{"id":9629,"date":"2025-08-09T16:24:48","date_gmt":"2025-08-09T08:24:48","guid":{"rendered":"https:\/\/aobosteel.com\/?page_id=9629"},"modified":"2026-06-26T10:19:13","modified_gmt":"2026-06-26T02:19:13","slug":"cr12-tool-steel","status":"publish","type":"page","link":"https:\/\/aobosteel.com\/pt\/cr12-tool-steel\/","title":{"rendered":"Fornecedor de a\u00e7o ferramenta Cr12 | D3 \/ 1.2080 \/ SKD1"},"content":{"rendered":"<div class=\"wp-block-cover alignfull\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"337\" class=\"wp-block-cover__image-background wp-image-7233 size-large\" alt=\"\" src=\"https:\/\/aobosteel.com\/wp-content\/uploads\/2025\/05\/banner3-1024x337.webp\" data-object-fit=\"cover\" srcset=\"https:\/\/aobosteel.com\/wp-content\/uploads\/2025\/05\/banner3-1024x337.webp 1024w, https:\/\/aobosteel.com\/wp-content\/uploads\/2025\/05\/banner3-300x99.webp 300w, https:\/\/aobosteel.com\/wp-content\/uploads\/2025\/05\/banner3-768x253.webp 768w, https:\/\/aobosteel.com\/wp-content\/uploads\/2025\/05\/banner3-1536x506.webp 1536w, https:\/\/aobosteel.com\/wp-content\/uploads\/2025\/05\/banner3-18x6.webp 18w, https:\/\/aobosteel.com\/wp-content\/uploads\/2025\/05\/banner3.webp 1920w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><span aria-hidden=\"true\" class=\"wp-block-cover__background has-background-dim\" style=\"background-color:#4e4b40\"><\/span><div class=\"wp-block-cover__inner-container is-layout-constrained wp-block-cover-is-layout-constrained\">\n<div class=\"wp-block-uagb-advanced-heading uagb-block-382a13a1\"><h1 class=\"uagb-heading-text\">Fornecedor de a\u00e7o ferramenta Cr12 (D3 \/ 1.2080 \/ SKD1) da China<\/h1><p class=\"uagb-desc-text\">Fornecimento em grande quantidade para distribuidores e revendedores | Qualidade est\u00e1vel, entrega confi\u00e1vel<\/p><\/div>\n\n\n\n<div class=\"wp-block-buttons is-layout-flex wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button popmake-16052\"><a class=\"wp-block-button__link wp-element-button\">Enviar consulta agora<\/a><\/div>\n<\/div>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-uagb-container uagb-block-d42118fa alignfull uagb-is-root-container\"><div class=\"uagb-container-inner-blocks-wrap\">\n<p class=\"wp-block-paragraph\">O a\u00e7o ferramenta Cr12 \u00e9 uma classe de acordo com a norma nacional chinesa. Trata-se de um a\u00e7o cl\u00e1ssico para matrizes de trabalho a frio, com alto teor de carbono e cromo, que combina alta resist\u00eancia, resist\u00eancia ao desgaste e temperabilidade. Classes equivalentes ao Cr12 incluem o AISI D3 americano, o W-Nr. 1.2080 alem\u00e3o e o JIS SKD1 japon\u00eas.<\/p>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-uagb-container uagb-block-a6276993 alignfull uagb-is-root-container\"><div class=\"uagb-container-inner-blocks-wrap\">\n<h2 id=\"h-cr12-tool-steel-supply-overview\" class=\"wp-block-heading\">Vis\u00e3o geral do fornecimento de a\u00e7o ferramenta Cr12<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td>Grau<\/td><td>GB Cr12 \/ AISI D3 \/ DIN 1.2080 \/ JIS SKD1<\/td><\/tr><tr><td>Condi\u00e7\u00f5es de entrega<\/td><td>Totalmente recozido (condi\u00e7\u00e3o macia para usinagem)<\/td><\/tr><tr><td>Formul\u00e1rios dispon\u00edveis<\/td><td>Barra redonda \/ Barra plana \/ Chapa \/ Bloco forjado<\/td><\/tr><tr><td>Capacidade de produ\u00e7\u00e3o mensal<\/td><td>Aproximadamente 1000 toneladas m\u00e9tricas<\/td><\/tr><tr><td>Quantidade recomendada para exporta\u00e7\u00e3o<\/td><td>Cont\u00eainer 20GP completo (aproximadamente 26 toneladas)<\/td><\/tr><tr><td>MOQ<\/td><td>5 toneladas<\/td><\/tr><tr><td>Prazo de entrega (com estoque de lingotes)<\/td><td>Aproximadamente 20 dias<\/td><\/tr><tr><td>Prazo de entrega (derretido)<\/td><td>30 a 45 dias<\/td><\/tr><tr><td>Prazo de entrega (n\u00edvel ESR)<\/td><td>Aproximadamente 60 dias<\/td><\/tr><tr><td>Inspe\u00e7\u00e3o<\/td><td>Equipe interna de ultrassom + Inspe\u00e7\u00e3o por terceiros dispon\u00edvel<\/td><\/tr><tr><td>Documenta\u00e7\u00e3o<\/td><td>MTC (EN 10204 3.1) + Relat\u00f3rio UT<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<div class=\"wp-block-uagb-container uagb-block-91e84d54 alignfull uagb-is-root-container\"><div class=\"uagb-container-inner-blocks-wrap\">\n<h2 id=\"h-why-global-distributors-source-cr12-from-aobo-steel\" class=\"wp-block-heading\">Por que os distribuidores globais adquirem a\u00e7o Cr12 da Aobo Steel?