{"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\/es\/cr12-tool-steel\/","title":{"rendered":"Cr12 Tool Steel Supplier | 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\">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 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 ahora<\/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 id=\"h-cr12-tool-steel-supply-overview\" class=\"wp-block-heading\">Cr12 Tool Steel Supply Overview<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td>Calificaci\u00f3n<\/td><td>GB Cr12 \/ AISI D3 \/ DIN 1.2080 \/ JIS SKD1<\/td><\/tr><tr><td>Condiciones de entrega<\/td><td>Totalmente recocido (estado blando para el mecanizado)<\/td><\/tr><tr><td>Formularios disponibles<\/td><td>Barra redonda \/ Barra plana \/ Placa \/ Bloque forjado<\/td><\/tr><tr><td>Capacidad de producci\u00f3n mensual<\/td><td>Aproximadamente 1000 toneladas m\u00e9tricas<\/td><\/tr><tr><td>Cantidad de exportaci\u00f3n recomendada<\/td><td>Contenedor completo de 20GP (~26 toneladas)<\/td><\/tr><tr><td>Cantidad m\u00ednima de pedido<\/td><td>5 toneladas<\/td><\/tr><tr><td>Plazo de entrega (con existencias de lingotes)<\/td><td>Aproximadamente 20 d\u00edas<\/td><\/tr><tr><td>Plazo de entrega (fundici\u00f3n reciente)<\/td><td>30\u201345 d\u00edas<\/td><\/tr><tr><td>Plazo de entrega (Grado ESR)<\/td><td>Aproximadamente 60 d\u00edas<\/td><\/tr><tr><td>Inspecci\u00f3n<\/td><td>Equipo interno de pruebas ultras\u00f3nicas + Inspecci\u00f3n por terceros disponible<\/td><\/tr><tr><td>Documentaci\u00f3n<\/td><td>MTC (EN 10204 3.1) + Informe 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\">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>Suministro mensual continuo de alrededor de 1000 toneladas<\/li>\n\n\n\n<li>Cantidad m\u00ednima de pedido (MOQ) a partir de 5 toneladas para pedidos al por mayor.<\/li>\n\n\n\n<li>Longitudes de barras y placas optimizadas para contenedores<\/li>\n\n\n\n<li>Se admiten tama\u00f1os mixtos para la carga de exportaci\u00f3n.<\/li>\n\n\n\n<li>Entrega recocida para mecanizado posterior<\/li>\n\n\n\n<li>Abastecimiento estable a trav\u00e9s de socios de cadena de suministro integrados<\/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>Inspecci\u00f3n UT disponible para SEP 1921-82 D\/d o E\/e<\/li>\n\n\n\n<li>Trazabilidad del MTC y del lote con cada env\u00edo<\/li>\n\n\n\n<li>Seguimiento del n\u00famero de lote para el control de pedidos<\/li>\n\n\n\n<li>Opciones de superficie negra, torneada y pulida<\/li>\n\n\n\n<li>Embalaje a granel para exportaci\u00f3n mar\u00edtima<\/li>\n\n\n\n<li>Ruta de conversi\u00f3n clara a la p\u00e1gina dedicada al suministro a granel.<\/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\">Producci\u00f3n estable para un suministro a granel a largo plazo<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Producci\u00f3n mensual continua de alrededor de 1000 toneladas.<\/li>\n\n\n\n<li>Ciclos de producci\u00f3n continuos para la reposici\u00f3n de inventario.<\/li>\n\n\n\n<li>El proceso ESR (refundici\u00f3n por electroescoria) est\u00e1 disponible bajo petici\u00f3n.<\/li>\n\n\n\n<li>Suministro estable de aleaciones para reducir el riesgo de interrupci\u00f3n del suministro.<\/li>\n\n\n\n<li>Trazabilidad completa del lote vinculada al n\u00famero de colada 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 un presupuesto por volumen.