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CSN 13221 vs CSN 13240
Property comparison of CSN 13221 and CSN 13240, both carbon steel.
| Property | CSN 13221 | CSN 13240 | Difference |
|---|---|---|---|
| Yield strength | 440 MPa | 540 MPa | +23% |
| Tensile strength | 680 MPa | 780 MPa | +15% |
| Elongation | 20 % | 14 % | -30% |
| 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 | 457 J/kg·K | 462 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 CSN 13240 relative to CSN 13221. Values are taken from the representative row of each material; both materials may have multiple heat treatments or conditions on their individual pages.
Identification
CSN 13221
- standard
- CSN
- heat treatment
- normalized
CSN 13240
- standard
- CSN
- heat treatment
- —
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