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CR005A Copper vs. C75200 Nickel Silver

Both CR005A 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 (6, in this case) are not shown.

For each property being compared, the top bar is CR005A 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 43
47
Tensile Strength: Ultimate (UTS), MPa 230
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 1040
1070
Specific Heat Capacity, J/kg-K 390
400
Thermal Conductivity, W/m-K 380
33
Thermal Expansion, µm/m-K 17
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 100
6.0
Electrical Conductivity: Equal Weight (Specific), % IACS 100
6.3

Otherwise Unclassified Properties

Base Metal Price, % relative 31
33
Density, g/cm3 9.0
8.5
Embodied Carbon, kg CO2/kg material 2.6
4.1
Embodied Energy, MJ/kg 41
62
Embodied Water, L/kg 320
300

Common Calculations

Stiffness to Weight: Axial, points 7.2
8.0
Stiffness to Weight: Bending, points 18
19
Strength to Weight: Axial, points 7.1
13 to 21
Strength to Weight: Bending, points 9.3
14 to 20
Thermal Diffusivity, mm2/s 110
9.8
Thermal Shock Resistance, points 8.1
13 to 22

Alloy Composition

Copper (Cu), % 99.9 to 100
63.5 to 66.5
Iron (Fe), % 0
0 to 0.25
Lead (Pb), % 0
0 to 0.050
Manganese (Mn), % 0
0 to 0.5
Nickel (Ni), % 0
16.5 to 19.5
Oxygen (O), % 0 to 0.040
0
Silver (Ag), % 0 to 0.015
0
Zinc (Zn), % 0
12.7 to 20
Residuals, % 0
0 to 0.5