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C81500 Copper vs. C73100 Nickel Silver

Both C81500 copper and C73100 nickel silver are copper alloys. They have 75% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is C81500 copper and the bottom bar is C73100 nickel silver.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
110
Elongation at Break, % 17
3.4 to 8.0
Poisson's Ratio 0.34
0.32
Shear Modulus, GPa 44
43
Tensile Strength: Ultimate (UTS), MPa 350
450 to 640
Tensile Strength: Yield (Proof), MPa 280
420 to 590

Thermal Properties

Latent Heat of Fusion, J/g 210
190
Maximum Temperature: Mechanical, °C 200
170
Melting Completion (Liquidus), °C 1090
1030
Melting Onset (Solidus), °C 1080
1000
Specific Heat Capacity, J/kg-K 390
390
Thermal Conductivity, W/m-K 320
35
Thermal Expansion, µm/m-K 17
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 82
7.5
Electrical Conductivity: Equal Weight (Specific), % IACS 83
8.0

Otherwise Unclassified Properties

Base Metal Price, % relative 31
28
Density, g/cm3 8.9
8.4
Embodied Carbon, kg CO2/kg material 2.6
3.0
Embodied Energy, MJ/kg 41
49
Embodied Water, L/kg 310
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 56
21 to 35
Resilience: Unit (Modulus of Resilience), kJ/m3 330
790 to 1560
Stiffness to Weight: Axial, points 7.3
7.5
Stiffness to Weight: Bending, points 18
19
Strength to Weight: Axial, points 11
15 to 21
Strength to Weight: Bending, points 12
15 to 20
Thermal Diffusivity, mm2/s 91
11
Thermal Shock Resistance, points 12
15 to 21

Alloy Composition

Aluminum (Al), % 0 to 0.1
0
Chromium (Cr), % 0.4 to 1.5
0
Copper (Cu), % 97.4 to 99.6
70.8 to 78
Iron (Fe), % 0 to 0.1
0 to 0.1
Lead (Pb), % 0 to 0.020
0 to 0.050
Manganese (Mn), % 0
0 to 0.5
Nickel (Ni), % 0
4.0 to 6.0
Silicon (Si), % 0 to 0.15
0
Tin (Sn), % 0 to 0.1
0 to 0.1
Zinc (Zn), % 0 to 0.1
18 to 22
Residuals, % 0 to 0.5
0 to 0.5