco-inoxidavel\/\" target=\"_blank\">254 tubos SMO<\/a>A partir de uma instala\u00e7\u00e3o de um sistema de controle de press\u00e3o, acess\u00f3rios para tubos, flanges, etc., tamb\u00e9m est\u00e1 dispon\u00edvel para fazer itens personalizados de acordo com as necessidades. Voc\u00ea \u00e9 bem-vindo a entrar em contato conosco se voc\u00ea tiver exig\u00eancias.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/section>\n<section class=\"elementor-section elementor-top-section elementor-element elementor-element-14d42ce elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"14d42ce\" data-element_type=\"section\">\n<div class=\"elementor-container elementor-column-gap-default\">\n<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-f2086c7\" data-id=\"f2086c7\" data-element_type=\"column\">\n<div class=\"elementor-widget-wrap elementor-element-populated\">\n<div class=\"elementor-element elementor-element-54412fd elementor-share-buttons--view-icon-text elementor-share-buttons--skin-gradient elementor-share-buttons--shape-square elementor-grid-0 elementor-share-buttons--color-official elementor-widget elementor-widget-share-buttons\" data-id=\"54412fd\" data-element_type=\"widget\" data-widget_type=\"share-buttons.default\">\n<div class=\"elementor-widget-container\">\n<div class=\"elementor-grid\">\n<div class=\"elementor-grid-item\">\n<div class=\"elementor-share-btn elementor-share-btn_facebook\" tabindex=\"0\"><span class=\"elementor-share-btn__icon\"><br \/>\n<i class=\"fab fa-facebook\" aria-hidden=\"true\"><\/i> <span class=\"elementor-screen-only\">Compartilhar no Facebook<\/span><br \/>\n<\/span><\/p>\n<div class=\"elementor-share-btn__text\"><span class=\"elementor-share-btn__title\"><br \/>\nFacebook <\/span><\/div>\n<\/div>\n<\/div>\n<div class=\"elementor-grid-item\">\n<div class=\"elementor-share-btn elementor-share-btn_twitter\" tabindex=\"0\"><span class=\"elementor-share-btn__icon\"><br \/>\n<i class=\"fab fa-twitter\" aria-hidden=\"true\"><\/i> <span class=\"elementor-screen-only\">Compartilhar no Twitter<\/span><br \/>\n<\/span><\/p>\n<div class=\"elementor-share-btn__text\"><span class=\"elementor-share-btn__title\"><br \/>\nTwitter <\/span><\/div>\n<\/div>\n<\/div>\n<div class=\"elementor-grid-item\">\n<div class=\"elementor-share-btn elementor-share-btn_linkedin\" tabindex=\"0\"><span class=\"elementor-share-btn__icon\"><br \/>\n<i class=\"fab fa-linkedin\" aria-hidden=\"true\"><\/i> <span class=\"elementor-screen-only\">Compartilhar no LinkedIn<\/span><br \/>\n<\/span><\/p>\n<div class=\"elementor-share-btn__text\"><span class=\"elementor-share-btn__title\"><br \/>\nLinkedIn <\/span><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/section>\n<\/div>\n<div class=\"clear\"><\/div>\n<p><small>\u00a0<\/small><\/p>\n<\/div>\n<\/div>\n<\/article>","protected":false},"featured_media":34309,"template":"","categories":[85],"tags":[],"class_list":["post-34308","blog","type-blog","status-publish","has-post-thumbnail","hentry","category-news"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.6 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>254 SMO Super Stainless Steel (S31254) - 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\/254-smo-super-aco-inoxidavel-s31254\/\" \/>\n<meta property=\"og:locale\" content=\"pt_BR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"254 SMO Super Stainless Steel (S31254) - Stainless Steel Pipe and Fittings | KAYSUNS\" \/>\n<meta property=\"og:description\" content=\"What is 254 SMO Stainless Steel 254 SMO stainless steel belongs to super austenitic stainless steel, and its EN\/DIN grade is 1.4547, UNS grade is S31254, and domestic grade is 00Cr20Ni18Mo6CuN. It is one of the standard hexa-molybdenum alloy steels. This kind of stainless steel is developed for halide and acid environments. 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