<\/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\">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 id=\"h-quality-control-for-bulk-orders\" class=\"wp-block-heading\">Control de calidad para pedidos al por mayor<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Cada lote de acero para herramientas suministrado por Aobo Steel se verifica antes del env\u00edo para garantizar la precisi\u00f3n del grado, la integridad interna y la trazabilidad de los pedidos a granel.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Composici\u00f3n qu\u00edmica verificada mediante un espectr\u00f3metro.<\/li>\n\n\n\n<li>Pruebas ultras\u00f3nicas disponibles (SEP 1921-82)<\/li>\n\n\n\n<li>Entregado en estado recocido esferoidizado<\/li>\n\n\n\n<li>Certificado de prueba de f\u00e1brica (EN 10204 3.1) con n\u00famero de colada<\/li>\n\n\n\n<li>Inspecci\u00f3n dimensional y superficial antes del env\u00edo.<\/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\">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 id=\"h-export-packaging-and-container-loading\" class=\"wp-block-heading\">Embalaje para exportaci\u00f3n y carga de contenedores<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Embalaje profesional apto para exportaci\u00f3n mar\u00edtima<\/li>\n\n\n\n<li>Carga de 20GP optimizada hasta ~26 toneladas<\/li>\n\n\n\n<li>Se admiten grados y tama\u00f1os mixtos.<\/li>\n\n\n\n<li>Protecci\u00f3n anticorrosi\u00f3n para largos tr\u00e1nsitos mar\u00edtimos<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\" id=\"h-\">Para env\u00edos internacionales, se recomienda encarecidamente la carga de contenedores completos para garantizar la rentabilidad y una tramitaci\u00f3n aduanera m\u00e1s \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\">Obtenga una cotizaci\u00f3n para carga completa de contenedor (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\">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>Minnesota<\/td><td>P<\/td><td>S<\/td><\/tr><tr><td>2.00 &#8211; 2.30<\/td><td>11.50 &#8211; 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\">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 id=\"h-cr12-tool-steel-forging-process\" class=\"wp-block-heading\">Cr12 Tool Steel Forging Process<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td><strong>Art\u00edculo<\/strong><\/td><td><strong>Heating Temperature\/\u00b0C<\/strong><\/td><td><strong>Initial Forging Temperature\/\u00b0C<\/strong><\/td><td><strong>Final Forging Temperature\/\u00b0C<\/strong><\/td><td><strong>M\u00e9todo de enfriamiento<\/strong><\/td><\/tr><tr><td>Lingote de acero<\/td><td>1140 ~ 1160<\/td><td>1100 ~ 1120<\/td><td>900 ~ 920<\/td><td>Slow Cooling<\/td><\/tr><tr><td>Lingote de acero<\/td><td>1120 ~ 1140<\/td><td>1080 ~ 1100<\/td><td>880 ~ 920<\/td><td>Slow Cooling<\/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\">Regarding the heating procedure for forging, it is crucial to first preheat the workpiece before gradually increasing it to the final forging temperature. Attention must be paid to the proper placement of the workpiece within the furnace, and the material should be turned or flipped periodically to ensure uniform heating.<\/p>\n\n\n\n<h2 id=\"h-cr12-tool-steel-heat-treatment\" class=\"wp-block-heading\">Cr12 Tool Steel Heat Treatment<\/h2>\n\n\n\n<h3 id=\"h-preheating\" class=\"wp-block-heading\">Precalentamiento<\/h3>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td><\/td><td><strong>Par\u00e1metros del proceso<\/strong><\/td><\/tr><tr><td><strong>General Annealing after Forging<\/strong><\/td><td>Heating temperature: 850 ~ 870 \u00b0C. After uniform heating, hold for 4 ~ 5h. Furnace cool at a rate of &lt;30\u00b0C\/h to below 500\u00b0C, then air cool. Hardness after annealing: \u2264229HBW. Microstructure after annealing: granular pearlite + carbide.