{"id":11825,"date":"2025-12-31T21:02:20","date_gmt":"2025-12-31T13:02:20","guid":{"rendered":"https:\/\/aobosteel.com\/?page_id=11825"},"modified":"2026-06-25T14:55:21","modified_gmt":"2026-06-25T06:55:21","slug":"tool-steel-heat-treatment-guide","status":"publish","type":"page","link":"https:\/\/aobosteel.com\/pt\/tool-steel-heat-treatment-guide\/","title":{"rendered":"Guia de Tratamento T\u00e9rmico de A\u00e7o Ferramenta"},"content":{"rendered":"<meta charset=\"UTF-8\">\n<meta name=\"viewport\" content=\"width=device-width, initial-scale=1.0\">\n<title>Centro T\u00e9cnico de Tratamento T\u00e9rmico de A\u00e7os para Ferramentas | Aobo Steel<\/title>\n<meta name=\"description\" content=\"Orienta\u00e7\u00f5es sobre tratamento t\u00e9rmico para a\u00e7os ferramenta por classe \u2014 austenitiza\u00e7\u00e3o, t\u00eampera e dureza de trabalho para a\u00e7os para trabalho a frio, trabalho a quente, a\u00e7os r\u00e1pidos e a\u00e7os para moldes. 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quente, a\u00e7os r\u00e1pidos, a\u00e7os inoxid\u00e1veis e a\u00e7os para rolamentos, juntamente com os princ\u00edpios fundamentais para o controle de distor\u00e7\u00e3o e trincas. Leia o guia que voc\u00ea precisa ou envie as especifica\u00e7\u00f5es para um or\u00e7amento de fornecimento em grande quantidade.<\/p>\n    <div class=\"hero-cta\">\n      <a href=\"javascript:void(0);\" class=\"btn btn-heat quote-btn popmake-16052\">Solicite um or\u00e7amento<\/a>\n      <a href=\"https:\/\/aobosteel.com\/pt\/tool-steels\/\" class=\"btn btn-ghost\">Veja o cat\u00e1logo de a\u00e7os para ferramentas.<\/a>\n    <\/div>\n  <\/div>\n<\/header>\n\n<!-- GUIDES -->\n<section class=\"guides\" id=\"guides\">\n  <div class=\"wrap\">\n    <!-- COLD WORK -->\n    <div class=\"cat\" id=\"cold-work\">\n      <div class=\"cat-header\"><h3>Trabalho a frio<\/h3><span class=\"cat-note\">Graus resistentes ao desgaste para estampagem, conforma\u00e7\u00e3o e corte \u00e0 temperatura ambiente.<\/span><\/div>\n      <div class=\"grid\">\n\n        <article class=\"card\">\n          <div class=\"card-top\"><span class=\"card-grade\">D2<\/span><span class=\"card-desig\">1.2379 \/ SKD11<\/span><\/div>\n          <p class=\"card-desc\">A\u00e7o para trabalho a frio com alto teor de carbono e cromo. O endurecimento ao ar mant\u00e9m a distor\u00e7\u00e3o baixa, proporcionando excelente resist\u00eancia ao desgaste para longas s\u00e9ries de produ\u00e7\u00e3o.<\/p>\n          <div class=\"spec\">\n            <div><span class=\"k\">Austenizar<\/span><span class=\"v hot\">995\u20131030\u00b0C<\/span><\/div>\n            <div><span class=\"k\">Extin\u00e7\u00e3o<\/span><span class=\"v\">Ar<\/span><\/div>\n            <div><span class=\"k\">Trabalhando<\/span><span class=\"v\">58\u201360 HRC<\/span><\/div>\n          <\/div>\n          <div class=\"card-actions\"><a class=\"a-quote quote-btn popmake-16052\" href=\"javascript:void(0);\">Solicite um or\u00e7amento<\/a><a class=\"a-guide guide-secondary\" href=\"https:\/\/aobosteel.com\/pt\/d2-tool-steel-heat-treatment-guide\/\">Leia o guia<\/a><\/div>\n        <\/article>\n\n        <article class=\"card\">\n          <div class=\"card-top\"><span class=\"card-grade\">D3<\/span><span class=\"card-desig\">1.2080 \/ SKD1<\/span><\/div>\n          <p class=\"card-desc\">A\u00e7o para trabalho a frio de alta resist\u00eancia ao desgaste, ideal para estampagem e conforma\u00e7\u00e3o em grandes volumes. O endurecimento em \u00f3leo atinge dureza muito elevada, mas requer cuidado para evitar fissuras por t\u00eampera.