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CR019A Copper vs. C74000 Nickel Silver

Both CR019A copper and C74000 nickel silver are copper alloys. They have 71% of their average alloy composition in common. There are 22 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 CR019A copper and the bottom bar is C74000 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
44
Tensile Strength: Ultimate (UTS), MPa 220
380 to 590

Thermal Properties

Latent Heat of Fusion, J/g 210
200
Maximum Temperature: Mechanical, °C 200
180
Melting Completion (Liquidus), °C 1090
990
Melting Onset (Solidus), °C 1040
950
Specific Heat Capacity, J/kg-K 390
390
Thermal Expansion, µm/m-K 17
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 100
40
Electrical Conductivity: Equal Weight (Specific), % IACS 100
42

Otherwise Unclassified Properties

Base Metal Price, % relative 35
30
Density, g/cm3 9.0
8.5
Embodied Carbon, kg CO2/kg material 2.7
3.4
Embodied Energy, MJ/kg 42
54
Embodied Water, L/kg 390
310

Common Calculations

Stiffness to Weight: Axial, points 7.2
7.7
Stiffness to Weight: Bending, points 18
19
Strength to Weight: Axial, points 6.8
13 to 19
Strength to Weight: Bending, points 9.0
14 to 18
Thermal Shock Resistance, points 7.8
13 to 19

Alloy Composition


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Bismuth (Bi), % 0 to 0.00050
0
Copper (Cu), % 99.874 to 99.92
69 to 73.5
Iron (Fe), % 0
0 to 0.25
Lead (Pb), % 0
0 to 0.1
Manganese (Mn), % 0
0 to 0.5
Nickel (Ni), % 0
9.0 to 11
Silver (Ag), % 0.080 to 0.12
0
Zinc (Zn), % 0
14.2 to 22
Residuals, % 0
0 to 0.5