{"id":13462,"date":"2026-03-11T11:10:58","date_gmt":"2026-03-11T03:10:58","guid":{"rendered":"https:\/\/aobosteel.com\/?page_id=13462"},"modified":"2026-05-06T09:42:44","modified_gmt":"2026-05-06T01:42:44","slug":"d2-steel-composition","status":"publish","type":"page","link":"https:\/\/aobosteel.com\/es\/d2-steel-composition\/","title":{"rendered":"Composici\u00f3n qu\u00edmica del acero D2: Aobo Steel ofrece la respuesta definitiva."},"content":{"rendered":"
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Composici\u00f3n qu\u00edmica del acero para herramientas D2<\/h1>\n\n\n\n

El acero para herramientas D2 es un acero para herramientas de trabajo en fr\u00edo, endurecible al aire, con alto contenido de carbono y cromo. Su composici\u00f3n t\u00edpica contiene entre 1,40 y 1,601 TP3T de carbono y entre 11,00 y 13,001 TP3T de cromo, con adici\u00f3n de molibdeno y vanadio para mejorar la templabilidad, la resistencia al desgaste, la estabilidad al revenido y el control dimensional durante el tratamiento t\u00e9rmico.<\/p>\n\n\n\n

Composici\u00f3n qu\u00edmica D2 y grados equivalentes<\/h2>\n\n\n\n
Est\u00e1ndar<\/strong><\/td>Grado<\/strong><\/td>C (%)<\/strong><\/td>Cr (%)<\/strong><\/td>Mo (%)<\/strong><\/td>V (%)<\/strong><\/td>Si (%)<\/strong><\/td>Manganeso (%)<\/strong><\/td><\/tr>
AISI \/ SAE<\/td>D2<\/td>1,40\u20131,60<\/td>11:00\u201313:00<\/td>0,70\u20131,20<\/td>0,50\u20131,10<\/td>\u22640,60<\/td>\u22640,60<\/td><\/tr>
ONU<\/td>T30402<\/td>1,40\u20131,60<\/td>11:00\u201313:00<\/td>0,70\u20131,20<\/td>0,50\u20131,10<\/td>\u22640,60<\/td>\u22640,60<\/td><\/tr>
DIN \/ EN<\/td>1.2379<\/td>1,45\u20131,60<\/td>11:00\u201312:50<\/td>0,70\u20131,00<\/td>0,70\u20131,00<\/td>\u22640,60<\/td>\u22640,60<\/td><\/tr>
JIS<\/td>SKD11<\/td>1,40\u20131,60<\/td>11:00\u201313:00<\/td>0,80\u20131,20<\/td>0,20\u20130,50<\/td>\u22640,60<\/td>\u22640,40<\/td><\/tr>
GB<\/td>Cr12Mo1V1<\/td>1,40\u20131,60<\/td>11:00\u201312:00<\/td>0,70\u20131,00<\/td>0,70\u20131,00<\/td>\u22640,40<\/td>\u22640,40<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

Los aceros D2, 1.2379, SKD11 y Cr12Mo1V1 se consideran generalmente aceros para herramientas de trabajo en fr\u00edo equivalentes o muy similares. Sin embargo, antes de su uso final, los compradores deben confirmar la norma requerida, el an\u00e1lisis qu\u00edmico, las condiciones de entrega y el tratamiento t\u00e9rmico.<\/p>\n\n\n\n

Funci\u00f3n de los elementos de aleaci\u00f3n clave en el acero D2<\/h2>\n\n\n\n

El rendimiento del acero D2 est\u00e1 controlado principalmente por el carbono, el cromo, el molibdeno y el vanadio. Estos elementos determinan el volumen de carburo, la templabilidad, la resistencia al desgaste, la tenacidad y el comportamiento dimensional durante el tratamiento t\u00e9rmico.<\/p>\n\n\n\n

