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CR011A Copper vs. C70620 Copper-nickel

Both CR011A copper and C70620 copper-nickel are copper alloys. They have 88% of their average alloy composition in common. There are 22 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is CR011A copper and the bottom bar is C70620 copper-nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
120
Poisson's Ratio 0.34
0.34
Shear Modulus, GPa 43
46
Tensile Strength: Ultimate (UTS), MPa 220
300 to 570

Thermal Properties

Latent Heat of Fusion, J/g 210
220
Maximum Temperature: Mechanical, °C 200
220
Melting Completion (Liquidus), °C 1090
1120
Melting Onset (Solidus), °C 1040
1060
Specific Heat Capacity, J/kg-K 390
390
Thermal Conductivity, W/m-K 390
49
Thermal Expansion, µm/m-K 17
17

Otherwise Unclassified Properties

Base Metal Price, % relative 32
33
Density, g/cm3 9.0
8.9
Embodied Carbon, kg CO2/kg material 2.6
3.4
Embodied Energy, MJ/kg 42
51
Embodied Water, L/kg 340
300

Common Calculations

Stiffness to Weight: Axial, points 7.2
7.7
Stiffness to Weight: Bending, points 18
19
Strength to Weight: Axial, points 6.8
9.3 to 18
Strength to Weight: Bending, points 9.0
11 to 17
Thermal Diffusivity, mm2/s 110
14
Thermal Shock Resistance, points 7.8
10 to 20

Alloy Composition


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Bismuth (Bi), % 0 to 0.00050
0
Carbon (C), % 0
0 to 0.050
Copper (Cu), % 99.88 to 99.97
86.5 to 90
Iron (Fe), % 0
1.0 to 1.8
Lead (Pb), % 0
0 to 0.020
Manganese (Mn), % 0
0 to 1.0
Nickel (Ni), % 0
9.0 to 11
Oxygen (O), % 0 to 0.040
0
Phosphorus (P), % 0
0 to 0.2
Silver (Ag), % 0.030 to 0.050
0
Sulfur (S), % 0
0 to 0.020
Zinc (Zn), % 0
0 to 0.5
Residuals, % 0
0 to 0.5