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DIN 42CrMo4 vs DIN 49CrMo4
Property comparison of DIN 42CrMo4 and DIN 49CrMo4, both carbon steel.
| Property | DIN 42CrMo4 | DIN 49CrMo4 | Difference |
|---|---|---|---|
| Yield strength | 750 MPa | 690 MPa | -8% |
| Tensile strength | 1,000 MPa | 880 MPa | -12% |
| Elongation | 11 % | 12 % | +9% |
| Elastic modulus | 206,000 MPa | 206,000 MPa | 0% |
| Shear modulus | 80,000 MPa | 80,000 MPa | 0% |
| Poisson ratio | 0.3 | 0.3 | 0% |
| Density | 7,860 kg/m³ | 7,860 kg/m³ | 0% |
| Thermal conductivity | 57 W/m·K | 54.4 W/m·K | -5% |
| Specific heat | 463 J/kg·K | 465 J/kg·K | 0% |
| Coefficient of thermal expansion | 0.000012 1/K | 0.000012 1/K | 0% |
| Melting point | 1,480 °C | 1,480 °C | 0% |
Difference is DIN 49CrMo4 relative to DIN 42CrMo4. Values are taken from the representative row of each material; both materials may have multiple heat treatments or conditions on their individual pages.
Identification
DIN 42CrMo4
- standard
- DIN
DIN 49CrMo4
- standard
- DIN
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