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Italy UNI CuNi25 Wrought copper alloys - Copper-nickel alloys and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: CuNi25 / CuNi25
Category Grade Standard Region/Area Standard Content
Metals CuNi25 UNI 7280 Italy Wrought copper alloys - Copper-nickel alloys

Chemical composition(mass fraction)(wt.%) of the CuNi25

Element Min Max Similar

Mechanical Properties of steel grade CuNi25

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)
126 (≥) 522 (≥) 24 33 14 Solution and Aging, Annealing, Ausaging, Q+T,etc 111

Physical Properties of steel grade CuNi25

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
32 - -     0.34 -  
853 513 - 33.3 222   -  
893 - 14 24.2   433 133

Heat Treatment of steel grade CuNi25

Heat treated : 1863°C - 1249°C

Technological Curves of steel grade CuNi25

Cross Reference Table (Equivalent Grade) of CuNi25

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