Steel ST3KP GOST 380-94 vs Steel ST4PS GOST 380-94
Property comparison of Steel ST3KP GOST 380-94 and Steel ST4PS GOST 380-94, both carbon steel.
| Property | Steel ST3KP GOST 380-94 | Steel ST4PS GOST 380-94 | Difference |
|---|---|---|---|
| Yield strength | 235 MPa | 265 MPa | +13% |
| Tensile strength | 360 MPa | 410 MPa | +14% |
| Elongation | 27 % | 24 % | -11% |
| Elastic modulus | 201,000 MPa | 201,000 MPa | 0% |
| Shear modulus | 78,000 MPa | 78,000 MPa | 0% |
| Poisson ratio | 0.29 | 0.29 | 0% |
| Density | 7,856 kg/m³ | 7,856 kg/m³ | 0% |
| Thermal conductivity | 65.4 W/m·K | 65.4 W/m·K | 0% |
| Specific heat | 457 J/kg·K | 457 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 ST4PS GOST 380-94 relative to Steel ST3KP GOST 380-94. 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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