{"id":119388,"date":"2023-01-21T01:21:11","date_gmt":"2023-01-21T00:21:11","guid":{"rendered":"https:\/\/material-properties.org\/o-que-sao-fases-comuns-em-acos-definicao\/"},"modified":"2023-02-06T09:40:39","modified_gmt":"2023-02-06T08:40:39","slug":"o-que-sao-fases-comuns-em-acos-definicao","status":"publish","type":"post","link":"https:\/\/material-properties.org\/pt-br\/o-que-sao-fases-comuns-em-acos-definicao\/","title":{"rendered":"O que s\u00e3o fases comuns em a\u00e7os &#8211; Defini\u00e7\u00e3o"},"content":{"rendered":"<p><span><div class=\"su-quote su-quote-style-default\"><div class=\"su-quote-inner su-u-clearfix su-u-trim\">Para a\u00e7os, as fases de equil\u00edbrio est\u00e1vel incluem: Ferrita, cementita e austenita.\u00a0As fases metaest\u00e1veis \u200b\u200bs\u00e3o: Perlita, bainita e martensita.<\/div><\/div><\/span><\/p>\n<p><span><div class=\"su-divider su-divider-style-dotted\" style=\"margin:15px 0;border-width:2px;border-color:#999999\"><\/div><\/span><\/p>\n<p><span><div  class=\"lgc-column lgc-grid-parent lgc-grid-100 lgc-tablet-grid-100 lgc-mobile-grid-100 lgc-equal-heights \"><div  class=\"inside-grid-column\">\n<h2><span>Diagrama de fases do sistema ferro-carbono<\/span><\/h2>\n<figure id=\"attachment_27617\" aria-describedby=\"caption-attachment-27617\" style=\"width: 290px\" class=\"wp-caption alignright\"><a href=\"https:\/\/material-properties.org\/wp-content\/uploads\/2020\/07\/Fe-Fe3C-Phase-Diagram-300x211.png\"><img decoding=\"async\" loading=\"lazy\" class=\"wp-image-27617 size-medium\" src=\"https:\/\/material-properties.org\/wp-content\/uploads\/2020\/07\/Fe-Fe3C-Phase-Diagram-300x211.png\" alt=\"Diagrama de fases Fe-Fe3C\" width=\"300\" height=\"211\" \/><\/a><figcaption id=\"caption-attachment-27617\" class=\"wp-caption-text\"><span>Na figura, h\u00e1 o diagrama de fases de ferro-carboneto de ferro (Fe-Fe3C).\u00a0A porcentagem de carbono presente e a temperatura definem a fase da liga de ferro-carbono e, portanto, suas caracter\u00edsticas f\u00edsicas e propriedades mec\u00e2nicas.\u00a0A porcentagem de carbono determina o tipo de liga ferrosa: ferro, a\u00e7o ou ferro fundido.\u00a0Fonte: wikipedia.org L\u00e4pple, Volker &#8211; W\u00e4rmebehandlung des Stahls Grundlagen.\u00a0Licen\u00e7a: CC BY-SA 4.0<\/span><\/figcaption><\/figure>\n<p><span>As ligas ferrosas mais simples s\u00e3o conhecidas como\u00a0<\/span><strong><span>a\u00e7os<\/span><\/strong><span>\u00a0e consistem em\u00a0<\/span><strong><span>ferro (Fe)<\/span><\/strong><span>\u00a0ligado com\u00a0<\/span><strong><span>carbono (C)<\/span><\/strong><span>\u00a0(cerca de 0,1% a 1%, dependendo do tipo).\u00a0Adicionar uma pequena quantidade de carbono n\u00e3o met\u00e1lico ao ferro troca sua grande\u00a0<\/span><strong><span>ductilidade<\/span><\/strong><span>\u00a0por maior\u00a0<\/span><strong><span>resist\u00eancia<\/span><\/strong><span>.\u00a0Devido \u00e0 sua resist\u00eancia muito alta, mas\u00a0<\/span><a href=\"https:\/\/material-properties.org\/what-is-toughness-definition\/\"><span>tenacidade<\/span><\/a><span>\u00a0ainda substancial , e sua capacidade de ser muito alterada pelo tratamento t\u00e9rmico, o a\u00e7o \u00e9 uma das ligas ferrosas mais \u00fateis e comuns em uso moderno.