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JIS SCr440 vs JIS SM52OC
Property comparison of JIS SCr440 and JIS SM52OC, both carbon steel.
| Property | JIS SCr440 | JIS SM52OC | Difference |
|---|---|---|---|
| Yield strength | 640 MPa | 335 MPa | -48% |
| Tensile strength | 880 MPa | 520 MPa | -41% |
| Elongation | 12 % | 19 % | +58% |
| 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 | 65.4 W/m·K | +26% |
| Specific heat | 457 J/kg·K | 457 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 JIS SM52OC relative to JIS SCr440. 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 SCr440
- standard
- JIS
JIS SM52OC
- standard
- JIS
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