{"id":15860,"date":"2026-06-11T12:00:32","date_gmt":"2026-06-11T04:00:32","guid":{"rendered":"https:\/\/aobosteel.com\/?page_id=15860"},"modified":"2026-06-25T11:52:53","modified_gmt":"2026-06-25T03:52:53","slug":"esr-tool-steel","status":"publish","type":"page","link":"https:\/\/aobosteel.com\/pt\/esr-tool-steel\/","title":{"rendered":"Fornecedor de a\u00e7o ferramenta ESR | ESR D2 e H13 | Aobo Steel"},"content":{"rendered":"<div class=\"aobo-esr\">\n  <style>\n    .aobo-esr {\n      --aobo-blue: #0c56d0;\n      --aobo-blue-dark: #073b8e;\n      --aobo-blue-soft: #eaf2ff;\n      --aobo-border: #d7e5fb;\n      --aobo-orange: #f59b23;\n      --aobo-ink: #203044;\n      --aobo-grey: #617087;\n      --aobo-shadow: 0 18px 45px rgba(12, 86, 208, 0.10);\n      font-family: inherit;\n      color: var(--aobo-ink);\n      line-height: 1.7;\n      max-width: 1180px;\n      margin: 0 auto;\n      padding: 0;\n      background: transparent;\n    }\n\n    .aobo-esr * { box-sizing: border-box; }\n\n 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margin: 0; padding-left: 20px; }\n    .aobo-esr .split li { margin-bottom: 10px; color: var(--aobo-ink); }\n\n    .aobo-esr .specs-list { margin: 18px 0 0; padding-left: 20px; }\n    .aobo-esr .specs-list li { margin-bottom: 10px; }\n\n    .aobo-esr .stat-band {\n      background: linear-gradient(135deg, #073b91 0%, #0c56d0 100%);\n      border-radius: 28px;\n      color: #fff;\n      padding: 38px 30px;\n      display: grid;\n      grid-template-columns: repeat(3, 1fr);\n      gap: 24px;\n      text-align: center;\n      margin: 44px 0;\n      box-shadow: 0 18px 45px rgba(12, 86, 208, 0.20);\n    }\n\n    .aobo-esr .stat-band .num { font-size: 2.1rem; font-weight: 800; color: var(--aobo-orange); }\n    .aobo-esr .stat-band .cap { font-size: 0.95rem; opacity: 0.92; margin-top: 6px; }\n\n    .aobo-esr .closing {\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      text-align: left;\n    }\n\n    .aobo-esr .closing h2 {\n      color: #ffffff;\n      font-size: 26px;\n    }\n\n    .aobo-esr .closing p {\n      max-width: 780px;\n      margin: 0 0 22px;\n      color: rgba(255, 255, 255, 0.92);\n    }\n\n    .aobo-esr .closing .cta-button {\n      background: #ffffff;\n      border-color: #ffffff;\n      color: var(--aobo-blue);\n    }\n\n    @media (max-width: 760px) {\n      .aobo-esr {\n        padding: 0;\n      }\n\n      .aobo-esr .hero {\n        padding: 30px 22px;\n      }\n\n      .aobo-esr h1 { font-size: 34px; }\n      .aobo-esr h2 { font-size: 25px; }\n      .aobo-esr .grade-grid,\n      .aobo-esr .split,\n      .aobo-esr .stat-band { grid-template-columns: 1fr; }\n\n      .aobo-esr .closing {\n        padding: 28px 22px;\n      }\n    }\n  <\/style>\n\n  <section class=\"hero\">\n    <span class=\"eyebrow\">Fornecedor de a\u00e7o ferramenta ESR<\/span>\n    <h1>A\u00e7o ferramenta ESR: D2 ESR e H13 ESR<\/h1>\n    <p class=\"lead\">A Aobo Steel fornece a\u00e7os D2 e H13 refundidos por eletroesc\u00f3ria para compradores que necessitam de maior pureza, melhor isotropia e polimento espelhado confi\u00e1vel. Fornecemos em grandes quantidades, com materiais verificados antes do envio, e um pedido m\u00ednimo de 5 toneladas.