{"id":15634,"date":"2026-05-23T11:09:01","date_gmt":"2026-05-23T03:09:01","guid":{"rendered":"https:\/\/aobosteel.com\/?page_id=15634"},"modified":"2026-06-25T15:25:57","modified_gmt":"2026-06-25T07:25:57","slug":"plastic-deformation-resistant-tool-steels","status":"publish","type":"page","link":"https:\/\/aobosteel.com\/pt\/plastic-deformation-resistant-tool-steels\/","title":{"rendered":"A\u00e7os para ferramentas resistentes \u00e0 deforma\u00e7\u00e3o pl\u00e1stica | Aobo Steel"},"content":{"rendered":"<section class=\"aobo-plastic-deformation-page\">\n\n  <style>\n    .aobo-plastic-deformation-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      font-family: Arial, Helvetica, sans-serif;\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-plastic-deformation-page * {\n      box-sizing: border-box;\n    }\n\n    .aobo-wrap {\n      max-width: 1180px;\n      margin: 0 auto;\n      padding: 0;\n    }\n\n    .aobo-hero {\n      background: linear-gradient(135deg, #ffffff 0%, #f7fbff 56%, #eaf2ff 100%);\n      border: 1px solid var(--aobo-border);\n      border-radius: 28px;\n      padding: 42px 38px;\n      margin-bottom: 24px;\n      box-shadow: var(--aobo-shadow);\n      overflow: hidden;\n      position: relative;\n    }\n\n    .aobo-hero::after {\n      content: \"\";\n      position: absolute;\n      right: -90px;\n      top: -90px;\n      width: 260px;\n      height: 260px;\n      border-radius: 50%;\n      background: rgba(12, 86, 208, 0.08);\n    }\n\n    .aobo-eyebrow {\n      display: inline-block;\n      margin-bottom: 12px;\n      padding: 6px 12px;\n      border-radius: 999px;\n      background: #fff7ed;\n      border: 1px solid #fde3bd;\n      color: var(--aobo-orange);\n      font-size: 14px;\n      font-weight: 700;\n      position: relative;\n      z-index: 2;\n    }\n\n    .aobo-hero h1 {\n      margin: 0 0 16px;\n      color: #082d6f;\n      font-size: clamp(34px, 4vw, 54px);\n      line-height: 1.05;\n      letter-spacing: -0.03em;\n      position: relative;\n      z-index: 2;\n    }\n\n    .aobo-hero p {\n      max-width: 930px;\n      margin: 0;\n      font-size: 17px;\n      color: #314158;\n      position: relative;\n      z-index: 2;\n    }\n\n    .aobo-product-strip {\n      margin: 24px 0;\n      padding: 30px 34px 34px;\n      border-radius: 26px;\n      background: var(--aobo-white);\n      border: 1px solid var(--aobo-border);\n      box-shadow: 0 12px 32px rgba(12, 86, 208, 0.07);\n    }\n\n    .aobo-product-strip h2 {\n      margin: 0 0 10px;\n      color: #082d6f;\n      font-size: clamp(26px, 3vw, 36px);\n      line-height: 1.15;\n      letter-spacing: -0.02em;\n    }\n\n    .aobo-product-strip .aobo-strip-intro {\n      margin: 0 0 22px;\n      max-width: 820px;\n      color: var(--aobo-muted);\n    }\n\n    .aobo-product-grid {\n      display: grid;\n      grid-template-columns: repeat(3, 1fr);\n      gap: 16px;\n    }\n\n    .aobo-product-card {\n      background: #ffffff;\n      border: 1px solid var(--aobo-border);\n      border-radius: 20px;\n      padding: 20px;\n      display: flex;\n      flex-direction: column;\n      justify-content: space-between;\n      transition: all 0.2s ease;\n    }\n\n    .aobo-product-card:hover {\n      transform: translateY(-3px);\n      box-shadow: 0 14px 30px rgba(12, 86, 208, 0.12);\n      border-color: rgba(12, 86, 208, 0.35);\n    }\n\n    .aobo-product-card h3 {\n      margin: 0 0 8px;\n      color: #082d6f;\n      font-size: 22px;\n      line-height: 1.3;\n    }\n\n    .aobo-card-note {\n      margin: 0 0 18px;\n      color: var(--aobo-muted);\n      font-size: 15.5px;\n    }\n\n    .aobo-buttons {\n      display: flex;\n      gap: 10px;\n      flex-wrap: nowrap;\n      margin-top: auto;\n    }\n\n    .aobo-btn {\n      display: inline-flex;\n      align-items: center;\n      justify-content: center;\n      text-align: center;\n      min-height: 42px;\n      padding: 10px 14px;\n      border-radius: 999px;\n      text-decoration: none;\n      font-weight: 700;\n      font-size: 14px;\n      line-height: 1.2;\n      