30CrNiMo8 (1.6580) | Acero Aleado Temple y Revenido

Acero 30CrNiMo8 (1.6580) según DIN EN 10083-3

El acero 30CrNiMo8 (designación numérica 1.6580) es un acero aleado para temple y revenido conforme a la norma DIN EN 10083-3. SHUNFU STEEL suministra este grado en diversos estados de tratamiento térmico y formas de producto: barras, redondos, piezas forjadas y productos planos, cumpliendo los requisitos de la norma europea y con certificación de inspección según EN 10204.

Composición química (análisis de colada)

Tabla 3, DIN EN 10083-3 — Composición química del acero 30CrNiMo8 (% en masa)
Elemento% en masa
C0,26 a 0,34
Si≤ 0,40
Mn0,50 a 0,80
P≤ 0,025
S≤ 0,035
Cr1,80 a 2,20
Mo0,30 a 0,50
Ni1,80 a 2,20

Elementos no indicados no deben ser añadidos intencionadamente. Todos los aceros son calmados (killed).

Propiedades mecánicas en estado templado y revenido (+QT)

Tabla 8, DIN EN 10083-3 — Propiedades mecánicas del acero 30CrNiMo8 a temperatura ambiente
Sección de referencia Re min. (MPa) Rm (MPa) A min. (%) Z min. (%) KV min. (J)
d≤16/t≤810501.250 a 1.450940—
1610501.250 a 1.45094030
409001.000 a 1.300104535
1008001.000 a 1.200115045
160700900 a 1.100125045

Tratamiento térmico

Temperatura de temple (austenización)
830 a 860 °C
Medio de temple
aceite o agua
Temperatura de revenido
540 a 660 °C
Temperatura para ensayo Jominy
850 ± 5 °C

Periodo de austenización: mínimo 30 min (valor orientativo). Periodo de revenido: mínimo 60 min (valor orientativo).

Dureza en estado de suministro

Tabla 7, DIN EN 10083-3 — Dureza máxima en estado de suministro
Estado +S (tratado para mejorar la cizallabilidad)Estado +A (recocido blando)
No aplicable (se recomienda estado +A para mecanizado)248 HBW

Aplicaciones típicas

El acero 30CrNiMo8 se utiliza ampliamente en la fabricación de ejes de transmisión de ultra-alta resistencia, rotores de generadores de gran potencia, piezas forjadas de gran sección para industria pesada y equipos de perforación profunda. Gracias a su combinación de resistencia, tenacidad y templabilidad, es una elección frecuente para piezas que requieren un tratamiento de temple y revenido para alcanzar sus propiedades óptimas de servicio.

Entre las aplicaciones relacionadas, SHUNFU STEEL también suministra:

Solicite la ficha técnica del acero 30CrNiMo8

Para obtener la ficha técnica completa del acero 30CrNiMo8 con los valores de templabilidad Jominy (+H, +HH, +HL), tolerancias dimensionales y condiciones de suministro, no dude en contactar con nuestro equipo técnico. Disponemos de stock en distintos diámetros y estados de tratamiento.

Preguntas frecuentes sobre el acero 30CrNiMo8

¿Qué norma regula el acero 30CrNiMo8?

El acero 30CrNiMo8 está regulado por la norma DIN EN 10083-3, que establece las condiciones técnicas de suministro para aceros aleados de temple y revenido.

¿En qué condiciones de suministro está disponible?

El acero 30CrNiMo8 puede suministrarse en estado bruto de laminación (+U o sin tratar), tratado para mejorar la cizallabilidad (+S), recocido blando (+A) o templado y revenido (+QT), según la forma del producto y lo acordado en el pedido.

¿Qué certificaciones ofrece SHUNFU STEEL para este acero?

SHUNFU STEEL suministra el acero 30CrNiMo8 con certificados de inspección 3.1 o 3.2 según EN 10204. Nuestra empresa cuenta con certificación API Q1 e ISO 9001, siendo proveedor Tier-1 de las principales empresas de servicios petroleros a nivel mundial.

¿Se puede suministrar con requisitos de templabilidad (+H, +HH, +HL)?

Sí. El acero 30CrNiMo8 puede pedirse con requisitos de templabilidad normal (+H), banda restringida superior (+HH) o banda restringida inferior (+HL), según lo especificado en las Tablas 5 y 6 de la norma DIN EN 10083-3.

Solicite un presupuesto para acero 30CrNiMo8

SHUNFU STEEL es fabricante y exportador global de aceros aleados y especiales para los sectores de petróleo y gas, minería y generación de energía. Si necesita acero 30CrNiMo8 según DIN EN 10083-3, con plazos de entrega competitivos y certificación completa, escríbanos a info.es@shunfusteel.com y nuestro equipo técnico-comercial le responderá en menos de 24 horas.

También le puede interesar nuestra gama de aleaciones de níquel y tubos de precisión para aplicaciones exigentes.

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