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C72200 Copper-nickel vs. CR022A Copper

Both C72200 copper-nickel and CR022A copper are copper alloys. They have 81% of their average alloy composition in common. There are 24 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is C72200 copper-nickel and the bottom bar is CR022A 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
43
Tensile Strength: Ultimate (UTS), MPa 350 to 580
230

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
1040
Specific Heat Capacity, J/kg-K 400
390
Thermal Conductivity, W/m-K 34
380
Thermal Expansion, µm/m-K 16
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 6.5
100
Electrical Conductivity: Equal Weight (Specific), % IACS 6.6
100

Otherwise Unclassified Properties

Base Metal Price, % relative 36
31
Density, g/cm3 8.9
9.0
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
7.2
Stiffness to Weight: Bending, points 19
18
Strength to Weight: Axial, points 11 to 18
7.1
Strength to Weight: Bending, points 12 to 17
9.3
Thermal Diffusivity, mm2/s 9.6
110
Thermal Shock Resistance, points 12 to 20
8.1

Alloy Composition

Antimony (Sb), % 0
0 to 0.00040
Arsenic (As), % 0
0 to 0.00050
Bismuth (Bi), % 0
0 to 0.00020
Cadmium (Cd), % 0
0 to 0.00010
Chromium (Cr), % 0.3 to 0.7
0
Copper (Cu), % 78.1 to 84.2
99.99 to 99.999
Iron (Fe), % 0.5 to 1.0
0 to 0.0010
Lead (Pb), % 0 to 0.050
0 to 0.00050
Manganese (Mn), % 0 to 1.0
0 to 0.00050
Nickel (Ni), % 15 to 18
0 to 0.0010
Phosphorus (P), % 0
0.0010 to 0.0060
Selenium (Se), % 0
0 to 0.00020
Silver (Ag), % 0
0 to 0.0025
Sulfur (S), % 0
0 to 0.0015
Tellurium (Te), % 0
0 to 0.00020
Tin (Sn), % 0
0 to 0.00020
Zinc (Zn), % 0 to 1.0
0 to 0.00010
Residuals, % 0 to 0.2
0