France · AFNOR NF
CuNi14Al2
NF L14-702
Chemical composition
wt% · log scale- min – max range
- typical value
Mechanical properties
value range by conditionChemical composition
| Element | min | max | Similar | Remarks |
|---|---|---|---|---|
| Al | 1.8 | 3.5 | ||
| Cu | Bal | |||
| Mn | 0.5 | |||
| Ni | 13 | 15 | ||
| Total Others | 0.5 |
Mechanical properties
| Heat treatment / condition | Yield strength | Tensile strength | Elongation | Reduction of area | Impact energy | Hardness |
|---|---|---|---|---|---|---|
| Bars, extruded bars, flats, forged bars | Rounds Solution heat treated (TF) <= 50 mm (longitudinal)；Rounds as manufactured (F) <= 50 mm (longitudinal)；Rounds Solution heat treated (TF) > 50 mm (longitudinal)；Rounds as manufactured (F) > 50 mm (longitudinal) | Rounds Solution heat treated (TF) <= 50 mm (longitudinal)；Rounds as manufactured (F) <= 50 mm (longitudinal)；Rounds Solution heat treated (TF) > 50 mm (longitudinal)；Rounds as manufactured (F) > 50 mm (longitudinal) | Rounds Solution heat treated (TF) <= 50 mm (longitudinal)；Rounds as manufactured (F) <= 50 mm (longitudinal)；Rounds Solution heat treated (TF) > 50 mm (longitudinal)；Rounds as manufactured (F) > 50 mm (longitudinal) | |||
| Bars, flats, forged bars, rounds, Solution heat treated +TF, <= 50 mm | extruded bars HB | |||||
| Bars, flats, forged bars, rounds, Solution heat treated +TF, > 50 mm | extruded bars HB | |||||
| Bars, flats, forged bars, rounds +F, <= 50 mm | extruded bars HB | |||||
| Bars, flats, forged bars, rounds +F, > 50 mm | extruded bars HB |