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3303 Aluminum vs. C96700 Copper

3303 aluminum belongs to the aluminum alloys classification, while C96700 copper belongs to the copper alloys. There are 26 material properties with values for both materials. Properties with values for just one material (5, 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 C96700 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 70
140
Elongation at Break, % 23
10
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 26
53
Tensile Strength: Ultimate (UTS), MPa 110
1210
Tensile Strength: Yield (Proof), MPa 39
550

Thermal Properties

Latent Heat of Fusion, J/g 400
250
Maximum Temperature: Mechanical, °C 180
310
Melting Completion (Liquidus), °C 650
1170
Melting Onset (Solidus), °C 620
1110
Specific Heat Capacity, J/kg-K 900
400
Thermal Conductivity, W/m-K 170
30
Thermal Expansion, µm/m-K 23
15

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
90
Density, g/cm3 2.8
8.8
Embodied Carbon, kg CO2/kg material 8.1
9.5
Embodied Energy, MJ/kg 150
140
Embodied Water, L/kg 1180
280

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 20
99
Resilience: Unit (Modulus of Resilience), kJ/m3 11
1080
Stiffness to Weight: Axial, points 14
8.9
Stiffness to Weight: Bending, points 49
20
Strength to Weight: Axial, points 11
38
Strength to Weight: Bending, points 18
29
Thermal Diffusivity, mm2/s 67
8.5
Thermal Shock Resistance, points 4.8
40

Alloy Composition

Aluminum (Al), % 96.6 to 99
0
Beryllium (Be), % 0
1.1 to 1.2
Copper (Cu), % 0.050 to 0.2
62.4 to 68.8
Iron (Fe), % 0 to 0.7
0.4 to 1.0
Lead (Pb), % 0
0 to 0.010
Manganese (Mn), % 1.0 to 1.5
0.4 to 1.0
Nickel (Ni), % 0
29 to 33
Silicon (Si), % 0 to 0.6
0 to 0.15
Titanium (Ti), % 0
0.15 to 0.35
Zinc (Zn), % 0 to 0.3
0
Zirconium (Zr), % 0
0.15 to 0.35
Residuals, % 0 to 0.15
0 to 0.5