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DIN 20MnCr5 vs DIN 25CrMo4
Property comparison of DIN 20MnCr5 and DIN 25CrMo4, both carbon steel.
| Property | DIN 20MnCr5 | DIN 25CrMo4 | Difference |
|---|---|---|---|
| Yield strength | 680 MPa | 600 MPa | -12% |
| Tensile strength | 980 MPa | 800 MPa | -18% |
| Elongation | 8 % | 14 % | +75% |
| 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 | 65.4 W/m·K | 63.5 W/m·K | -3% |
| Specific heat | 457 J/kg·K | 458 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 25CrMo4 relative to DIN 20MnCr5. 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 20MnCr5
- standard
- DIN
DIN 25CrMo4
- standard
- DIN
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