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NF 38C4 vs NF 42CD4TS
Property comparison of NF 38C4 and NF 42CD4TS, both carbon steel.
| Property | NF 38C4 | NF 42CD4TS | Difference |
|---|---|---|---|
| Yield strength | 620 MPa | 815 MPa | +31% |
| Tensile strength | 830 MPa | 980 MPa | +18% |
| Elongation | 13 % | 11 % | -15% |
| 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 | 58.6 W/m·K | 51.9 W/m·K | -11% |
| Specific heat | 462 J/kg·K | 463 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 42CD4TS relative to NF 38C4. 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 38C4
- standard
- NF
- heat treatment
- —
NF 42CD4TS
- standard
- NF
- heat treatment
- face hardened
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