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C99300 Copper vs. 6063A Aluminum

C99300 copper belongs to the copper alloys classification, while 6063A 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 C99300 copper and the bottom bar is 6063A aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
68
Elongation at Break, % 2.0
6.7 to 18
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 46
26
Tensile Strength: Ultimate (UTS), MPa 660
130 to 260
Tensile Strength: Yield (Proof), MPa 380
55 to 200

Thermal Properties

Latent Heat of Fusion, J/g 240
400
Maximum Temperature: Mechanical, °C 250
160
Melting Completion (Liquidus), °C 1080
640
Melting Onset (Solidus), °C 1070
620
Specific Heat Capacity, J/kg-K 450
900
Thermal Conductivity, W/m-K 43
200
Thermal Expansion, µm/m-K 17
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 9.0
49 to 54
Electrical Conductivity: Equal Weight (Specific), % IACS 9.8
160 to 180

Otherwise Unclassified Properties

Base Metal Price, % relative 35
9.5
Density, g/cm3 8.2
2.7
Embodied Carbon, kg CO2/kg material 4.5
8.3
Embodied Energy, MJ/kg 70
150
Embodied Water, L/kg 400
1190

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 11
13 to 21
Resilience: Unit (Modulus of Resilience), kJ/m3 590
22 to 280
Stiffness to Weight: Axial, points 8.3
14
Stiffness to Weight: Bending, points 20
50
Strength to Weight: Axial, points 22
13 to 26
Strength to Weight: Bending, points 20
21 to 33
Thermal Diffusivity, mm2/s 12
83
Thermal Shock Resistance, points 22
5.6 to 11

Alloy Composition

Aluminum (Al), % 10.7 to 11.5
97.5 to 99
Chromium (Cr), % 0
0 to 0.050
Cobalt (Co), % 1.0 to 2.0
0
Copper (Cu), % 68.6 to 74.4
0 to 0.1
Iron (Fe), % 0.4 to 1.0
0.15 to 0.35
Lead (Pb), % 0 to 0.020
0
Magnesium (Mg), % 0
0.6 to 0.9
Manganese (Mn), % 0
0 to 0.15
Nickel (Ni), % 13.5 to 16.5
0
Silicon (Si), % 0 to 0.020
0.3 to 0.6
Tin (Sn), % 0 to 0.050
0
Titanium (Ti), % 0
0 to 0.1
Zinc (Zn), % 0
0 to 0.15
Residuals, % 0
0 to 0.15