{"id":15986,"date":"2026-06-22T10:26:38","date_gmt":"2026-06-22T02:26:38","guid":{"rendered":"https:\/\/aobosteel.com\/?page_id=15986"},"modified":"2026-06-25T15:59:36","modified_gmt":"2026-06-25T07:59:36","slug":"o-que-e-aco-para-ferramentas","status":"publish","type":"page","link":"https:\/\/aobosteel.com\/pt\/what-is-tool-steel\/","title":{"rendered":"O que \u00e9 a\u00e7o ferramenta? Tipos, classes e usos"},"content":{"rendered":"<section class=\"aobo-tool-steel-page\">\n  <style>\n    .aobo-tool-steel-page {\n      --aobo-blue: #0c56d0;\n      --aobo-blue-dark: #073b8e;\n      --aobo-blue-soft: #eaf2ff;\n      --aobo-blue-line: #c9dcff;\n      --aobo-border: #d7e5fb;\n      --aobo-text: #203044;\n      --aobo-muted: #617087;\n      --aobo-orange: #f59b23;\n      --aobo-white: #ffffff;\n      --aobo-shadow: 0 18px 45px rgba(12, 86, 208, 0.10);\n      --aobo-page-width: 1180px;\n      --aobo-copy-width: 920px;\n      font-family:inherit;\n      color: var(--aobo-text);\n      line-height: 1.7;\n      background: transparent;\n      padding: 0;\n      box-sizing: border-box;\n    }\n\n    .aobo-tool-steel-page * {\n      box-sizing: border-box;\n    }\n\n    .aobo-wrap {\n      max-width: var(--aobo-page-width);\n      margin: 0 auto;\n      padding: 0;\n    }\n\n    .aobo-hero {\n      background: linear-gradient(135deg, #ffffff 0%, #f7fbff 56%, #eaf2ff 100%);\n     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      padding: 20px;\n      }\n\n      .aobo-final-cta {\n        padding: 24px;\n      }\n    }\n  <\/style>\n\n  <div class=\"aobo-wrap\">\n    <header class=\"aobo-hero\">\n      <span class=\"aobo-eyebrow\">Guia de a\u00e7o ferramenta<\/span>\n      <h1>O que \u00e9 a\u00e7o para ferramentas?<\/h1>\n      <p>O a\u00e7o ferramenta \u00e9 um a\u00e7o de alto carbono e alta liga, fabricado para cortar, conformar e moldar outros materiais. \u00c9 o material utilizado na constru\u00e7\u00e3o de ferramentas, matrizes e moldes, e \u00e9 projetado para oferecer dureza, resist\u00eancia ao desgaste e tenacidade, em vez da resist\u00eancia e soldabilidade caracter\u00edsticas do a\u00e7o estrutural.<\/p>\n      <p>O que o diferencia \u00e9 sua composi\u00e7\u00e3o qu\u00edmica. O teor de carbono varia de acordo com a aplica\u00e7\u00e3o: os a\u00e7os para trabalho a frio e alta velocidade apresentam alto teor, de cerca de 0,8% a 2,5%, enquanto os a\u00e7os para trabalho a quente e moldes pl\u00e1sticos apresentam teor mais baixo, em torno de 0,3% a 0,4%, para manter a tenacidade. Al\u00e9m do carbono, os a\u00e7os-ferramenta cont\u00eam cromo, molibd\u00eanio, tungst\u00eanio, van\u00e1dio e cobalto. Parte dessa liga se dissolve na matriz e retarda o processo de t\u00eampera, o que proporciona alta temperabilidade da superf\u00edcie ao n\u00facleo. O restante se combina com o carbono para formar carbonetos duros, e s\u00e3o esses carbonetos que resistem ao desgaste.<\/p>\n      <div class=\"aobo-hero-actions\">\n        <a class=\"aobo-btn aobo-btn-detail\" href=\"https:\/\/aobosteel.com\/pt\/tool-steels\/\">Veja o cat\u00e1logo de a\u00e7os para ferramentas.<\/a>\n        <a class=\"aobo-btn aobo-btn-inquiry popmake-16052\" href=\"javascript:void(0);\">Enviar consulta<\/a>\n      <\/div>\n    <\/header>\n\n    <main class=\"aobo-article\">\n      <h2>O que diferencia o a\u00e7o para ferramentas?