{"id":13291,"date":"2026-03-06T10:46:41","date_gmt":"2026-03-06T02:46:41","guid":{"rendered":"https:\/\/aobosteel.com\/?page_id=13291"},"modified":"2026-10-16T12:26:25","modified_gmt":"2026-10-16T04:26:25","slug":"d2-vs-d3-tool-steel","status":"publish","type":"page","link":"https:\/\/aobosteel.com\/es\/d2-vs-d3-tool-steel\/","title":{"rendered":"Acero para herramientas D2 vs D3: Resistencia al desgaste, tenacidad y selecci\u00f3n"},"content":{"rendered":"

Acero D2 vs. D3: \u00bfQu\u00e9 acero para herramientas deber\u00eda elegir?<\/h1>\n\n\n\n

acero para herramientas D2<\/a> y D3 son ricos en carbono y cromo. Aceros para trabajo en fr\u00edo<\/a> Se utiliza para matrices, cuchillas, punzones, piezas de desgaste y herramientas para trabajo en fr\u00edo que requieren una alta resistencia al desgaste.<\/p>\n\n\n\n

Para la mayor\u00eda de las herramientas de trabajo en fr\u00edo, el acero D2 es la opci\u00f3n m\u00e1s segura, ya que ofrece un mejor equilibrio entre resistencia al desgaste, tenacidad, estabilidad al tratamiento t\u00e9rmico y fiabilidad del procesamiento. El acero D3 es el m\u00e1s com\u00fan cuando el desgaste abrasivo es severo y el impacto es bajo.<\/p>\n\n\n\n

Comparaci\u00f3n r\u00e1pida<\/h2>\n\n\n\n
Factor<\/th>acero para herramientas D2<\/th>Acero para herramientas D3<\/th><\/tr><\/thead>
Steel type<\/td>Acero para herramientas de trabajo en fr\u00edo con alto contenido de carbono y cromo.<\/td>Acero para herramientas de trabajo en fr\u00edo con alto contenido de carbono y cromo.<\/td><\/tr>
Dise\u00f1o de aleaci\u00f3n<\/td>Acero para trabajo en fr\u00edo Cr-Mo-V<\/td>Acero para trabajo en fr\u00edo con alto contenido de cromo y carbono<\/td><\/tr>
Contenido de carbono<\/td>1.40-1.60%<\/td>2.00-2.35%<\/td><\/tr>
Resistencia al desgaste<\/td>Alto<\/td>Muy alto<\/td><\/tr>
Tenacidad<\/td>Mejor<\/td>M\u00e1s bajo<\/td><\/tr>
estabilidad dimensional<\/td>Mejor<\/td>M\u00e1s bajo<\/td><\/tr>
M\u00e9todo de temple<\/td>endurecimiento por aire<\/td>Temple en aceite<\/td><\/tr>
Dificultad de mecanizado<\/td>Alto<\/td>M\u00e1s alto<\/td><\/tr>
Dificultad de rectificado<\/td>Alto<\/td>M\u00e1s alto<\/td><\/tr>
Direcci\u00f3n t\u00edpica<\/td>Troqueles, cuchillas, herramientas de conformado y herramientas de precisi\u00f3n para trabajos en fr\u00edo en general.<\/a><\/td>Herramientas abrasivas de desgaste, matrices simples, piezas de desgaste<\/a><\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

Diferencia en la composici\u00f3n qu\u00edmica y el rendimiento<\/h2>\n\n\n\n
Grado AISI<\/th>N\u00famero UNS.<\/th>C (%)<\/th>Mn (%)<\/th>Si (%)<\/th>Cr (%)<\/th>Mo (%)<\/th>V (%)<\/th><\/tr><\/thead>
D2<\/td>T30402<\/td>1.40-1.60<\/td>0,60 m\u00e1ximo<\/td>0,60 m\u00e1ximo<\/td>11.00-13.00<\/td>0.70-1.20<\/td>1.10 m\u00e1ximo<\/td><\/tr>
D3<\/td>T30403<\/td>2.00-2.35<\/td>0,60 m\u00e1ximo<\/td>0,60 m\u00e1ximo<\/td>11.00-13.50<\/td>\u2013<\/td>\u2013<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

