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JIS STKM13B vs JIS STKM16A
Property comparison of JIS STKM13B and JIS STKM16A, both carbon steel.
| Property | JIS STKM13B | JIS STKM16A | Difference |
|---|---|---|---|
| Yield strength | 305 MPa | 325 MPa | +7% |
| Tensile strength | 440 MPa | 510 MPa | +16% |
| Elongation | 20 % | 20 % | 0% |
| 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 | 65.4 W/m·K | 0% |
| 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 STKM16A relative to JIS STKM13B. 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 STKM13B
- standard
- JIS
JIS STKM16A
- standard
- JIS
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