Steel A11 GOST 1414-75 vs Steel A12 GOST 1414-75
Property comparison of Steel A11 GOST 1414-75 and Steel A12 GOST 1414-75, both carbon steel.
| Property | Steel A11 GOST 1414-75 | Steel A12 GOST 1414-75 | Difference |
|---|---|---|---|
| Yield strength | 390 MPa | 390 MPa | 0% |
| Tensile strength | 490 MPa | 460 MPa | -6% |
| Elongation | 10 % | 7 % | -30% |
| Elastic modulus | 216,000 MPa | 216,000 MPa | 0% |
| Shear modulus | 83,000 MPa | 83,000 MPa | 0% |
| Poisson ratio | 0.3 | 0.3 | 0% |
| Density | 7,860 kg/m³ | 7,860 kg/m³ | 0% |
| Brinell hardness | 207 HB | 217 HB | +5% |
| Thermal conductivity | 68.8 W/m·K | 68.4 W/m·K | -1% |
| 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 A12 GOST 1414-75 relative to Steel A11 GOST 1414-75. 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
- standard
- GOST
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