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C82400 Copper vs. 5456 Aluminum

C82400 copper belongs to the copper alloys classification, while 5456 aluminum belongs to the aluminum alloys. There are 27 material properties with values for both materials. Properties with values for just one material (4, 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 C82400 copper and the bottom bar is 5456 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
68
Elongation at Break, % 1.0 to 20
11 to 18
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 45
26
Tensile Strength: Ultimate (UTS), MPa 500 to 1030
320 to 340
Tensile Strength: Yield (Proof), MPa 260 to 970
150 to 250

Thermal Properties

Latent Heat of Fusion, J/g 230
390
Maximum Temperature: Mechanical, °C 270
190
Melting Completion (Liquidus), °C 1000
640
Melting Onset (Solidus), °C 900
570
Specific Heat Capacity, J/kg-K 380
900
Thermal Conductivity, W/m-K 130
120
Thermal Expansion, µm/m-K 17
24

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 25
29
Electrical Conductivity: Equal Weight (Specific), % IACS 26
97

Otherwise Unclassified Properties

Density, g/cm3 8.8
2.7
Embodied Carbon, kg CO2/kg material 8.9
9.0
Embodied Energy, MJ/kg 140
150
Embodied Water, L/kg 310
1170

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 10 to 83
33 to 46
Resilience: Unit (Modulus of Resilience), kJ/m3 270 to 3870
170 to 470
Stiffness to Weight: Axial, points 7.6
14
Stiffness to Weight: Bending, points 19
50
Strength to Weight: Axial, points 16 to 33
33 to 35
Strength to Weight: Bending, points 16 to 26
38 to 40
Thermal Diffusivity, mm2/s 39
48
Thermal Shock Resistance, points 17 to 36
14 to 15

Alloy Composition

Aluminum (Al), % 0 to 0.15
92 to 94.8
Beryllium (Be), % 1.6 to 1.9
0
Chromium (Cr), % 0 to 0.1
0.050 to 0.2
Cobalt (Co), % 0.2 to 0.65
0
Copper (Cu), % 96 to 98.2
0 to 0.1
Iron (Fe), % 0 to 0.2
0 to 0.4
Lead (Pb), % 0 to 0.020
0
Magnesium (Mg), % 0
4.7 to 5.5
Manganese (Mn), % 0
0.5 to 1.0
Nickel (Ni), % 0 to 0.2
0
Silicon (Si), % 0
0 to 0.25
Tin (Sn), % 0 to 0.1
0
Titanium (Ti), % 0 to 0.12
0 to 0.2
Zinc (Zn), % 0 to 0.1
0 to 0.25
Residuals, % 0
0 to 0.15