<\/p>\n    <p class=\"premium-line\">O min\u00e9rio de grau ESR custa cerca de 250 a 300 d\u00f3lares por tonelada a mais do que o material convencional de forno el\u00e9trico. Esse valor adicional cobre a etapa de refino secund\u00e1rio, n\u00e3o a marca. Abaixo, detalhamos exatamente quando vale a pena pagar por essa etapa e quando o min\u00e9rio de grau padr\u00e3o oferece a mesma funcionalidade.<\/p>\n    <button class=\"cta-button popmake-16052\" type=\"button\">Solicite um or\u00e7amento da ESR<\/button>\n  <\/section>\n\n  <section class=\"section\">\n    <span class=\"eyebrow\">Por que os compradores escolhem a ESR?<\/span>\n    <h2>O que a etapa de refus\u00e3o realmente lhe proporciona<\/h2>\n    <p>O a\u00e7o ferramenta convencional apresenta inclus\u00f5es n\u00e3o met\u00e1licas, como \u00f3xidos e sulfetos, al\u00e9m de segrega\u00e7\u00e3o central em se\u00e7\u00f5es maiores. Essas inclus\u00f5es s\u00e3o a origem de lascamento, trincas por fadiga e defeitos de polimento. A refus\u00e3o por eletroesc\u00f3ria passa o a\u00e7o por uma segunda vez atrav\u00e9s de uma po\u00e7a de esc\u00f3ria reativa, o que remove o enxofre, dissolve as inclus\u00f5es e reconstr\u00f3i o lingote com uma estrutura uniforme e solidificada direcionalmente.<\/p>\n    <figure class=\"aobo-figure\">\n      <img decoding=\"async\" src=\"https:\/\/aobosteel.com\/wp-content\/uploads\/2025\/01\/what-is-ESR.jpg\" alt=\"equipamentos de refus\u00e3o por eletroesc\u00f3ria\" loading=\"lazy\">\n      <figcaption>equipamentos de refus\u00e3o por eletroesc\u00f3ria<\/figcaption>\n    <\/figure>\n    <p>O resultado \u00e9 um material mais limpo, denso e isotr\u00f3pico, que mant\u00e9m um acabamento espelhado e resiste \u00e0 falha prematura da ferramenta. Para obter informa\u00e7\u00f5es completas sobre a metalurgia, incluindo a compara\u00e7\u00e3o entre a ESR e a refus\u00e3o por arco a v\u00e1cuo, consulte [link para a documenta\u00e7\u00e3o]. <a href=\"https:\/\/aobosteel.com\/pt\/knowledge-hub\/what-is-electroslag-remelting-esr\/\">Como funciona a ESR e como ela se compara \u00e0 VAR<\/a>.<\/p>\n  <\/section>\n\n  <section class=\"section\">\n    <span class=\"eyebrow\">Graus que fornecemos em ESR<\/span>\n    <h2>D2 ESR e H13 ESR<\/h2>\n    <p>Estas s\u00e3o as duas classes de a\u00e7o que fornecemos com mais frequ\u00eancia, ap\u00f3s refus\u00e3o por eletroesc\u00f3ria. Ambas s\u00e3o entregues recozidas. N\u00e3o realizamos o tratamento t\u00e9rmico final, portanto, a dureza de trabalho mostrada abaixo \u00e9 aquela alcan\u00e7ada pelo seu profissional de tratamento t\u00e9rmico, e n\u00e3o a dureza de entrega.<\/p>\n    <div class=\"grade-grid\">\n      <div class=\"grade-card\">\n        <div class=\"grade-image\">\n          <img decoding=\"async\" src=\"https:\/\/aobosteel.com\/wp-content\/uploads\/2025\/03\/D2-tool-steel.avif\" alt=\"Barra plana de a\u00e7o ferramenta D2 ESR\" loading=\"lazy\">\n        <\/div>\n        <div class=\"grade-name\">D2 ESR<\/div>\n        <div class=\"grade-equiv\">1.2379 e SKD11<\/div>\n        <div class=\"spec-row\"><span class=\"label\">Tipo<\/span><span class=\"value\">A\u00e7o para ferramentas de trabalho a frio<\/span><\/div>\n        <div class=\"spec-row\"><span class=\"label\">Dureza de trabalho<\/span><span class=\"value\">58 a 60 HRC<\/span><\/div>\n        <div class=\"spec-row\"><span