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C82000 Copper vs. 2007 Aluminum

C82000 copper belongs to the copper alloys classification, while 2007 aluminum belongs to the aluminum alloys. There are 28 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown. Please note that the two materials have significantly dissimilar densities. This means that additional care is required when interpreting the data, because some material properties are based on units of mass, while others are based on units of area or volume.

For each property being compared, the top bar is C82000 copper and the bottom bar is 2007 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
71
Elongation at Break, % 8.0 to 20
5.6 to 8.0
Poisson's Ratio 0.34
0.33
Shear Modulus, GPa 45
27
Tensile Strength: Ultimate (UTS), MPa 350 to 690
370 to 420
Tensile Strength: Yield (Proof), MPa 140 to 520
240 to 270

Thermal Properties

Latent Heat of Fusion, J/g 220
390
Maximum Temperature: Mechanical, °C 220
190
Melting Completion (Liquidus), °C 1090
640
Melting Onset (Solidus), °C 970
510
Specific Heat Capacity, J/kg-K 390
870
Thermal Conductivity, W/m-K 260
130
Thermal Expansion, µm/m-K 17
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 45
47
Electrical Conductivity: Equal Weight (Specific), % IACS 46
140

Otherwise Unclassified Properties

Base Metal Price, % relative 60
11
Density, g/cm3 8.9
3.1
Embodied Carbon, kg CO2/kg material 5.0
8.0
Embodied Energy, MJ/kg 77
150
Embodied Water, L/kg 320
1130

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 51 to 55
21 to 26
Resilience: Unit (Modulus of Resilience), kJ/m3 80 to 1120
390 to 530
Stiffness to Weight: Axial, points 7.5
13
Stiffness to Weight: Bending, points 18
44
Strength to Weight: Axial, points 11 to 22
33 to 38
Strength to Weight: Bending, points 12 to 20
37 to 40
Thermal Diffusivity, mm2/s 76
48
Thermal Shock Resistance, points 12 to 24
16 to 19

Alloy Composition

Aluminum (Al), % 0 to 0.1
87.5 to 95
Beryllium (Be), % 0.45 to 0.8
0
Bismuth (Bi), % 0
0 to 0.2
Chromium (Cr), % 0 to 0.1
0 to 0.1
Cobalt (Co), % 2.2 to 2.7
0
Copper (Cu), % 95.2 to 97.4
3.3 to 4.6
Iron (Fe), % 0 to 0.1
0 to 0.8
Lead (Pb), % 0 to 0.020
0.8 to 1.5
Magnesium (Mg), % 0
0.4 to 1.8
Manganese (Mn), % 0
0.5 to 1.0
Nickel (Ni), % 0 to 0.2
0 to 0.2
Silicon (Si), % 0 to 0.15
0 to 0.8
Tin (Sn), % 0 to 0.1
0 to 0.2
Titanium (Ti), % 0
0 to 0.2
Zinc (Zn), % 0 to 0.1
0 to 0.8
Residuals, % 0
0 to 0.3