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C75700 Nickel Silver vs. C71500 Copper-nickel

Both C75700 nickel silver and C71500 copper-nickel are copper alloys. They have 78% of their average alloy composition in common. There are 24 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is C75700 nickel silver and the bottom bar is C71500 copper-nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
140
Poisson's Ratio 0.32
0.33
Shear Modulus, GPa 45
52
Tensile Strength: Ultimate (UTS), MPa 590 to 610
380 to 620

Thermal Properties

Latent Heat of Fusion, J/g 200
230
Maximum Temperature: Mechanical, °C 180
260
Melting Completion (Liquidus), °C 1040
1240
Melting Onset (Solidus), °C 990
1170
Specific Heat Capacity, J/kg-K 390
400
Thermal Conductivity, W/m-K 40
28
Thermal Expansion, µm/m-K 16
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.0
4.6
Electrical Conductivity: Equal Weight (Specific), % IACS 8.6
4.7

Otherwise Unclassified Properties

Base Metal Price, % relative 30
41
Density, g/cm3 8.4
8.9
Embodied Carbon, kg CO2/kg material 3.6
5.1
Embodied Energy, MJ/kg 56
74
Embodied Water, L/kg 310
280

Common Calculations

Stiffness to Weight: Axial, points 7.8
8.6
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 19 to 20
12 to 19
Strength to Weight: Bending, points 19
13 to 18
Thermal Diffusivity, mm2/s 12
7.7
Thermal Shock Resistance, points 22 to 23
12 to 20

Alloy Composition

Copper (Cu), % 63.5 to 66.5
63.5 to 70.6
Iron (Fe), % 0 to 0.25
0.4 to 1.0
Lead (Pb), % 0 to 0.050
0 to 0.050
Manganese (Mn), % 0 to 0.5
0 to 1.0
Nickel (Ni), % 11 to 13
29 to 33
Zinc (Zn), % 19.2 to 25.5
0 to 1.0
Residuals, % 0 to 0.5
0 to 0.5

Comparable Variants