\u00a0Na figura, h\u00e1 o carboneto de ferro-ferro (Fe-Fe<\/span><sub><span>3<\/span><\/sub><span>C) diagrama de fases.\u00a0A porcentagem de carbono presente e a temperatura definem a fase da liga de ferro-carbono e, portanto, suas caracter\u00edsticas f\u00edsicas e propriedades mec\u00e2nicas.\u00a0A porcentagem de carbono determina o tipo de liga ferrosa: ferro, a\u00e7o ou ferro fundido.<\/span><\/p>\n<h2><span>Fases Comuns em A\u00e7os e Ferros<\/span><\/h2>\n<p><span>O tratamento t\u00e9rmico de a\u00e7os requer uma compreens\u00e3o tanto das fases de equil\u00edbrio quanto das fases metaest\u00e1veis \u200b\u200bque ocorrem durante o aquecimento e\/ou resfriamento.\u00a0Para os a\u00e7os, as fases de equil\u00edbrio est\u00e1vel incluem:<\/span><\/p>\n<ul>\n<li><a href=\"https:\/\/material-properties.org\/what-is-ferrite-definition\/\"><strong><span>Ferrita<\/span><\/strong><\/a><span>.\u00a0A ferrita ou \u03b1-ferrita \u00e9 uma fase de estrutura c\u00fabica de corpo centrado do ferro que existe abaixo de temperaturas de 912\u00b0C para baixas concentra\u00e7\u00f5es de carbono no ferro.\u00a0A \u03b1-ferrita s\u00f3 pode dissolver at\u00e9 0,02% do carbono a 727\u00b0C.\u00a0Isso ocorre devido \u00e0 configura\u00e7\u00e3o da rede de ferro que forma uma estrutura cristalina BCC.\u00a0A fase prim\u00e1ria de baixo teor de carbono ou a\u00e7o macio e a maioria dos ferros fundidos \u00e0 temperatura ambiente \u00e9 \u03b1-Fe ferromagn\u00e9tico.<\/span><\/li>\n<li><a href=\"https:\/\/www.nuclear-power.com\/nuclear-engineering\/materials-science\/phase-diagrams-of-iron-carbon-system\/austenite\/\"><strong><span>Austenita<\/span><\/strong><\/a><span>.\u00a0A austenita, tamb\u00e9m conhecida como ferro de fase gama (\u03b3-Fe), \u00e9 uma fase de estrutura c\u00fabica de face centrada n\u00e3o magn\u00e9tica do ferro.\u00a0A austenita em ligas de ferro-carbono geralmente est\u00e1 presente apenas acima da temperatura eutet\u00f3ide cr\u00edtica (723\u00b0C) e abaixo de 1500\u00b0C, dependendo do teor de carbono.\u00a0No entanto, pode ser mantido \u00e0 temperatura ambiente por adi\u00e7\u00f5es de ligas como n\u00edquel ou mangan\u00eas.\u00a0O carbono desempenha um papel importante no tratamento t\u00e9rmico, porque expande a faixa de temperatura de estabilidade da austenita.\u00a0O teor de carbono mais alto reduz a temperatura necess\u00e1ria para austenitizar o a\u00e7o &#8211; de modo que os \u00e1tomos de ferro se rearranjam para formar uma estrutura de treli\u00e7a FCC.\u00a0A austenita est\u00e1 presente no tipo de a\u00e7o inoxid\u00e1vel mais comumente usado, que \u00e9 muito conhecido por sua<\/span><strong><span>\u00a0resist\u00eancia \u00e0 corros\u00e3o.<\/span><\/strong><\/li>\n<li><strong><span>Grafite<\/span><\/strong><span>.\u00a0Adicionar uma pequena quantidade de carbono n\u00e3o met\u00e1lico ao ferro troca sua grande <\/span><strong><span>ductilidade<\/span><\/strong><span>\u00a0por maior\u00a0<\/span><strong><span>resist\u00eancia<\/span><\/strong><span>.<\/span><\/li>\n<li><a href=\"https:\/\/www.nuclear-power.com\/nuclear-engineering\/materials-science\/phase-diagrams-of-iron-carbon-system\/cementite-fe3c\/\"><strong><span>Cementita<\/span><\/strong><\/a><span>.