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C82800 Copper vs. C73100 Nickel Silver

Both C82800 copper and C73100 nickel silver are copper alloys. They have 75% of their average alloy composition in common. There are 27 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is C82800 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, % 1.0 to 20
3.4 to 8.0
Poisson's Ratio 0.33
0.32
Shear Modulus, GPa 46
43
Tensile Strength: Ultimate (UTS), MPa 670 to 1140
450 to 640
Tensile Strength: Yield (Proof), MPa 380 to 1000
420 to 590

Thermal Properties

Latent Heat of Fusion, J/g 240
190
Maximum Temperature: Mechanical, °C 310
170
Melting Completion (Liquidus), °C 930
1030
Melting Onset (Solidus), °C 890
1000
Specific Heat Capacity, J/kg-K 390
390
Thermal Conductivity, W/m-K 120
35
Thermal Expansion, µm/m-K 17
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 18
7.5
Electrical Conductivity: Equal Weight (Specific), % IACS 19
8.0

Otherwise Unclassified Properties

Density, g/cm3 8.7
8.4
Embodied Carbon, kg CO2/kg material 12
3.0
Embodied Energy, MJ/kg 190
49
Embodied Water, L/kg 310
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 11 to 110
21 to 35
Resilience: Unit (Modulus of Resilience), kJ/m3 590 to 4080
790 to 1560
Stiffness to Weight: Axial, points 7.8
7.5
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 21 to 36
15 to 21
Strength to Weight: Bending, points 20 to 28
15 to 20
Thermal Diffusivity, mm2/s 36
11
Thermal Shock Resistance, points 23 to 39
15 to 21

Alloy Composition

Aluminum (Al), % 0 to 0.15
0
Beryllium (Be), % 2.5 to 2.9
0
Chromium (Cr), % 0 to 0.1
0
Cobalt (Co), % 0.15 to 0.7
0
Copper (Cu), % 94.6 to 97.2
70.8 to 78
Iron (Fe), % 0 to 0.25
0 to 0.1
Lead (Pb), % 0 to 0.020
0 to 0.050
Manganese (Mn), % 0
0 to 0.5
Nickel (Ni), % 0 to 0.2
4.0 to 6.0
Silicon (Si), % 0.2 to 0.35
0
Tin (Sn), % 0 to 0.1
0 to 0.1
Titanium (Ti), % 0 to 0.12
0
Zinc (Zn), % 0 to 0.1
18 to 22
Residuals, % 0
0 to 0.5