<\/p>\n          <div class=\"spec\">\n            <div><span class=\"k\">Austenizar<\/span><span class=\"v hot\">925\u2013980\u00b0C<\/span><\/div>\n            <div><span class=\"k\">Extin\u00e7\u00e3o<\/span><span class=\"v\">\u00d3leo<\/span><\/div>\n            <div><span class=\"k\">Trabalhando<\/span><span class=\"v\">58\u201364 HRC<\/span><\/div>\n          <\/div>\n          <div class=\"card-actions\"><a class=\"a-quote quote-btn popmake-16052\" href=\"javascript:void(0);\">Solicite um or\u00e7amento<\/a><a class=\"a-guide guide-secondary\" href=\"https:\/\/aobosteel.com\/pt\/d3-tool-steel-heat-treatment\/\">Leia o guia<\/a><\/div>\n        <\/article>\n\n        <article class=\"card\">\n          <div class=\"card-top\"><span class=\"card-grade\">D6<\/span><span class=\"card-desig\">1.2436 \/ SKD2<\/span><\/div>\n          <p class=\"card-desc\">A\u00e7o para trabalho a frio com liga de tungst\u00eanio, contendo carbonetos finos e est\u00e1veis que mant\u00eam um fio de corte afiado em ferramentas de corte e acabamento.<\/p>\n          <div class=\"spec\">\n            <div><span class=\"k\">Austenizar<\/span><span class=\"v hot\">~960\u00b0C<\/span><\/div>\n            <div><span class=\"k\">Extin\u00e7\u00e3o<\/span><span class=\"v\">\u00d3leo<\/span><\/div>\n            <div><span class=\"k\">Trabalhando<\/span><span class=\"v\">58\u201364 HRC<\/span><\/div>\n          <\/div>\n          <div class=\"card-actions\"><a class=\"a-quote quote-btn popmake-16052\" href=\"javascript:void(0);\">Solicite um or\u00e7amento<\/a><a class=\"a-guide guide-secondary\" href=\"https:\/\/aobosteel.com\/pt\/d6-tool-steel-heat-treatment\/\">Leia o guia<\/a><\/div>\n        <\/article>\n\n        <article class=\"card\">\n          <div class=\"card-top\"><span class=\"card-grade\">A2<\/span><span class=\"card-desig\">1.2363 \/ SKD12<\/span><\/div>\n          <p class=\"card-desc\">A\u00e7o para trabalho a frio com endurecimento ao ar, que equilibra resist\u00eancia ao desgaste e tenacidade, com melhor estabilidade dimensional do que os a\u00e7os com endurecimento em \u00f3leo.<\/p>\n          <div class=\"spec\">\n            <div><span class=\"k\">Austenizar<\/span><span class=\"v hot\">925\u2013980\u00b0C<\/span><\/div>\n            <div><span class=\"k\">Extin\u00e7\u00e3o<\/span><span class=\"v\">Ar<\/span><\/div>\n            <div><span class=\"k\">Trabalhando<\/span><span class=\"v\">57\u201362 HRC<\/span><\/div>\n          <\/div>\n          <div class=\"card-actions\"><a class=\"a-quote quote-btn popmake-16052\" href=\"javascript:void(0);\">Solicite um or\u00e7amento<\/a><a class=\"a-guide guide-secondary\" href=\"https:\/\/aobosteel.com\/pt\/a2-tool-steel-heat-treatment-guide\/\">Leia o guia<\/a><\/div>\n        <\/article>\n\n        <article class=\"card\">\n          <div class=\"card-top\"><span class=\"card-grade\">O1<\/span><span class=\"card-desig\">1.2510 \/ SKS3<\/span><\/div>\n          <p class=\"card-desc\">A\u00e7o ferramenta de uso geral, temper\u00e1vel em \u00f3leo, f\u00e1cil de usinar e tolerante na oficina, uma escolha confi\u00e1vel para produ\u00e7\u00f5es de pequeno a m\u00e9dio porte.