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JIS SM52OB vs JIS SM570
Property comparison of JIS SM52OB and JIS SM570, both carbon steel.
| Property | JIS SM52OB | JIS SM570 | Difference |
|---|---|---|---|
| Yield strength | 335 MPa | 450 MPa | +34% |
| Tensile strength | 520 MPa | 570 MPa | +10% |
| Elongation | 19 % | 20 % | +5% |
| 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 | 65.4 W/m·K | 49.6 W/m·K | -24% |
| Specific heat | 457 J/kg·K | 468 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 JIS SM570 relative to JIS SM52OB. Values are taken from the representative row of each material; both materials may have multiple heat treatments or conditions on their individual pages.
Identification
JIS SM52OB
- standard
- JIS
JIS SM570
- standard
- JIS
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