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3303 Aluminum vs. C99300 Copper

3303 aluminum belongs to the aluminum alloys classification, while C99300 copper belongs to the copper 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 3303 aluminum and the bottom bar is C99300 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 70
120
Elongation at Break, % 23
2.0
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 26
46
Tensile Strength: Ultimate (UTS), MPa 110
660
Tensile Strength: Yield (Proof), MPa 39
380

Thermal Properties

Latent Heat of Fusion, J/g 400
240
Maximum Temperature: Mechanical, °C 180
250
Melting Completion (Liquidus), °C 650
1080
Melting Onset (Solidus), °C 620
1070
Specific Heat Capacity, J/kg-K 900
450
Thermal Conductivity, W/m-K 170
43
Thermal Expansion, µm/m-K 23
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 43
9.0
Electrical Conductivity: Equal Weight (Specific), % IACS 140
9.8

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
35
Density, g/cm3 2.8
8.2
Embodied Carbon, kg CO2/kg material 8.1
4.5
Embodied Energy, MJ/kg 150
70
Embodied Water, L/kg 1180
400

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 20
11
Resilience: Unit (Modulus of Resilience), kJ/m3 11
590
Stiffness to Weight: Axial, points 14
8.3
Stiffness to Weight: Bending, points 49
20
Strength to Weight: Axial, points 11
22
Strength to Weight: Bending, points 18
20
Thermal Diffusivity, mm2/s 67
12
Thermal Shock Resistance, points 4.8
22

Alloy Composition

Aluminum (Al), % 96.6 to 99
10.7 to 11.5
Cobalt (Co), % 0
1.0 to 2.0
Copper (Cu), % 0.050 to 0.2
68.6 to 74.4
Iron (Fe), % 0 to 0.7
0.4 to 1.0
Lead (Pb), % 0
0 to 0.020
Manganese (Mn), % 1.0 to 1.5
0
Nickel (Ni), % 0
13.5 to 16.5
Silicon (Si), % 0 to 0.6
0 to 0.020
Tin (Sn), % 0
0 to 0.050
Zinc (Zn), % 0 to 0.3
0
Residuals, % 0 to 0.15
0 to 0.3