\u00a0<\/span><strong><span>A cementita (Fe<\/span><\/strong><strong><sub><span>3<\/span><\/sub><\/strong><strong><span>C)<\/span><\/strong><span> \u00e9 um composto metaest\u00e1vel e, em algumas circunst\u00e2ncias, pode se dissociar ou se decompor para formar \u03b1-ferrita e grafite, de acordo com a rea\u00e7\u00e3o: Fe<\/span><sub><span>3<\/span><\/sub><span>C \u2192 3Fe (\u03b1) + C (grafite).\u00a0A cementita em sua forma pura \u00e9 uma cer\u00e2mica e \u00e9 dura e quebradi\u00e7a, o que a torna adequada para o refor\u00e7o de a\u00e7os.\u00a0Suas propriedades mec\u00e2nicas s\u00e3o fun\u00e7\u00e3o de sua microestrutura, que depende de como ele \u00e9 misturado com a ferrita.<\/span><\/li>\n<\/ul>\n<p><span>As fases metaest\u00e1veis \u200b\u200bs\u00e3o:<\/span><\/p>\n<ul>\n<li><strong><a href=\"https:\/\/material-properties.org\/wp-content\/uploads\/2020\/07\/quenching-Pearlite-Bainite-Martensite-1024x589.png\"><img decoding=\"async\" loading=\"lazy\" class=\"alignright wp-image-30196\" src=\"https:\/\/material-properties.org\/wp-content\/uploads\/2020\/07\/quenching-Pearlite-Bainite-Martensite-1024x589.png\" alt=\"t\u00eampera\" width=\"460\" height=\"265\" \/><\/a><a href=\"https:\/\/www.nuclear-power.com\/nuclear-engineering\/materials-science\/phase-diagrams-of-iron-carbon-system\/pearlite\/\"><span>Perlita<\/span><\/a><\/strong><span>.\u00a0Na metalurgia, a perlita \u00e9 uma estrutura met\u00e1lica em camadas de duas fases, composta por camadas alternadas de ferrita (87,5% em peso) e cementita (12,5% em peso) que ocorre em alguns a\u00e7os e ferros fundidos.\u00a0\u00c9 nomeado por sua semelhan\u00e7a com a madrep\u00e9rola.<\/span><\/li>\n<li><a href=\"https:\/\/www.nuclear-power.com\/nuclear-engineering\/materials-science\/phase-diagrams-of-iron-carbon-system\/martensite\/\"><strong><span>Martensita<\/span><\/strong><\/a><span>.\u00a0A martensita \u00e9 uma estrutura metaest\u00e1vel muito dura com uma estrutura cristalina tetragonal de corpo centrado (BCT).\u00a0A martensita \u00e9 formada nos a\u00e7os quando a taxa de resfriamento da austenita \u00e9 t\u00e3o alta que os \u00e1tomos de carbono n\u00e3o t\u00eam tempo de se difundir para fora da estrutura cristalina em quantidades suficientes para formar a cementita (Fe<\/span><sub><span>3<\/span><\/sub><span>C).<\/span><\/li>\n<li><a href=\"https:\/\/www.nuclear-power.com\/nuclear-engineering\/materials-science\/phase-diagrams-of-iron-carbon-system\/bainite-bainitic-steel\/\"><strong><span>Bainita<\/span><\/strong><\/a><span>.\u00a0A bainita \u00e9 uma microestrutura semelhante a uma placa que se forma nos a\u00e7os a partir da austenita quando as taxas de resfriamento n\u00e3o s\u00e3o r\u00e1pidas o<\/span><br \/>\n<span>suficiente para produzir martensita, mas ainda s\u00e3o r\u00e1pidas o suficiente para que o carbono n\u00e3o tenha tempo suficiente para se difundir para formar a perlita.\u00a0Os a\u00e7os bain\u00edticos s\u00e3o geralmente mais fortes e duros que os a\u00e7os perl\u00edticos;\u00a0ainda assim, exibem uma combina\u00e7\u00e3o desej\u00e1vel de resist\u00eancia e ductilidade.