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CR012A Copper vs. C96200 Copper-nickel

Both CR012A copper and C96200 copper-nickel are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 87% of their average alloy composition in common.

For each property being compared, the top bar is CR012A copper and the bottom bar is C96200 copper-nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
120
Elongation at Break, % 15
23
Poisson's Ratio 0.34
0.34
Shear Modulus, GPa 43
46
Tensile Strength: Ultimate (UTS), MPa 220
350
Tensile Strength: Yield (Proof), MPa 130
190

Thermal Properties

Latent Heat of Fusion, J/g 210
220
Maximum Temperature: Mechanical, °C 200
220
Melting Completion (Liquidus), °C 1090
1150
Melting Onset (Solidus), °C 1040
1100
Specific Heat Capacity, J/kg-K 390
390
Thermal Conductivity, W/m-K 390
45
Thermal Expansion, µm/m-K 17
17

Electrical Properties

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

Otherwise Unclassified Properties

Base Metal Price, % relative 33
36
Density, g/cm3 9.0
8.9
Embodied Carbon, kg CO2/kg material 2.7
3.8
Embodied Energy, MJ/kg 42
58
Embodied Water, L/kg 360
300

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 29
68
Resilience: Unit (Modulus of Resilience), kJ/m3 76
150
Stiffness to Weight: Axial, points 7.2
7.8
Stiffness to Weight: Bending, points 18
19
Strength to Weight: Axial, points 6.8
11
Strength to Weight: Bending, points 9.0
13
Thermal Diffusivity, mm2/s 110
13
Thermal Shock Resistance, points 7.8
12

Alloy Composition


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Bismuth (Bi), % 0 to 0.00050
0
Carbon (C), % 0
0 to 0.1
Copper (Cu), % 99.85 to 99.94
83.6 to 90
Iron (Fe), % 0
1.0 to 1.8
Lead (Pb), % 0
0 to 0.010
Manganese (Mn), % 0
0 to 1.5
Nickel (Ni), % 0
9.0 to 11
Niobium (Nb), % 0
0 to 1.0
Oxygen (O), % 0 to 0.040
0
Phosphorus (P), % 0
0 to 0.020
Silicon (Si), % 0
0 to 0.5
Silver (Ag), % 0.060 to 0.080
0
Sulfur (S), % 0
0 to 0.020
Residuals, % 0
0 to 0.5