Steel 50 GOST 1577-93 vs Steel 50Ch GOST 4543-71
Property comparison of Steel 50 GOST 1577-93 and Steel 50Ch GOST 4543-71, both carbon steel.
| Property | Steel 50 GOST 1577-93 | Steel 50Ch GOST 4543-71 | Difference |
|---|---|---|---|
| Yield strength | 520 MPa | 1,300 MPa | +150% |
| Tensile strength | 825 MPa | 1,500 MPa | +82% |
| Elastic modulus | 206,000 MPa | 207,000 MPa | 0% |
| Shear modulus | 80,000 MPa | 80,000 MPa | 0% |
| Poisson ratio | 0.29 | 0.29 | 0% |
| Density | 7,860 kg/m³ | 7,860 kg/m³ | 0% |
| Thermal conductivity | 54 W/m·K | 51.9 W/m·K | -4% |
| Specific heat | 465 J/kg·K | 465 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 50Ch GOST 4543-71 relative to Steel 50 GOST 1577-93. 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
- Quenched and tempered
- standard
- GOST
- heat treatment
- Quenching and cooling in the oil
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