class=\"label\">Condi\u00e7\u00f5es de entrega<\/span><span class=\"value\">Recozido<\/span><\/div>\n        <div class=\"spec-row\"><span class=\"label\">Benef\u00edcio ESR<\/span><span class=\"value\">Pureza e vida cansativa<\/span><\/div>\n        <p class=\"use\">Ideal para aplica\u00e7\u00f5es onde ferramentas de trabalho a frio de alto impacto falham por lascamento ou fissuras por fadiga, como matrizes de corte, matrizes de estampagem e ferramentas de conforma\u00e7\u00e3o a frio. A estrutura ESR mais limpa remove os pontos de inclus\u00e3o que iniciam essas fissuras.<\/p>\n        <div class=\"grade-actions\">\n          <a class=\"primary popmake-16052\" href=\"javascript:void(0);\">Enviar consulta<\/a>\n          <a class=\"secondary\" href=\"https:\/\/aobosteel.com\/pt\/d2-tool-steel\/\">Ver detalhes<\/a>\n        <\/div>\n      <\/div>\n      <div class=\"grade-card\">\n        <div class=\"grade-image\">\n          <img decoding=\"async\" src=\"https:\/\/aobosteel.com\/wp-content\/uploads\/2025\/04\/H13-STEEL-FLAT-BAR.avif\" alt=\"Barra plana de a\u00e7o ferramenta H13 ESR\" loading=\"lazy\">\n        <\/div>\n        <div class=\"grade-name\">H13 ESR<\/div>\n        <div class=\"grade-equiv\">1.2344 e SKD61<\/div>\n        <div class=\"spec-row\"><span class=\"label\">Tipo<\/span><span class=\"value\">A\u00e7o para ferramentas de trabalho a quente<\/span><\/div>\n        <div class=\"spec-row\"><span class=\"label\">Dureza de trabalho<\/span><span class=\"value\">44 a 52 HRC<\/span><\/div>\n        <div class=\"spec-row\"><span class=\"label\">Condi\u00e7\u00f5es de entrega<\/span><span class=\"value\">Recozido<\/span><\/div>\n        <div class=\"spec-row\"><span class=\"label\">Benef\u00edcio ESR<\/span><span class=\"value\">Isotropia e choque t\u00e9rmico<\/span><\/div>\n        <p class=\"use\">Ideal para aplica\u00e7\u00f5es em ferramentas submetidas a ciclos t\u00e9rmicos severos, como matrizes de fundi\u00e7\u00e3o, matrizes de forjamento a quente e ferramentas de extrus\u00e3o. A estrutura ESR n\u00e3o segregada aumenta a resist\u00eancia transversal e a resist\u00eancia ao choque t\u00e9rmico, prolongando assim a vida \u00fatil da matriz.<\/p>\n        <div class=\"grade-actions\">\n          <a class=\"primary popmake-16052\" href=\"javascript:void(0);\">Enviar consulta<\/a>\n          <a class=\"secondary\" href=\"https:\/\/aobosteel.com\/pt\/h13-tool-steel\/\">Ver detalhes<\/a>\n        <\/div>\n      <\/div>\n    <\/div>\n  <\/section>\n\n  <section class=\"section\">\n    <span class=\"eyebrow\">Pr\u00eamio de custo<\/span>\n    <h2>Qual o custo do a\u00e7o ferramenta ESR em compara\u00e7\u00e3o com o a\u00e7o convencional?<\/h2>\n    <p>O custo adicional do a\u00e7o ferramenta refundido por eletroesc\u00f3ria \u00e9 de aproximadamente 250 a 300 d\u00f3lares por tonelada em compara\u00e7\u00e3o com o material obtido por fundi\u00e7\u00e3o convencional em forno el\u00e9trico. O valor exato varia de acordo com a classe, a se\u00e7\u00e3o transversal e o volume do pedido, portanto, considere-o como uma faixa de pre\u00e7o e n\u00e3o como um valor fixo. O que voc\u00ea est\u00e1 pagando \u00e9 pela etapa de refino secund\u00e1rio que remove o enxofre e as inclus\u00f5es n\u00e3o met\u00e1licas. Essa \u00fanica etapa proporciona maior pureza, isotropia e polibilidade, portanto, o valor do custo adicional depende inteiramente da necessidade dessas propriedades em sua aplica\u00e7\u00e3o.