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DIN St34-2BK vs DIN St37-2
Property comparison of DIN St34-2BK and DIN St37-2, both carbon steel.
| Property | DIN St34-2BK | DIN St37-2 | Difference |
|---|---|---|---|
| Yield strength | 320 MPa | 225 MPa | -30% |
| Tensile strength | 410 MPa | 340 MPa | -17% |
| Elongation | 6 % | 26 % | +333% |
| 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 | 66.5 W/m·K | 66.5 W/m·K | 0% |
| Specific heat | 456 J/kg·K | 456 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 St37-2 relative to DIN St34-2BK. 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 St34-2BK
- standard
- DIN
DIN St37-2
- standard
- DIN
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