DIN 17205 Grade GS-42CrMo4 quenched in a liquid medium and tempered, strength grade I
DIN 17205 Grade GS-42CrMo4 quenched in a liquid medium and tempered, strength grade I introduction
The material GS-42 CrMo 4 is applicable up to 300 degrees C, for, among other things, e.g. toggle levers, crane wheels, bevel gears, chain links, ripper teeth, drive tumbler wheels, liners of crushing and screening machines. The cast material is suitable for surface hardening.
Equivalent material: DIN G42CrMo4(1.7231), DIN 1.7231, DIN 42CrMo4, EN 42CrMo4, EN 1.7231
DIN 17205 Grade GS-42CrMo4 quenched in a liquid medium and tempered, strength grade I general
| Property |
Temperature |
Value |
| Density |
20.0 °C |
Density of 7.85 g/cm³ |
DIN 17205 Grade GS-42CrMo4 quenched in a liquid medium and tempered, strength grade I thermal
| Property |
Temperature |
Value |
Comment |
| Coefficient of thermal expansion |
100.0 °C |
Coefficient of thermal expansion of 1.1E-5 1/K |
- |
| - |
200.0 °C |
Coefficient of thermal expansion of 1.2E-5 1/K |
- |
| - |
300.0 °C |
Coefficient of thermal expansion of 1.3E-5 1/K |
- |
| Max service temperature, long |
- |
Max service temperature, long of 0 - 300 °C |
- |
| Melting point |
- |
Melting point of 1382 - 1529 °C |
Typical for Chromium Molybdenum Steel |
| Specific heat capacity |
20.0 °C |
Specific heat capacity of 448 - 502 J/(kg·K) |
Typical for Chromium Molybdenum Steel |
| Thermal conductivity |
20.0 °C |
Thermal conductivity of 36 - 43 W/(m·K) |
Typical for Chromium Molybdenum Steel |
DIN 17205 Grade GS-42CrMo4 quenched in a liquid medium and tempered, strength grade I chemical
| Property |
Value |
| Carbon |
Carbon of 0.38 - 0.45 % |
| Chromium |
Chromium of 0.8 - 1.2 % |
| Manganese |
Manganese of 0.6 - 1 % |
| Molybdenum |
Molybdenum of 0.2 - 0.3 % |
| Phosphorus |
Phosphorus of 0.02 % |
| Silicon |
Silicon of 0.6 % |
| Sulfur |
Sulfur of 0.015 % |
DIN 17205 Grade GS-42CrMo4 quenched in a liquid medium and tempered, strength grade I mechanical
| Property |
Temperature |
Value |
Comment |
| Elastic modulus |
20.0 °C |
Elastic modulus of 211 GPa |
- |
| - |
100.0 °C |
Elastic modulus of 204 GPa |
- |
| - |
200.0 °C |
Elastic modulus of 196 GPa |
- |
| - |
300.0 °C |
Elastic modulus of 186 GPa |
- |
| Elongation |
20.0 °C |
Elongation of 10 - 14 % |
- |
| Poisson's ratio |
20.0 °C |
Poisson's ratio of 0.29 [-] |
Typical for Chromium Molybdenum Steel |
| Tensile strength |
20.0 °C |
Tensile strength of 700 - 950 MPa |
- |
| Yield strength Rp0.2 |
20.0 °C |
Yield strength Rp0.2 of 550 - 650 MPa |
- |
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