<\/span><\/li>\n<\/ul>\n<p><span><\/span><\/p><\/div><\/div><\/span><\/p>\n<p><span><div  class=\"lgc-column lgc-grid-parent lgc-grid-100 lgc-tablet-grid-100 lgc-mobile-grid-100 lgc-equal-heights \"><div  class=\"inside-grid-column\">\n<p><span><div class=\"su-accordion su-u-trim\"><div class=\"su-spoiler su-spoiler-style-default su-spoiler-icon-plus\" data-scroll-offset=\"0\" data-anchor-in-url=\"no\"><div class=\"su-spoiler-title\" tabindex=\"0\" role=\"button\"><span class=\"su-spoiler-icon\"><\/span>Refer\u00eancias:<\/div><div class=\"su-spoiler-content su-u-clearfix su-u-trim\">Ci\u00eancia dos Materiais:<\/div><\/div><\/div><\/span><\/p>\n<p><span>Departamento de Energia dos EUA, Ci\u00eancia de Materiais.\u00a0DOE Fundamentals Handbook, Volume 1 e 2. Janeiro de 1993.<\/span><br \/>\n<span>Departamento de Energia dos EUA, Ci\u00eancia de Materiais.\u00a0DOE Fundamentals Handbook, Volume 2 e 2. Janeiro de 1993.<\/span><br \/>\n<span>William D. Callister, David G. Rethwisch.\u00a0Ci\u00eancia e Engenharia de Materiais: Uma Introdu\u00e7\u00e3o 9\u00aa Edi\u00e7\u00e3o, Wiley;\u00a09 edi\u00e7\u00e3o (4 de dezembro de 2013), ISBN-13: 978-1118324578.<\/span><br \/>\n<span>Eberhart, Mark (2003).\u00a0Por que as coisas quebram: entendendo o mundo pela maneira como ele se desfaz.\u00a0Harmonia.\u00a0ISBN 978-1-4000-4760-4.<\/span><br \/>\n<span>Gaskell, David R. (1995).\u00a0Introdu\u00e7\u00e3o \u00e0 Termodin\u00e2mica dos Materiais (4\u00aa ed.).\u00a0Editora Taylor e Francis.\u00a0ISBN 978-1-56032-992-3.<\/span><br \/>\n<span>Gonz\u00e1lez-Vi\u00f1as, W. &amp; Mancini, HL (2004).\u00a0Uma Introdu\u00e7\u00e3o \u00e0 Ci\u00eancia dos Materiais.\u00a0Princeton University Press.\u00a0ISBN 978-0-691-07097-1.<\/span><br \/>\n<span>Ashby, Michael;\u00a0Hugh Shercliff;\u00a0David Cebon (2007).\u00a0Materiais: engenharia, ci\u00eancia, processamento e design (1\u00aa ed.).\u00a0Butterworth-Heinemann.\u00a0ISBN 978-0-7506-8391-3.<\/span><br \/>\n<span>JR Lamarsh, AJ Baratta, Introdu\u00e7\u00e3o \u00e0 Engenharia Nuclear, 3\u00aa ed., Prentice-Hall, 2001, ISBN: 0-201-82498-1.<\/span><br \/>\n<span><\/span><\/p><\/div><\/div><div class=\"su-divider su-divider-style-dotted\" style=\"margin:15px 0;border-width:2px;border-color:#999999\"><\/div><div class=\"su-divider su-divider-style-default\" style=\"margin:15px 0;border-width:2px;border-color:#999999\"><\/div><div  class=\"lgc-column lgc-grid-parent lgc-grid-33 lgc-tablet-grid-33 lgc-mobile-grid-100 lgc-equal-heights \"><div  class=\"inside-grid-column\"><\/div><\/div><div  class=\"lgc-column lgc-grid-parent lgc-grid-33 lgc-tablet-grid-33 lgc-mobile-grid-100 lgc-equal-heights \"><div  class=\"inside-grid-column\">\n<p><span>Veja acima:<\/span><br \/>\n<span>Diagrama de fases<a href=\"https:\/\/www.nuclear-power.com\/nuclear-engineering\/materials-science\/phase-diagrams-of-iron-carbon-system\/\" class=\"su-button su-button-style-flat\" style=\"color:#606060;background-color:#ffffff;border-color:#cccccc;border-radius:10px;-moz-border-radius:10px;-webkit-border-radius:10px\" target=\"_self\"><span style=\"color:#606060;padding:7px 20px;font-size:16px;line-height:24px;border-color:#ffffff;border-radius:10px;-moz-border-radius:10px;-webkit-border-radius:10px;text-shadow:0px 0px 0px #000000;-moz-text-shadow:0px 0px 0px #000000;-webkit-text-shadow:0px 0px 0px #000000\"><i class=\"sui sui-link\" style=\"font-size:16px;color:#5d5d5d\"><\/i> <\/span><\/a><\/span><\/p><\/div><\/div><div  class=\"lgc-column lgc-grid-parent lgc-grid-33 lgc-tablet-grid-33 lgc-mobile-grid-100 lgc-equal-heights \"><div  class=\"inside-grid-column\"><\/div><\/div><\/span><\/p>\n<p><span><div class=\"su-divider su-divider-style-dotted\" style=\"margin:15px 0;border-width:2px;border-color:#999999\"><\/div><\/span><\/p>\n<p><span>Esperamos que este artigo,\u00a0<\/span><strong><span>Fases comuns em a\u00e7os<\/span><\/strong><span>, ajude voc\u00ea.