transition: all 0.2s ease;\n      cursor: pointer;\n    }\n\n    .aobo-btn-detail {\n      flex: 1 1 0;\n      color: var(--aobo-blue-dark) !important;\n      background: #ffffff;\n      border: 1px solid var(--aobo-blue-line);\n    }\n\n    .aobo-btn-inquiry {\n      flex: 1 1 0;\n      min-width: 118px;\n      color: #ffffff !important;\n      background: var(--aobo-blue);\n      border: 1px solid var(--aobo-blue);\n    }\n\n    .aobo-btn-detail:hover {\n      background: var(--aobo-blue-soft);\n      border-color: var(--aobo-blue-line);\n      color: var(--aobo-blue-dark) !important;\n    }\n\n    .aobo-btn-inquiry:hover {\n      background: var(--aobo-blue-dark);\n      border-color: var(--aobo-blue-dark);\n      color: #ffffff !important;\n    }\n\n    .aobo-btn:hover {\n      transform: translateY(-1px);\n    }\n\n    .aobo-article {\n      max-width: 1180px;\n      margin: 0 auto;\n      padding: 8px 20px 0;\n    }\n\n    .aobo-article h2 {\n      margin: 46px 0 16px;\n      color: #082d6f;\n      font-size: 30px;\n      line-height: 1.25;\n    }\n\n    .aobo-article p {\n      margin: 0 0 18px;\n      font-size: 17px;\n      color: var(--aobo-text);\n    }\n\n    .aobo-table-wrap {\n      overflow-x: auto;\n      margin: 22px 0 28px;\n      border-radius: 18px;\n      border: 1px solid var(--aobo-border);\n      box-shadow: 0 12px 32px rgba(12, 86, 208, 0.07);\n    }\n\n    .aobo-table {\n      width: 100%;\n      border-collapse: collapse;\n      background: #ffffff;\n      min-width: 760px;\n    }\n\n    .aobo-table th {\n      background: var(--aobo-blue-soft);\n      color: #082d6f;\n      text-align: left;\n      padding: 14px 16px;\n      font-size: 15px;\n    }\n\n    .aobo-table td {\n      padding: 14px 16px;\n      border-bottom: 1px solid #e8eef8;\n      vertical-align: top;\n      font-size: 15px;\n    }\n\n    .aobo-table tr:last-child td {\n      border-bottom: none;\n    }\n\n    .aobo-table td:first-child {\n      color: #082d6f;\n      font-weight: 700;\n    }\n\n    .aobo-note-box {\n      margin: 34px 0 0;\n      padding: 22px 24px;\n      border: 1px solid var(--aobo-border);\n      border-left: 5px solid var(--aobo-orange);\n      border-radius: 16px;\n      background: #fbfdff;\n      color: var(--aobo-muted);\n    }\n\n    .aobo-note-box p {\n      margin: 0;\n      color: var(--aobo-muted);\n    }\n\n    .aobo-related-pages {\n      margin: 34px 0 0;\n      padding: 24px;\n      border: 1px solid var(--aobo-border);\n      border-radius: 20px;\n      background: #fbfdff;\n    }\n\n    .aobo-related-pages h2 {\n      margin: 0 0 8px;\n      color: #082d6f;\n      font-size: 24px;\n      line-height: 1.25;\n    }\n\n    .aobo-related-intro {\n      margin: 0 0 16px;\n      color: var(--aobo-muted);\n      font-size: 15.5px;\n    }\n\n    .aobo-related-grid {\n      display: grid;\n      grid-template-columns: repeat(2, minmax(0, 1fr));\n      gap: 12px;\n    }\n\n    .aobo-related-link {\n      display: block;\n      padding: 15px 16px;\n      border: 1px solid #e1ebfa;\n      border-radius: 14px;\n      background: #ffffff;\n      color: var(--aobo-text);\n      text-decoration: none;\n      transition: all 0.2s ease;\n    }\n\n    .aobo-related-link:hover {\n      transform: translateY(-2px);\n      border-color: var(--aobo-blue-line);\n      box-shadow: 0 10px 24px rgba(12, 86, 208, 0.08);\n    }\n\n    .aobo-related-name {\n      display: block;\n      margin-bottom: 4px;\n      color: #082d6f;\n      font-size: 16px;\n      font-weight: 700;\n      line-height: 1.35;\n    }\n\n    .aobo-related-desc {\n      display: block;\n      color: var(--aobo-muted);\n      font-size: 14px;\n      line-height: 1.5;\n    }\n\n    .aobo-final-cta {\n      margin-top: 24px;\n      padding: 34px;\n      border-radius: 28px;\n      background: linear-gradient(135deg, #073b91 0%, #0c56d0 100%);\n      color: #ffffff;\n      box-shadow: 0 18px 45px rgba(12, 86, 208, 0.20);\n      display: flex;\n      align-items: center;\n      justify-content: space-between;\n      gap: 