<\/h2>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-7387b849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<ul class=\"wp-block-list\">\n<li>Fornecimento mensal cont\u00ednuo de cerca de 1000 toneladas<\/li>\n\n\n\n<li>Quantidade m\u00ednima de encomenda a partir de 5 toneladas para pedidos por atacado.<\/li>\n\n\n\n<li>Comprimentos de barras e pratos otimizados para cont\u00eaineres<\/li>\n\n\n\n<li>S\u00e3o permitidos carregamentos de tamanhos mistos para exporta\u00e7\u00e3o.<\/li>\n\n\n\n<li>Entrega de material recozido para usinagem subsequente.<\/li>\n\n\n\n<li>Fornecimento est\u00e1vel por meio de parceiros integrados na cadeia de suprimentos.<\/li>\n<\/ul>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<ul class=\"wp-block-list\">\n<li>Inspe\u00e7\u00e3o UT dispon\u00edvel para SEP 1921-82 D\/d ou E\/e<\/li>\n\n\n\n<li>Rastreabilidade MTC e de lote para cada remessa.<\/li>\n\n\n\n<li>Rastreamento do n\u00famero de lote para controle de pedidos<\/li>\n\n\n\n<li>Op\u00e7\u00f5es de superf\u00edcie preta, torneada e polida<\/li>\n\n\n\n<li>Embalagem a granel para exporta\u00e7\u00e3o mar\u00edtima.<\/li>\n\n\n\n<li>Caminho de convers\u00e3o claro para a p\u00e1gina dedicada ao fornecimento em massa.<\/li>\n<\/ul>\n<\/div>\n<\/div>\n<\/div><\/div>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-uagb-container uagb-block-65a5dd52 alignfull uagb-is-root-container\"><div class=\"uagb-container-inner-blocks-wrap\">\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-7387b849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\">\n<h2 class=\"wp-block-heading has-text-align-left\" id=\"h-stable-production-for-long-term-bulk-supply\">Produ\u00e7\u00e3o est\u00e1vel para fornecimento em larga escala a longo prazo<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Produ\u00e7\u00e3o mensal cont\u00ednua de cerca de 1000 toneladas<\/li>\n\n\n\n<li>Ciclos de produ\u00e7\u00e3o cont\u00ednuos para reposi\u00e7\u00e3o de estoque<\/li>\n\n\n\n<li>A tecnologia ESR (Refus\u00e3o por Eletroesc\u00f3ria) est\u00e1 dispon\u00edvel mediante solicita\u00e7\u00e3o.<\/li>\n\n\n\n<li>Fornecimento est\u00e1vel de ligas met\u00e1licas para reduzir o risco de interrup\u00e7\u00e3o no fornecimento<\/li>\n\n\n\n<li>Rastreabilidade completa do lote, vinculada ao n\u00famero de lote original.<\/li>\n<\/ul>\n\n\n\n<div class=\"wp-block-buttons is-content-justification-center is-layout-flex wp-container-core-buttons-is-layout-3e41869c wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button has-custom-width wp-block-button__width-100 popmake-16052\"><a class=\"wp-block-button__link wp-element-button\">Solicite um or\u00e7amento para grandes volumes.<\/a><\/div>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image aligncenter size-large has-custom-border\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/aobosteel.com\/wp-content\/uploads\/2026\/02\/IMG_20171115_153016-1024x576.avif\" alt=\"\" class=\"wp-image-12933\" style=\"border-top-left-radius:15px;border-top-right-radius:15px;border-bottom-left-radius:15px;border-bottom-right-radius:15px\" srcset=\"https:\/\/aobosteel.com\/wp-content\/uploads\/2026\/02\/IMG_20171115_153016-1024x576.avif 1024w, https:\/\/aobosteel.com\/wp-content\/uploads\/2026\/02\/IMG_20171115_153016-300x169.avif 300w, https:\/\/aobosteel.com\/wp-content\/uploads\/2026\/02\/IMG_20171115_153016-768x432.avif 768w, https:\/\/aobosteel.com\/wp-content\/uploads\/2026\/02\/IMG_20171115_153016-1536x864.avif 