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CR011A Copper vs. CC140C Copper

Both CR011A copper and CC140C copper are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. Their average alloy composition is basically identical. There are 28 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is CR011A copper and the bottom bar is CC140C copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
120
Elongation at Break, % 15
11
Poisson's Ratio 0.34
0.34
Shear Modulus, GPa 43
44
Tensile Strength: Ultimate (UTS), MPa 220
340
Tensile Strength: Yield (Proof), MPa 130
230

Thermal Properties

Latent Heat of Fusion, J/g 210
210
Maximum Temperature: Mechanical, °C 200
200
Melting Completion (Liquidus), °C 1090
1100
Melting Onset (Solidus), °C 1040
1040
Specific Heat Capacity, J/kg-K 390
390
Thermal Conductivity, W/m-K 390
310
Thermal Expansion, µm/m-K 17
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 100
77
Electrical Conductivity: Equal Weight (Specific), % IACS 100
78

Otherwise Unclassified Properties

Base Metal Price, % relative 32
31
Density, g/cm3 9.0
8.9
Embodied Carbon, kg CO2/kg material 2.6
2.6
Embodied Energy, MJ/kg 42
41
Embodied Water, L/kg 340
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 29
34
Resilience: Unit (Modulus of Resilience), kJ/m3 76
220
Stiffness to Weight: Axial, points 7.2
7.3
Stiffness to Weight: Bending, points 18
18
Strength to Weight: Axial, points 6.8
10
Strength to Weight: Bending, points 9.0
12
Thermal Diffusivity, mm2/s 110
89
Thermal Shock Resistance, points 7.8
12

Alloy Composition

Bismuth (Bi), % 0 to 0.00050
0
Chromium (Cr), % 0
0.4 to 1.2
Copper (Cu), % 99.88 to 99.97
98.8 to 99.6
Oxygen (O), % 0 to 0.040
0
Silver (Ag), % 0.030 to 0.050
0