France AFNOR NF A 54-301, Fe-Ni50.5 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-Ni50.5 | AFNOR | France | Nickel and nickel alloys. Iron-nickel alloys with particular dilatability |
| C | Si | Mn | P | S | Cr | Ni | Mo | Fe |
|---|---|---|---|---|---|---|---|---|
| ≤0.015 | ≤0.20 | ≤0.40 | ≤0.015 | ≤0.015 | ≤ ≥ | ≤50.00 | ≤ ≥ | ≤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) |
|---|---|---|---|---|---|---|
| 869 (≥) | 672 (≥) | 23 | 34 | 34 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 343 |
| 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 |
|---|---|---|---|---|---|---|---|
| 13 | - | - | 0.24 | - | |||
| 276 | 823 | - | 43.3 | 122 | - | ||
| 116 | - | 13 | 33.2 | 433 | 323 |
Heat treated : 1453°C - 1668°C
| NF A 54-301 | Nickel and nickel alloys. Iron-nickel alloys with particular dilatability | NF-A-54-301.pdf |
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