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C81500 Copper vs. C77100 Nickel Silver

Both C81500 copper and C77100 nickel silver are copper alloys. They have 54% of their average alloy composition in common. There are 26 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is C81500 copper and the bottom bar is C77100 nickel silver.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
110
Poisson's Ratio 0.34
0.31
Shear Modulus, GPa 44
45
Tensile Strength: Ultimate (UTS), MPa 350
600
Tensile Strength: Yield (Proof), MPa 280
540

Thermal Properties

Latent Heat of Fusion, J/g 210
180
Maximum Temperature: Mechanical, °C 200
150
Melting Completion (Liquidus), °C 1090
990
Melting Onset (Solidus), °C 1080
950
Specific Heat Capacity, J/kg-K 390
390
Thermal Conductivity, W/m-K 320
40
Thermal Expansion, µm/m-K 17
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 82
7.6
Electrical Conductivity: Equal Weight (Specific), % IACS 83
8.5

Otherwise Unclassified Properties

Base Metal Price, % relative 31
27
Density, g/cm3 8.9
8.1
Embodied Carbon, kg CO2/kg material 2.6
3.5
Embodied Energy, MJ/kg 41
56
Embodied Water, L/kg 310
310

Common Calculations

Resilience: Unit (Modulus of Resilience), kJ/m3 330
1280
Stiffness to Weight: Axial, points 7.3
7.8
Stiffness to Weight: Bending, points 18
20
Strength to Weight: Axial, points 11
21
Strength to Weight: Bending, points 12
20
Thermal Diffusivity, mm2/s 91
13
Thermal Shock Resistance, points 12
19

Alloy Composition

Aluminum (Al), % 0 to 0.1
0
Chromium (Cr), % 0.4 to 1.5
0
Copper (Cu), % 97.4 to 99.6
52 to 56
Iron (Fe), % 0 to 0.1
0
Lead (Pb), % 0 to 0.020
0 to 0.030
Manganese (Mn), % 0
0 to 0.9
Nickel (Ni), % 0
9.0 to 12
Silicon (Si), % 0 to 0.15
0
Tin (Sn), % 0 to 0.1
0
Zinc (Zn), % 0 to 0.1
30.6 to 39
Residuals, % 0 to 0.5
0 to 0.5