<\/td><\/tr><tr><td><strong>Isothermal Annealing after Forging<\/strong><\/td><td>Heating temperature: 830 ~ 850 \u00b0C. Hold for 2 ~ 3h. Furnace cool to 720 ~ 740\u00b0C and hold for 3 ~ 4h. Furnace cool to below 550\u00b0C, then air cool. Hardness after annealing: \u2264269HBW. Microstructure: granular pearlite + carbide.<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h3 id=\"h-quenching\" class=\"wp-block-heading\">Temple<\/h3>\n\n\n\n<h4 id=\"h-quenching-specification\" class=\"wp-block-heading\">Quenching Specification<\/h4>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td>Process<\/td><td>Temperatura de enfriamiento\/\u00b0C<\/td><td>M\u00e9todo de enfriamiento<\/td><td>Dureza HRC<\/td><\/tr><tr><td>Recommended&nbsp;Quenching Specification<\/td><td>950 ~ 980<\/td><td>Oil Cooling<\/td><td>\u226560<\/td><\/tr><tr><td>Isothermal Quenching Process<\/td><td colspan=\"3\">Heat to 980\u00b0C, hold for a certain period, then isothermally hold in a salt bath at 250 ~ 280\u00b0C for a period of time, and then air cool to obtain a mixed structure of lower bainite + martensite + retained austenite + carbide. Then, temper at an appropriate temperature to obtain a high-toughness structure.<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h4 id=\"h-performance-comparison-of-different-heat-treatment-processes\" class=\"wp-block-heading\">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>Heat Treatment Process<\/strong><\/td><td><strong>Dureza HRC<\/strong><\/td><td><strong>Impact Toughness a\u1d0b \/ (J\/cm\u00b2)<\/strong><\/td><td><strong>Retained Austenite (Volume Fraction, %)<\/strong><\/td><td><strong>Tapping Plate Life \/ x10\u2074 pieces<\/strong><\/td><td><strong>Wear Loss\/mg<\/strong><\/td><\/tr><tr><td>980\u00b0C heating, oil quenching<\/td><td>66.5<\/td><td>14.1<\/td><td>13.2<\/td><td>4<\/td><td>\u2014<\/td><\/tr><tr><td>980\u00b0C heating, 180\u00b0C graded quenching 50min<\/td><td>65.8<\/td><td>15.8<\/td><td>\u2014<\/td><td>5<\/td><td>\u2014<\/td><\/tr><tr><td>980\u00b0C heating, 270\u00b0C isothermal 3h<\/td><td>62.5<\/td><td>15.9<\/td><td>\u2014<\/td><td>6<\/td><td>11.9<\/td><\/tr><tr><td>980\u00b0C heating, 270\u00b0C isothermal 4h<\/td><td>60<\/td><td>17.7<\/td><td>15.02<\/td><td>\u2014<\/td><td>\u2014<\/td><\/tr><tr><td>980\u00b0C heating, 270\u00b0C isothermal 5h<\/td><td>59<\/td><td>16.8<\/td><td>\u2014<\/td><td>\u2014<\/td><td>\u2014<\/td><\/tr><tr><td>980\u00b0C heating, 180\u00b0C pre-quenching 35min, 270\u00b0C isothermal 1h<\/td><td>64.6<\/td><td>14.6<\/td><td>\u2014<\/td><td>12 ~ 15<\/td><td>8.2<\/td><\/tr><tr><td>980\u00b0C heating, 180\u00b0C pre-quenching 35min, 270\u00b0C isothermal 2h<\/td><td>46.2<\/td><td>14.9<\/td><td>18.31<\/td><td>12 ~ 28<\/td><td>\u2014<\/td><\/tr><tr><td>980\u00b0C heating, 180\u00b0C pre-quenching 35min, 270\u00b0C isothermal 3h<\/td><td>63.8<\/td><td>15.2<\/td><td>\u2014<\/td><td>\u2014<\/td><td>\u2014<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Note: All samples were tempered twice at 180\u00b0C, 1.5h each time.