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CR019A Copper vs. C70700 Copper-nickel

Both CR019A copper and C70700 copper-nickel are copper alloys. They have 90% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is CR019A copper and the bottom bar is C70700 copper-nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
120
Elongation at Break, % 15
39
Poisson's Ratio 0.34
0.34
Shear Modulus, GPa 43
46
Tensile Strength: Ultimate (UTS), MPa 220
320
Tensile Strength: Yield (Proof), MPa 130
110

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
59
Thermal Expansion, µm/m-K 17
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 100
11
Electrical Conductivity: Equal Weight (Specific), % IACS 100
12

Otherwise Unclassified Properties

Base Metal Price, % relative 35
34
Density, g/cm3 9.0
8.9
Embodied Carbon, kg CO2/kg material 2.7
3.4
Embodied Energy, MJ/kg 42
52
Embodied Water, L/kg 390
300

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 29
100
Resilience: Unit (Modulus of Resilience), kJ/m3 76
51
Stiffness to Weight: Axial, points 7.2
7.6
Stiffness to Weight: Bending, points 18
19
Strength to Weight: Axial, points 6.8
10
Strength to Weight: Bending, points 9.0
12
Thermal Diffusivity, mm2/s 110
17
Thermal Shock Resistance, points 7.8
12

Alloy Composition

Bismuth (Bi), % 0 to 0.00050
0
Copper (Cu), % 99.874 to 99.92
88.5 to 90.5
Iron (Fe), % 0
0 to 0.050
Manganese (Mn), % 0
0 to 0.5
Nickel (Ni), % 0
9.5 to 10.5
Silver (Ag), % 0.080 to 0.12
0
Residuals, % 0
0 to 0.5