Elemento<\/strong><\/td>Funci\u00f3n principal<\/strong><\/td>Efecto pr\u00e1ctico<\/strong><\/td><\/tr>
Carbono<\/td>Aumenta la dureza y el volumen de carburo.<\/td>Mejora la resistencia al desgaste, pero reduce la tenacidad.<\/td><\/tr>
Cromo<\/td>Forma carburos ricos en cromo y mejora la templabilidad.<\/td>Proporciona una gran resistencia a la abrasi\u00f3n, pero no convierte al D2 en un verdadero acero inoxidable.<\/td><\/tr>
Molibdeno<\/td>Mejora la templabilidad y la resistencia al revenido.<\/td>Favorece el endurecimiento al aire y reduce la distorsi\u00f3n por temple.<\/td><\/tr>
Vanadio<\/td>Refina la estructura del grano y forma carburos duros estables.<\/td>Mejora la resistencia al desgaste y ayuda a controlar el crecimiento del grano.<\/td><\/tr>
Silicio y manganeso<\/td>Control de la desoxidaci\u00f3n y la templabilidad<\/td>Elementos de apoyo secundarios<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

El carbono es la base de la dureza del acero D2. Con un valor de 1,40\u20131,60%, permite que el D2 alcance una alta dureza tras el temple y proporciona suficiente carbono para formar una gran fracci\u00f3n volum\u00e9trica de carburos de aleaci\u00f3n. Esto mejora la resistencia al desgaste, pero reduce la capacidad del acero para absorber impactos.<\/p>\n\n\n\n

El cromo es el segundo elemento principal en el acero D2. En concentraciones de 11,00\u201313,00%, forma carburos ricos en cromo, que son la principal fuente de su resistencia a la abrasi\u00f3n. Sin embargo, gran parte del cromo se encuentra unido a los carburos en lugar de permanecer libre en la matriz. Por esta raz\u00f3n, el acero D2 presenta una mayor resistencia a las manchas que el acero al carbono com\u00fan, pero no debe considerarse un verdadero acero inoxidable.<\/p>\n\n\n\n

El molibdeno contribuye a que el acero D2 sea de endurecimiento al aire. Ralentiza la formaci\u00f3n de perlita durante el enfriamiento, lo que permite que el D2 se endurezca sin necesidad de un temple intenso en agua o aceite. Esto ayuda a reducir la deformaci\u00f3n y el riesgo de agrietamiento durante el tratamiento t\u00e9rmico controlado.<\/p>\n\n\n\n

El vanadio mejora el control del grano y forma carburos duros y estables. Estos carburos favorecen la resistencia al desgaste y ayudan a mantener la estabilidad de la dureza tras el tratamiento t\u00e9rmico.<\/p>\n\n\n\n

C\u00f3mo afecta la composici\u00f3n del D2 a las propiedades del material<\/h2>\n\n\n\n

Tras un tratamiento t\u00e9rmico adecuado, el material D2 desarrolla una matriz martens\u00edtica dura con un alto volumen de carburos de aleaci\u00f3n. Esta estructura explica tanto su elevada resistencia al desgaste como su limitada tenacidad.<\/p>\n\n\n\n

Propiedad<\/strong><\/td>Efecto de la composici\u00f3n D2<\/strong><\/td>Significado pr\u00e1ctico<\/strong><\/td><\/tr>
Dureza<\/td>El alto contenido de carbono favorece una alta dureza martens\u00edtica.<\/td>La dureza de trabajo habitual suele ser de aproximadamente 58-62 HRC despu\u00e9s del tratamiento t\u00e9rmico.<\/td><\/tr>
Resistencia al desgaste<\/td>Los carburos ricos en cromo resisten la abrasi\u00f3n.<\/td>Adecuado para matrices, punzones, cuchillas y hojas de corte para trabajos en fr\u00edo de larga duraci\u00f3n.<\/td><\/tr>
Dureza<\/td>El alto volumen de carburo reduce la resistencia al impacto.<\/td>No es ideal para herramientas sometidas a fuertes impactos, esfuerzos de flexi\u00f3n o cargas de impacto.<\/td><\/tr>
Maquinabilidad<\/td>Los carburos duros aumentan la dificultad de corte y rectificado.<\/td>El coste de procesamiento es superior al de los aceros de menor aleaci\u00f3n.<\/td><\/tr>
Estabilidad dimensional<\/td>El endurecimiento al aire reduce la distorsi\u00f3n severa por temple.<\/td>Adecuado para herramientas de precisi\u00f3n cuando el tratamiento t\u00e9rmico se controla adecuadamente.<\/td><\/tr>
Resistencia a la corrosi\u00f3n<\/td>El cromo est\u00e1 parcialmente atrapado en los carburos.<\/td>Mayor resistencia a las manchas que el acero al carbono com\u00fan, pero no es inoxidable.<\/td><\/tr>
Soldabilidad<\/td>Un alto contenido de carbono y carburo aumenta el riesgo de agrietamiento.<\/td>La soldadura suele ser dif\u00edcil y no se recomienda para el uso normal de herramientas.<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

