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Steel SAE 1040 vs Steel SAE 1050
Property comparison of Steel SAE 1040 and Steel SAE 1050, both carbon steel.
| Property | Steel SAE 1040 | Steel SAE 1050 | Difference |
|---|---|---|---|
| Yield strength | 593 MPa | 427 MPa | -28% |
| Tensile strength | 779 MPa | 748 MPa | -4% |
| Elongation | 19 % | 20 % | +5% |
| Elastic modulus | 207,000 MPa | 207,000 MPa | 0% |
| Shear modulus | 79,000 MPa | 79,000 MPa | 0% |
| Poisson ratio | 0.3 | 0.3 | 0% |
| Density | 7,860 kg/m³ | 7,860 kg/m³ | 0% |
| Brinell hardness | 262 HB | 217 HB | -17% |
| Thermal conductivity | 57.8 W/m·K | 54 W/m·K | -7% |
| Specific heat | 462 J/kg·K | 465 J/kg·K | +1% |
| 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 1050 relative to Steel SAE 1040. 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 1040
- standard
- ANSI
- heat treatment
- tempered at 400 F
Steel SAE 1050
- standard
- ANSI
- heat treatment
- normalized
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