{"id":6475,"date":"2020-11-03T07:11:49","date_gmt":"2020-11-03T07:11:49","guid":{"rendered":"https:\/\/www.kaysuns.com\/?p=6475"},"modified":"2025-07-01T06:27:58","modified_gmt":"2025-07-01T06:27:58","slug":"qual-e-o-efeito-do-tratamento-de-solucao-para-tubos-de-aco-inoxidavel-duplex-2205-na-estrutura-da-escala","status":"publish","type":"blog","link":"https:\/\/www.kaysuns.com\/pt\/blog\/qual-e-o-efeito-do-tratamento-de-solucao-para-tubos-de-aco-inoxidavel-duplex-2205-na-estrutura-da-escala\/","title":{"rendered":"Qual \u00e9 o efeito do tratamento de solu\u00e7\u00e3o para tubo de a\u00e7o inoxid\u00e1vel duplex 2205 na estrutura da escala"},"content":{"rendered":"<p>O estudo descobriu que a escama de \u00f3xido superficial do tubo de a\u00e7o inoxid\u00e1vel 2205 ap\u00f3s o tratamento em solu\u00e7\u00e3o para o a\u00e7o duplex 2205 \u00e9 composta por Fe2O3, Cr2O3 e estrutura espin\u00e9lica FeO.Cr2O3, NiO.Fe2O3 e outros tipos de fases de \u00f3xido.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img fetchpriority=\"high\" decoding=\"async\" width=\"831\" height=\"457\" src=\"https:\/\/www.kaysuns.com\/wp-content\/uploads\/2020\/01\/Solid-Solution-Thermometer-For-Stainless-Steel-Pipe.jpg\" alt=\"Term\u00f4metro de solu\u00e7\u00e3o s\u00f3lida para tubo de a\u00e7o inoxid\u00e1vel\" class=\"wp-image-5531\" srcset=\"https:\/\/www.kaysuns.com\/wp-content\/uploads\/2020\/01\/Solid-Solution-Thermometer-For-Stainless-Steel-Pipe.jpg 831w, https:\/\/www.kaysuns.com\/wp-content\/uploads\/2020\/01\/Solid-Solution-Thermometer-For-Stainless-Steel-Pipe-300x165.jpg 300w, https:\/\/www.kaysuns.com\/wp-content\/uploads\/2020\/01\/Solid-Solution-Thermometer-For-Stainless-Steel-Pipe-768x422.jpg 768w\" sizes=\"(max-width: 831px) 100vw, 831px\" \/><\/figure>\n<\/div>\n\n\n<p>Ap\u00f3s o tratamento com solu\u00e7\u00e3o, a estrutura da escala de \u00f3xido na superf\u00edcie do tubo de a\u00e7o muda, e a matriz aparece internamente oxidada. Ap\u00f3s o tratamento com solu\u00e7\u00e3o, o teor de cromo, n\u00edquel e <a href=\"https:\/\/www.kaysuns.com\/pt\/papel-do-molibdenio-em-tubos-e-conexoes-de-aco-inoxidavel\/\" target=\"_blank\">molibd\u00eanio<\/a> nos \u00f3xidos em contato com o substrato aumentou, e a distribui\u00e7\u00e3o de cromo e n\u00edquel na escala de \u00f3xido de ferro foi mais uniforme; o conte\u00fado de sil\u00edcio e molibd\u00eanio na escala de \u00f3xido de ferro em contato com o substrato aumentou significativamente. A superf\u00edcie do tubo de a\u00e7o forma uma fase de \u00f3xido de ferro, molibd\u00eanio, n\u00edquel, cromo e sil\u00edcio com uma certa estrutura hier\u00e1rquica de fora para dentro. A estabilidade e a complexidade da escala de \u00f3xido de ferro aumentam, e a dificuldade de remo\u00e7\u00e3o da decapagem aumenta.<\/p>\n\n\n\n<p>O a\u00e7o inoxid\u00e1vel duplex se refere ao a\u00e7o que cont\u00e9m austenita e ferrita. Como o a\u00e7o inoxid\u00e1vel duplex tem uma estrutura de ferrita (\u03b1) + austenita (\u03b3), ele tem as caracter\u00edsticas do a\u00e7o inoxid\u00e1vel austen\u00edtico e do a\u00e7o inoxid\u00e1vel ferr\u00edtico. <\/p>\n\n\n\n<p>Em compara\u00e7\u00e3o com o a\u00e7o inoxid\u00e1vel ferr\u00edtico, ele tem alta tenacidade, baixa temperatura de transi\u00e7\u00e3o fr\u00e1gil e melhorou significativamente <a href=\"https:\/\/www.kaysuns.com\/pt\/perigo-oculto-da-corrosao-intergranular\/\" target=\"_blank\">corros\u00e3o intergranular<\/a> resist\u00eancia e desempenho de soldagem. Ao mesmo tempo, o a\u00e7o inoxid\u00e1vel ferr\u00edtico tem alta condutividade t\u00e9rmica, baixo coeficiente de expans\u00e3o e superplasticidade.<\/p>\n\n\n\n<p>Comparado com o a\u00e7o inoxid\u00e1vel austen\u00edtico, o a\u00e7o inoxid\u00e1vel duplex \u03b1 + \u03b3 tem maior resist\u00eancia, especialmente sua resist\u00eancia ao escoamento e resist\u00eancia \u00e0 fadiga, e sua resist\u00eancia \u00e0 corros\u00e3o intergranular, corros\u00e3o sob tens\u00e3o e fadiga por corros\u00e3o foram significativamente melhoradas.<\/p>\n\n\n\n<p>2205 <a href=\"https:\/\/www.kaysuns.com\/pt\/duplex-2205-stainless-steel-pipe\/\" target=\"_blank\">tubo de a\u00e7o inoxid\u00e1vel duplex<\/a> \u00e9 feito de a\u00e7o inoxid\u00e1vel 2205 duplex, portanto tem todas as suas caracter\u00edsticas, at\u00e9 mesmo sua solu\u00e7\u00e3o de tratamento para 2205.<\/p>\n\n\n\n<p>KAYSUNS, o <a href=\"https:\/\/www.kaysuns.com\/pt\/\" target=\"_blank\">fornecedor de acess\u00f3rios para tubos de a\u00e7o inoxid\u00e1vel<\/a>, estudou o comportamento de deforma\u00e7\u00e3o em alta temperatura do a\u00e7o inoxid\u00e1vel 2205 duplex atrav\u00e9s de testes de compress\u00e3o em alta temperatura: ao deformar em uma regi\u00e3o de alta temperatura e menor taxa de deforma\u00e7\u00e3o, a austenita e a ferrita sofrem recristaliza\u00e7\u00e3o din\u00e2mica suficiente e recupera\u00e7\u00e3o din\u00e2mica; Ao deformar na regi\u00e3o de baixa temperatura e maior taxa de deforma\u00e7\u00e3o, a microestrutura mostra forte reologia local e at\u00e9 mesmo rachaduras podem ser observadas.<\/p>","protected":false},"featured_media":6352,"template":"","categories":[186],"tags":[],"class_list":["post-6475","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&#039;s The Effect Of Solution Treatment For 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