<\/p>\n\n\n\n<h4 id=\"h-relationship-between-quenching-temperature-and-hardness\" class=\"wp-block-heading\">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 enfriamiento\/\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\">Templado<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Tempering Specification<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td><strong>Purpose of Tempering<\/strong><\/td><td><strong>Heating Temperature\/\u00b0C<\/strong><\/td><td><strong>Tempering Time (h)<\/strong><\/td><td><strong>Number of Tempers<\/strong><\/td><td><strong>Dureza HRC<\/strong><\/td><\/tr><tr><td>Relieve stress, stabilize structure<\/td><td>180 ~ 200<\/td><td>2<\/td><td>1<\/td><td>60 ~ 62<\/td><\/tr><tr><td>Relieve stress, reduce hardness<\/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>Nota:<\/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\">Relationship between Tempering Temperature and Hardness<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td><strong>Tempering Temperature\/\u00b0C<\/strong><\/td><td><strong>Not Tempered<\/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>Nota:<\/strong> 955\u00b0C oil quenching.<\/p>\n\n\n\n<h2 id=\"h-cr12-tool-steel-applications\" class=\"wp-block-heading\">Cr12 Tool Steel Applications<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">It is predominantly selected for manufacturing components that require high wear resistance but are subjected to relatively low impact loads.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Specific applications include:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Cold shearing blades and cutters<\/li>\n\n\n\n<li>Drill bushings<\/li>\n\n\n\n<li>Gauges<\/li>\n\n\n\n<li>Punches<\/li>\n\n\n\n<li>Thread rolling plates and dies<\/li>\n\n\n\n<li>Stamping and punching dies<\/li>\n\n\n\n<li>Wire drawing dies<\/li>\n\n\n\n<li>Cold extrusion dies<\/li>\n\n\n\n<li>Coining and embossing dies<\/li>\n\n\n\n<li>Deep drawing dies<\/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=\"Cr12 steel\" 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\">Cr12 tool steel<\/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=\"cr12 material\" 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\">Cr12 tool steel<\/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\">Formulario de solicitud de cotizaci\u00f3n abierta<\/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 v28.2 (Yoast SEO v28.2) - 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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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;","rttpg_featured_image_url":{"full":["https:\/\/aobosteel.com\/wp-content\/uploads\/2025\/08\/2025-04-17-110125.avif",810,810,false],"landscape":["https:\/\/aobosteel.com\/wp-content\/uploads\/2025\/08\/2025-04-17-110125.avif",810,810,false],"portraits":["https:\/\/aobosteel.com\/wp-content\/uploads\/2025\/08\/2025-04-17-110125.avif",810,810,false],"thumbnail":["https:\/\/aobosteel.com\/wp-content\/uploads\/2025\/08\/2025-04-17-110125-150x150.avif",150,150,true],"medium":["https:\/\/aobosteel.com\/wp-content\/uploads\/2025\/08\/2025-04-17-110125-300x300.avif",300,300,true],"large":["https:\/\/aobosteel.com\/wp-content\/uploads\/2025\/08\/2025-04-17-110125.avif",810,810,false],"1536x1536":["https:\/\/aobosteel.com\/wp-content\/uploads\/2025\/08\/2025-04-17-110125.avif",810,810,false],"2048x2048":["https:\/\/aobosteel.com\/wp-content\/uploads\/2025\/08\/2025-04-17-110125.avif",810,810,false],"trp-custom-language-flag":["https:\/\/aobosteel.com\/wp-content\/uploads\/2025\/08\/2025-04-17-110125-12x12.avif",12,12,true]},"rttpg_author":{"display_name":"Evan","author_link":"https:\/\/aobosteel.com\/es\/blog\/author\/admin\/"},"rttpg_comment":0,"rttpg_category":null,"rttpg_excerpt":"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. 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