El acero D2 es adecuado cuando el desgaste abrasivo es el principal modo de fallo. Su estructura rica en carburo ayuda a que los filos de corte y las superficies de trabajo resistan el desgaste durante el contacto repetido con los materiales. Por ello, el acero D2 se utiliza ampliamente en matrices de troquelado, matrices de conformado, punzones, cortadores de ranurado, cuchillas de corte y herramientas de recorte.<\/p>\n\n\n\n

La misma estructura de carburo reduce la tenacidad. Los carburos grandes pueden convertirse en puntos de iniciaci\u00f3n de grietas bajo impacto o tensi\u00f3n c\u00edclica. Si la herramienta debe soportar golpes repetidos, flexi\u00f3n severa o carga de impacto, un grado m\u00e1s resistente como A2<\/a> o S7<\/a> puede ser m\u00e1s adecuado.<\/p>\n\n\n\n

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\u00bfNo est\u00e1s seguro entre D2, A2 o S7? Obt\u00e9n asesoramiento experto de Aobo Steel.<\/a><\/div>\n<\/div>\n\n\n\n

Comportamiento del tratamiento t\u00e9rmico controlado por la composici\u00f3n<\/h2>\n\n\n\n

El alto contenido de carbono y cromo del acero D2 crea una estructura rica en carburos, mientras que el molibdeno y el vanadio mejoran su templabilidad y estabilidad al revenido. Por ello, el D2 se puede endurecer al aire y suele presentar una mayor estabilidad dimensional que los aceros para herramientas que requieren un temple m\u00e1s severo.<\/p>\n\n\n\n

Durante el tratamiento t\u00e9rmico, el control de la temperatura de austenizaci\u00f3n y del revenido es fundamental, ya que la disoluci\u00f3n excesiva de carburos puede aumentar la austenita retenida y reducir la estabilidad dimensional. Para la mayor\u00eda de los compradores, la clave es simple: la composici\u00f3n D2 ofrece alta dureza, gran resistencia al desgaste y un control preciso de la deformaci\u00f3n dimensional, pero solo cuando el tratamiento t\u00e9rmico se gestiona adecuadamente.<\/p>\n\n\n\n

Factor de composici\u00f3n<\/strong><\/td>Efecto del tratamiento t\u00e9rmico<\/strong><\/td><\/tr>
Alto contenido de carbono<\/td>Mantiene una alta dureza despu\u00e9s del temple.<\/td><\/tr>
Alto contenido de cromo<\/td>Forma carburos resistentes al desgaste<\/td><\/tr>
Molibdeno<\/td>Mejora la respuesta al endurecimiento por aire.<\/td><\/tr>
Vanadio<\/td>Favorece el control del grano y la estabilidad de la dureza.<\/td><\/tr>
aleaci\u00f3n alta<\/strong>tent<\/strong><\/td>Requiere calentamiento y atemperado controlados.<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

Para obtener informaci\u00f3n detallada, consulte \ud83d\udc49\u00a0c\u00f3mo realizar el tratamiento t\u00e9rmico<\/a> Acero para herramientas D2<\/a>.<\/p>\n\n\n\n

Consideraciones de ingenier\u00eda para el acero para herramientas D2<\/h2>\n\n\n\n