<\/p>\n  <\/section>\n\n  <section class=\"section\">\n    <span class=\"eyebrow\">L\u00f3gica de sele\u00e7\u00e3o<\/span>\n    <h2>Quando a ESR vale a pena e quando o tratamento convencional \u00e9 suficiente.<\/h2>\n    <div class=\"split\">\n      <div class=\"panel worth\">\n        <h3>Escolha ESR quando<\/h3>\n        <ul>\n          <li>A ferramenta precisa de uma superf\u00edcie espelhada ou de alto brilho, como pe\u00e7as \u00f3pticas e moldes de pl\u00e1stico transparente.<\/li>\n          <li>O modo de falha \u00e9 o lascamento ou fissura\u00e7\u00e3o por fadiga sob alto impacto.<\/li>\n          <li>Voc\u00ea est\u00e1 usinando grandes se\u00e7\u00f5es transversais onde a segrega\u00e7\u00e3o no centro representa um risco real.<\/li>\n          <li>As propriedades transversais s\u00e3o importantes porque a ferramenta suporta tens\u00e3o multidirecional.<\/li>\n        <\/ul>\n      <\/div>\n      <div class=\"panel enough\">\n        <h3>O convencional basta quando<\/h3>\n        <ul>\n          <li>A aplica\u00e7\u00e3o n\u00e3o requer polimento ou acabamento superficial.<\/li>\n          <li>As se\u00e7\u00f5es s\u00e3o pequenas e a segrega\u00e7\u00e3o n\u00e3o \u00e9 uma preocupa\u00e7\u00e3o.<\/li>\n          <li>A produ\u00e7\u00e3o \u00e9 sens\u00edvel aos custos, e a pureza padr\u00e3o j\u00e1 apresenta bom desempenho em servi\u00e7o.<\/li>\n          <li>Voc\u00ea est\u00e1 em fase de prototipagem ou com volume reduzido, o que torna o pre\u00e7o premium dif\u00edcil de justificar.<\/li>\n        <\/ul>\n      <\/div>\n    <\/div>\n    <p style=\"margin-top:22px;\">Se voc\u00ea n\u00e3o tem certeza em qual categoria seu trabalho se enquadra, diga-nos qual \u00e9 a pe\u00e7a, o modo de falha que voc\u00ea est\u00e1 combatendo e o requisito de superf\u00edcie, e n\u00f3s lhe diremos honestamente se o ESR justifica o pr\u00eamio para voc\u00ea.<\/p>\n  <\/section>\n\n  <div class=\"stat-band\">\n    <div><div class=\"num\">1,200+<\/div><div class=\"cap\">toneladas fornecidas por m\u00eas<\/div><\/div>\n    <div><div class=\"num\">40+<\/div><div class=\"cap\">parceiros de moinho<\/div><\/div>\n    <div><div class=\"num\">20+<\/div><div class=\"cap\">anos em a\u00e7o ferramenta desde 2003<\/div><\/div>\n  <\/div>\n\n  <section class=\"closing\">\n    <h2>Solicite o pre\u00e7o do ESR D2 ou H13 para o seu pedido.<\/h2>\n    <p>Envie-nos a especifica\u00e7\u00e3o, as dimens\u00f5es, o estado da superf\u00edcie e a tonelagem. Confirmaremos a disponibilidade, informaremos o valor adicional do ESR em rela\u00e7\u00e3o \u00e0 especifica\u00e7\u00e3o convencional e verificaremos o material por meio de nosso controle de qualidade antes do envio.