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C81500 Copper vs. C79600 Nickel Silver

Both C81500 copper and C79600 nickel silver are copper alloys. They have 45% of their average alloy composition in common. There are 28 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 C81500 copper and the bottom bar is C79600 nickel silver.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
110
Elongation at Break, % 17
15
Poisson's Ratio 0.34
0.3
Shear Modulus, GPa 44
43
Tensile Strength: Ultimate (UTS), MPa 350
480
Tensile Strength: Yield (Proof), MPa 280
300

Thermal Properties

Latent Heat of Fusion, J/g 210
180
Maximum Temperature: Mechanical, °C 200
130
Melting Completion (Liquidus), °C 1090
930
Melting Onset (Solidus), °C 1080
880
Specific Heat Capacity, J/kg-K 390
390
Thermal Conductivity, W/m-K 320
36
Thermal Expansion, µm/m-K 17
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 82
7.0
Electrical Conductivity: Equal Weight (Specific), % IACS 83
8.0

Otherwise Unclassified Properties

Base Metal Price, % relative 31
25
Density, g/cm3 8.9
7.9
Embodied Carbon, kg CO2/kg material 2.6
3.5
Embodied Energy, MJ/kg 41
57
Embodied Water, L/kg 310
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 56
63
Resilience: Unit (Modulus of Resilience), kJ/m3 330
400
Stiffness to Weight: Axial, points 7.3
7.8
Stiffness to Weight: Bending, points 18
20
Strength to Weight: Axial, points 11
17
Strength to Weight: Bending, points 12
17
Thermal Diffusivity, mm2/s 91
12
Thermal Shock Resistance, points 12
15

Alloy Composition

Aluminum (Al), % 0 to 0.1
0
Chromium (Cr), % 0.4 to 1.5
0
Copper (Cu), % 97.4 to 99.6
43.5 to 46.5
Iron (Fe), % 0 to 0.1
0
Lead (Pb), % 0 to 0.020
0.8 to 1.2
Manganese (Mn), % 0
1.5 to 2.5
Nickel (Ni), % 0
9.0 to 11
Silicon (Si), % 0 to 0.15
0
Tin (Sn), % 0 to 0.1
0
Zinc (Zn), % 0 to 0.1
38.3 to 45.2
Residuals, % 0 to 0.5
0 to 0.5