La composici\u00f3n del D2 determina su uso y procesamiento. Su comportamiento de endurecimiento al aire ayuda a reducir la distorsi\u00f3n durante el temple, lo que lo hace id\u00f3neo para herramientas de precisi\u00f3n para trabajo en fr\u00edo. Sin embargo, es importante un precalentamiento controlado, ya que el D2 tiene una conductividad t\u00e9rmica relativamente baja y un alto contenido de aleaci\u00f3n.<\/p>\n\n\n\n

El acero D2 es adecuado para aplicaciones de alto desgaste y bajo impacto, como matrices de troquelado, cuchillas de corte, punzones, herramientas de conformado y herramientas de recorte. No es adecuado para herramientas expuestas a cargas de impacto repetidas, donde la tenacidad es m\u00e1s importante que la resistencia al desgaste.<\/p>\n\n\n\n

Los tratamientos superficiales, como la nitruraci\u00f3n o los recubrimientos PVD, pueden prolongar la vida \u00fatil de las herramientas cuando se utiliza D2 en las condiciones de trabajo adecuadas. Estos tratamientos funcionan mejor cuando el material base tiene la dureza apropiada, un tratamiento t\u00e9rmico estable y la tenacidad suficiente para la aplicaci\u00f3n.<\/p>\n\n\n\n

Condiciones de aplicaci\u00f3n<\/strong><\/td>Idoneidad de D2<\/strong><\/td>Raz\u00f3n<\/strong><\/td><\/tr>
Desgaste abrasivo<\/td>Excelente<\/td>El alto volumen de carburo resiste el desgaste.<\/td><\/tr>
Troquelado y conformado de larga duraci\u00f3n<\/td>Bien<\/td>La alta dureza y la estabilidad dimensional prolongan la vida \u00fatil de la herramienta.<\/td><\/tr>
Herramientas de precisi\u00f3n para trabajo en fr\u00edo<\/td>Bien<\/td>El endurecimiento por aire ayuda a reducir la distorsi\u00f3n.<\/td><\/tr>
Impacto fuerte<\/td>Pobre<\/td>La estructura rica en carburos limita la tenacidad.<\/td><\/tr>
Tensi\u00f3n de flexi\u00f3n severa<\/td>Pobre<\/td>El riesgo de agrietamiento aumenta bajo carga de flexi\u00f3n.<\/td><\/tr>
Estampado de acero inoxidable<\/td>Condicional<\/td>El riesgo de desgaste por fricci\u00f3n puede requerir recubrimiento o tratamiento de la superficie.<\/td><\/tr>
Reparaci\u00f3n de soldadura<\/td>No recomendado<\/td>Un alto contenido de carbono y carburo aumenta el riesgo de agrietamiento.<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n
\"Barras<\/figure>\n\n\n\n

Aobo Steel suministra acero para herramientas D2 \/ 1.2379 \/ SKD11 en estado recocido para pedidos industriales a granel. Suministramos barras redondas y chapas para distribuidores, almacenistas y fabricantes de herramientas. Puede consultar nuestro cat\u00e1logo. P\u00e1gina del producto de acero para herramientas D2<\/a> o cont\u00e1ctenos directamente a trav\u00e9s de sales@aobosteel.com<\/a><\/p>\n\n\n\n

Preguntas frecuentes<\/h2>\n\n\n\n
\u00bfCu\u00e1l es la composici\u00f3n qu\u00edmica del acero para herramientas D2?<\/strong>

El acero para herramientas D2 normalmente contiene 1,40\u20131,60% carbono<\/strong>, 11.00\u201313.00% cromo<\/strong>, 0,70\u20131,20% molibdeno<\/strong>y 0,50\u20131,10% vanadio<\/strong>. Tambi\u00e9n contiene niveles controlados de manganeso, silicio, n\u00edquel, f\u00f3sforo y azufre. Esta composici\u00f3n rica en carbono y cromo confiere al acero D2 una gran resistencia al desgaste y una elevada dureza tras el tratamiento t\u00e9rmico.<\/p> <\/div>

\u00bfPor qu\u00e9 el acero D2 tiene una alta resistencia al desgaste?<\/strong>

El acero D2 posee una alta resistencia al desgaste debido a su elevado contenido de carbono y cromo, que forma un gran volumen de carburos duros ricos en cromo. Estos carburos resisten el desgaste abrasivo y contribuyen a que el acero D2 mantenga la estabilidad del filo en herramientas de trabajo en fr\u00edo, como matrices de troquelado, punzones, cuchillas de corte y herramientas de conformado.<\/p> <\/div>