20px;\n      flex-wrap: wrap;\n    }\n\n    .aobo-final-cta h2 {\n      margin: 0 0 12px;\n      color: #ffffff;\n      font-size: 26px;\n    }\n\n    .aobo-final-cta p {\n      margin: 0;\n      color: rgba(255, 255, 255, 0.92);\n      max-width: 740px;\n    }\n\n    .aobo-final-cta a {\n      flex: 0 0 auto;\n      background: #ffffff;\n      border-color: #ffffff;\n      color: var(--aobo-blue) !important;\n    }\n\n    @media (max-width: 980px) {\n      .aobo-product-grid {\n        grid-template-columns: repeat(2, minmax(0, 1fr));\n      }\n    }\n\n    @media (max-width: 620px) {\n      .aobo-wrap {\n        padding: 0;\n      }\n\n      .aobo-hero {\n        padding: 30px 22px;\n      }\n\n      .aobo-product-grid {\n        grid-template-columns: 1fr;\n      }\n\n      .aobo-product-strip {\n        padding: 20px;\n      }\n\n      .aobo-article {\n        padding: 4px 0 0;\n      }\n\n      .aobo-buttons {\n        flex-direction: column;\n      }\n\n      .aobo-article h2 {\n        font-size: 25px;\n      }\n\n      .aobo-related-pages {\n        padding: 20px;\n      }\n\n      .aobo-related-grid {\n        grid-template-columns: 1fr;\n      }\n    }\n  <\/style>\n\n  <div class=\"aobo-wrap\">\n\n    <header class=\"aobo-hero\">\n      <span class=\"aobo-eyebrow\">Sele\u00e7\u00e3o de a\u00e7o ferramenta por modo de falha<\/span>\n      <h1>A\u00e7os-ferramenta de alta resist\u00eancia \u00e0 compress\u00e3o para resist\u00eancia \u00e0 deforma\u00e7\u00e3o pl\u00e1stica<\/h1>\n      <p>\n        No modo de falha por deforma\u00e7\u00e3o pl\u00e1stica, a aresta de trabalho, a superf\u00edcie de conforma\u00e7\u00e3o, a cabe\u00e7a do pun\u00e7\u00e3o, o canto da matriz ou a \u00e1rea da cavidade cedem sob carga. A ferramenta pode parecer intacta, mas sua geometria foi alterada, dificultando o controle da precis\u00e3o da pe\u00e7a, da folga e da estabilidade da conforma\u00e7\u00e3o.\n      <\/p>\n    <\/header>\n\n    <section class=\"aobo-product-strip\" aria-label=\"A\u00e7os para ferramentas dispon\u00edveis para resist\u00eancia \u00e0 deforma\u00e7\u00e3o pl\u00e1stica da Aobo Steel.\">\n      <h2>A\u00e7os para ferramentas dispon\u00edveis para resist\u00eancia \u00e0 deforma\u00e7\u00e3o pl\u00e1stica<\/h2>\n      <p class=\"aobo-strip-intro\">\n        A Aobo Steel fornece a\u00e7os para trabalho a frio, trabalho a quente e a\u00e7os r\u00e1pidos para ferramentas, utilizados em matrizes de alta press\u00e3o, pun\u00e7\u00f5es, ferramentas de conforma\u00e7\u00e3o, ferramentas de extrus\u00e3o e aplica\u00e7\u00f5es onde o colapso das bordas ou o afundamento da superf\u00edcie precisam ser controlados.\n      <\/p>\n\n      <div class=\"aobo-product-grid\">\n        <article class=\"aobo-product-card\">\n          <h3>D2 | 1,2379 | SKD11<\/h3>\n          <p class=\"aobo-card-note\">A\u00e7o para trabalho a frio sob alta press\u00e3o, que oferece resist\u00eancia ao desgaste, estabilidade de borda e resist\u00eancia \u00e0 deforma\u00e7\u00e3o.<\/p>\n          <div class=\"aobo-buttons\">\n            <a class=\"aobo-btn aobo-btn-detail\" href=\"https:\/\/aobosteel.com\/pt\/d2-tool-steel\/\">Ver detalhes<\/a>\n            <a class=\"aobo-btn aobo-btn-inquiry popmake-16052\" href=\"javascript:void(0);\">Enviar consulta<\/a>\n          <\/div>\n        <\/article>\n\n        <article class=\"aobo-product-card\">\n          <h3>D3 | 1.2080 | SKD1<\/h3>\n          <p class=\"aobo-card-note\">A\u00e7o para trabalho a frio de alta dureza, adequado para press\u00e3o constante e servi\u00e7os abrasivos severos.<\/p>\n          <div class=\"aobo-buttons\">\n            <a class=\"aobo-btn aobo-btn-detail\" href=\"https:\/\/aobosteel.com\/pt\/d3-tool-steel\/\">Ver detalhes<\/a>\n            <a class=\"aobo-btn aobo-btn-inquiry popmake-16052\" href=\"javascript:void(0);\">Enviar consulta<\/a>\n          <\/div>\n        <\/article>\n\n        <article class=\"aobo-product-card\">\n          <h3>D6 | 1,2436 | SKD2<\/h3>\n          <p class=\"aobo-card-note\">Classe de trabalho a frio para condi\u00e7\u00f5es severas de desgaste e press\u00e3o, onde o risco de impacto \u00e9 controlado.