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Steel SAE 5140 vs Steel SAE 51403
Property comparison of Steel SAE 5140 and Steel SAE 51403, both carbon steel.
| Property | Steel SAE 5140 | Steel SAE 51403 | Difference |
|---|---|---|---|
| Yield strength | 1,641 MPa | 276 MPa | -83% |
| Tensile strength | 1,793 MPa | 517 MPa | -71% |
| Elongation | 9 % | 30 % | +233% |
| Elastic modulus | 207,000 MPa | 200,000 MPa | -3% |
| Shear modulus | 79,000 MPa | 769,000 MPa | +873% |
| Poisson ratio | 0.3 | 0.3 | 0% |
| Density | 7,860 kg/m³ | 8,030 kg/m³ | +2% |
| Brinell hardness | 490 HB | 155 HB | -68% |
| Thermal conductivity | 51.9 W/m·K | 51.9 W/m·K | 0% |
| Specific heat | 462 J/kg·K | 462 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 51403 relative to Steel SAE 5140. 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 5140
- standard
- ANSI
- heat treatment
- tempered at 400 F
Steel SAE 51403
- standard
- ANSI
- heat treatment
- annealed
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