\u00bfC\u00f3mo afecta el carbono al acero para herramientas D2?<\/strong>

El carbono aumenta la templabilidad y la fracci\u00f3n volum\u00e9trica de carburos del acero para herramientas D2. Esto mejora la resistencia al desgaste y la resistencia a la compresi\u00f3n, pero reduce la tenacidad. El alto contenido de carbono es una de las razones por las que el D2 se comporta bien en herramientas sometidas principalmente al desgaste, pero es menos adecuado para aplicaciones de alto impacto.<\/p> <\/div>

\u00bfC\u00f3mo afecta el cromo al acero para herramientas D2?<\/strong>

El cromo forma carburos duros ricos en cromo y mejora la templabilidad. Estos carburos son la principal raz\u00f3n de la elevada resistencia a la abrasi\u00f3n del D2. Sin embargo, debido a que gran parte del cromo se encuentra atrapado en los carburos, el D2 no posee la resistencia a la corrosi\u00f3n de los aceros inoxidables aut\u00e9nticos.<\/p> <\/div>

\u00bfCu\u00e1l es la funci\u00f3n del molibdeno en el acero D2?<\/strong>

El molibdeno mejora la templabilidad y facilita el endurecimiento del acero D2 al aire. Esto reduce la necesidad de un enfriamiento brusco y ayuda a controlar la deformaci\u00f3n durante el tratamiento t\u00e9rmico. Adem\u00e1s, favorece la resistencia al revenido y la estabilidad dimensional.<\/p> <\/div>

\u00bfCu\u00e1l es la funci\u00f3n del vanadio en el acero D2?<\/strong>

El vanadio ayuda a refinar la estructura del grano y a formar carburos duros y estables. En el acero para herramientas D2, el vanadio favorece la resistencia al desgaste, el control del grano y la estabilidad de la dureza tras el tratamiento t\u00e9rmico.<\/p> <\/div>

\u00bfPor qu\u00e9 es dif\u00edcil mecanizar el D2?<\/strong>

El acero D2 es dif\u00edcil de mecanizar debido a su alto contenido de carburos de aleaci\u00f3n dura. Estos carburos aumentan el desgaste de las herramientas de corte y dificultan el rectificado, incluso cuando el material se suministra recocido.<\/p> <\/div> <\/div>\n<\/div><\/div>","protected":false},"excerpt":{"rendered":"