<\/p>\n          <div class=\"spec\">\n            <div><span class=\"k\">Austenizar<\/span><span class=\"v hot\">790\u2013815\u00b0C<\/span><\/div>\n            <div><span class=\"k\">Extin\u00e7\u00e3o<\/span><span class=\"v\">\u00d3leo<\/span><\/div>\n            <div><span class=\"k\">Trabalhando<\/span><span class=\"v\">57\u201362 HRC<\/span><\/div>\n          <\/div>\n          <div class=\"card-actions\"><a class=\"a-quote quote-btn popmake-16052\" href=\"javascript:void(0);\">Solicite um or\u00e7amento<\/a><a class=\"a-guide guide-secondary\" href=\"https:\/\/aobosteel.com\/pt\/o1-tool-steel-heat-treatment\/\">Leia o guia<\/a><\/div>\n        <\/article>\n\n        <article class=\"card\">\n          <div class=\"card-top\"><span class=\"card-grade\">O2<\/span><span class=\"card-desig\">1.2842<\/span><\/div>\n          <p class=\"card-desc\">A\u00e7o mangan\u00eas para t\u00eampera em \u00f3leo, com baixa distor\u00e7\u00e3o ap\u00f3s o resfriamento, ideal para calibradores e ferramentas de precis\u00e3o.<\/p>\n          <div class=\"spec\">\n            <div><span class=\"k\">Austenizar<\/span><span class=\"v hot\">790\u2013815\u00b0C<\/span><\/div>\n            <div><span class=\"k\">Extin\u00e7\u00e3o<\/span><span class=\"v\">\u00d3leo<\/span><\/div>\n            <div><span class=\"k\">Trabalhando<\/span><span class=\"v\">57\u201362 HRC<\/span><\/div>\n          <\/div>\n          <div class=\"card-actions\"><a class=\"a-quote quote-btn popmake-16052\" href=\"javascript:void(0);\">Solicite um or\u00e7amento<\/a><a class=\"a-guide guide-secondary\" href=\"https:\/\/aobosteel.com\/pt\/o2-tool-steel-heat-treatment\/\">Leia o guia<\/a><\/div>\n        <\/article>\n\n      <\/div>\n    <\/div>\n\n    <!-- SHOCK-RESISTING -->\n    <div class=\"cat\" id=\"shock\">\n      <div class=\"cat-header\"><h3>Resistente a choques<\/h3><span class=\"cat-note\">Graus de resist\u00eancia elevados para ferramentas submetidas a impactos e choques severos.<\/span><\/div>\n      <div class=\"grid\">\n\n        <article class=\"card\">\n          <div class=\"card-top\"><span class=\"card-grade\">S1<\/span><span class=\"card-desig\">1.2550<\/span><\/div>\n          <p class=\"card-desc\">A\u00e7o de tungst\u00eanio resistente a choques, utilizado em ferramentas de impacto que tamb\u00e9m necessitam de resist\u00eancia moderada ao desgaste. Frequentemente, \u00e9 temperado imediatamente ap\u00f3s a t\u00eampera para evitar fissuras.