| C | P | S | Mn | Si | Cr | Ni | Al | Fe |
| ≤ | ||||||||
| 0.12 | 0.025 | 0.025 | 0.7 | ≤1.0 | 12~15 | ≤0.6 | 4~6 | Bal. |
| Max. continuous service Temp. | 950ºC |
| Resistivity at 20ºC | 1.25±0.08 μΩ·m |
| Density | 7.40 g/cm3 |
| Thermal conductivity | 52.7 KJ/m·h·ºC |
| Coefficient of linear expansion | 15.4α×10-6/ºC |
| Specific heat | 0.490 J/g·ºC |
| Approx. melting point | 1450ºC |
| Elongation | ≥16% |
| Accelerated life | - |
| Micrographic structure | ferrite |
| Magnetic properties | magnetic |