La vitamina D3 contiene una cantidad significativamente mayor de carbono, manteniendo un nivel similar de cromo. Esto aumenta la cantidad de carburos de cromo<\/a>, lo que mejora la resistencia al desgaste abrasivo, pero hace que el acero sea m\u00e1s quebradizo y m\u00e1s dif\u00edcil de rectificar.<\/p>\n\n\n\n

El D2 presenta un menor contenido de carbono e incluye molibdeno y vanadio a\u00f1adidos. El molibdeno mejora la templabilidad y respuesta de moderaci\u00f3n<\/a>. El vanadio mejora la resistencia al desgaste y refina los carburos. Por lo tanto, el proceso D2 es menos extremo que el D3 y m\u00e1s f\u00e1cil de controlar durante la fabricaci\u00f3n de herramientas.<\/p>\n\n\n\n

Resistencia al desgaste, fallo del filo y forma de la herramienta<\/h2>\n\n\n\n

El acero D3 ofrece un buen rendimiento en herramientas sometidas principalmente a desgaste abrasivo gradual. Es adecuado para piezas de desgaste simples, matrices y herramientas que operan contra materiales abrasivos.<\/p>\n\n\n\n

El acero D2 suele preferirse para herramientas con bordes delgados, geometr\u00eda compleja, tolerancias ajustadas o esfuerzos mec\u00e1nicos repetidos. En herramientas de troquelado, estampado, conformado, cizallado, hendido y acu\u00f1ado, el desgaste puro rara vez causa fallas; en cambio, astillado<\/a>, agrietamiento<\/a>, El colapso del filo, la deformaci\u00f3n y la p\u00e9rdida por reafilado suelen determinar la vida \u00fatil real de la herramienta.<\/p>\n\n\n\n

El acero D3 no debe elegirse \u00fanicamente por su mayor resistencia al desgaste indicada en las fichas t\u00e9cnicas. Tambi\u00e9n deben tenerse en cuenta la forma de la herramienta, el soporte del filo, la carga de impacto y el riesgo asociado al tratamiento t\u00e9rmico.<\/p>\n\n\n\n

grados equivalentes<\/h2>\n\n\n\n

D2 y D3 se especifican a menudo en diferentes nombres est\u00e1ndar<\/a> en compras internacionales.<\/p>\n\n\n\n

Est\u00e1ndar<\/th>Equivalente D2<\/th>Equivalente a D3<\/th><\/tr><\/thead>
AISI<\/td>D2<\/td>D3<\/td><\/tr>
UNS<\/td>T30402<\/td>T30403<\/td><\/tr>
DIN \/ EN<\/td>1.2379 \/ X155CrMoV12-1<\/td>1.2080 \/ X210Cr12<\/td><\/tr>
JIS<\/td>SKD11<\/td>SKD1<\/td><\/tr>
GB<\/td>Cr12Mo1V1<\/td>Cr12<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

Comportamiento ante el tratamiento t\u00e9rmico<\/h2>\n\n\n\n
Art\u00edculo<\/th>acero para herramientas D2<\/th>Acero para herramientas D3<\/th><\/tr><\/thead>
Tipo de temple<\/td>endurecimiento por aire<\/td>Temple en aceite<\/td><\/tr>
temperatura de austenizaci\u00f3n<\/td>995-1030 C<\/td>925-980 C<\/td><\/tr>
Dureza de trabajo t\u00edpica<\/td>58-62 HRC<\/td>60-64 HRC<\/td><\/tr>
Riesgo de distorsi\u00f3n<\/td>M\u00e1s bajo<\/td>M\u00e1s alto<\/td><\/tr>
Riesgo de agrietamiento<\/td>M\u00e1s bajo<\/td>M\u00e1s alto<\/td><\/tr>
Comportamiento de moderaci\u00f3n<\/td>Posibilidad de templado a alta temperatura<\/td>El templado a baja temperatura es t\u00edpico.<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

El D2 es m\u00e1s f\u00e1cil de controlar en herramientas de precisi\u00f3n porque es un acero endurecible al aire<\/a>, lo que significa que se endurece cuando se enfr\u00eda en aire quieto, lo que reduce la tensi\u00f3n de temple. D3, un acero para herramientas endurecible al aceite<\/a>, requiere mayor precauci\u00f3n cuando se utiliza con herramientas que tienen esquinas afiladas, secciones irregulares o requisitos dimensionales estrictos.<\/p>\n\n\n\n

