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DIN St37-2 vs DIN St37-2BK
Property comparison of DIN St37-2 and DIN St37-2BK, both carbon steel.
| Property | DIN St37-2 | DIN St37-2BK | Difference |
|---|---|---|---|
| Yield strength | 225 MPa | 350 MPa | +56% |
| Tensile strength | 340 MPa | 440 MPa | +29% |
| Elongation | 26 % | 6 % | -77% |
| 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 St37-2BK relative to DIN St37-2. 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 St37-2
- standard
- DIN
DIN St37-2BK
- standard
- DIN
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