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3303 Aluminum vs. C55181 Copper

3303 aluminum belongs to the aluminum alloys classification, while C55181 copper belongs to the copper alloys. There are 20 material properties with values for both materials. Properties with values for just one material (11, 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 3303 aluminum and the bottom bar is C55181 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 70
110
Poisson's Ratio 0.33
0.34
Shear Modulus, GPa 26
40
Tensile Strength: Ultimate (UTS), MPa 110
200

Thermal Properties

Latent Heat of Fusion, J/g 400
190
Maximum Temperature: Mechanical, °C 180
200
Melting Completion (Liquidus), °C 650
790
Melting Onset (Solidus), °C 620
710
Specific Heat Capacity, J/kg-K 900
410
Thermal Expansion, µm/m-K 23
16

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
28
Density, g/cm3 2.8
8.5
Embodied Carbon, kg CO2/kg material 8.1
2.4
Embodied Energy, MJ/kg 150
38
Embodied Water, L/kg 1180
290

Common Calculations

Stiffness to Weight: Axial, points 14
7.0
Stiffness to Weight: Bending, points 49
19
Strength to Weight: Axial, points 11
6.5
Strength to Weight: Bending, points 18
8.9
Thermal Shock Resistance, points 4.8
8.2

Alloy Composition

Aluminum (Al), % 96.6 to 99
0
Copper (Cu), % 0.050 to 0.2
92.4 to 93
Iron (Fe), % 0 to 0.7
0
Manganese (Mn), % 1.0 to 1.5
0
Phosphorus (P), % 0
7.0 to 7.5
Silicon (Si), % 0 to 0.6
0
Zinc (Zn), % 0 to 0.3
0
Residuals, % 0 to 0.15
0 to 0.15