Chemical Composition of D2 Tool Steel D2 tool steel is a high-carbon, high-chromium, air-hardening cold-work tool steel. Its typical composition contains 1.40\u20131.60% carbon and 11.00\u201313.00% chromium, with molybdenum and vanadium added to improve hardenability, wear resistance, tempering stability, and dimensional control during heat treatment. D2 Chemical Composition and Equivalent Grades Standard Grade C (%) Cr […]<\/p>\n","protected":false},"author":1,"featured_media":14999,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"content-type":"","_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-13462","page","type-page","status-publish","has-post-thumbnail","hentry"],"yoast_head":"\nD2 Steel Chemical Composition: Aobo Steel Gives the Definitive Answer<\/title>\n<meta name=\"description\" content=\"Aobo Steel explains D2 steel chemical composition in a clear and direct way. Learn exact element ranges and how they control hardness, wear resistance, and performance.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/aobosteel.com\/es\/d2-steel-composition\/\" \/>\n<meta property=\"og:locale\" content=\"es_MX\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"D2 Steel Chemical Composition: Aobo Steel Gives the Definitive Answer\" \/>\n<meta property=\"og:description\" content=\"Aobo Steel explains D2 steel chemical composition in a clear and direct way. 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It also contains controlled levels of manganese, silicon, nickel, phosphorus, and sulfur. This high-carbon, high-chromium composition gives D2 strong wear resistance and high hardness after heat treatment.","inLanguage":"es"},"inLanguage":"es"},{"@type":"Question","@id":"https:\/\/aobosteel.com\/d2-steel-composition\/#faq-question-1777939910008","position":2,"url":"https:\/\/aobosteel.com\/d2-steel-composition\/#faq-question-1777939910008","name":"\u00bfPor qu\u00e9 el acero D2 tiene una alta resistencia al desgaste?","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"D2 has high wear resistance because its high carbon and chromium content form a large volume of hard chromium-rich carbides. These carbides resist abrasive wear and help D2 maintain edge stability in cold-work tools such as blanking dies, punches, shear blades, and forming tools.","inLanguage":"es"},"inLanguage":"es"},{"@type":"Question","@id":"https:\/\/aobosteel.com\/d2-steel-composition\/#faq-question-1777939911127","position":3,"url":"https:\/\/aobosteel.com\/d2-steel-composition\/#faq-question-1777939911127","name":"\u00bfC\u00f3mo afecta el carbono al acero para herramientas D2?","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"Carbon increases the hardenability and carbide volume fraction of D2 tool steel. This improves wear resistance and compressive strength but reduces toughness. The high carbon content is one reason D2 performs well in wear-dominated tooling but is less suitable for heavy-impact applications.","inLanguage":"es"},"inLanguage":"es"},{"@type":"Question","@id":"https:\/\/aobosteel.com\/d2-steel-composition\/#faq-question-1777939912284","position":4,"url":"https:\/\/aobosteel.com\/d2-steel-composition\/#faq-question-1777939912284","name":"\u00bfC\u00f3mo afecta el cromo al acero para herramientas D2?","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"Chromium forms hard chromium-rich carbides and improves hardenability. These carbides are the main reason for D2\u2019s strong abrasion resistance. However, because much of the chromium is locked in carbides, D2 does not have the corrosion resistance of true stainless steels.","inLanguage":"es"},"inLanguage":"es"},{"@type":"Question","@id":"https:\/\/aobosteel.com\/d2-steel-composition\/#faq-question-1777939912925","position":5,"url":"https:\/\/aobosteel.com\/d2-steel-composition\/#faq-question-1777939912925","name":"\u00bfCu\u00e1l es la funci\u00f3n del molibdeno en el acero D2?","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"Molybdenum improves hardenability and helps D2 harden in air. This reduces the need for severe quenching and helps control distortion during heat treatment. It also supports tempering resistance and dimensional stability.","inLanguage":"es"},"inLanguage":"es"},{"@type":"Question","@id":"https:\/\/aobosteel.com\/d2-steel-composition\/#faq-question-1777939964378","position":6,"url":"https:\/\/aobosteel.com\/d2-steel-composition\/#faq-question-1777939964378","name":"\u00bfCu\u00e1l es la funci\u00f3n del vanadio en el acero D2?","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"Vanadium helps refine grain structure and forms hard, stable carbides. In D2 tool steel, vanadium supports wear resistance, grain