1536w, https:\/\/aobosteel.com\/wp-content\/uploads\/2026\/02\/IMG_20171115_153016-18x10.avif 18w, https:\/\/aobosteel.com\/wp-content\/uploads\/2026\/02\/IMG_20171115_153016.avif 1860w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n<\/div>\n<\/div>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-uagb-container uagb-block-6baa8a7b alignfull uagb-is-root-container\"><div class=\"uagb-container-inner-blocks-wrap\">\n<h2 id=\"h-available-cr12-tool-steel-forms\" class=\"wp-block-heading\">Formas dispon\u00edveis em a\u00e7o ferramenta Cr12<\/h2>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"206\" src=\"https:\/\/aobosteel.com\/wp-content\/uploads\/2026\/03\/dd399cbb-cb1f-40f8-8398-03acefc1a0cd-1024x206.avif\" alt=\"\" class=\"wp-image-13355\" srcset=\"https:\/\/aobosteel.com\/wp-content\/uploads\/2026\/03\/dd399cbb-cb1f-40f8-8398-03acefc1a0cd-1024x206.avif 1024w, https:\/\/aobosteel.com\/wp-content\/uploads\/2026\/03\/dd399cbb-cb1f-40f8-8398-03acefc1a0cd-300x60.avif 300w, https:\/\/aobosteel.com\/wp-content\/uploads\/2026\/03\/dd399cbb-cb1f-40f8-8398-03acefc1a0cd-768x155.avif 768w, https:\/\/aobosteel.com\/wp-content\/uploads\/2026\/03\/dd399cbb-cb1f-40f8-8398-03acefc1a0cd-18x4.avif 18w, https:\/\/aobosteel.com\/wp-content\/uploads\/2026\/03\/dd399cbb-cb1f-40f8-8398-03acefc1a0cd.avif 1385w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-7387b849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image aligncenter size-full has-custom-border\"><img loading=\"lazy\" decoding=\"async\" width=\"500\" height=\"500\" src=\"https:\/\/aobosteel.com\/wp-content\/uploads\/2026\/02\/IMG_20221028_111745.avif\" alt=\"\" class=\"wp-image-13133\" style=\"border-top-left-radius:15px;border-top-right-radius:15px;border-bottom-left-radius:15px;border-bottom-right-radius:15px\" srcset=\"https:\/\/aobosteel.com\/wp-content\/uploads\/2026\/02\/IMG_20221028_111745.avif 500w, https:\/\/aobosteel.com\/wp-content\/uploads\/2026\/02\/IMG_20221028_111745-300x300.avif 300w, https:\/\/aobosteel.com\/wp-content\/uploads\/2026\/02\/IMG_20221028_111745-150x150.avif 150w, https:\/\/aobosteel.com\/wp-content\/uploads\/2026\/02\/IMG_20221028_111745-12x12.avif 12w\" sizes=\"auto, (max-width: 500px) 100vw, 500px\" \/><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\">\n<h2 id=\"h-quality-control-for-bulk-orders\" class=\"wp-block-heading\">Controle de Qualidade para Encomendas em Grande Quantidade<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Cada lote de a\u00e7o ferramenta fornecido pela Aobo Steel \u00e9 verificado antes do envio para garantir a precis\u00e3o da classifica\u00e7\u00e3o, a integridade interna e a rastreabilidade de pedidos em grande quantidade.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Composi\u00e7\u00e3o qu\u00edmica verificada por espectr\u00f4metro<\/li>\n\n\n\n<li>Teste ultrass\u00f4nico dispon\u00edvel (SET 1921-82)<\/li>\n\n\n\n<li>Entregue em condi\u00e7\u00e3o esferoidizada e recozida<\/li>\n\n\n\n<li>Certificado de Ensaio de F\u00e1brica (EN 10204 3.1) com n\u00famero de lote<\/li>\n\n\n\n<li>Inspe\u00e7\u00e3o dimensional e de superf\u00edcie antes do envio.<\/li>\n<\/ul>\n\n\n\n<div class=\"wp-block-buttons is-layout-flex wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button has-custom-width wp-block-button__width-100 popmake-16052\"><a class=\"wp-block-button__link wp-element-button\">Solicite um or\u00e7amento para fornecimento em grande quantidade de Cr12.<\/a><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-uagb-container uagb-block-42b10ea7 alignfull uagb-is-root-container\"><div class=\"uagb-container-inner-blocks-wrap\">\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-7387b849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\">\n<h2 id=\"h-export-packaging-and-container-loading\" class=\"wp-block-heading\">Embalagem para exporta\u00e7\u00e3o e carregamento de cont\u00eaineres<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Embalagem profissional para exporta\u00e7\u00e3o mar\u00edtima<\/li>\n\n\n\n<li>Carregamento otimizado para cont\u00eaineres de 20 p\u00e9s (20GP) at\u00e9 aproximadamente 26 toneladas.