<\/p>\n          <div class=\"spec\">\n            <div><span class=\"k\">Austenizar<\/span><span class=\"v hot\">900\u2013955\u00b0C<\/span><\/div>\n            <div><span class=\"k\">Extin\u00e7\u00e3o<\/span><span class=\"v\">\u00d3leo<\/span><\/div>\n            <div><span class=\"k\">Trabalhando<\/span><span class=\"v\">50\u201358 HRC<\/span><\/div>\n          <\/div>\n          <div class=\"card-actions\"><a class=\"a-quote quote-btn popmake-16052\" href=\"javascript:void(0);\">Solicite um or\u00e7amento<\/a><a class=\"a-guide guide-secondary\" href=\"https:\/\/aobosteel.com\/pt\/s1-tool-steel-heat-treatment-guide\/\">Leia o guia<\/a><\/div>\n        <\/article>\n\n        <article class=\"card\">\n          <div class=\"card-top\"><span class=\"card-grade\">S7<\/span><span class=\"card-desig\">1.2355<\/span><\/div>\n          <p class=\"card-desc\">A\u00e7o resistente a choques e endurec\u00edvel ao ar, com alta tenacidade e temperabilidade profunda, para matrizes que sofrem impactos fortes e repetidos.<\/p>\n          <div class=\"spec\">\n            <div><span class=\"k\">Austenizar<\/span><span class=\"v hot\">925\u2013955\u00b0C<\/span><\/div>\n            <div><span class=\"k\">Extin\u00e7\u00e3o<\/span><span class=\"v\">Ar<\/span><\/div>\n            <div><span class=\"k\">Trabalhando<\/span><span class=\"v\">54\u201358 HRC<\/span><\/div>\n          <\/div>\n          <div class=\"card-actions\"><a class=\"a-quote quote-btn popmake-16052\" href=\"javascript:void(0);\">Solicite um or\u00e7amento<\/a><a class=\"a-guide guide-secondary\" href=\"https:\/\/aobosteel.com\/pt\/s7-tool-steel-heat-treatment\/\">Leia o guia<\/a><\/div>\n        <\/article>\n\n      <\/div>\n    <\/div>\n\n    <!-- HOT WORK -->\n    <div class=\"cat\" id=\"hot-work\">\n      <div class=\"cat-header\"><h3>Trabalho a quente<\/h3><span class=\"cat-note\">Graus que mant\u00eam a resist\u00eancia e a fadiga t\u00e9rmica em temperaturas elevadas.<\/span><\/div>\n      <div class=\"grid\">\n\n        <article class=\"card\">\n          <div class=\"card-top\"><span class=\"card-grade\">H10<\/span><span class=\"card-desig\">1.2365<\/span><\/div>\n          <p class=\"card-desc\">A\u00e7o cromo-molibd\u00eanio para trabalho a quente com alta resist\u00eancia ao amolecimento t\u00e9rmico, utilizado em pun\u00e7\u00f5es a quente, ferramentas de extrus\u00e3o e insertos.<\/p>\n          <div class=\"spec\">\n            <div><span class=\"k\">Austenizar<\/span><span class=\"v hot\">995\u20131025\u00b0C<\/span><\/div>\n            <div><span class=\"k\">Extin\u00e7\u00e3o<\/span><span class=\"v\">Ar<\/span><\/div>\n            <div><span class=\"k\">Trabalhando<\/span><span class=\"v\">40\u201352 HRC<\/span><\/div>\n          <\/div>\n          <div class=\"card-actions\"><a class=\"a-quote quote-btn popmake-16052\" href=\"javascript:void(0);\">Solicite um or\u00e7amento<\/a><a class=\"a-guide guide-secondary\" href=\"https:\/\/aobosteel.com\/pt\/h10-tool-steel-heat-treatment-guide\/\">Leia o guia<\/a><\/div>\n        <\/article>\n\n        <article class=\"card\">\n          <div class=\"card-top\"><span class=\"card-grade\">H11<\/span><span class=\"card-desig\">1.2343 \/ SKD6<\/span><\/div>\n          <p class=\"card-desc\">A\u00e7o para trabalho a quente com endurecimento ao ar, com alta temperabilidade e tenacidade, para moldes de fundi\u00e7\u00e3o sob press\u00e3o, extrus\u00e3o e forjamento.