Steel 10G2 GOST 4543-71 vs Steel 12Ch18N10T GOST 5949-75
Property comparison of Steel 10G2 GOST 4543-71 and Steel 12Ch18N10T GOST 5949-75, both carbon steel.
| Property | Steel 10G2 GOST 4543-71 | Steel 12Ch18N10T GOST 5949-75 | Difference |
|---|---|---|---|
| Yield strength | 250 MPa | 196 MPa | -22% |
| Tensile strength | 430 MPa | 510 MPa | +19% |
| Elastic modulus | 204,000 MPa | 215,000 MPa | +5% |
| Shear modulus | 79,000 MPa | 83,000 MPa | +5% |
| Poisson ratio | 0.29 | 0.3 | +3% |
| Density | 7,790 kg/m³ | 7,630 kg/m³ | -2% |
| Thermal conductivity | 69.2 W/m·K | 51.9 W/m·K | -25% |
| Specific heat | 455 J/kg·K | 455 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 Steel 12Ch18N10T GOST 5949-75 relative to Steel 10G2 GOST 4543-71. Values are taken from the representative row of each material; both materials may have multiple heat treatments or conditions on their individual pages.
Identification
- standard
- GOST
- heat treatment
- normalized
- standard
- GOST
- heat treatment
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