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CSN 16420 vs CSN 17020
Property comparison of CSN 16420 and CSN 17020, both carbon steel.
| Property | CSN 16420 | CSN 17020 | Difference |
|---|---|---|---|
| Yield strength | 785 MPa | 245 MPa | -69% |
| Tensile strength | 932 MPa | 441 MPa | -53% |
| Elongation | 10 % | 21 % | +110% |
| 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 | 460 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 17020 relative to CSN 16420. 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 16420
- standard
- CSN
- heat treatment
- case-hardened
CSN 17020
- standard
- CSN
- heat treatment
- normalized
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