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C12900 Copper vs. C76200 Nickel Silver

Both C12900 copper and C76200 nickel silver are copper alloys. They have 59% of their average alloy composition in common. There are 24 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 C12900 copper and the bottom bar is C76200 nickel silver.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
120
Poisson's Ratio 0.34
0.31
Shear Modulus, GPa 43
44
Tensile Strength: Ultimate (UTS), MPa 220 to 420
390 to 790

Thermal Properties

Latent Heat of Fusion, J/g 210
190
Maximum Temperature: Mechanical, °C 200
170
Melting Completion (Liquidus), °C 1080
1030
Melting Onset (Solidus), °C 1030
980
Specific Heat Capacity, J/kg-K 390
390
Thermal Conductivity, W/m-K 380
45
Thermal Expansion, µm/m-K 17
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 98
9.0
Electrical Conductivity: Equal Weight (Specific), % IACS 98
9.8

Otherwise Unclassified Properties

Base Metal Price, % relative 32
29
Density, g/cm3 9.0
8.2
Embodied Carbon, kg CO2/kg material 2.6
3.6
Embodied Energy, MJ/kg 41
57
Embodied Water, L/kg 330
310

Common Calculations

Stiffness to Weight: Axial, points 7.2
7.8
Stiffness to Weight: Bending, points 18
20
Strength to Weight: Axial, points 6.8 to 13
13 to 27
Strength to Weight: Bending, points 9.1 to 14
14 to 23
Thermal Diffusivity, mm2/s 110
14
Thermal Shock Resistance, points 7.8 to 15
13 to 26

Alloy Composition

Antimony (Sb), % 0 to 0.0030
0
Arsenic (As), % 0 to 0.012
0
Bismuth (Bi), % 0 to 0.0030
0
Copper (Cu), % 99.88 to 100
57 to 61
Iron (Fe), % 0
0 to 0.25
Lead (Pb), % 0 to 0.0040
0 to 0.1
Manganese (Mn), % 0
0 to 0.5
Nickel (Ni), % 0 to 0.050
11 to 13.5
Silver (Ag), % 0 to 0.054
0
Tellurium (Te), % 0 to 0.025
0
Zinc (Zn), % 0
24.2 to 32
Residuals, % 0
0 to 0.5

Comparable Variants