control, and hardness stability after heat treatment.","inLanguage":"es"},"inLanguage":"es"},{"@type":"Question","@id":"https:\/\/aobosteel.com\/d2-steel-composition\/#faq-question-1777939965804","position":7,"url":"https:\/\/aobosteel.com\/d2-steel-composition\/#faq-question-1777939965804","name":"\u00bfPor qu\u00e9 es dif\u00edcil mecanizar el D2?","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"D2 is difficult to machine because it contains a high volume of hard alloy carbides. These carbides increase cutting tool wear and make grinding more demanding, even when the material is supplied in an annealed condition.","inLanguage":"es"},"inLanguage":"es"}]}},"uagb_featured_image_src":{"full":["https:\/\/aobosteel.com\/wp-content\/uploads\/2026\/05\/d2-composition.avif",1254,1254,false],"thumbnail":["https:\/\/aobosteel.com\/wp-content\/uploads\/2026\/05\/d2-composition-150x150.avif",150,150,true],"medium":["https:\/\/aobosteel.com\/wp-content\/uploads\/2026\/05\/d2-composition-300x300.avif",300,300,true],"medium_large":["https:\/\/aobosteel.com\/wp-content\/uploads\/2026\/05\/d2-composition-768x768.avif",768,768,true],"large":["https:\/\/aobosteel.com\/wp-content\/uploads\/2026\/05\/d2-composition-1024x1024.avif",1024,1024,true],"1536x1536":["https:\/\/aobosteel.com\/wp-content\/uploads\/2026\/05\/d2-composition.avif",1254,1254,false],"2048x2048":["https:\/\/aobosteel.com\/wp-content\/uploads\/2026\/05\/d2-composition.avif",1254,1254,false],"trp-custom-language-flag":["https:\/\/aobosteel.com\/wp-content\/uploads\/2026\/05\/d2-composition-12x12.avif",12,12,true]},"uagb_author_info":{"display_name":"Evan","author_link":"https:\/\/aobosteel.com\/es\/author\/admin\/"},"uagb_comment_info":0,"uagb_excerpt":"Chemical Composition of D2 Tool Steel D2 tool steel is a high-carbon, high-chromium, air-hardening cold-work tool steel. Its typical composition contains 1.40\u20131.60% carbon and 11.00\u201313.00% chromium, with molybdenum and vanadium added to improve hardenability, wear resistance, tempering stability, and dimensional control during heat treatment. D2 Chemical Composition and Equivalent Grades Standard Grade C (%) Cr…","rttpg_featured_image_url":{"full":["https:\/\/aobosteel.com\/wp-content\/uploads\/2026\/05\/d2-composition.avif",1254,1254,false],"landscape":["https:\/\/aobosteel.com\/wp-content\/uploads\/2026\/05\/d2-composition.avif",1254,1254,false],"portraits":["https:\/\/aobosteel.com\/wp-content\/uploads\/2026\/05\/d2-composition.avif",1254,1254,false],"thumbnail":["https:\/\/aobosteel.com\/wp-content\/uploads\/2026\/05\/d2-composition-150x150.avif",150,150,true],"medium":["https:\/\/aobosteel.com\/wp-content\/uploads\/2026\/05\/d2-composition-300x300.avif",300,300,true],"large":["https:\/\/aobosteel.com\/wp-content\/uploads\/2026\/05\/d2-composition-1024x1024.avif",1024,1024,true],"1536x1536":["https:\/\/aobosteel.com\/wp-content\/uploads\/2026\/05\/d2-composition.avif",1254,1254,false],"2048x2048":["https:\/\/aobosteel.com\/wp-content\/uploads\/2026\/05\/d2-composition.avif",1254,1254,false],"trp-custom-language-flag":["https:\/\/aobosteel.com\/wp-content\/uploads\/2026\/05\/d2-composition-12x12.avif",12,12,true]},"rttpg_author":{"display_name":"Evan","author_link":"https:\/\/aobosteel.com\/es\/author\/admin\/"},"rttpg_comment":0,"rttpg_category":null,"rttpg_excerpt":"Chemical Composition of D2 Tool Steel D2 tool steel is a high-carbon, high-chromium, air-hardening cold-work tool steel. Its typical composition contains 1.40\u20131.60% carbon and 11.00\u201313.00% chromium, with molybdenum and vanadium added to improve hardenability, wear resistance, tempering stability, and dimensional control during heat treatment. D2 Chemical Composition and Equivalent Grades Standard Grade C (%) Cr…","_links":{"self":[{"href":"https:\/\/aobosteel.com\/es\/wp-json\/wp\/v2\/pages\/13462","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/aobosteel.com\/es\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/aobosteel.com\/es\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/aobosteel.com\/es\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/aobosteel.com\/es\/wp-json\/wp\/v2\/comments?post=13462"}],"version-history":[{"count":8,"href":"https:\/\/aobosteel.com\/es\/wp-json\/wp\/v2\/pages\/13462\/revisions"}],"predecessor-version":[{"id":15002,"href":"https:\/\/aobosteel.com\/es\/wp-json\/wp\/v2\/pages\/13462\/revisions\/15002"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/aobosteel.com\/es\/wp-json\/wp\/v2\/media\/14999"}],"wp:attachment":[{"href":"https:\/\/aobosteel.com\/es\/wp-json\/wp\/v2\/media?parent=13462"}],"curies":[{"name":"gracias","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}