\u00a0Se sim,\u00a0<\/span><strong><span>d\u00ea um like<\/span><\/strong><span>\u00a0na barra lateral.\u00a0O objetivo principal deste site \u00e9 ajudar o p\u00fablico a aprender algumas informa\u00e7\u00f5es interessantes e importantes sobre materiais e suas propriedades.<\/span><\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Esperamos que este artigo,\u00a0Fases comuns em a\u00e7os, ajude voc\u00ea.\u00a0Se sim,\u00a0d\u00ea um like\u00a0na barra lateral.\u00a0O objetivo principal deste site \u00e9 ajudar o p\u00fablico a aprender algumas informa\u00e7\u00f5es interessantes e importantes sobre materiais e suas propriedades. &nbsp;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[53],"tags":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.2 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>O que s\u00e3o fases comuns em a\u00e7os - Defini\u00e7\u00e3o | Propriedades do Material<\/title>\n<meta name=\"description\" content=\"Para os a\u00e7os, as fases de equil\u00edbrio est\u00e1vel incluem: Ferrita, cementita e austenita. As fases metaest\u00e1veis s\u00e3o: Perlita, bainita e martensita.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/material-properties.org\/pt-br\/o-que-sao-fases-comuns-em-acos-definicao\/\" \/>\n<meta property=\"og:locale\" content=\"pt_BR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"O que s\u00e3o fases comuns em a\u00e7os - Defini\u00e7\u00e3o | Propriedades do Material\" \/>\n<meta property=\"og:description\" content=\"Para os a\u00e7os, as fases de equil\u00edbrio est\u00e1vel incluem: Ferrita, cementita e austenita. As fases metaest\u00e1veis s\u00e3o: Perlita, bainita e martensita.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/material-properties.org\/pt-br\/o-que-sao-fases-comuns-em-acos-definicao\/\" \/>\n<meta property=\"og:site_name\" content=\"Material Properties\" \/>\n<meta property=\"article:published_time\" content=\"2023-01-21T00:21:11+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2023-02-06T08:40:39+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/material-properties.org\/wp-content\/uploads\/2020\/07\/Fe-Fe3C-Phase-Diagram-300x211.png\" \/>\n<meta name=\"author\" content=\"Nick Connor\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Escrito por\" \/>\n\t<meta name=\"twitter:data1\" content=\"Nick Connor\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. tempo de leitura\" \/>\n\t<meta name=\"twitter:data2\" content=\"6 minutos\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/material-properties.org\/pt-br\/o-que-sao-fases-comuns-em-acos-definicao\/\",\"url\":\"https:\/\/material-properties.org\/pt-br\/o-que-sao-fases-comuns-em-acos-definicao\/\",\"name\":\"O que s\u00e3o fases comuns em a\u00e7os - Defini\u00e7\u00e3o | Propriedades do Material\",\"isPartOf\":{\"@id\":\"https:\/\/material-properties.org\/pt-br\/#website\"},\"datePublished\":\"2023-01-21T00:21:11+00:00\",\"dateModified\":\"2023-02-06T08:40:39+00:00\",\"author\":{\"@id\":\"https:\/\/material-properties.org\/pt-br\/#\/schema\/person\/e8c544db9afedaec8574d6464f9398bb\"},\"description\":\"Para os a\u00e7os, as fases de equil\u00edbrio est\u00e1vel incluem: Ferrita, cementita e austenita. As fases metaest\u00e1veis s\u00e3o: Perlita, bainita e martensita.