<\/p>\n          <div class=\"aobo-buttons\">\n            <a class=\"aobo-btn aobo-btn-detail\" href=\"https:\/\/aobosteel.com\/pt\/d6-tool-steel\/\">Ver detalhes<\/a>\n            <a class=\"aobo-btn aobo-btn-inquiry popmake-16052\" href=\"javascript:void(0);\">Enviar consulta<\/a>\n          <\/div>\n        <\/article>\n\n        <article class=\"aobo-product-card\">\n          <h3>A2 | 1,2363 | SKD12<\/h3>\n          <p class=\"aobo-card-note\">A\u00e7o para trabalho a frio balanceado, quando a resist\u00eancia \u00e0 deforma\u00e7\u00e3o deve ser combinada com maior tenacidade.<\/p>\n          <div class=\"aobo-buttons\">\n            <a class=\"aobo-btn aobo-btn-detail\" href=\"https:\/\/aobosteel.com\/pt\/a2-tool-steel\/\">Ver detalhes<\/a>\n            <a class=\"aobo-btn aobo-btn-inquiry popmake-16052\" href=\"javascript:void(0);\">Enviar consulta<\/a>\n          <\/div>\n        <\/article>\n\n        <article class=\"aobo-product-card\">\n          <h3>A\u00e7o para ferramentas Cr12MoV<\/h3>\n          <p class=\"aobo-card-note\">Grau GB para trabalho a frio, indicado para matrizes em geral, ferramentas de conforma\u00e7\u00e3o, ferramentas de corte e aplica\u00e7\u00f5es de trabalho a frio resistentes \u00e0 press\u00e3o.<\/p>\n          <div class=\"aobo-buttons\">\n            <a class=\"aobo-btn aobo-btn-detail\" href=\"https:\/\/aobosteel.com\/pt\/cr12mov-tool-steel\/\">Ver detalhes<\/a>\n            <a class=\"aobo-btn aobo-btn-inquiry popmake-16052\" href=\"javascript:void(0);\">Enviar consulta<\/a>\n          <\/div>\n        <\/article>\n\n        <article class=\"aobo-product-card\">\n          <h3>O1 | 1.2510 | SKS3<\/h3>\n          <p class=\"aobo-card-note\">A\u00e7o para trabalho a frio com t\u00eampera em \u00f3leo, indicado para ferramentas de carga moderada, matrizes menores e lotes de produ\u00e7\u00e3o mais curtos.<\/p>\n          <div class=\"aobo-buttons\">\n            <a class=\"aobo-btn aobo-btn-detail\" href=\"https:\/\/aobosteel.com\/pt\/o1-tool-steel\/\">Ver detalhes<\/a>\n            <a class=\"aobo-btn aobo-btn-inquiry popmake-16052\" href=\"javascript:void(0);\">Enviar consulta<\/a>\n          <\/div>\n        <\/article>\n\n        <article class=\"aobo-product-card\">\n          <h3>O2 | 1,2842<\/h3>\n          <p class=\"aobo-card-note\">A\u00e7o para trabalho a frio com t\u00eampera em \u00f3leo, indicado para pe\u00e7as de ferramentas em geral e aplica\u00e7\u00f5es de press\u00e3o moderada.<\/p>\n          <div class=\"aobo-buttons\">\n            <a class=\"aobo-btn aobo-btn-detail\" href=\"https:\/\/aobosteel.com\/pt\/o2-tool-steel\/\">Ver detalhes<\/a>\n            <a class=\"aobo-btn aobo-btn-inquiry popmake-16052\" href=\"javascript:void(0);\">Enviar consulta<\/a>\n          <\/div>\n        <\/article>\n\n        <article class=\"aobo-product-card\">\n          <h3>H11 | 1,2343 | SKD6<\/h3>\n          <p class=\"aobo-card-note\">A\u00e7o para trabalho a quente, resistente \u00e0 press\u00e3o, tenacidade e para servi\u00e7o em altas temperaturas.<\/p>\n          <div class=\"aobo-buttons\">\n            <a class=\"aobo-btn aobo-btn-detail\" href=\"https:\/\/aobosteel.com\/pt\/h11-tool-steel\/\">Ver detalhes<\/a>\n            <a class=\"aobo-btn aobo-btn-inquiry popmake-16052\" href=\"javascript:void(0);\">Enviar consulta<\/a>\n          <\/div>\n        <\/article>\n\n        <article class=\"aobo-product-card\">\n          <h3>H13 | 1,2344 | SKD61<\/h3>\n          <p class=\"aobo-card-note\">A\u00e7o para trabalho a quente, utilizado em forjamento a quente, fundi\u00e7\u00e3o sob press\u00e3o, extrus\u00e3o a quente e ferramentas de corte a quente.<\/p>\n          <div class=\"aobo-buttons\">\n            <a class=\"aobo-btn aobo-btn-detail\" href=\"https:\/\/aobosteel.com\/pt\/h13-tool-steel\/\">Ver detalhes<\/a>\n            <a class=\"aobo-btn aobo-btn-inquiry popmake-16052\" href=\"javascript:void(0);\">Enviar consulta<\/a>\n          <\/div>\n        <\/article>\n\n        <article class=\"aobo-product-card\">\n          <h3>M2 | 1.3343 | SKH51<\/h3>\n          <p class=\"aobo-card-note\">A\u00e7o r\u00e1pido para pun\u00e7\u00f5es de extrus\u00e3o a frio, ferramentas de corte e ferramentas especiais de alta press\u00e3o.