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DIN 9SMn28 vs DIN Cf45
Property comparison of DIN 9SMn28 and DIN Cf45, both carbon steel.
| Property | DIN 9SMn28 | DIN Cf45 | Difference |
|---|---|---|---|
| Yield strength | 375 MPa | 410 MPa | +9% |
| Tensile strength | 460 MPa | 660 MPa | +43% |
| Elongation | 8 % | 16 % | +100% |
| 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 | 69.6 W/m·K | 55.9 W/m·K | -20% |
| Specific heat | 454 J/kg·K | 464 J/kg·K | +2% |
| 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 Cf45 relative to DIN 9SMn28. 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 9SMn28
- standard
- DIN
DIN Cf45
- standard
- DIN
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