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NF E28-4 vs NF E36-4
Property comparison of NF E28-4 and NF E36-4, both carbon steel.
| Property | NF E28-4 | NF E36-4 | Difference |
|---|---|---|---|
| Yield strength | 255 MPa | 355 MPa | +39% |
| Tensile strength | 400 MPa | 490 MPa | +23% |
| Elongation | 23 % | 22 % | -4% |
| 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 | 66.5 W/m·K | 66.5 W/m·K | 0% |
| Specific heat | 456 J/kg·K | 456 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 E36-4 relative to NF E28-4. 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 E28-4
- standard
- NF
NF E36-4
- standard
- NF
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