Mecanizado, rectificado y costo total<\/h2>\n\n\n\n

D3 es M\u00e1s dif\u00edcil de mecanizar y rectificar.<\/a>. Su mayor volumen de carburo aumenta el desgaste de la herramienta, la resistencia al rectificado, el tiempo de acabado y los costes de reafilado.<\/p>\n\n\n\n

El precio de las materias primas por s\u00ed solo puede resultar enga\u00f1oso. Una barra D3 m\u00e1s barata puede encarecerse al sumar los costos de mecanizado, tratamiento t\u00e9rmico, rectificado y reparaci\u00f3n de herramientas. El acero D2 suele ser m\u00e1s predecible para la producci\u00f3n en serie, ya que es m\u00e1s f\u00e1cil de obtener y procesar que el D3, y goza de mayor aceptaci\u00f3n entre los fabricantes de herramientas y los especialistas en tratamiento t\u00e9rmico.<\/p>\n\n\n\n

Consejos pr\u00e1cticos para la selecci\u00f3n<\/h2>\n\n\n\n

Elige D2 para un punto de partida m\u00e1s seguro.<\/h3>\n\n\n\n

Cuando las condiciones de trabajo no est\u00e9n claras, elija D2 por su mayor margen de seguridad en cuanto a resistencia., control dimensional<\/a>, tratamiento t\u00e9rmico y procesamiento.<\/p>\n\n\n\n

Elija D3 solo para abrasi\u00f3n severa de bajo impacto.<\/h3>\n\n\n\n

Seleccione D3 \u00fanicamente cuando las fallas se deban definitivamente al desgaste abrasivo, la forma de la herramienta sea simple y la aplicaci\u00f3n tenga un impacto m\u00ednimo o choque en el filo.<\/p>\n\n\n\n

Para los compradores extranjeros, D2 ofrece una opci\u00f3n de adquisici\u00f3n segura y de menor riesgo. Elija D3 solo si ha verificado que su solicitud cumple con los requisitos espec\u00edficos que impone.<\/p>\n\n\n\n

P\u00e1ginas relacionadas<\/h3>\n\n\n\n

Comparaciones D2:<\/strong> D2 contra M2<\/a> \u00b7 D2 contra 4140<\/a> \u00b7 D2 contra O1<\/a> \u00b7 D2 contra A2<\/a> \u00b7 D2 contra DC53<\/a> \u00b7 D2 vs 440C<\/a> \u00b7 D2 contra S7<\/a><\/p>\n\n\n\n

P\u00e1ginas de referencia:<\/strong> gu\u00eda de tratamiento t\u00e9rmico del acero para herramientas<\/a> \u00b7 Tratamiento t\u00e9rmico del acero para herramientas D3<\/a> \u00b7 agrietamiento por temple en acero para herramientas<\/a><\/p>\n\n\n\n

Familias de grados:<\/strong> Grados de acero para herramientas<\/a> \u00b7 Aceros para herramientas de la serie D<\/a> \u00b7 Buscador de materiales de acero para herramientas<\/a><\/p>\n\n\n\n

Los rangos de composici\u00f3n, los valores de dureza y las temperaturas de tratamiento t\u00e9rmico son valores t\u00edpicos publicados para D2 \/ 1.2379 \/ SKD11 y D3 \/ 1.2080. Confirme el rango exacto con el certificado de f\u00e1brica del lote entregado.<\/p>","protected":false},"excerpt":{"rendered":"

D2 vs D3 Steel: Which Tool Steel Should You Choose? D2 tool steel and D3 are high-carbon, high-chromium cold-work tool steels used for dies, knives, punches, wear parts, and cold-work tooling that require high wear resistance. For most cold-work tools, D2 is the safer first choice because it offers a better balance of wear resistance, […]<\/p>\n","protected":false},"author":1,"featured_media":15655,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_uag_custom_page_level_css":"","site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"normal-width-container","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"disabled","ast-breadcrumbs-content":"","ast-featured-img":"disabled","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center 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D2 tool steel and D3 are high-carbon, high-chromium cold-work tool steels used for dies, knives, punches, wear parts, and cold-work tooling that require high wear resistance. 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