<\/li>\n\n\n\n<li>Suporte para diferentes graus e tamanhos<\/li>\n\n\n\n<li>Prote\u00e7\u00e3o anticorrosiva para longos transportes mar\u00edtimos.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\" id=\"h-\">Para remessas internacionais, recomenda-se fortemente o carregamento de cont\u00eaineres completos para garantir a efici\u00eancia de custos e um processamento alfandeg\u00e1rio mais \u00e1gil.<\/p>\n\n\n\n<div class=\"wp-block-buttons is-layout-flex wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button has-custom-width wp-block-button__width-100 popmake-16052\"><a class=\"wp-block-button__link wp-element-button\">Solicite um or\u00e7amento para carga completa de cont\u00eainer (FCL).<\/a><\/div>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image aligncenter size-full has-custom-border\"><img loading=\"lazy\" decoding=\"async\" width=\"1000\" height=\"750\" src=\"https:\/\/aobosteel.com\/wp-content\/uploads\/2026\/02\/photobank-2.avif\" alt=\"\" class=\"wp-image-12935\" style=\"border-top-left-radius:15px;border-top-right-radius:15px;border-bottom-left-radius:15px;border-bottom-right-radius:15px\" srcset=\"https:\/\/aobosteel.com\/wp-content\/uploads\/2026\/02\/photobank-2.avif 1000w, https:\/\/aobosteel.com\/wp-content\/uploads\/2026\/02\/photobank-2-300x225.avif 300w, https:\/\/aobosteel.com\/wp-content\/uploads\/2026\/02\/photobank-2-768x576.avif 768w, https:\/\/aobosteel.com\/wp-content\/uploads\/2026\/02\/photobank-2-16x12.avif 16w\" sizes=\"auto, (max-width: 1000px) 100vw, 1000px\" \/><\/figure>\n<\/div>\n<\/div>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-group is-layout-constrained wp-block-group-is-layout-constrained\">\n<h2 id=\"h-cr12-tool-steel-composition-gb-t-1299-2000\" class=\"wp-block-heading\">Composi\u00e7\u00e3o do a\u00e7o ferramenta Cr12 (GB\/T 1299-2000)<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td>C<\/td><td>Cr<\/td><td>Si<\/td><td>Mn<\/td><td>P<\/td><td>S<\/td><\/tr><tr><td>2,00 \u2013 2,30<\/td><td>11:50 \u2013 13:00<\/td><td>\u2264 0,40<\/td><td>\u2264 0,40<\/td><td>\u2264 0.030<\/td><td>\u2264 0.030<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 id=\"h-cr12-tool-steel-mechanical-properties\" class=\"wp-block-heading\">Propriedades mec\u00e2nicas do a\u00e7o ferramenta Cr12<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">O a\u00e7o Cr12 \u00e9 classificado como um a\u00e7o ledebur\u00edtico de alto carbono e alto cromo. Devido \u00e0 sua alta fra\u00e7\u00e3o de massa de carbono, apresenta menor resist\u00eancia ao impacto e tend\u00eancia \u00e0 fratura fr\u00e1gil, al\u00e9m de suscetibilidade \u00e0 forma\u00e7\u00e3o de carbonetos eut\u00e9ticos n\u00e3o uniformes.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A alta concentra\u00e7\u00e3o de cromo no a\u00e7o promove a forma\u00e7\u00e3o de carbonetos complexos (CrFe)\u2087C\u2083, que, por sua vez, reduzem a quantidade de cementita (Fe\u2083C). Durante a t\u00eampera, uma fra\u00e7\u00e3o volum\u00e9trica significativa desses carbonetos se dissolve na fase austen\u00edtica. A t\u00eampera subsequente transforma a austenita em martensita de alta dureza. Ap\u00f3s o revenido, ocorre uma precipita\u00e7\u00e3o fina e dispersa de carbonetos na matriz martens\u00edtica, resultando em excelente resist\u00eancia ao desgaste.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Por meio de um processo de tratamento t\u00e9rmico adequado, \u00e9 poss\u00edvel obter uma microestrutura que combina alta resist\u00eancia e tenacidade.