{"id":9629,"date":"2025-08-09T16:24:48","date_gmt":"2025-08-09T08:24:48","guid":{"rendered":"https:\/\/aobosteel.com\/?page_id=9629"},"modified":"2026-04-21T18:33:30","modified_gmt":"2026-04-21T10:33:30","slug":"cr12-tool-steel","status":"publish","type":"page","link":"https:\/\/aobosteel.com\/pt\/cr12-tool-steel\/","title":{"rendered":"Cr12 Tool Steel Supplier | D3 \/ 1.2080 \/ SKD1 | Bulk Supply &amp; Manufacturer"},"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\">Cr12 Tool Steel (D3 \/ 1.2080 \/ SKD1) Supplier from China<\/h1><p class=\"uagb-desc-text\">Bulk Supply for Distributors &amp; Stockists | Stable Quality, Reliable Delivery<\/p><\/div>\n\n\n\n<div class=\"wp-block-buttons hs-cta-trigger-button hs-cta-trigger-button-230288465624 is-layout-flex wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button hs-cta-trigger-button hs-cta-trigger-button-230288465624\"><a class=\"wp-block-button__link wp-element-button\">Solicite um or\u00e7amento para compras em grande quantidade.<\/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\">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.<\/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 class=\"wp-block-heading\" id=\"h-cr12-tool-steel-supply-overview\">Cr12 Tool Steel Supply Overview<\/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 class=\"wp-block-heading\" id=\"h-why-global-distributors-source-cr12-from-aobo-steel\">Why Global Distributors Source Cr12 from 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 hs-cta-trigger-button hs-cta-trigger-button-230288465624\"><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 class=\"wp-block-heading\" id=\"h-available-cr12-tool-steel-forms\">Available Cr12 Tool Steel Forms<\/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 class=\"wp-block-heading\" id=\"h-quality-control-for-bulk-orders\">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 hs-cta-trigger-button hs-cta-trigger-button-230288465624\"><a class=\"wp-block-button__link wp-element-button\">Get Cr12 Bulk Supply Quote<\/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 class=\"wp-block-heading\" id=\"h-export-packaging-and-container-loading\">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 hs-cta-trigger-button hs-cta-trigger-button-230288465624\"><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 class=\"wp-block-heading\" id=\"h-cr12-tool-steel-composition-gb-t-1299-2000\">Cr12 Tool Steel Composition(GB \/ T 1299\u20142000)<\/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 class=\"wp-block-heading\" id=\"h-cr12-tool-steel-mechanical-properties\">Cr12 Tool Steel Mechanical Properties<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Cr12 steel is classified as a high-carbon, high-chromium ledeburitic steel. Due to its high carbon mass fraction, it exhibits lower impact toughness and a tendency toward brittle fracture, coupled with a susceptibility to forming non-uniform eutectic carbides.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">The high concentration of chromium in the steel promotes the formation of (CrFe)\u2087C\u2083 complex carbides, which in turn reduces the amount of cementite (Fe\u2083C). During quenching, a significant volume fraction of these carbides dissolves into the austenite phase. Subsequent quenching transforms the austenite into high-hardness martensite. Upon tempering, a fine and dispersed precipitation of carbides occurs within the martensitic matrix, resulting in excellent wear resistance.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Through an appropriate heat treatment process, a microstructure that combines high strength and toughness can be achieved.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-cr12-tool-steel-forging-process\">Cr12 Tool Steel Forging Process<\/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\">The primary objective of forging Cr12 steel is to break down and refine the coarse carbides inherent in the steel, ensuring they are distributed uniformly throughout the matrix. This process significantly improves the material&#8217;s overall strength and toughness. Furthermore, proper forging establishes a rational alignment of flow lines within the die, which helps promote consistent, predictable dimensional changes (distortion) in all directions during subsequent quenching.<\/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 class=\"wp-block-heading\" id=\"h-cr12-tool-steel-heat-treatment\">Cr12 Tool Steel Heat Treatment<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-preheating\">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 class=\"wp-block-heading\" id=\"h-quenching\">Resfriamento<\/h3>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"h-quenching-specification\">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 class=\"wp-block-heading\" id=\"h-performance-comparison-of-different-heat-treatment-processes\">Performance Comparison of Different Heat Treatment Processes<\/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 class=\"wp-block-heading\" id=\"h-relationship-between-quenching-temperature-and-hardness\">Relationship between Quenching Temperature and Hardness<\/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 class=\"wp-block-heading\" id=\"h-tempering\">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> The tempering temperature is generally 180-200\u00b0C, with a hardness \u2265 60 HRC. To avoid cracks caused by EDM and grinding and to improve the mold&#8217;s toughness, it is often tempered below 400\u00b0C. The hardness after tempering is 54 ~ 58HRC. The temper brittleness range is 275 ~ 375\u00b0C, which should be avoided as much as possible during tempering.<\/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 class=\"wp-block-heading\" id=\"h-cr12-tool-steel-applications\">Cr12 Tool Steel Applications<\/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\n\n\n<div class=\"wp-block-group has-ast-global-color-8-background-color has-background is-vertical is-content-justification-stretch is-layout-flex wp-container-core-group-is-layout-fb128502 wp-block-group-is-layout-flex\">\n<h2 class=\"wp-block-heading has-text-align-center\" id=\"h-your-premier-source-for-cr12-round-bars-and-plates\">Sua principal fonte de barras e placas redondas Cr12<\/h2>\n\n\n\n<p class=\"has-text-align-center wp-block-paragraph\">Aproveite nossa expertise de mais de 20 anos. Fornecemos a\u00e7o para ferramentas Cr12 de alta qualidade, tanto em barras redondas quanto em chapas, perfeito para aplica\u00e7\u00f5es que exigem alta resist\u00eancia ao desgaste e \u00e0 compress\u00e3o. Entre em contato com nossos especialistas para obter especifica\u00e7\u00f5es detalhadas e um or\u00e7amento competitivo.<\/p>\n\n\n\n<div class=\"wp-block-leadin-hubspot-form-block\">\n\t\t\t\t\t\t<script>\n\t\t\t\t\t\t\twindow.hsFormsOnReady = window.hsFormsOnReady || [];\n\t\t\t\t\t\t\twindow.hsFormsOnReady.push(()=>{\n\t\t\t\t\t\t\t\thbspt.forms.create({\n\t\t\t\t\t\t\t\t\tportalId: 242461771,\n\t\t\t\t\t\t\t\t\tformId: \"1f7a4dcb-eb56-45e5-bd4f-5921cbf714c1\",\n\t\t\t\t\t\t\t\t\ttarget: \"#hbspt-form-1779915193000-6320068675\",\n\t\t\t\t\t\t\t\t\tregion: \"na2\",\n\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t})});\n\t\t\t\t\t\t<\/script>\n\t\t\t\t\t\t<div class=\"hbspt-form\" id=\"hbspt-form-1779915193000-6320068675\"><\/div><\/div>\n<\/div>\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>","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":{"content-type":"landing-page","_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 v27.6.1 (Yoast SEO v27.6) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Cr12 Tool Steel Supplier | D3 \/ 1.2080 \/ SKD1 | Bulk Supply &amp; Manufacturer<\/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=\"2026-04-21T10:33:30+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=\"8 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 | Bulk Supply &amp; Manufacturer\",\"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\":\"2026-04-21T10:33:30+00:00\",\"description\":\"Cr12 (D3 \\\/ 1.2080 \\\/ SKD1) tool steel supplier from China. 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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. 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