<\/p>\n          <div class=\"spec\">\n            <div><span class=\"k\">Austenizar<\/span><span class=\"v hot\">995\u20131025\u00b0C<\/span><\/div>\n            <div><span class=\"k\">Extin\u00e7\u00e3o<\/span><span class=\"v\">Ar<\/span><\/div>\n            <div><span class=\"k\">Trabalhando<\/span><span class=\"v\">42\u201354 HRC<\/span><\/div>\n          <\/div>\n          <div class=\"card-actions\"><a class=\"a-quote quote-btn popmake-16052\" href=\"javascript:void(0);\">Solicite um or\u00e7amento<\/a><a class=\"a-guide guide-secondary\" href=\"https:\/\/aobosteel.com\/pt\/h11-tool-steel-heat-treatment\/\">Leia o guia<\/a><\/div>\n        <\/article>\n\n        <article class=\"card\">\n          <div class=\"card-top\"><span class=\"card-grade\">H13<\/span><span class=\"card-desig\">1.2344 \/ SKD61<\/span><\/div>\n          <p class=\"card-desc\">A liga de alta resist\u00eancia para trabalhos a quente, que combina resist\u00eancia \u00e0 fadiga t\u00e9rmica com tenacidade para moldes de fundi\u00e7\u00e3o, forjamento e extrus\u00e3o.<\/p>\n          <div class=\"spec\">\n            <div><span class=\"k\">Austenizar<\/span><span class=\"v hot\">995\u20131040\u00b0C<\/span><\/div>\n            <div><span class=\"k\">Extin\u00e7\u00e3o<\/span><span class=\"v\">Ar<\/span><\/div>\n            <div><span class=\"k\">Trabalhando<\/span><span class=\"v\">44\u201352 HRC<\/span><\/div>\n          <\/div>\n          <div class=\"card-actions\"><a class=\"a-quote quote-btn popmake-16052\" href=\"javascript:void(0);\">Solicite um or\u00e7amento<\/a><a class=\"a-guide guide-secondary\" href=\"https:\/\/aobosteel.com\/pt\/h13-steel-heat-treatment\/\">Leia o guia<\/a><\/div>\n        <\/article>\n\n      <\/div>\n    <\/div>\n\n    <!-- HIGH SPEED -->\n    <div class=\"cat\" id=\"high-speed\">\n      <div class=\"cat-header\"><h3>Alta velocidade<\/h3><span class=\"cat-note\">Graus de dureza vermelha para ferramentas de corte que operam em altas temperaturas e velocidades elevadas.<\/span><\/div>\n      <div class=\"grid\">\n\n        <article class=\"card\">\n          <div class=\"card-top\"><span class=\"card-grade\">M2<\/span><span class=\"card-desig\">1.3343 \/ SKH51<\/span><\/div>\n          <p class=\"card-desc\">A\u00e7o r\u00e1pido vers\u00e1til com um forte equil\u00edbrio entre resist\u00eancia ao desgaste e tenacidade, ideal para brocas, machos e ferramentas de corte.<\/p>\n          <div class=\"spec\">\n            <div><span class=\"k\">Austenizar<\/span><span class=\"v hot\">1190\u20131230\u00b0C<\/span><\/div>\n            <div><span class=\"k\">Extin\u00e7\u00e3o<\/span><span class=\"v\">\u00d3leo\/Ar\/Sal<\/span><\/div>\n            <div><span class=\"k\">Trabalhando<\/span><span class=\"v\">60\u201365 HRC<\/span><\/div>\n          <\/div>\n          <div class=\"card-actions\"><a class=\"a-quote quote-btn popmake-16052\" href=\"javascript:void(0);\">Solicite um or\u00e7amento<\/a><a class=\"a-guide guide-secondary\" href=\"https:\/\/aobosteel.com\/pt\/m2-tool-steel-heat-treatment\/\">Leia o guia<\/a><\/div>\n        <\/article>\n\n      <\/div>\n    <\/div>\n\n    <!