<\/p>\n\n\n\n<h2 id=\"h-cr12-tool-steel-forging-process\" class=\"wp-block-heading\">Processo de forjamento do a\u00e7o ferramenta Cr12<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td><strong>Item<\/strong><\/td><td><strong>Temperatura de aquecimento\/\u00b0C<\/strong><\/td><td><strong>Temperatura inicial de forjamento\/\u00b0C<\/strong><\/td><td><strong>Temperatura final de forjamento\/\u00b0C<\/strong><\/td><td><strong>M\u00e9todo de resfriamento<\/strong><\/td><\/tr><tr><td>Lingote de a\u00e7o<\/td><td>1140 ~ 1160<\/td><td>1100 ~ 1120<\/td><td>900 ~ 920<\/td><td>Resfriamento lento<\/td><\/tr><tr><td>Tarugo de a\u00e7o<\/td><td>1120 ~ 1140<\/td><td>1080 ~ 1100<\/td><td>880 ~ 920<\/td><td>Resfriamento lento<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">O principal objetivo da forjagem do a\u00e7o Cr12 \u00e9 quebrar e refinar os carbonetos grosseiros inerentes ao a\u00e7o, garantindo que sejam distribu\u00eddos uniformemente por toda a matriz. Esse processo melhora significativamente a resist\u00eancia e a tenacidade do material. Al\u00e9m disso, a forjagem adequada estabelece um alinhamento racional das linhas de fluxo dentro da matriz, o que ajuda a promover altera\u00e7\u00f5es dimensionais (distor\u00e7\u00e3o) consistentes e previs\u00edveis em todas as dire\u00e7\u00f5es durante o resfriamento subsequente.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Em rela\u00e7\u00e3o ao procedimento de aquecimento para forjamento, \u00e9 crucial pr\u00e9-aquecer a pe\u00e7a antes de aument\u00e1-la gradualmente at\u00e9 a temperatura final de forjamento. Deve-se atentar para o posicionamento correto da pe\u00e7a dentro do forno, e o material deve ser girado ou virado periodicamente para garantir um aquecimento uniforme.<\/p>\n\n\n\n<h2 id=\"h-cr12-tool-steel-heat-treatment\" class=\"wp-block-heading\">Tratamento t\u00e9rmico do a\u00e7o ferramenta Cr12<\/h2>\n\n\n\n<h3 id=\"h-preheating\" class=\"wp-block-heading\">Pr\u00e9-aquecimento<\/h3>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td><\/td><td><strong>Par\u00e2metros do processo<\/strong><\/td><\/tr><tr><td><strong>Recozimento geral ap\u00f3s forjamento<\/strong><\/td><td>Temperatura de aquecimento: 850 ~ 870 \u00b0C. Ap\u00f3s aquecimento uniforme, manter por 4 ~ 5 h. Resfriar o forno a uma taxa de &lt;30 \u00b0C\/h at\u00e9 abaixo de 500 \u00b0C e, em seguida, resfriar ao ar. Dureza ap\u00f3s recozimento: \u2264229HBW. Microestrutura ap\u00f3s recozimento: perlita granular + carboneto.<\/td><\/tr><tr><td><strong>Recozimento isot\u00e9rmico ap\u00f3s forjamento<\/strong><\/td><td>Temperatura de aquecimento: 830 ~ 850 \u00b0C. Manter por 2 a 3 horas. Resfriar o forno a 720 ~ 740 \u00b0C e manter por 3 a 4 horas. Resfriar o forno a menos de 550 \u00b0C e, em seguida, resfriar ao ar. Dureza ap\u00f3s recozimento: \u2264269HBW. Microestrutura: perlita granular + carboneto.<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h3 id=\"h-quenching\" class=\"wp-block-heading\">Resfriamento<\/h3>\n\n\n\n<h4 id=\"h-quenching-specification\" class=\"wp-block-heading\">Especifica\u00e7\u00e3o de t\u00eampera<\/h4>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td>Processo<\/td><td>Temperatura de t\u00eampera\/\u00b0C<\/td><td>M\u00e9todo de resfriamento<\/td><td>Dureza HRC<\/td><\/tr><tr><td>Especifica\u00e7\u00e3o de t\u00eampera recomendada<\/td><td>950 ~ 980<\/td><td>Resfriamento de \u00f3leo<\/td><td>\u226560<\/td><\/tr><tr><td>Processo de t\u00eampera isot\u00e9rmica<\/td><td colspan=\"3\">Aquecer a 980 \u00b0C, manter por um determinado per\u00edodo, depois manter isotermicamente em um banho de sal a 250 ~ 280 \u00b0C por um per\u00edodo de tempo e, em seguida, resfriar ao ar para obter uma estrutura mista de bainita inferior + martensita + austenita retida + carboneto. Em seguida, revenir a uma temperatura adequada para obter uma estrutura de alta tenacidade.