<\/h2>\n      <p>Uma ferramenta precisa cortar, moldar ou manter a forma sob carga pesada sem rachar, desgastar ou perder o fio. Essa exig\u00eancia de trabalho \u00e9 o que norteia a engenharia do a\u00e7o ferramenta, e \u00e9 por isso que essas classes s\u00e3o avaliadas com base em um conjunto espec\u00edfico de propriedades:<\/p>\n\n      <ul class=\"aobo-feature-list\">\n        <li><strong>Alta dureza<\/strong>, que permite que uma ferramenta corte e molde materiais mais duros. Os a\u00e7os para trabalho a frio e de alta velocidade normalmente atingem de 55 a 65 HRC, enquanto as matrizes para trabalho a quente e o a\u00e7o para moldes pr\u00e9-endurecido s\u00e3o fabricados com dureza menor propositalmente para manter a tenacidade.<\/li>\n        <li><strong>Resist\u00eancia ao desgaste<\/strong>, fornecido por carbonetos duros de cromo, van\u00e1dio e tungst\u00eanio mantidos em uma matriz martens\u00edtica.<\/li>\n        <li><strong>Robustez<\/strong>, a resist\u00eancia a fissuras e lascas sob cargas de impacto.<\/li>\n        <li><strong>Dureza quente<\/strong>, a capacidade de permanecer r\u00edgido em temperaturas elevadas, o que determina se um determinado tipo de a\u00e7o pode ser usado para trabalhos a quente.<\/li>\n        <li><strong>Estabilidade dimensional<\/strong>, Baixa distor\u00e7\u00e3o durante o processo de t\u00eampera, garantindo que as ferramentas acabadas mantenham suas dimens\u00f5es originais.<\/li>\n        <li><strong>Temperabilidade<\/strong>, dureza total da superf\u00edcie ao n\u00facleo em se\u00e7\u00f5es espessas, n\u00e3o apenas uma camada dura sobre um centro macio.<\/li>\n      <\/ul>\n\n      <h2>Tipos de a\u00e7o para ferramentas<\/h2>\n      <p>Os a\u00e7os para ferramentas s\u00e3o agrupados de acordo com sua aplica\u00e7\u00e3o e a temperatura a que s\u00e3o submetidos em servi\u00e7o. O sistema AISI atribui um prefixo de letra a cada grupo, e escolher o grupo correto \u00e9 o primeiro passo para selecionar o a\u00e7o adequado para a aplica\u00e7\u00e3o.<\/p>\n\n      <h3>A\u00e7os para ferramentas de trabalho a frio<\/h3>\n      <p>Os a\u00e7os para trabalho a frio operam abaixo de aproximadamente 200 \u00b0C na superf\u00edcie da ferramenta, sendo projetados para resist\u00eancia ao desgaste e \u00e0 compress\u00e3o, e n\u00e3o \u00e0 resist\u00eancia ao calor. A s\u00e9rie D, com alto teor de carbono e cromo, como... <a href=\"https:\/\/aobosteel.com\/pt\/d2-tool-steel\/\">D2<\/a> (1.2379 \/ SKD11) e <a href=\"https:\/\/aobosteel.com\/pt\/d3-tool-steel\/\">D3<\/a> (1.2080 \/ SKD1), cont\u00e9m cerca de 12% de cromo para alta resist\u00eancia ao desgaste. A s\u00e9rie A de t\u00eampera ao ar, liderada por <a href=\"https:\/\/aobosteel.com\/pt\/a2-tool-steel\/\">A2<\/a> (1.2363 \/ SKD12) com 5% de cromo, sacrifica um pouco da resist\u00eancia ao desgaste em troca de maior tenacidade e estabilidade. A s\u00e9rie O de endurecimento em \u00f3leo, incluindo <a href=\"https:\/\/aobosteel.com\/pt\/o1-tool-steel\/\">O1<\/a> (1,2510) e <a href=\"https:\/\/aobosteel.com\/pt\/o2-tool-steel\/\">O2<\/a> (1.2842), opera com liga mais eficiente e \u00e9 f\u00e1cil de usinar. Os trabalhos t\u00edpicos incluem matrizes de estampagem, pun\u00e7\u00f5es, l\u00e2minas de corte, matrizes de extrus\u00e3o e conforma\u00e7\u00e3o a frio, matrizes de lamina\u00e7\u00e3o de roscas, calibradores e ferramentas de corte.<\/p>\n\n      <div class=\"aobo-inline-cta\">\n        <p>Precisa de a\u00e7os para trabalho a frio, como D2, A2 ou O1, em grandes quantidades para matrizes e pun\u00e7\u00f5es?