<\/p>\n    <button class=\"cta-button popmake-16052\" type=\"button\">Solicite um or\u00e7amento da ESR<\/button>\n  <\/section>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>ESR Tool Steel Supplier ESR Tool Steel: D2 ESR and H13 ESR Aobo Steel supplies electroslag remelted D2 and H13 for buyers who need higher purity, better isotropy, and reliable mirror polishing. We supply in bulk, with materials verified before shipment, and an MOQ of 5 tons. ESR grades cost around 250-300 USD per ton [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":15865,"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-15860","page","type-page","status-publish","has-post-thumbnail","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v28.1 (Yoast SEO v28.1) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>ESR Tool Steel Supplier | D2 and H13 ESR | Aobo Steel - AoboSteel<\/title>\n<meta name=\"description\" content=\"Aobo Steel supplies ESR D2 and H13 tool steel for high purity and mirror polishing. Around 250 to 300 USD per ton premium. MOQ 5 tons.\" \/>\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\/esr-tool-steel\/\" \/>\n<meta property=\"og:locale\" content=\"pt_BR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"ESR Tool Steel Supplier | D2 and H13 ESR | Aobo Steel\" \/>\n<meta property=\"og:description\" content=\"Aobo Steel supplies ESR D2 and H13 tool steel for high purity and mirror polishing. Around 250 to 300 USD per ton premium. 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ESR grades cost around 250-300 USD per ton&hellip;","rttpg_featured_image_url":{"full":["https:\/\/aobosteel.com\/wp-content\/uploads\/2026\/06\/ESR.avif",1254,1254,false],"landscape":["https:\/\/aobosteel.com\/wp-content\/uploads\/2026\/06\/ESR.avif",1254,1254,false],"portraits":["https:\/\/aobosteel.com\/wp-content\/uploads\/2026\/06\/ESR.avif",1254,1254,false],"thumbnail":["https:\/\/aobosteel.com\/wp-content\/uploads\/2026\/06\/ESR-150x150.avif",150,150,true],"medium":["https:\/\/aobosteel.com\/wp-content\/uploads\/2026\/06\/ESR-300x300.avif",300,300,true],"large":["https:\/\/aobosteel.com\/wp-content\/uploads\/2026\/06\/ESR-1024x1024.avif",1024,1024,true],"1536x1536":["https:\/\/aobosteel.com\/wp-content\/uploads\/2026\/06\/ESR.avif",1254,1254,false],"2048x2048":["https:\/\/aobosteel.com\/wp-content\/uploads\/2026\/06\/ESR.avif",1254,1254,false],"trp-custom-language-flag":["https:\/\/aobosteel.com\/wp-content\/uploads\/2026\/06\/ESR-12x12.avif",12,12,true]},"rttpg_author":{"display_name":"Evan","author_link":"https:\/\/aobosteel.com\/pt\/blog\/author\/admin\/"},"rttpg_comment":0,"rttpg_category":null,"rttpg_excerpt":"ESR Tool Steel Supplier ESR Tool Steel: D2 ESR and H13 ESR Aobo Steel supplies electroslag remelted D2 and H13 for buyers who need higher purity, better isotropy, and reliable mirror polishing. We supply in bulk, with materials verified before shipment, and an MOQ of 5 tons. ESR grades cost around 250-300 USD per ton&hellip;","_links":{"self":[{"href":"https:\/\/aobosteel.com\/pt\/wp-json\/wp\/v2\/pages\/15860","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/aobosteel.com\/pt\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/aobosteel.com\/pt\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/aobosteel.com\/pt\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/aobosteel.com\/pt\/wp-json\/wp\/v2\/comments?post=15860"}],"version-history":[{"count":0,"href":"https:\/\/aobosteel.com\/pt\/wp-json\/wp\/v2\/pages\/15860\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/aobosteel.com\/pt\/wp-json\/wp\/v2\/media\/15865"}],"wp:attachment":[{"href":"https:\/\/aobosteel.com\/pt\/wp-json\/wp\/v2\/media?parent=15860"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}