<\/p>\n          <div class=\"aobo-buttons\">\n            <a class=\"aobo-btn aobo-btn-detail\" href=\"https:\/\/aobosteel.com\/pt\/m2-tool-steel\/\">Ver detalhes<\/a>\n            <a class=\"aobo-btn aobo-btn-inquiry popmake-16052\" href=\"javascript:void(0);\">Enviar consulta<\/a>\n          <\/div>\n        <\/article>\n      <\/div>\n    <\/section>\n\n    <main class=\"aobo-article\">\n\n      <p>\n        Para reduzir essa falha, a\u00e7os-ferramenta de alta resist\u00eancia \u00e0 compress\u00e3o, como D2, D3, D6, A2 e Cr12MoV, s\u00e3o selecionados para aplica\u00e7\u00f5es de trabalho a frio que exigem alta dureza, resist\u00eancia \u00e0 compress\u00e3o e resist\u00eancia ao colapso da superf\u00edcie ou arredondamento das arestas.\n      <\/p>\n      <p>\n        Quando o mesmo problema de deforma\u00e7\u00e3o surge em temperaturas elevadas, escolhem-se os a\u00e7os H11 e H13. Em processos como forjamento a quente, fundi\u00e7\u00e3o sob press\u00e3o, extrus\u00e3o a quente ou cisalhamento a quente, o a\u00e7o deve resistir simultaneamente \u00e0 press\u00e3o e ao amolecimento.\n      <\/p>\n      <p>\n        Em ferramentas reais, a deforma\u00e7\u00e3o pl\u00e1stica geralmente se manifesta como arredondamento de bordas, afundamento da superf\u00edcie, deforma\u00e7\u00e3o do pun\u00e7\u00e3o, colapso dos cantos da matriz, distor\u00e7\u00e3o da cavidade ou folga inst\u00e1vel. Essa falha difere do desgaste abrasivo normal porque a ferramenta n\u00e3o apenas perde material, mas tamb\u00e9m altera sua geometria de trabalho.\n      <\/p>\n      <p>\n        A deforma\u00e7\u00e3o pl\u00e1stica resulta de baixa dureza, resist\u00eancia insuficiente \u00e0 compress\u00e3o ou a quente, ou press\u00e3o excessiva. Se ocorrerem lascamento ou fissuras primeiro, pode ser necess\u00e1ria tenacidade, e n\u00e3o dureza.\n      <\/p>\n\n      <h2>A\u00e7os para ferramentas recomendados com alta resist\u00eancia \u00e0 compress\u00e3o<\/h2>\n\n      <div class=\"aobo-table-wrap\">\n        <table class=\"aobo-table\">\n          <thead>\n            <tr>\n              <th>S\u00e9rie\/Grupo<\/th>\n              <th>Notas equivalentes<\/th>\n              <th>Melhor uso<\/th>\n              <th>Limita\u00e7\u00e3o<\/th>\n            <\/tr>\n          <\/thead>\n          <tbody>\n            <tr><td>D2<\/td><td>1.2379 \/ SKD11 \/ Cr12Mo1V1<\/td><td>Ferramentas de trabalho a frio de alta press\u00e3o que necessitam de resist\u00eancia ao desgaste e \u00e0 deforma\u00e7\u00e3o.<\/td><td>N\u00e3o \u00e9 adequado para impactos fortes.<\/td><\/tr>\n            <tr><td>D3<\/td><td>1.2080 \/ SKD1<\/td><td>Ferramentas de trabalho a frio de alta dureza sob press\u00e3o constante<\/td><td>Menor resist\u00eancia que D2<\/td><\/tr>\n            <tr><td>D6<\/td><td>1.2436 \/ SKD2<\/td><td>Condi\u00e7\u00f5es severas de desgaste e press\u00e3o<\/td><td>O risco de impacto deve ser controlado.<\/td><\/tr>\n            <tr><td>A2<\/td><td>1.2363 \/ SKD12<\/td><td>Ferramentas que necessitam de maior resist\u00eancia mec\u00e2nica do que o D2, mantendo ao mesmo tempo a capacidade de resistir \u00e0 deforma\u00e7\u00e3o.<\/td><td>Menor resist\u00eancia ao desgaste do que D2 e D3<\/td><\/tr>\n            <tr><td>Cr12MoV<\/td><td>Grau GB chin\u00eas<\/td><td>Matrizes gerais para trabalho a frio, ferramentas de conforma\u00e7\u00e3o e ferramentas de corte.<\/td><td>O desempenho depende muito do tratamento t\u00e9rmico.<\/td><\/tr>\n            <tr><td>O1 \/ O2<\/td><td>1.2510 \/ 1.2842<\/td><td>Ferramentas de carga moderada, matrizes menores e lotes de produ\u00e7\u00e3o mais curtos.<\/td><td>N\u00e3o adequado para press\u00e3o severa.<\/td><\/tr>\n            <tr><td>H11<\/td><td>1.2343 \/ SKD6<\/td><td>Ferramentas para trabalhos a quente que exigem resist\u00eancia \u00e0 press\u00e3o e robustez.