-- STAINLESS -->\n    <div class=\"cat\" id=\"stainless\">\n      <div class=\"cat-header\"><h3>Inoxid\u00e1vel<\/h3><span class=\"cat-note\">Classes resistentes \u00e0 corros\u00e3o para moldes, l\u00e2minas e pe\u00e7as de desgaste em ambientes \u00famidos ou higi\u00eanicos.<\/span><\/div>\n      <div class=\"grid\">\n\n        <article class=\"card\">\n          <div class=\"card-top\"><span class=\"card-grade\">440 \u00b0C<\/span><span class=\"card-desig\">1.4125 \/ SUS440C<\/span><\/div>\n          <p class=\"card-desc\">A\u00e7o inoxid\u00e1vel martens\u00edtico de alto carbono que atinge alta dureza e, ao mesmo tempo, resiste \u00e0 corros\u00e3o, usado em rolamentos, l\u00e2minas de facas e pe\u00e7as de desgaste.<\/p>\n          <div class=\"spec\">\n            <div><span class=\"k\">Austenizar<\/span><span class=\"v hot\">1010-1065\u00b0C<\/span><\/div>\n            <div><span class=\"k\">Extin\u00e7\u00e3o<\/span><span class=\"v\">\u00d3leo\/Ar<\/span><\/div>\n            <div><span class=\"k\">Trabalhando<\/span><span class=\"v\">58-60 HRC<\/span><\/div>\n          <\/div>\n          <div class=\"card-actions\"><a class=\"a-quote quote-btn popmake-16052\" href=\"javascript:void(0);\">Solicite um or\u00e7amento<\/a><a class=\"a-guide guide-secondary\" href=\"https:\/\/aobosteel.com\/pt\/440c-stainless-steel-heat-treatment\/\">Leia o guia<\/a><\/div>\n        <\/article>\n\n        <article class=\"card\">\n          <div class=\"card-top\"><span class=\"card-grade\">420<\/span><span class=\"card-desig\">1.2083 \/ SUS420<\/span><\/div>\n          <p class=\"card-desc\">A\u00e7o inoxid\u00e1vel martens\u00edtico resistente \u00e0 corros\u00e3o e com boa capacidade de polimento, amplamente utilizado em moldes de pl\u00e1stico e l\u00e2minas que operam em condi\u00e7\u00f5es \u00famidas ou corrosivas.<\/p>\n          <div class=\"spec\">\n            <div><span class=\"k\">Austenizar<\/span><span class=\"v hot\">980-1035\u00b0C<\/span><\/div>\n            <div><span class=\"k\">Extin\u00e7\u00e3o<\/span><span class=\"v\">\u00d3leo\/Ar<\/span><\/div>\n            <div><span class=\"k\">Trabalhando<\/span><span class=\"v\">48-52 HRC<\/span><\/div>\n          <\/div>\n          <div class=\"card-actions\"><a class=\"a-quote quote-btn popmake-16052\" href=\"javascript:void(0);\">Solicite um or\u00e7amento<\/a><a class=\"a-guide guide-secondary\" href=\"https:\/\/aobosteel.com\/pt\/420-stainless-steel-heat-treatment\/\">Leia o guia<\/a><\/div>\n        <\/article>\n\n      <\/div>\n    <\/div>\n\n    <!-- BEARING & OTHER -->\n    <div class=\"cat\" id=\"bearing\">\n      <div class=\"cat-header\"><h3>Rolamentos e outros<\/h3><span class=\"cat-note\">Classes especiais para rolamentos e ferramentas de forjamento sujeitas a impactos.<\/span><\/div>\n      <div class=\"grid\">\n\n        <article class=\"card\">\n          <div class=\"card-top\"><span class=\"card-grade\">52100<\/span><span class=\"card-desig\">1,3505 \/ 100Cr6<\/span><\/div>\n          <p class=\"card-desc\">A\u00e7o cromo-carbono para rolamentos, indicado para componentes que necessitam de alta dureza e boa resist\u00eancia ao desgaste, como rolos e an\u00e9is de rolamento.