Steel 45L GOST 977-88 vs Steel 50 GOST 1050-88
Property comparison of Steel 45L GOST 977-88 and Steel 50 GOST 1050-88, both carbon steel.
| Property | Steel 45L GOST 977-88 | Steel 50 GOST 1050-88 | Difference |
|---|---|---|---|
| Yield strength | 392 MPa | 700 MPa | +79% |
| Tensile strength | 589 MPa | 900 MPa | +53% |
| Elongation | 10 % | 15 % | +50% |
| Elastic modulus | 205,000 MPa | 216,000 MPa | +5% |
| Shear modulus | 79,000 MPa | 83,000 MPa | +5% |
| Poisson ratio | 0.3 | 0.3 | 0% |
| Density | 7,800 kg/m³ | 7,810 kg/m³ | 0% |
| Thermal conductivity | 55.9 W/m·K | 54 W/m·K | -3% |
| Specific heat | 464 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 50 GOST 1050-88 relative to Steel 45L GOST 977-88. 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
- Improved
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