EN 10083-1 Grade 42CrMoS4 surface hardened
Equivalent material: ISO 42CrMoS4, ASTM A29 Grade 4140, ASTM A304 Grade 4140H, ASTM A434 Grade 4140, SAE 4140H, UNS H41400, EN 1.7227, DIN 1.7227, DIN 42CrMoS4, AISI 4140, SAE 4140, ASTM Grade B7, ASTM Grade 12, ASTM Grade 7M, UNS G41400
EN 10083-1 Grade 42CrMoS4 surface hardened general
| Property |
Temperature |
Value |
| Density |
20.0 °C |
Density of 7.85 g/cm³ |
EN 10083-1 Grade 42CrMoS4 surface hardened thermal
| Property |
Temperature |
Value |
Comment |
| Coefficient of thermal expansion |
100.0 °C |
Coefficient of thermal expansion of 1.11E-5 1/K |
- |
| - |
200.0 °C |
Coefficient of thermal expansion of 1.21E-5 1/K |
- |
| - |
300.0 °C |
Coefficient of thermal expansion of 1.29E-5 1/K |
- |
| - |
400.0 °C |
Coefficient of thermal expansion of 1.35E-5 1/K |
- |
| Melting point |
- |
Melting point of 1382 - 1529 °C |
Typical for Chromium Molybdenum Steel |
| Specific heat capacity |
20.0 °C |
Specific heat capacity of 460 J/(kg·K) |
- |
| Thermal conductivity |
20.0 °C |
Thermal conductivity of 42 W/(m·K) |
- |
EN 10083-1 Grade 42CrMoS4 surface hardened magnetic
| Property |
Value |
| Carbon |
Carbon of 0.38 - 0.45 % |
| Chromium |
Chromium of 0.9 - 1.2 % |
| Copper |
Copper of 0.4 % |
| Manganese |
Manganese of 0.6 - 0.9 % |
| Molybdenum |
Molybdenum of 0.15 - 0.3 % |
| Phosphorus |
Phosphorus of 0.03 % |
| Silicon |
Silicon of 0.1 - 0.4 % |
| Sulfur |
Sulfur of 0.02 - 0.04 % |
EN 10083-1 Grade 42CrMoS4 surface hardened electrical
| Property |
Temperature |
Value |
| Electrical resistivity |
20.0 °C |
Electrical resistivity of 1.9E-7 Ω·m |
EN 10083-1 Grade 42CrMoS4 surface hardened mechanical
| Property |
Temperature |
Value |
| Elastic modulus |
20.0 °C |
Elastic modulus of 210 GPa |
| - |
100.0 °C |
Elastic modulus of 205 GPa |
| - |
200.0 °C |
Elastic modulus of 195 GPa |
| - |
300.0 °C |
Elastic modulus of 185 GPa |
| Poisson's ratio |
20.0 °C |
Poisson's ratio of 0.28 [-] |
| Shear modulus |
20.0 °C |
Shear modulus of 81 GPa |
