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Steel SAE 30301 vs Steel SAE 30302
Property comparison of Steel SAE 30301 and Steel SAE 30302, both carbon steel.
| Property | Steel SAE 30301 | Steel SAE 30302 | Difference |
|---|---|---|---|
| Yield strength | 758 MPa | 517 MPa | -32% |
| Tensile strength | 1,034 MPa | 862 MPa | -17% |
| Elongation | 15 % | 12 % | -20% |
| Elastic modulus | 193,000 MPa | 193,000 MPa | 0% |
| Shear modulus | 743,000 MPa | 743,000 MPa | 0% |
| Poisson ratio | 0.3 | 0.3 | 0% |
| Density | 8,030 kg/m³ | 8,030 kg/m³ | 0% |
| Thermal conductivity | 51.9 W/m·K | 51.9 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 SAE 30302 relative to Steel SAE 30301. Values are taken from the representative row of each material; both materials may have multiple heat treatments or conditions on their individual pages.
Identification
Steel SAE 30301
- standard
- ANSI
- heat treatment
- 1/2-hard
Steel SAE 30302
- standard
- ANSI
- heat treatment
- 1/4-hard
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