<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h4 id=\"h-performance-comparison-of-different-heat-treatment-processes\" class=\"wp-block-heading\">Compara\u00e7\u00e3o de desempenho de diferentes processos de tratamento t\u00e9rmico<\/h4>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td><strong>Processo de tratamento t\u00e9rmico<\/strong><\/td><td><strong>Dureza HRC<\/strong><\/td><td><strong>Resist\u00eancia ao Impacto a\u1d0b \/ (J\/cm\u00b2)<\/strong><\/td><td><strong>Austenita retida (fra\u00e7\u00e3o de volume, %)<\/strong><\/td><td><strong>Vida \u00fatil da placa de batida \/ x10\u2074 pe\u00e7as<\/strong><\/td><td><strong>Perda de desgaste\/mg<\/strong><\/td><\/tr><tr><td>Aquecimento de 980\u00b0C, t\u00eampera em \u00f3leo<\/td><td>66.5<\/td><td>14.1<\/td><td>13.2<\/td><td>4<\/td><td>-<\/td><\/tr><tr><td>Aquecimento de 980\u00b0C, t\u00eampera gradual de 180\u00b0C 50min<\/td><td>65.8<\/td><td>15.8<\/td><td>-<\/td><td>5<\/td><td>-<\/td><\/tr><tr><td>Aquecimento de 980\u00b0C, isot\u00e9rmico de 270\u00b0C por 3h<\/td><td>62.5<\/td><td>15.9<\/td><td>-<\/td><td>6<\/td><td>11.9<\/td><\/tr><tr><td>Aquecimento de 980\u00b0C, isot\u00e9rmico de 270\u00b0C por 4h<\/td><td>60<\/td><td>17.7<\/td><td>15.02<\/td><td>-<\/td><td>-<\/td><\/tr><tr><td>Aquecimento de 980\u00b0C, isot\u00e9rmico de 270\u00b0C por 5h<\/td><td>59<\/td><td>16.8<\/td><td>-<\/td><td>-<\/td><td>-<\/td><\/tr><tr><td>Aquecimento a 980\u00b0C, pr\u00e9-t\u00eampera a 180\u00b0C 35min, isot\u00e9rmico a 270\u00b0C 1h<\/td><td>64.6<\/td><td>14.6<\/td><td>-<\/td><td>12 ~ 15<\/td><td>8.2<\/td><\/tr><tr><td>Aquecimento a 980\u00b0C, pr\u00e9-t\u00eampera a 180\u00b0C 35min, isot\u00e9rmico a 270\u00b0C 2h<\/td><td>46.2<\/td><td>14.9<\/td><td>18.31<\/td><td>12 ~ 28<\/td><td>-<\/td><\/tr><tr><td>Aquecimento a 980\u00b0C, pr\u00e9-t\u00eampera a 180\u00b0C 35min, isot\u00e9rmico a 270\u00b0C 3h<\/td><td>63.8<\/td><td>15.2<\/td><td>-<\/td><td>-<\/td><td>-<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Nota: Todas as amostras foram temperadas duas vezes a 180\u00b0C, 1,5 h cada vez.<\/p>\n\n\n\n<h4 id=\"h-relationship-between-quenching-temperature-and-hardness\" class=\"wp-block-heading\">Rela\u00e7\u00e3o entre a temperatura de t\u00eampera e a dureza<\/h4>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td><strong>Temperatura de t\u00eampera\/\u00b0C<\/strong><\/td><td><strong>875<\/strong><\/td><td><strong>900<\/strong><\/td><td><strong>925<\/strong><\/td><td><strong>950<\/strong><\/td><td><strong>975<\/strong><\/td><td><strong>1000<\/strong><\/td><td><strong>1050<\/strong><\/td><td><strong>1100<\/strong><\/td><\/tr><tr><td><strong>Dureza HRC<\/strong><\/td><td>54.5<\/td><td>57<\/td><td>60<\/td><td>62.5<\/td><td>65<\/td><td>66<\/td><td>64<\/td><td>59.5<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h3 id=\"h-tempering\" class=\"wp-block-heading\">T\u00eampera<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Especifica\u00e7\u00e3o de t\u00eampera<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td><strong>Finalidade da t\u00eampera<\/strong><\/td><td><strong>Temperatura de aquecimento\/\u00b0C<\/strong><\/td><td><strong>Tempo de t\u00eampera (h)<\/strong><\/td><td><strong>N\u00famero de temperamentos<\/strong><\/td><td><strong>Dureza HRC<\/strong><\/td><\/tr><tr><td>Aliviar o estresse, estabilizar a estrutura<\/td><td>180 ~ 200<\/td><td>2<\/td><td>1<\/td><td>60 ~ 62<\/td><\/tr><tr><td>Alivia o estresse, reduz a dureza<\/td><td>320 ~ 350<\/td><td>2<\/td><td>1<\/td><td>57 ~ 58<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Observa\u00e7\u00e3o:<\/strong> A temperatura de revenido geralmente fica entre 180 e 200 \u00b0C, com dureza \u2265 60 HRC. Para evitar trincas causadas por eletroeros\u00e3o e retifica\u00e7\u00e3o, e para melhorar a tenacidade do molde, o revenido costuma ser realizado abaixo de 400 \u00b0C. A dureza ap\u00f3s o revenido fica entre 54 e 58 HRC. A faixa de temperatura em que a pe\u00e7a se torna fr\u00e1gil durante o revenido \u00e9 de 275 a 375 \u00b0C, e essa faixa deve ser evitada ao m\u00e1ximo durante o processo.