<\/p>\n        <div class=\"aobo-inline-actions\">\n          <a class=\"aobo-btn aobo-btn-detail\" href=\"https:\/\/aobosteel.com\/pt\/cold-work-tool-steels\/\">Veja o cat\u00e1logo de a\u00e7os para trabalho a frio.<\/a>\n          <a class=\"aobo-btn aobo-btn-inquiry popmake-16052\" href=\"javascript:void(0);\">Enviar consulta<\/a>\n        <\/div>\n      <\/div>\n\n      <h3>A\u00e7os para ferramentas de trabalho a quente<\/h3>\n      <p>A\u00e7os para trabalho a quente operam em temperaturas entre aproximadamente 300 e 700 \u00b0C e precisam resistir ao amolecimento, \u00e0 fadiga t\u00e9rmica e ao trincamento por calor. A s\u00e9rie H \u00e0 base de cromo, como... <a href=\"https:\/\/aobosteel.com\/pt\/h13-tool-steel\/\">H13<\/a> (1.2344 \/ SKD61) e <a href=\"https:\/\/aobosteel.com\/pt\/h11-tool-steel\/\">H11<\/a> (1.2343 \/ SKD6), utiliza cerca de 5% de cromo com molibd\u00eanio e van\u00e1dio para manter a resist\u00eancia quando aquecido. Um ramo separado de tungst\u00eanio, liderado por <a href=\"https:\/\/aobosteel.com\/pt\/h21-tool-steel\/\">H21<\/a> (1.2581) com cerca de 9% de tungst\u00eanio, sacrifica um pouco de tenacidade em troca de maior resist\u00eancia a altas temperaturas em ferramentas de trabalho a quente mais pesadas. Os trabalhos t\u00edpicos incluem matrizes de fundi\u00e7\u00e3o sob press\u00e3o, matrizes de extrus\u00e3o de alum\u00ednio, matrizes de forjamento e estampagem a quente e l\u00e2minas de corte a quente.<\/p>\n\n      <div class=\"aobo-inline-cta\">\n        <p>Procura-se a\u00e7os para trabalho a quente, como H13 ou H11, para fundi\u00e7\u00e3o sob press\u00e3o ou extrus\u00e3o?<\/p>\n        <div class=\"aobo-inline-actions\">\n          <a class=\"aobo-btn aobo-btn-detail\" href=\"https:\/\/aobosteel.com\/pt\/hot-work-tool-steel\/\">Veja o cat\u00e1logo de a\u00e7os para trabalho a quente.<\/a>\n          <a class=\"aobo-btn aobo-btn-inquiry popmake-16052\" href=\"javascript:void(0);\">Enviar consulta<\/a>\n        <\/div>\n      <\/div>\n\n      <h3>A\u00e7os para ferramentas resistentes a choques<\/h3>\n      <p>As classes de resist\u00eancia a impactos priorizam a robustez em detrimento da resist\u00eancia ao desgaste para trabalhos que envolvem impactos repetidos. A s\u00e9rie S, como... <a href=\"https:\/\/aobosteel.com\/pt\/s7-tool-steel\/\">S7<\/a> e <a href=\"https:\/\/aobosteel.com\/pt\/s1-tool-steel\/\">S1<\/a> (1.2550), \u00e9 constru\u00eddo para absorver choques sem rachar. Os trabalhos t\u00edpicos incluem cinz\u00e9is, brocas de ferramentas pneum\u00e1ticas, pun\u00e7\u00f5es de impacto e l\u00e2minas de corte.<\/p>\n\n      <div class=\"aobo-inline-cta\">\n        <p>Procura a\u00e7o S7 ou S1 a granel para cinz\u00e9is, pun\u00e7\u00f5es e ferramentas de impacto?<\/p>\n        <div class=\"aobo-inline-actions\">\n          <a class=\"aobo-btn aobo-btn-detail\" href=\"https:\/\/aobosteel.com\/pt\/s-series-tool-steel\/\">Veja os n\u00edveis de resist\u00eancia a impactos<\/a>\n          <a class=\"aobo-btn aobo-btn-inquiry popmake-16052\" href=\"javascript:void(0);\">Enviar consulta<\/a>\n        <\/div>\n      <\/div>\n\n      <h3>A\u00e7os para moldes<\/h3>\n      <p>Os a\u00e7os para moldes s\u00e3o fabricados para moldes de inje\u00e7\u00e3o de pl\u00e1stico e ferramentas similares, onde a usinabilidade, o polimento e a estabilidade dimensional s\u00e3o de extrema import\u00e2ncia. A s\u00e9rie P, como... <a href=\"https:\/\/aobosteel.com\/pt\/p20-tool-steel\/\">P20<\/a> (1,2311) e o rolamento de n\u00edquel <a href=\"https:\/\/aobosteel.com\/pt\/p20ni-steel\/\">P20+Ni<\/a> (1.2738), geralmente \u00e9 fornecido pr\u00e9-endurecido para que possa ser usinado e utilizado imediatamente, sem necessidade de tratamento t\u00e9rmico adicional. Os trabalhos t\u00edpicos incluem moldes de inje\u00e7\u00e3o de pl\u00e1stico, moldes de sopro e moldes de compress\u00e3o.