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C81500 Copper vs. C77300 Nickel Silver

Both C81500 copper and C77300 nickel silver are copper alloys. They have 48% of their average alloy composition in common. There are 22 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is C81500 copper and the bottom bar is C77300 nickel silver.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
110
Poisson's Ratio 0.34
0.3
Shear Modulus, GPa 44
42
Tensile Strength: Ultimate (UTS), MPa 350
540

Thermal Properties

Latent Heat of Fusion, J/g 210
180
Maximum Temperature: Mechanical, °C 200
130
Melting Completion (Liquidus), °C 1090
940
Melting Onset (Solidus), °C 1080
920
Specific Heat Capacity, J/kg-K 390
390
Thermal Expansion, µm/m-K 17
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 82
5.5
Electrical Conductivity: Equal Weight (Specific), % IACS 83
6.3

Otherwise Unclassified Properties

Base Metal Price, % relative 31
26
Density, g/cm3 8.9
7.9
Embodied Carbon, kg CO2/kg material 2.6
3.5
Embodied Energy, MJ/kg 41
56
Embodied Water, L/kg 310
310

Common Calculations

Stiffness to Weight: Axial, points 7.3
7.7
Stiffness to Weight: Bending, points 18
20
Strength to Weight: Axial, points 11
19
Strength to Weight: Bending, points 12
19
Thermal Shock Resistance, points 12
17

Alloy Composition


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Aluminum (Al), % 0 to 0.1
0 to 0.010
Chromium (Cr), % 0.4 to 1.5
0
Copper (Cu), % 97.4 to 99.6
46 to 50
Iron (Fe), % 0 to 0.1
0
Lead (Pb), % 0 to 0.020
0 to 0.050
Nickel (Ni), % 0
9.0 to 11
Phosphorus (P), % 0
0 to 0.25
Silicon (Si), % 0 to 0.15
0.040 to 0.25
Tin (Sn), % 0 to 0.1
0
Zinc (Zn), % 0 to 0.1
37.9 to 45
Residuals, % 0 to 0.5
0 to 0.5