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Rela\u00e7\u00e3o entre temperatura de revenimento e dureza<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td><strong>Temperatura de t\u00eampera\/\u00b0C<\/strong><\/td><td><strong>N\u00e3o temperado<\/strong><\/td><td><strong>200<\/strong><\/td><td><strong>300<\/strong><\/td><td><strong>400<\/strong><\/td><td><strong>450<\/strong><\/td><td><strong>500<\/strong><\/td><td><strong>550<\/strong><\/td><td><strong>600<\/strong><\/td><td><strong>650<\/strong><\/td><\/tr><tr><td><strong>Dureza HRC<\/strong><\/td><td>65<\/td><td>63<\/td><td>62<\/td><td>60<\/td><td>60<\/td><td>60<\/td><td>59.5<\/td><td>57.1<\/td><td>44<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Observa\u00e7\u00e3o:<\/strong> T\u00eampera em \u00f3leo a 955\u00b0C.<\/p>\n\n\n\n<h2 id=\"h-cr12-tool-steel-applications\" class=\"wp-block-heading\">Aplica\u00e7\u00f5es do a\u00e7o ferramenta Cr12<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Ele \u00e9 predominantemente selecionado para a fabrica\u00e7\u00e3o de componentes que exigem alta resist\u00eancia ao desgaste, mas est\u00e3o sujeitos a cargas de impacto relativamente baixas.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Aplica\u00e7\u00f5es espec\u00edficas incluem:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>L\u00e2minas e cortadores de corte a frio<\/li>\n\n\n\n<li>Buchas de perfura\u00e7\u00e3o<\/li>\n\n\n\n<li>Medidores<\/li>\n\n\n\n<li>Pun\u00e7\u00f5es<\/li>\n\n\n\n<li>Placas e matrizes de lamina\u00e7\u00e3o de roscas<\/li>\n\n\n\n<li>Matrizes de estampagem e puncionamento<\/li>\n\n\n\n<li>Matrizes de trefila\u00e7\u00e3o<\/li>\n\n\n\n<li>Matrizes de extrus\u00e3o a frio<\/li>\n\n\n\n<li>Matrizes de cunhagem e estampagem<\/li>\n\n\n\n<li>Matrizes de estampagem profunda<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-gallery has-nested-images columns-default is-cropped wp-block-gallery-1 is-layout-flex wp-block-gallery-is-layout-flex\">\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"1024\" data-id=\"9886\" src=\"https:\/\/aobosteel.com\/wp-content\/uploads\/2025\/08\/2025-04-17-110139-1024x1024.avif\" alt=\"A\u00e7o Cr12\" class=\"wp-image-9886\" srcset=\"https:\/\/aobosteel.com\/wp-content\/uploads\/2025\/08\/2025-04-17-110139-1024x1024.avif 1024w, https:\/\/aobosteel.com\/wp-content\/uploads\/2025\/08\/2025-04-17-110139-300x300.avif 300w, https:\/\/aobosteel.com\/wp-content\/uploads\/2025\/08\/2025-04-17-110139-150x150.avif 150w, https:\/\/aobosteel.com\/wp-content\/uploads\/2025\/08\/2025-04-17-110139-768x768.avif 768w, https:\/\/aobosteel.com\/wp-content\/uploads\/2025\/08\/2025-04-17-110139-12x12.avif 12w, https:\/\/aobosteel.com\/wp-content\/uploads\/2025\/08\/2025-04-17-110139.avif 1080w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\">A\u00e7o para ferramentas Cr12<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"810\" height=\"810\" data-id=\"9887\" src=\"https:\/\/aobosteel.com\/wp-content\/uploads\/2025\/08\/2025-04-17-110125.avif\" alt=\"material cr12\" class=\"wp-image-9887\" srcset=\"https:\/\/aobosteel.com\/wp-content\/uploads\/2025\/08\/2025-04-17-110125.avif 810w, https:\/\/aobosteel.com\/wp-content\/uploads\/2025\/08\/2025-04-17-110125-300x300.avif 300w, https:\/\/aobosteel.com\/wp-content\/uploads\/2025\/08\/2025-04-17-110125-150x150.avif 150w, https:\/\/aobosteel.com\/wp-content\/uploads\/2025\/08\/2025-04-17-110125-768x768.avif 768w, https:\/\/aobosteel.com\/wp-content\/uploads\/2025\/08\/2025-04-17-110125-12x12.avif 12w\" sizes=\"auto, (max-width: 810px) 100vw, 810px\" \/><figcaption class=\"wp-element-caption\">A\u00e7o para ferramentas Cr12<\/figcaption><\/figure>\n<\/figure>\n<\/div>\n\n\n\n<script type=\"application\/ld+json\">{\n    \"@context\": \"https:\\\/\\\/schema.org\\\/\",\n    \"@type\": \"Product\",\n    \"name\": \"Forged Cr12 \\\/ D3 (1.2080) Tool Steel Round Bar\",\n    \"image\": \"https:\\\/\\\/aobosteel.com\\\/wp-content\\\/uploads\\\/2025\\\/08\\\/2025-04-17-110125.avif\",\n    \"description\": \"High-quality Forged Cr12 (D3 \\\/ 1.2080) Cold Work Tool Steel directly from Aobo Steel factory. High wear resistance and hardenability. Available in Round, Flat, and Block shapes. Manufacturer price.