Acero 30CrNiMo8 (1.6580, 823M30)

Acero 30CrNiMo8 (1.6580, 823M30)

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Acero 30CrNiMo8 (1.6580, 823M30) – Especificaciones Técnicas y Propiedades


Acero 30CrNiMo8 (1.6580, 823M30)

Información General

El acero 30CrNiMo8 (designaciones 1.6580, 823M30) es un acero de temple y revenido con muy alta templabilidad. Esta aleación contiene cromo, níquel y molibdeno que le confieren propiedades mecánicas excepcionales y capacidad de temple en grandes secciones. Su composición equilibrada permite alcanzar altas resistencias manteniendo excelente tenacidad, siendo ideal para componentes críticos sometidos a altas solicitaciones mecánicas.

Capacidades de Fabricación Avanzada

Procesamiento completo con tecnología de última generación y acabados de alta precisión

Muy Alta Templabilidad

Capacidad excepcional de temple en secciones gruesas hasta 150mm

Resistencia Superior

Resistencias de hasta 1450 MPa con excelente tenacidad

Aleación Balanceada

Combinación óptima de Cr, Ni y Mo para máximo rendimiento

Versatilidad de Aplicación

Adecuado para componentes críticos en múltiples industrias

Métodos de Producción y Capacidades

Método de Producción Formas Disponibles Dimensiones Máximas Especialización
Laminado en Caliente Redondo, Plano, Placa Hasta 300mm de diámetro Producción estándar optimizada
Forjado en Caliente Redondo, Plano, Placa Hasta 1200mm de diámetro Componentes de gran tamaño y críticos

Ventajas Competitivas Exclusivas

Tratamiento Térmico Especializado

Instalaciones propias para temple y revenido con control preciso de templabilidad y propiedades finales

Mecanizado de Precisión

Capacidades internas de torneado y rectificado, entregando productos terminados listos para montaje

Control de Calidad Avanzado

Certificación completa con ensayos de impacto y trazabilidad total desde colada hasta producto final

Optimización de Costos

Reducción significativa de tiempos de entrega y costos eliminando subcontrataciones externas

Composición Química – ISO 683-2:2016

Elemento Mínimo (%) Máximo (%) Función Metalúrgica
Carbono (C) 0.26 0.34 Base para dureza y resistencia mecánica
Silicio (Si) 0.10 0.40 Desoxidante y mejora la tenacidad
Manganeso (Mn) 0.50 0.80 Incrementa templabilidad y resistencia
Cromo (Cr) 1.80 2.20 Templabilidad profunda y resistencia al desgaste
Níquel (Ni) 1.80 2.20 Tenacidad excepcional y templabilidad
Molibdeno (Mo) 0.30 0.50 Refina grano y mejora propiedades a alta temperatura
Cobre (Cu) – 0.40 Elemento residual controlado
Fósforo (P) – 0.025 Elemento residual controlado
Azufre (S) – 0.035 Elemento residual controlado

Propiedades Mecánicas según ISO 683-2:2016

Condición Diámetro (mm) Límite Elástico (MPa) Resistencia Tracción (MPa) Alargamiento (%) Estricción (%) Impacto ISO-V (J)
Recocido (+A) 25-150 – – – – < 248 HB
Laminado (+AR) 25-150 – – – – < 410 HB
Temple y Revenido (+QT) 25-40 850 1030-1230 12 40 30 J a 20°C
Temple y Revenido (+QT) 40.1-100 800 980-1180 12 45 35 J a 20°C
Temple y Revenido (+QT) 100.1-150 800 980-1180 12 50 45 J a 20°C

Temperaturas de Transformación Críticas

Punto de Transformación Temperatura (°C) Importancia en el Tratamiento
AC1 731 Inicio de austenitización
AC3 788 Austenitización completa
MS 309 Inicio de transformación martensítica

Parámetros de Tratamiento Térmico Optimizados

Tratamiento Condición Temperatura (°C) Medio de Enfriamiento Objetivo del Proceso
Forja en Caliente +AR 880-1050 Aire Conformado y estructura inicial
Recocido de Ablandamiento +A 650-700 Lento (15°C/h hasta 600°C) Máxima maquinabilidad
Alivio de Tensiones +SRA 450-650 Aire Eliminación de tensiones residuales
Temple +QT 830-860 Aceite o agua Formación de martensita
Revenido +QT 540-660 Aire Optimización dureza-tenacidad

Propiedades Físicas Características

Propiedad Valor Unidad Temperatura de Referencia
Módulo de Young 210 GPa Ambiente
Coeficiente de Poisson 0.3 – Ambiente
Módulo de Corte 80 GPa Ambiente
Densidad 7800 kg/m³ Ambiente
Coef. Expansión Térmica 12 µm/m°K 20-300°C
Capacidad Calorífica 460-480 J/kg°K 50-100°C
Conductividad Térmica 40-45 W/m°K Ambiente
Resistividad Eléctrica 0.20-0.25 µΩm Ambiente

Designaciones Internacionales Equivalentes

Normas y Designaciones

30CrNiMo8 – Designación principal | 1.6580 – Norma europea | 823M30 – Norma británica

Aplicaciones Industriales Especializadas

Industria Aeroespacial

Componentes críticos de tren de aterrizaje, ejes principales y elementos estructurales que requieren máxima confiabilidad y resistencia

Maquinaria Pesada

Ejes de gran diámetro, componentes de transmisión y elementos sometidos a cargas extremas en equipos de construcción y minería

Sector Energético

Componentes de turbinas, ejes de generadores y elementos críticos en plantas de energía donde la confiabilidad es fundamental

Industria Naval

Ejes de hélice, componentes de propulsión y elementos estructurales en aplicaciones marinas de alta exigencia

Maquinaria de Producción

Componentes de prensas, elementos de máquinas herramienta pesadas y ejes principales de equipos industriales

Sector Automotriz Premium

Componentes de alto rendimiento en vehículos deportivos y de competición donde se requiere máxima resistencia y confiabilidad


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