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C81500 Copper vs. C75200 Nickel Silver

Both C81500 copper and C75200 nickel silver are copper alloys. They have 65% 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 C81500 copper and the bottom bar is C75200 nickel silver.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
120
Poisson's Ratio 0.34
0.32
Shear Modulus, GPa 44
47
Tensile Strength: Ultimate (UTS), MPa 350
400 to 660

Thermal Properties

Latent Heat of Fusion, J/g 210
210
Maximum Temperature: Mechanical, °C 200
200
Melting Completion (Liquidus), °C 1090
1110
Melting Onset (Solidus), °C 1080
1070
Specific Heat Capacity, J/kg-K 390
400
Thermal Conductivity, W/m-K 320
33
Thermal Expansion, µm/m-K 17
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 82
6.0
Electrical Conductivity: Equal Weight (Specific), % IACS 83
6.3

Otherwise Unclassified Properties

Base Metal Price, % relative 31
33
Density, g/cm3 8.9
8.5
Embodied Carbon, kg CO2/kg material 2.6
4.1
Embodied Energy, MJ/kg 41
62
Embodied Water, L/kg 310
300

Common Calculations

Stiffness to Weight: Axial, points 7.3
8.0
Stiffness to Weight: Bending, points 18
19
Strength to Weight: Axial, points 11
13 to 21
Strength to Weight: Bending, points 12
14 to 20
Thermal Diffusivity, mm2/s 91
9.8
Thermal Shock Resistance, points 12
13 to 22

Alloy Composition

Aluminum (Al), % 0 to 0.1
0
Chromium (Cr), % 0.4 to 1.5
0
Copper (Cu), % 97.4 to 99.6
63.5 to 66.5
Iron (Fe), % 0 to 0.1
0 to 0.25
Lead (Pb), % 0 to 0.020
0 to 0.050
Manganese (Mn), % 0
0 to 0.5
Nickel (Ni), % 0
16.5 to 19.5
Silicon (Si), % 0 to 0.15
0
Tin (Sn), % 0 to 0.1
0
Zinc (Zn), % 0 to 0.1
12.7 to 20
Residuals, % 0 to 0.5
0 to 0.5