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NF XC12 vs NF XC18
Property comparison of NF XC12 and NF XC18, both carbon steel.
| Property | NF XC12 | NF XC18 | Difference |
|---|---|---|---|
| Yield strength | 500 MPa | 270 MPa | -46% |
| Tensile strength | 690 MPa | 440 MPa | -36% |
| Elongation | 11 % | 21 % | +91% |
| 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 | 68.4 W/m·K | 66.2 W/m·K | -3% |
| Specific heat | 455 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 NF XC18 relative to NF XC12. Values are taken from the representative row of each material; both materials may have multiple heat treatments or conditions on their individual pages.
Identification
NF XC12
- standard
- NF
NF XC18
- standard
- NF
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