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BS 722M24 vs BS 735A51
Property comparison of BS 722M24 and BS 735A51, both carbon steel.
| Property | BS 722M24 | BS 735A51 | Difference |
|---|---|---|---|
| Yield strength | 685 MPa | 1,180 MPa | +72% |
| Tensile strength | 850 MPa | 1,370 MPa | +61% |
| Elongation | 13 % | 6 % | -54% |
| Elastic modulus | 206,000 MPa | 206,000 MPa | 0% |
| Shear modulus | 80,000 MPa | 80,000 MPa | 0% |
| Poisson ratio | 0.3 | 0.3 | 0% |
| Density | 7,860 kg/m³ | 7,860 kg/m³ | 0% |
| Thermal conductivity | 51.9 W/m·K | 51.9 W/m·K | 0% |
| Specific heat | 458 J/kg·K | 465 J/kg·K | +2% |
| Coefficient of thermal expansion | 0.000012 1/K | 0.000012 1/K | 0% |
| Melting point | 1,480 °C | 1,480 °C | 0% |
Difference is BS 735A51 relative to BS 722M24. Values are taken from the representative row of each material; both materials may have multiple heat treatments or conditions on their individual pages.
Identification
BS 722M24
- standard
- BS
- heat treatment
- nitrided
BS 735A51
- standard
- BS
- heat treatment
- heat treated
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