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UNS C71700
Category Copper Alloy
Class Wrought
Type Copper nickel
Designations United States: UNS C71700

Composition
ElementWeight %
Cu  67.8 
Fe  0.7 
Ni  31.0 
Be  0.5 

Mechanical Properties
Properties Conditions 
T (°C)Treatment
Density (×1000 kg/m3) 8.8-8.94 25  
Poisson's Ratio 0.34 25  
Elastic Modulus (GPa) 117 25  
Tensile Strength (Mpa) 483-1379 25  (flat products, rod, wire) 
Yield Strength (Mpa) 207-1241
Elongation (%) 40 
Reduction in Area (%)  
Note: Elongation is measured in 4 inches.
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