<\/td><td>N\u00e3o \u00e9 um a\u00e7o resistente ao desgaste por trabalho a frio.<\/td><\/tr>\n            <tr><td>H13<\/td><td>1.2344 \/ SKD61<\/td><td>Ferramentas para forjamento a quente, fundi\u00e7\u00e3o sob press\u00e3o, extrus\u00e3o a quente e corte a quente.<\/td><td>Menor resist\u00eancia ao desgaste a frio do que os a\u00e7os da s\u00e9rie D.<\/td><\/tr>\n            <tr><td>M2 \/ M4<\/td><td>A\u00e7os r\u00e1pidos<\/td><td>Pun\u00e7\u00f5es para extrus\u00e3o a frio, ferramentas de corte e ferramentas especiais de alta press\u00e3o.<\/td><td>Custo mais elevado e utiliza\u00e7\u00e3o mais espec\u00edfica.<\/td><\/tr>\n            <tr><td>A\u00e7os para ferramentas PM<\/td><td>PM trabalho a frio e PM grada\u00e7\u00f5es de alta velocidade<\/td><td>Dureza muito elevada com melhor uniformidade de carbonetos.<\/td><td>Custo mais alto<\/td><\/tr>\n            <tr><td>Carboneto cimentado<\/td><td>Classifica\u00e7\u00e3o WC-Co<\/td><td>Carga de compress\u00e3o extrema al\u00e9m da capacidade do a\u00e7o ferramenta<\/td><td>Baixa toler\u00e2ncia \u00e0 flex\u00e3o e ao impacto<\/td><\/tr>\n          <\/tbody>\n        <\/table>\n      <\/div>\n\n      <p>\n        D2 geralmente \u00e9 o ponto de partida pr\u00e1tico para resist\u00eancia \u00e0 deforma\u00e7\u00e3o por trabalho a frio. D3 e D6 representam um avan\u00e7o em dire\u00e7\u00e3o \u00e0 resist\u00eancia ao desgaste e \u00e0 press\u00e3o. A2 \u00e9 \u00fatil quando a ferramenta tamb\u00e9m precisa de maior tenacidade.\n      <\/p>\n\n      <div class=\"aobo-note-box\">\n        <p>\n          O metal duro \u00e9 utilizado apenas quando o a\u00e7o ferramenta n\u00e3o suporta a press\u00e3o. Sua resist\u00eancia \u00e0 compress\u00e3o \u00e0 temperatura ambiente varia de 3.450 a 6.900 MPa, mas \u00e9 muito menos tolerante \u00e0 flex\u00e3o, impacto ou suporte inadequado.\n        <\/p>\n      <\/div>\n\n      <h2>Como escolher o a\u00e7o ferramenta para resist\u00eancia \u00e0 deforma\u00e7\u00e3o pl\u00e1stica<\/h2>\n\n      <div class=\"aobo-table-wrap\">\n        <table class=\"aobo-table\">\n          <thead>\n            <tr>\n              <th>Condi\u00e7\u00f5es de funcionamento<\/th>\n              <th>Melhor Dire\u00e7\u00e3o de Materiais<\/th>\n            <\/tr>\n          <\/thead>\n          <tbody>\n            <tr><td>Press\u00e3o de trabalho a frio com desgaste<\/td><td>D2 \/ D3 \/ D6 \/ Cr12MoV<\/td><\/tr>\n            <tr><td>Press\u00e3o de trabalho a frio com risco de lascamento<\/td><td>Dire\u00e7\u00e3o A2 ou inferior de dureza D2<\/td><\/tr>\n            <tr><td>Press\u00e3o moderada e volume de produ\u00e7\u00e3o reduzido<\/td><td>O1 \/ O2<\/td><\/tr>\n            <tr><td>Press\u00e3o alta acima de aproximadamente 200 \u00b0C<\/td><td>H11 \/ H13<\/td><\/tr>\n            <tr><td>Extrus\u00e3o a frio severa ou puncionamento de alta carga<\/td><td>A\u00e7o ferramenta M2 \/ M4 \/ PM<\/td><\/tr>\n            <tr><td>A press\u00e3o excede a capacidade do a\u00e7o.<\/td><td>Metal duro ou redesenho da ferramenta<\/td><\/tr>\n          <\/tbody>\n        <\/table>\n      <\/div>\n\n      <p>\n        Para extrus\u00e3o a frio, limites de press\u00e3o pr\u00e1ticos s\u00e3o \u00fateis. A press\u00e3o do pun\u00e7\u00e3o \u00e9 geralmente mantida abaixo de aproximadamente 2.370 MPa e a press\u00e3o interna da matriz abaixo de aproximadamente 1.895 MPa. Quando a press\u00e3o de trabalho se aproxima desses n\u00edveis, a sele\u00e7\u00e3o da classe de material deve ser verificada juntamente com a geometria da ferramenta, o suporte de apoio e a \u00e1rea de contato.\n      <\/p>\n      <p>\n        Os a\u00e7os metal\u00fargicos s\u00e3o \u00fateis quando os a\u00e7os convencionais de alta liga n\u00e3o conseguem fornecer dureza e tenacidade suficientes simultaneamente. Algumas classes de a\u00e7o metal\u00fargico podem atingir cerca de 64-69 HRC, mantendo uma estrutura de carbonetos mais fina do que os a\u00e7os produzidos convencionalmente.