\",\"breadcrumb\":{\"@id\":\"https:\/\/material-properties.org\/pt-br\/o-que-sao-fases-comuns-em-acos-definicao\/#breadcrumb\"},\"inLanguage\":\"pt-BR\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/material-properties.org\/pt-br\/o-que-sao-fases-comuns-em-acos-definicao\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/material-properties.org\/pt-br\/o-que-sao-fases-comuns-em-acos-definicao\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Dom\u016f\",\"item\":\"https:\/\/material-properties.org\/pt-br\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"O que s\u00e3o fases comuns em a\u00e7os &#8211; Defini\u00e7\u00e3o\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/material-properties.org\/pt-br\/#website\",\"url\":\"https:\/\/material-properties.org\/pt-br\/\",\"name\":\"Material Properties\",\"description\":\"\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/material-properties.org\/pt-br\/?s={search_term_string}\"},\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"pt-BR\"},{\"@type\":\"Person\",\"@id\":\"https:\/\/material-properties.org\/pt-br\/#\/schema\/person\/e8c544db9afedaec8574d6464f9398bb\",\"name\":\"Nick Connor\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"pt-BR\",\"@id\":\"https:\/\/material-properties.org\/pt-br\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/secure.gravatar.com\/avatar\/84c0dec310b44b65da29dc9df6925239?s=96&d=mm&r=g\",\"contentUrl\":\"https:\/\/secure.gravatar.com\/avatar\/84c0dec310b44b65da29dc9df6925239?s=96&d=mm&r=g\",\"caption\":\"Nick Connor\"},\"url\":\"https:\/\/material-properties.org\/pt-br\/author\/matan\/\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"O que s\u00e3o fases comuns em a\u00e7os - Defini\u00e7\u00e3o | Propriedades do Material","description":"Para os a\u00e7os, as fases de equil\u00edbrio est\u00e1vel incluem: Ferrita, cementita e austenita. As fases metaest\u00e1veis s\u00e3o: Perlita, bainita e martensita.","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:\/\/material-properties.org\/pt-br\/o-que-sao-fases-comuns-em-acos-definicao\/","og_locale":"pt_BR","og_type":"article","og_title":"O que s\u00e3o fases comuns em a\u00e7os - Defini\u00e7\u00e3o | Propriedades do Material","og_description":"Para os a\u00e7os, as fases de equil\u00edbrio est\u00e1vel incluem: Ferrita, cementita e austenita. As fases metaest\u00e1veis s\u00e3o: Perlita, bainita e martensita.","og_url":"https:\/\/material-properties.org\/pt-br\/o-que-sao-fases-comuns-em-acos-definicao\/","og_site_name":"Material Properties","article_published_time":"2023-01-21T00:21:11+00:00","article_modified_time":"2023-02-06T08:40:39+00:00","og_image":[{"url":"https:\/\/material-properties.org\/wp-content\/uploads\/2020\/07\/Fe-Fe3C-Phase-Diagram-300x211.png"}],"author":"Nick Connor","twitter_card":"summary_large_image","twitter_misc":{"Escrito por":"Nick Connor","Est. tempo de leitura":"6 