\",\n    \"brand\": {\n        \"@type\": \"Brand\",\n        \"name\": \"Aobo Steel\"\n    },\n    \"manufacturer\": {\n        \"@type\": \"Organization\",\n        \"name\": \"Aobo Steel\"\n    },\n    \"sku\": \"AOBO-Cr12-Round\",\n    \"mpn\": \"AOBO-Cr12-MFG\",\n    \"offers\": {\n        \"@type\": \"AggregateOffer\",\n        \"url\": \"https:\\\/\\\/aobosteel.com\\\/cr12-tool-steel\\\/\",\n        \"priceCurrency\": \"USD\",\n        \"lowPrice\": \"1100\",\n        \"highPrice\": \"1400\",\n        \"offerCount\": \"5\",\n        \"availability\": \"https:\\\/\\\/schema.org\\\/InStock\",\n        \"itemCondition\": \"https:\\\/\\\/schema.org\\\/NewCondition\",\n        \"seller\": {\n            \"@type\": \"Organization\",\n            \"name\": \"Aobo Steel\",\n            \"telephone\": \"+86 180 6294 5370\",\n            \"address\": {\n                \"@type\": \"PostalAddress\",\n                \"streetAddress\": \"No. 141 Huangjiawan, Shileishan Village, Xisai District\",\n                \"addressLocality\": \"Huangshi City\",\n                \"addressRegion\": \"Hubei Province\",\n                \"postalCode\": \"435000\",\n                \"addressCountry\": \"CN\"\n            }\n        }\n    }\n}<\/script>\n\n\n\n<div class=\"wp-block-buttons is-content-justification-center is-layout-flex wp-container-core-buttons-is-layout-3e41869c wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button has-custom-width wp-block-button__width-100 popmake-16052\"><a class=\"wp-block-button__link wp-element-button\">Abrir formul\u00e1rio de solicita\u00e7\u00e3o de cota\u00e7\u00e3o<\/a><\/div>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>Cr12 tool steel is a grade under the Chinese national standard. It is a classic high-carbon, high-chromium cold-work die steel that combines high strength, wear resistance, and hardenability. Equivalent grades to Cr12 include American AISI D3, German W-Nr. 1.2080, and Japanese JIS SKD1. Cr12 Tool Steel Supply Overview Grade GB Cr12 \/ AISI D3 \/ [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":9887,"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":"default","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-9629","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>Cr12 Tool Steel Supplier | D3 \/ 1.2080 \/ SKD1<\/title>\n<meta name=\"description\" content=\"Cr12 (D3 \/ 1.2080 \/ SKD1) tool steel supplier from China. 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Ideal for distributors and industrial tooling applications.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/aobosteel.com\/pt\/cr12-tool-steel\/\" \/>\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=\"2026-06-26T02:19:13+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/aobosteel.com\/wp-content\/uploads\/2025\/08\/2025-04-17-110125.avif\" \/>\n\t<meta property=\"og:image:width\" content=\"810\" \/>\n\t<meta property=\"og:image:height\" content=\"810\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\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\":\"WebPage\",\"@id\":\"https:\\\/\\\/aobosteel.com\\\/cr12-tool-steel\\\/\",\"url\":\"https:\\\/\\\/aobosteel.com\\\/cr12-tool-steel\\\/\",\"name\":\"Cr12 Tool Steel Supplier | D3 \\\/ 1.2080 \\\/ SKD1\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/aobosteel.com\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/aobosteel.com\\\/cr12-tool-steel\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/aobosteel.com\\\/cr12-tool-steel\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/aobosteel.com\\\/wp-content\\\/uploads\\\/2025\\\/08\\\/2025-04-17-110125.avif\",\"datePublished\":\"2025-08-09T08:24:48+00:00\",\"dateModified\":\"2026-06-26T02:19:13+00:00\",\"description\":\"Cr12 (D3 \\\/ 1.2080 \\\/ SKD1) tool steel supplier from China. 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