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C72200 Copper-nickel vs. C81500 Copper

Both C72200 copper-nickel and C81500 copper are copper alloys. They have 82% of their average alloy composition in common. There are 24 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 C72200 copper-nickel and the bottom bar is C81500 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 130
120
Poisson's Ratio 0.33
0.34
Shear Modulus, GPa 48
44
Tensile Strength: Ultimate (UTS), MPa 350 to 580
350

Thermal Properties

Latent Heat of Fusion, J/g 220
210
Maximum Temperature: Mechanical, °C 230
200
Melting Completion (Liquidus), °C 1180
1090
Melting Onset (Solidus), °C 1120
1080
Specific Heat Capacity, J/kg-K 400
390
Thermal Conductivity, W/m-K 34
320
Thermal Expansion, µm/m-K 16
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 6.5
82
Electrical Conductivity: Equal Weight (Specific), % IACS 6.6
83

Otherwise Unclassified Properties

Base Metal Price, % relative 36
31
Density, g/cm3 8.9
8.9
Embodied Carbon, kg CO2/kg material 3.9
2.6
Embodied Energy, MJ/kg 59
41
Embodied Water, L/kg 300
310

Common Calculations

Stiffness to Weight: Axial, points 8.0
7.3
Stiffness to Weight: Bending, points 19
18
Strength to Weight: Axial, points 11 to 18
11
Strength to Weight: Bending, points 12 to 17
12
Thermal Diffusivity, mm2/s 9.6
91
Thermal Shock Resistance, points 12 to 20
12

Alloy Composition

Aluminum (Al), % 0
0 to 0.1
Chromium (Cr), % 0.3 to 0.7
0.4 to 1.5
Copper (Cu), % 78.1 to 84.2
97.4 to 99.6
Iron (Fe), % 0.5 to 1.0
0 to 0.1
Lead (Pb), % 0 to 0.050
0 to 0.020
Manganese (Mn), % 0 to 1.0
0
Nickel (Ni), % 15 to 18
0
Silicon (Si), % 0
0 to 0.15
Tin (Sn), % 0
0 to 0.1
Zinc (Zn), % 0 to 1.0
0 to 0.1
Residuals, % 0 to 0.2
0 to 0.5