minutos"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/material-properties.org\/pt-br\/o-que-sao-fases-comuns-em-acos-definicao\/","url":"https:\/\/material-properties.org\/pt-br\/o-que-sao-fases-comuns-em-acos-definicao\/","name":"O que s\u00e3o fases comuns em a\u00e7os - Defini\u00e7\u00e3o | Propriedades do Material","isPartOf":{"@id":"https:\/\/material-properties.org\/pt-br\/#website"},"datePublished":"2023-01-21T00:21:11+00:00","dateModified":"2023-02-06T08:40:39+00:00","author":{"@id":"https:\/\/material-properties.org\/pt-br\/#\/schema\/person\/e8c544db9afedaec8574d6464f9398bb"},"description":"Para os a\u00e7os, as fases de equil\u00edbrio est\u00e1vel incluem: Ferrita, cementita e austenita. As fases metaest\u00e1veis s\u00e3o: Perlita, bainita e martensita.","breadcrumb":{"@id":"https:\/\/material-properties.org\/pt-br\/o-que-sao-fases-comuns-em-acos-definicao\/#breadcrumb"},"inLanguage":"pt-BR","potentialAction":[{"@type":"ReadAction","target":["https:\/\/material-properties.org\/pt-br\/o-que-sao-fases-comuns-em-acos-definicao\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/material-properties.org\/pt-br\/o-que-sao-fases-comuns-em-acos-definicao\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Dom\u016f","item":"https:\/\/material-properties.org\/pt-br\/"},{"@type":"ListItem","position":2,"name":"O que s\u00e3o fases comuns em a\u00e7os &#8211; Defini\u00e7\u00e3o"}]},{"@type":"WebSite","@id":"https:\/\/material-properties.org\/pt-br\/#website","url":"https:\/\/material-properties.org\/pt-br\/","name":"Material Properties","description":"","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/material-properties.org\/pt-br\/?s={search_term_string}"},"query-input":"required name=search_term_string"}],"inLanguage":"pt-BR"},{"@type":"Person","@id":"https:\/\/material-properties.org\/pt-br\/#\/schema\/person\/e8c544db9afedaec8574d6464f9398bb","name":"Nick Connor","image":{"@type":"ImageObject","inLanguage":"pt-BR","@id":"https:\/\/material-properties.org\/pt-br\/#\/schema\/person\/image\/","url":"https:\/\/secure.gravatar.com\/avatar\/84c0dec310b44b65da29dc9df6925239?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/84c0dec310b44b65da29dc9df6925239?s=96&d=mm&r=g","caption":"Nick Connor"},"url":"https:\/\/material-properties.org\/pt-br\/author\/matan\/"}]}},"_links":{"self":[{"href":"https:\/\/material-properties.org\/pt-br\/wp-json\/wp\/v2\/posts\/119388"}],"collection":[{"href":"https:\/\/material-properties.org\/pt-br\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/material-properties.org\/pt-br\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/material-properties.org\/pt-br\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/material-properties.org\/pt-br\/wp-json\/wp\/v2\/comments?post=119388"}],"version-history":[{"count":0,"href":"https:\/\/material-properties.org\/pt-br\/wp-json\/wp\/v2\/posts\/119388\/revisions"}],"wp:attachment":[{"href":"https:\/\/material-properties.org\/pt-br\/wp-json\/wp\/v2\/media?parent=119388"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/material-properties.org\/pt-br\/wp-json\/wp\/v2\/categories?post=119388"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/material-properties.org\/pt-br\/wp-json\/wp\/v2\/tags?post=119388"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}