France AFNOR NF A 54-301, Fe-Ni50 Specialsteel Nickel and nickel alloys. Iron-nickel alloys with particular dilatability and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.
| Category | Class | Grade | Standard | Country | Application |
|---|---|---|---|---|---|
| Steel Grades | Specialsteel | Fe-Ni50 | AFNOR | France | Nickel and nickel alloys. Iron-nickel alloys with particular dilatability |
| C | Si | Mn | P | S | Cr | Ni | Mo | Fe |
|---|---|---|---|---|---|---|---|---|
| ≤0.02 | ≤0.20 | ≤0.70 | ≤0.030 | ≤0.030 | ≤ ≥ | ≤50.50 | ≤ ≥ | ≤remaining(49.50) |
| Yield Rp0.2 (MPa) |
Tensile Rm (MPa) |
Impact KV/Ku (J) |
Elongation A (%) |
Reduction in cross section on fracture Z (%) |
As-Heat-Treated Condition | Brinell hardness (HBW) |
|---|---|---|---|---|---|---|
| 851 (≥) | 244 (≥) | 44 | 22 | 24 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 412 |
| Temperature (°C) |
Modulus of elasticity (GPa) |
Mean coefficient of thermal expansion 10-6/(°C) between 20(°C) and | Thermal conductivity (W/m·°C) |
Specific thermal capacity (J/kg·°C) |
Specific electrical resistivity (Ω mm²/m) |
Density (kg/dm³) |
Poisson’s coefficient, ν |
|---|---|---|---|---|---|---|---|
| 22 | - | - | 0.34 | - | |||
| 526 | 796 | - | 32.3 | 211 | - | ||
| 237 | - | 24 | 13.2 | 432 | 442 |
Heat treated : 1178°C - 1212°C
| Grade | Standard | Country | Application |
|---|---|---|---|
| Fe-Ni50 | |||
| Fe-Ni50.5 | |||
| Fe-Ni50Cr1 | |||
| Fe-Ni50 | |||
| Fe-Ni50.5 | |||
| Fe-Ni50Cr1 |
| NF A 54-301 | Nickel and nickel alloys. Iron-nickel alloys with particular dilatability | NF-A-54-301.pdf |
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