\n      <\/p>\n\n      <h2>Aplica\u00e7\u00f5es comuns de a\u00e7os-ferramenta de alta resist\u00eancia \u00e0 compress\u00e3o<\/h2>\n\n      <div class=\"aobo-table-wrap\">\n        <table class=\"aobo-table\">\n          <thead>\n            <tr>\n              <th>Aplicativo<\/th>\n              <th>Dire\u00e7\u00e3o de Grau Comum<\/th>\n              <th>Requisito principal<\/th>\n            <\/tr>\n          <\/thead>\n          <tbody>\n            <tr><td>Pun\u00e7\u00f5es e matrizes de estampagem<\/td><td>D2 \/ D3 \/ D6 \/ Cr12MoV<\/td><td>Estabilidade das bordas e resist\u00eancia ao desgaste<\/td><\/tr>\n            <tr><td>Ferramentas de cunhagem<\/td><td>D2 \/ D6 \/ M2<\/td><td>Resist\u00eancia ao afundamento na superf\u00edcie<\/td><\/tr>\n            <tr><td>Matrizes de lamina\u00e7\u00e3o de roscas<\/td><td>A\u00e7os D2 \/ M2 \/ PM<\/td><td>Resist\u00eancia \u00e0 press\u00e3o e estabilidade dimensional<\/td><\/tr>\n            <tr><td>pun\u00e7\u00f5es de extrus\u00e3o a frio<\/td><td>A\u00e7os D2 \/ M2 \/ M4 \/ PM<\/td><td>Alta resist\u00eancia \u00e0 compress\u00e3o com tenacidade controlada.<\/td><\/tr>\n            <tr><td>Matrizes de estampagem profunda<\/td><td>D2 \/ A2 \/ Cr12MoV<\/td><td>Geometria de matriz est\u00e1vel<\/td><\/tr>\n            <tr><td>Ferramentas para conforma\u00e7\u00e3o a frio<\/td><td>D2 \/ A2 \/ M2<\/td><td>Resist\u00eancia \u00e0 compress\u00e3o com tenacidade<\/td><\/tr>\n            <tr><td>Matrizes de compacta\u00e7\u00e3o de p\u00f3<\/td><td>A\u00e7os D2 \/ D6 \/ PM \/ carboneto<\/td><td>Alta resist\u00eancia \u00e0 press\u00e3o e ao desgaste abrasivo<\/td><\/tr>\n            <tr><td>Formando rolos<\/td><td>D2 \/ D6 \/ Cr12MoV<\/td><td>Estabilidade da superf\u00edcie e resist\u00eancia ao desgaste<\/td><\/tr>\n            <tr><td>Matrizes de forjamento a quente<\/td><td>H11 \/ H13<\/td><td>Resist\u00eancia ao calor e \u00e0 fadiga t\u00e9rmica<\/td><\/tr>\n            <tr><td>matrizes de fundi\u00e7\u00e3o sob press\u00e3o<\/td><td>H13 \/ H11<\/td><td>Resist\u00eancia ao calor e \u00e0 press\u00e3o<\/td><\/tr>\n            <tr><td>Ferramentas de extrus\u00e3o a quente<\/td><td>Dire\u00e7\u00e3o H11 \/ H13 \/ H21<\/td><td>resist\u00eancia \u00e0 compress\u00e3o a quente<\/td><\/tr>\n          <\/tbody>\n        <\/table>\n      <\/div>\n\n      <h2>Quando uma alta resist\u00eancia \u00e0 compress\u00e3o n\u00e3o \u00e9 suficiente<\/h2>\n\n      <div class=\"aobo-table-wrap\">\n        <table class=\"aobo-table\">\n          <thead>\n            <tr>\n              <th>Problema<\/th>\n              <th>Significado da sele\u00e7\u00e3o<\/th>\n            <\/tr>\n          <\/thead>\n          <tbody>\n            <tr><td>Rachaduras ou lascas primeiro<\/td><td>A alta resist\u00eancia \u00e0 compress\u00e3o \u00e9 ineficaz se ocorrerem fissuras ou lascas antes da deforma\u00e7\u00e3o. Nesses casos, a\u00e7os A2, S7 ou de menor dureza podem prolongar a vida \u00fatil da ferramenta em compara\u00e7\u00e3o com a\u00e7os duros da s\u00e9rie D.<\/td><\/tr>\n            <tr><td>Press\u00e3o com calor<\/td><td>Os a\u00e7os D2, D3, D6 e Cr12MoV resistem \u00e0 press\u00e3o a frio, mas perdem resist\u00eancia com o aumento da temperatura. Os a\u00e7os H11 e H13 s\u00e3o melhores op\u00e7\u00f5es quando o trabalho a quente em altas temperaturas \u00e9 combinado com press\u00e3o.<\/td><\/tr>\n            <tr><td>Sobrecarga local<\/td><td>Se a ferramenta ainda se deformar ap\u00f3s a sele\u00e7\u00e3o correta do material e o tratamento t\u00e9rmico adequado, a carga pode estar muito concentrada na \u00e1rea de trabalho. Isso geralmente requer um suporte de apoio melhor, uma \u00e1rea de contato maior, um projeto de raio aprimorado ou uma atualiza\u00e7\u00e3o do material para a\u00e7o metalurgia do p\u00f3 ou carboneto cementado.<\/td><\/tr>\n          <\/tbody>\n        <\/table>\n      <\/div>\n\n    <\/main>\n\n    <section class=\"aobo-related-pages\" aria-label=\"P\u00e1ginas relacionadas \u00e0 resist\u00eancia \u00e0 falha do a\u00e7o ferramenta\">\n      <h2>Guias de sele\u00e7\u00e3o de a\u00e7o ferramenta relacionados<\/h2>\n      <p class=\"aobo-related-intro\">Compare outros modos comuns de falha de ferramentas e as propriedades do a\u00e7o usado para resistir a eles.