<\/p>\n\n      <h3>A\u00e7os de alta velocidade<\/h3>\n      <p>Os a\u00e7os r\u00e1pidos s\u00e3o classes de a\u00e7os para ferramentas de corte que mant\u00eam o fio mesmo quando a aresta de corte atinge o ponto de incandesc\u00eancia. A s\u00e9rie M, incluindo <a href=\"https:\/\/aobosteel.com\/pt\/m2-tool-steel\/\">M2<\/a> (1.3343 \/ SKH51), <a href=\"https:\/\/aobosteel.com\/pt\/m35-tool-steel\/\">M35<\/a>, e <a href=\"https:\/\/aobosteel.com\/pt\/m42-tool-steel\/\">M42<\/a>, A dureza a quente \u00e9 obtida utilizando tungst\u00eanio, molibd\u00eanio, van\u00e1dio e cobalto. As atividades t\u00edpicas incluem brocas, fresas, fresas de engrenagem, brochas e machos.<\/p>\n\n      <h2>Elementos de liga e suas fun\u00e7\u00f5es<\/h2>\n      <div class=\"aobo-table-wrap\">\n        <table class=\"aobo-table\">\n          <thead>\n            <tr>\n              <th>Elemento<\/th>\n              <th>Faixa t\u00edpica<\/th>\n              <th>Fun\u00e7\u00e3o principal<\/th>\n            <\/tr>\n          <\/thead>\n          <tbody>\n            <tr>\n              <td>Carbono (C)<\/td>\n              <td>0,5 a 2,5%<\/td>\n              <td>Forma martensita para dureza e carbonetos para resist\u00eancia ao desgaste.<\/td>\n            <\/tr>\n            <tr>\n              <td>Cromo (Cr)<\/td>\n              <td>0,5 a 12%<\/td>\n              <td>Forma\u00e7\u00e3o de carbonetos e alta temperabilidade; confere resist\u00eancia \u00e0 corros\u00e3o apenas em a\u00e7os inoxid\u00e1veis como... <a href=\"https:\/\/aobosteel.com\/pt\/440c-stainless-steel\/\">440 \u00b0C<\/a>, n\u00e3o em a\u00e7o para trabalho a frio com alto teor de cromo, como o D2.<\/td>\n            <\/tr>\n            <tr>\n              <td>Molibd\u00eanio (Mo)<\/td>\n              <td>0,2 a 10%<\/td>\n              <td>Dureza a quente, endurecimento secund\u00e1rio e forma\u00e7\u00e3o de carbonetos.<\/td>\n            <\/tr>\n            <tr>\n              <td>Tungst\u00eanio (W)<\/td>\n              <td>0,5 a 18%<\/td>\n              <td>Dureza a quente e resist\u00eancia ao desgaste.<\/td>\n            <\/tr>\n            <tr>\n              <td>Van\u00e1dio (V)<\/td>\n              <td>0,1 a 5%<\/td>\n              <td>Granulometria fina e resist\u00eancia ao desgaste proporcionadas por carbonetos VC duros.<\/td>\n            <\/tr>\n            <tr>\n              <td>Cobalto (Co)<\/td>\n              <td>5 a 12%<\/td>\n              <td>Dureza vermelha em a\u00e7os r\u00e1pidos.<\/td>\n            <\/tr>\n            <tr>\n              <td>Mangan\u00eas (Mn)<\/td>\n              <td>0,2 a 2%<\/td>\n              <td>Endurecimento e desoxida\u00e7\u00e3o.<\/td>\n            <\/tr>\n            <tr>\n              <td>Sil\u00edcio (Si)<\/td>\n              <td>0,2 a 2%<\/td>\n              <td>Fortalecimento e desoxida\u00e7\u00e3o.<\/td>\n            <\/tr>\n          <\/tbody>\n        <\/table>\n      <\/div>\n\n      <h2>A\u00e7o ferramenta comparado com outros tipos de a\u00e7o<\/h2>\n      <p>Muitas vezes, os compradores precisam decidir se um trabalho realmente exige a\u00e7o ferramenta ou se um a\u00e7o mais barato e comum ser\u00e1 suficiente. A diferen\u00e7a reside no teor de carbono e liga, e nas capacidades que esses elementos conferem ao a\u00e7o.