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C73500 Nickel Silver vs. C82000 Copper

Both C73500 nickel silver and C82000 copper are copper alloys. They have 72% of their average alloy composition in common. There are 25 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is C73500 nickel silver and the bottom bar is C82000 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 130
120
Poisson's Ratio 0.33
0.34
Rockwell B Hardness 73 to 88
55 to 95
Shear Modulus, GPa 47
45
Tensile Strength: Ultimate (UTS), MPa 380 to 580
350 to 690

Thermal Properties

Latent Heat of Fusion, J/g 210
220
Maximum Temperature: Mechanical, °C 220
220
Melting Completion (Liquidus), °C 1140
1090
Melting Onset (Solidus), °C 1090
970
Specific Heat Capacity, J/kg-K 400
390
Thermal Conductivity, W/m-K 36
260
Thermal Expansion, µm/m-K 17
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 6.5
45
Electrical Conductivity: Equal Weight (Specific), % IACS 6.7
46

Otherwise Unclassified Properties

Base Metal Price, % relative 35
60
Density, g/cm3 8.7
8.9
Embodied Carbon, kg CO2/kg material 4.0
5.0
Embodied Energy, MJ/kg 61
77
Embodied Water, L/kg 300
320

Common Calculations

Stiffness to Weight: Axial, points 8.0
7.5
Stiffness to Weight: Bending, points 19
18
Strength to Weight: Axial, points 12 to 19
11 to 22
Strength to Weight: Bending, points 13 to 18
12 to 20
Thermal Diffusivity, mm2/s 10
76
Thermal Shock Resistance, points 13 to 19
12 to 24

Alloy Composition

Aluminum (Al), % 0
0 to 0.1
Beryllium (Be), % 0
0.45 to 0.8
Chromium (Cr), % 0
0 to 0.1
Cobalt (Co), % 0
2.2 to 2.7
Copper (Cu), % 70.5 to 73.5
95.2 to 97.4
Iron (Fe), % 0 to 0.25
0 to 0.1
Lead (Pb), % 0 to 0.1
0 to 0.020
Manganese (Mn), % 0 to 0.5
0
Nickel (Ni), % 16.5 to 19.5
0 to 0.2
Silicon (Si), % 0
0 to 0.15
Tin (Sn), % 0
0 to 0.1
Zinc (Zn), % 5.7 to 13
0 to 0.1
Residuals, % 0
0 to 0.5