<\/p>\n      <div class=\"aobo-related-grid\">\n        <a class=\"aobo-related-link\" href=\"https:\/\/aobosteel.com\/pt\/abrasive-wear-resistant-tool-steels\/\">\n          <span class=\"aobo-related-name\">Desgaste abrasivo<\/span>\n          <span class=\"aobo-related-desc\">Superf\u00edcie gradualmente arranhada ou sulcada por part\u00edculas duras.<\/span>\n        <\/a>\n        <a class=\"aobo-related-link\" href=\"https:\/\/aobosteel.com\/pt\/tool-steels-for-chipping-resistance\/\">\n          <span class=\"aobo-related-name\">Lascamento<\/span>\n          <span class=\"aobo-related-desc\">Pequenos peda\u00e7os que se desprendem das arestas de corte ou dos cantos da ferramenta.<\/span>\n        <\/a>\n        <a class=\"aobo-related-link\" href=\"https:\/\/aobosteel.com\/pt\/tool-steels-for-cracking-resistance\/\">\n          <span class=\"aobo-related-name\">Rachaduras<\/span>\n          <span class=\"aobo-related-desc\">Fraturas transversais causadas por sobrecarga ou concentra\u00e7\u00e3o de tens\u00e3o<\/span>\n        <\/a>\n        <a class=\"aobo-related-link\" href=\"https:\/\/aobosteel.com\/pt\/thermal-fatigue-resistant-tool-steels\/\">\n          <span class=\"aobo-related-name\">Fadiga T\u00e9rmica<\/span>\n          <span class=\"aobo-related-desc\">Rachaduras superficiais causadas por ciclos repetidos de aquecimento e resfriamento.<\/span>\n        <\/a>\n        <a class=\"aobo-related-link\" href=\"https:\/\/aobosteel.com\/pt\/adhesive-wear-resistant-tool-steels\/\">\n          <span class=\"aobo-related-name\">Desgaste e atrito adesivos<\/span>\n          <span class=\"aobo-related-desc\">Transfer\u00eancia de material e ader\u00eancia superficial entre superf\u00edcies de contato<\/span>\n        <\/a>\n      <\/div>\n    <\/section>\n\n    <section class=\"aobo-final-cta\">\n      <div>\n        <h2>Precisa de a\u00e7o ferramenta para matrizes de alta press\u00e3o ou ferramentas de conforma\u00e7\u00e3o?<\/h2>\n        <p>\n          A Aobo Steel fornece barras redondas e planas de a\u00e7o ferramenta para matrizes de alta press\u00e3o, ferramentas de conforma\u00e7\u00e3o, pun\u00e7\u00f5es de extrus\u00e3o e aplica\u00e7\u00f5es de trabalho a quente. Envie-nos a especifica\u00e7\u00e3o, o tamanho, a quantidade e a aplica\u00e7\u00e3o desejadas.\n        <\/p>\n      <\/div>\n      <a class=\"aobo-btn aobo-btn-inquiry popmake-16052\" href=\"javascript:void(0);\">Enviar consulta<\/a>\n    <\/section>\n\n  <\/div>\n<\/section>","protected":false},"excerpt":{"rendered":"<p>Tool Steel Selection by Failure Mode High Compressive Strength Tool Steels for Plastic Deformation Resistance In the plastic deformation failure mode, the working edge, forming surface, punch head, die corner, or cavity area yields under load. The tool may still look intact, but its geometry has changed, making it difficult to control part accuracy, clearance, [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":15635,"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-15634","page","type-page","status-publish","has-post-thumbnail","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v28.0 (Yoast SEO v28.0) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Plastic Deformation Resistant Tool Steels | Aobo Steel<\/title>\n<meta name=\"description\" content=\"Select tool steels for plastic deformation resistance. Compare D2, D3, D6, A2, Cr12MoV, H11, H13, PM steels, and carbide for high-pressure tooling.\" \/>\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\/plastic-deformation-resistant-tool-steels\/\" \/>\n<meta property=\"og:locale\" content=\"pt_BR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Plastic Deformation Resistant Tool Steels | Aobo Steel\" \/>\n<meta property=\"og:description\" content=\"Select tool steels for plastic deformation resistance. 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