<\/p>\n\n      <h3>A\u00e7o ferramenta versus a\u00e7o estrutural<\/h3>\n      <p>A\u00e7os estruturais como o A36 e o S355 s\u00e3o fabricados para suportar cargas, serem sold\u00e1veis e apresentarem ductilidade. Eles cont\u00eam menos de 0,3% de carbono e pouca liga, e n\u00e3o s\u00e3o projetados para atingir a dureza necess\u00e1ria para a\u00e7os-ferramenta. J\u00e1 o a\u00e7o-ferramenta possui um teor de carbono e liga muito maior, o que lhe permite atingir e manter alta dureza.<\/p>\n\n      <h3>A\u00e7o ferramenta versus a\u00e7o de engenharia ligado<\/h3>\n      <p>Os a\u00e7os de engenharia ligados, como o 4140 e o 4340, apresentam dureza moderada, geralmente entre 30 e 50 HRC, sendo que o 4140 pode atingir cerca de 55 HRC em se\u00e7\u00f5es finas. A sua defici\u00eancia reside na quantidade de carbonetos necess\u00e1ria para igualar a resist\u00eancia ao desgaste do a\u00e7o D2 ou a dureza a quente do a\u00e7o H13, tornando-os mais adequados para eixos e engrenagens do que para matrizes e ferramentas de corte.<\/p>\n\n      <h3>A\u00e7o ferramenta versus a\u00e7o inoxid\u00e1vel<\/h3>\n      <p>A maioria dos a\u00e7os inoxid\u00e1veis prioriza a resist\u00eancia \u00e0 corros\u00e3o em detrimento da dureza. Os a\u00e7os martens\u00edticos representam uma ponte entre esses dois extremos. A\u00e7os como o 420 e o 440C s\u00e3o inoxid\u00e1veis por composi\u00e7\u00e3o, mas tamb\u00e9m s\u00e3o utilizados como a\u00e7os-ferramenta em facas e rolamentos, sendo que o 440C atinge uma dureza de 58 a 60 HRC, mantendo sua resist\u00eancia \u00e0 corros\u00e3o.<\/p>\n\n      <div class=\"aobo-note-box\">\n        <p>A sele\u00e7\u00e3o do a\u00e7o ferramenta \u00e9 sempre um equil\u00edbrio. Uma maior resist\u00eancia ao desgaste geralmente reduz a tenacidade, enquanto uma maior tenacidade pode reduzir a reten\u00e7\u00e3o do fio ou a vida \u00fatil sob desgaste abrasivo. O melhor tipo de a\u00e7o \u00e9 aquele que corresponde ao modo de falha real da ferramenta.<\/p>\n      <\/div>\n\n      <h2>Formul\u00e1rios de Fornecimento<\/h2>\n      <p>A Aobo Steel fornece a\u00e7o ferramenta em barras redondas, barras chatas e chapas forjadas ou laminadas a quente, al\u00e9m de blocos forjados para aplica\u00e7\u00f5es em matrizes de grande porte. As superf\u00edcies est\u00e3o dispon\u00edveis em acabamento preto, tanto na condi\u00e7\u00e3o forjada quanto na laminada, descascada, torneada ou fresada. O material \u00e9 enviado recozido e usin\u00e1vel, com disponibilidade de a\u00e7o temperado e revenido sob encomenda para determinadas classes. Entre em contato conosco para consultar os tamanhos e a disponibilidade em estoque, incluindo perfis forjados de grandes dimens\u00f5es.<\/p>\n    <\/main>\n\n    <div class=\"aobo-final-cta\">\n      <div>\n        <h2>Precisa de a\u00e7o ferramenta para matrizes, moldes ou ferramentas de corte?<\/h2>\n        <p>Envie \u00e0 Aobo Steel suas especifica\u00e7\u00f5es de grau, tamanho, condi\u00e7\u00e3o e quantidade. Podemos cotar a\u00e7os para ferramentas forjados ou laminados a quente dispon\u00edveis para fornecimento a granel.