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EN 20MnCr5 vs EN 28Mn6
Property comparison of EN 20MnCr5 and EN 28Mn6, both carbon steel.
| Property | EN 20MnCr5 | EN 28Mn6 | Difference |
|---|---|---|---|
| Yield strength | 680 MPa | 490 MPa | -28% |
| Tensile strength | 980 MPa | 700 MPa | -29% |
| Elongation | 8 % | 15 % | +88% |
| 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 | 62.4 W/m·K | -5% |
| Specific heat | 457 J/kg·K | 459 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 EN 28Mn6 relative to EN 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
EN 20MnCr5
- standard
- ISO
- heat treatment
- case-hardened
EN 28Mn6
- standard
- ISO
- heat treatment
- heat treated
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