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EN 17Cr3 vs EN 20MnCr5
Property comparison of EN 17Cr3 and EN 20MnCr5, both carbon steel.
| Property | EN 17Cr3 | EN 20MnCr5 | Difference |
|---|---|---|---|
| Yield strength | 340 MPa | 680 MPa | +100% |
| Tensile strength | 580 MPa | 980 MPa | +69% |
| Elongation | 14 % | 8 % | -43% |
| 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 | 51.9 W/m·K | 65.4 W/m·K | +26% |
| Specific heat | 456 J/kg·K | 457 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 20MnCr5 relative to EN 17Cr3. 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 17Cr3
- standard
- ISO
- heat treatment
- —
EN 20MnCr5
- standard
- ISO
- heat treatment
- case-hardened
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