<\/p>\n      <\/div>\n      <a class=\"aobo-btn popmake-16052\" href=\"javascript:void(0);\">Enviar consulta<\/a>\n    <\/div>\n  <\/div>\n<\/section>\n\n\n\n<ul class=\"wp-block-yoast-seo-related-links yoast-seo-related-links\">\n<li><a href=\"https:\/\/aobosteel.com\/pt\/s7-tool-steel-rockwell-hardness-chart\/\">Tabela de dureza Rockwell do a\u00e7o ferramenta S7 | HRC, HB e faixa de trabalho<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/aobosteel.com\/pt\/o1-steel-hardness\/\">Dureza do a\u00e7o O1: Guia HRC para recozimento, t\u00eampera e revenido<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/aobosteel.com\/pt\/h13-steel-heat-treatment\/\">Guia de Tratamento T\u00e9rmico H13 | Aobo Steel<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/aobosteel.com\/pt\/h13-steel-hardness\/\">Dureza do a\u00e7o H13: Faixa HRC, tabela de revenimento e aplica\u00e7\u00f5es<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/aobosteel.com\/pt\/s1-tool-steel-heat-treatment-guide\/\">Guia de Tratamento T\u00e9rmico do A\u00e7o Ferramenta S1<\/a><\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"<p>Tool Steel Guide What Is Tool Steel? Tool steel is a high carbon, high alloy steel made for cutting, forming, and shaping other materials. It is what tools, dies, and molds are built from, and it is engineered for hardness, wear resistance, and toughness instead of the strength and weldability that structural steel is built [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":15989,"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":"disabled","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-15986","page","type-page","status-publish","has-post-thumbnail","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v28.2 (Yoast SEO v28.2) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>What Is Tool Steel? Types, Grades and Uses - AoboSteel<\/title>\n<meta name=\"description\" content=\"Tool steel is high carbon, high alloy steel for tools, dies and molds. Compare cold work, hot work, high speed and mold grades like D2, H13 and A2.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/aobosteel.com\/pt\/o-que-e-aco-para-ferramentas\/\" \/>\n<meta property=\"og:locale\" content=\"pt_BR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"What Is Tool Steel? Types, Grades and Uses\" \/>\n<meta property=\"og:description\" content=\"Tool steel is high carbon, high alloy steel for tools, dies and molds. Compare cold work, hot work, high speed and mold grades like D2, H13 and A2.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/aobosteel.com\/pt\/o-que-e-aco-para-ferramentas\/\" \/>\n<meta property=\"og:site_name\" content=\"AoboSteel\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/profile.php?id=61565368220197\" \/>\n<meta property=\"article:modified_time\" content=\"2026-06-25T07:59:36+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/aobosteel.com\/wp-content\/uploads\/2026\/06\/what-is-tool-steel-1.avif\" \/>\n\t<meta property=\"og:image:width\" content=\"1254\" \/>\n\t<meta property=\"og:image:height\" content=\"1254\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/png\" \/>\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=\"7 minutos\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"TechArticle\",\"@id\":\"https:\\\/\\\/aobosteel.com\\\/what-is-tool-steel\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/aobosteel.com\\\/what-is-tool-steel\\\/\"},\"author\":{\"name\":\"Evan\",\"@id\":\"https:\\\/\\\/aobosteel.com\\\/#\\\/schema\\\/person\\\/96118415c30ca6bb52eaf1127b052ef7\"},\"headline\":\"What Is Tool Steel? 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