Steel 30GSL GOST 977-88 vs Steel 30L GOST 977-88
Property comparison of Steel 30GSL GOST 977-88 and Steel 30L GOST 977-88, both carbon steel.
| Property | Steel 30GSL GOST 977-88 | Steel 30L GOST 977-88 | Difference |
|---|---|---|---|
| Yield strength | 392 MPa | 294 MPa | -25% |
| Tensile strength | 638 MPa | 491 MPa | -23% |
| Elongation | 14 % | 17 % | +21% |
| Elastic modulus | 200,000 MPa | 205,000 MPa | +3% |
| Shear modulus | 77,000 MPa | 79,000 MPa | +3% |
| Poisson ratio | 0.3 | 0.3 | 0% |
| Density | 7,820 kg/m³ | 7,810 kg/m³ | 0% |
| Thermal conductivity | 61.6 W/m·K | 61.6 W/m·K | 0% |
| Specific heat | 460 J/kg·K | 460 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 30L GOST 977-88 relative to Steel 30GSL 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
- Quenched and tempered
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