<\/p>\n          <div class=\"spec\">\n            <div><span class=\"k\">Austenizar<\/span><span class=\"v hot\">815\u2013860\u00b0C<\/span><\/div>\n            <div><span class=\"k\">Extin\u00e7\u00e3o<\/span><span class=\"v\">\u00d3leo<\/span><\/div>\n            <div><span class=\"k\">Trabalhando<\/span><span class=\"v\">60\u201364 HRC<\/span><\/div>\n          <\/div>\n          <div class=\"card-actions\"><a class=\"a-quote quote-btn popmake-16052\" href=\"javascript:void(0);\">Solicite um or\u00e7amento<\/a><a class=\"a-guide guide-secondary\" href=\"https:\/\/aobosteel.com\/pt\/52100-steel-heat-treatment-guide\/\">Leia o guia<\/a><\/div>\n        <\/article>\n\n        <article class=\"card\">\n          <div class=\"card-top\"><span class=\"card-grade\">L6<\/span><span class=\"card-desig\">1.2714 \/ SKT4<\/span><\/div>\n          <p class=\"card-desc\">A\u00e7o ferramenta n\u00edquel-cromo com alta tenacidade e boa temperabilidade para matrizes sujeitas a impactos e ferramentas de forjamento de grande porte.<\/p>\n          <div class=\"spec\">\n            <div><span class=\"k\">Austenizar<\/span><span class=\"v hot\">815\u2013870\u00b0C<\/span><\/div>\n            <div><span class=\"k\">Extin\u00e7\u00e3o<\/span><span class=\"v\">\u00d3leo<\/span><\/div>\n            <div><span class=\"k\">Trabalhando<\/span><span class=\"v\">45\u201358 HRC<\/span><\/div>\n          <\/div>\n          <div class=\"card-actions\"><a class=\"a-quote quote-btn popmake-16052\" href=\"javascript:void(0);\">Solicite um or\u00e7amento<\/a><a class=\"a-guide guide-secondary\" href=\"https:\/\/aobosteel.com\/pt\/l6-tool-steel-heat-treatment\/\">Leia o guia<\/a><\/div>\n        <\/article>\n\n      <\/div>\n    <\/div>\n\n  <\/div>\n<\/section>\n\n<!-- FUNDAMENTALS -->\n<section class=\"fund\">\n  <div class=\"wrap\">\n    <h2>Tratamento t\u00e9rmico, em quatro etapas<\/h2>\n    <p class=\"fund-lead\">O tratamento t\u00e9rmico consiste em aquecimento e resfriamento controlados que alteram a microestrutura e as propriedades, limitando a altera\u00e7\u00e3o da forma. A sequ\u00eancia de etapas inclui pr\u00e9-aquecimento, austenitiza\u00e7\u00e3o, t\u00eampera e revenido, e o resultado final \u00e9 determinado pelo seu elo mais fraco, sobretudo a uniformidade do forno, a geometria da pe\u00e7a e a severidade da t\u00eampera.<\/p>\n\n    <div class=\"fund-cols\">\n      <div>\n        <h4><span class=\"dot\"><\/span>Cadeia de processos<\/h4>\n        <ol class=\"steps\">\n          <li><b>Pr\u00e9-aque\u00e7a<\/b> Reduz o choque t\u00e9rmico e diminui o risco de fissuras.<\/li>\n          <li><b>Austenizar<\/b> Dissolve os carbonetos para enriquecer a austenita com carbono e elementos de liga.<\/li>\n          <li><b>Extin\u00e7\u00e3o<\/b> Suprime a perlita e a bainita para formar martensita.<\/li>\n          <li><b>Temperamento<\/b> Restaura a tenacidade e controla a austenita retida.<\/li>\n        <\/ol>\n      <\/div>\n      <div>\n        <h4><span class=\"dot\"><\/span>Fatores de risco comuns<\/h4>\n        <ul class=\"risks\">\n          <li><b>Distor\u00e7\u00e3o<\/b> Resulta de tens\u00f5es residuais, gradientes t\u00e9rmicos e da varia\u00e7\u00e3o de volume da transforma\u00e7\u00e3o de fase.<\/li>\n          <li><b>Rachaduras por t\u00eampera<\/b> Eleva\u00e7\u00f5es com cantos vivos, alta tens\u00e3o de tra\u00e7\u00e3o e t\u00eampera excessivamente severa.<\/li>\n          <li><b>Austenita retida<\/b> Em ligas de alta liga, podem ser necess\u00e1rios m\u00faltiplos processos de t\u00eampera ou tratamento criog\u00eanico.<\/li>\n          <li><b>Descarboneta\u00e7\u00e3o<\/b> Prov\u00e9m de atmosferas n\u00e3o neutras; atmosferas protetoras ou fornos a v\u00e1cuo ajudam.<\/li>\n        <\/ul>\n      <\/div>\n    <\/div>\n  <\/div>\n<\/section>\n\n<!-- VALIDATION STATEMENT -->\n<div class=\"validation\">\n  <div class=\"wrap\">\n    <p>A Aobo Steel fornece a\u00e7o ferramenta recozido, pronto para usinagem e tratamento t\u00e9rmico. As faixas de processo aqui apresentadas s\u00e3o baseadas em normas metal\u00fargicas estabelecidas, dados de classes internacionais e longa experi\u00eancia na ind\u00fastria, refletindo o feedback operacional real de usu\u00e1rios de forjamento, fabrica\u00e7\u00e3o de matrizes e produ\u00e7\u00e3o. O tratamento t\u00e9rmico em si \u00e9 realizado por voc\u00ea, portanto, esta orienta\u00e7\u00e3o serve como refer\u00eancia para auxiliar nesse trabalho. Como o desempenho da ferramenta depende de muitos fatores, sendo o tratamento t\u00e9rmico apenas uma etapa cujo resultado \u00e9 ainda mais influenciado pelo controle do forno, geometria da pe\u00e7a e t\u00eampera, estas faixas devem ser consideradas como ponto de partida e confirmadas para suas pr\u00f3prias pe\u00e7as.<\/p>\n  <\/div>\n<\/div>\n\n<!-- FOOTER CTA -->\n<section class=\"footcta\">\n  <div class=\"wrap\">\n    <h2>Envie suas especifica\u00e7\u00f5es e receba uma resposta clara.<\/h2>\n    <p>Informe-nos a especifica\u00e7\u00e3o, as dimens\u00f5es e a quantidade, ou descreva a ferramenta que voc\u00ea est\u00e1 fabricando. A Aobo Steel fornece a\u00e7o para ferramentas a granel para distribuidores, revendedores e importadores, com controle de qualidade e suporte t\u00e9cnico para cada pedido.<\/p>\n    <div class=\"hero-cta\">\n      <a href=\"javascript:void(0);\" class=\"btn quote-btn popmake-16052\">Solicite um or\u00e7amento<\/a>\n    <\/div>\n  <\/div>\n<\/section>","protected":false},"excerpt":{"rendered":"<p>Tool Steel Heat Treatment Technical Center | Aobo Steel Tool Steel Heat Treatment Technical Center Heat treatment guidance for tool steel, by grade. Austenitizing, quenching and working-hardness references for cold work, hot work, high speed, stainless and bearing steels, along with the fundamentals that keep distortion and cracking under control. Read the guide you need, [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_uag_custom_page_level_css":"","site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"normal-width-container","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"disabled","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"class_list":["post-11825","page","type-page","status-publish","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v28.0 (Yoast SEO v28.0) - 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