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3303 Aluminum vs. C18600 Copper

3303 aluminum belongs to the aluminum alloys classification, while C18600 copper belongs to the copper alloys. There are 29 material properties with values for both materials. Properties with values for just one material (1, 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 C18600 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 70
120
Elongation at Break, % 23
8.0 to 11
Poisson's Ratio 0.33
0.34
Shear Modulus, GPa 26
44
Shear Strength, MPa 69
310 to 340
Tensile Strength: Ultimate (UTS), MPa 110
520 to 580
Tensile Strength: Yield (Proof), MPa 39
500 to 520

Thermal Properties

Latent Heat of Fusion, J/g 400
210
Maximum Temperature: Mechanical, °C 180
200
Melting Completion (Liquidus), °C 650
1090
Melting Onset (Solidus), °C 620
1070
Specific Heat Capacity, J/kg-K 900
390
Thermal Conductivity, W/m-K 170
280
Thermal Expansion, µm/m-K 23
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 43
70
Electrical Conductivity: Equal Weight (Specific), % IACS 140
71

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
31
Density, g/cm3 2.8
8.9
Embodied Carbon, kg CO2/kg material 8.1
2.9
Embodied Energy, MJ/kg 150
46
Embodied Water, L/kg 1180
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 20
44 to 58
Resilience: Unit (Modulus of Resilience), kJ/m3 11
1060 to 1180
Stiffness to Weight: Axial, points 14
7.3
Stiffness to Weight: Bending, points 49
18
Strength to Weight: Axial, points 11
16 to 18
Strength to Weight: Bending, points 18
16 to 17
Thermal Diffusivity, mm2/s 67
81
Thermal Shock Resistance, points 4.8
19 to 20

Alloy Composition

Aluminum (Al), % 96.6 to 99
0
Chromium (Cr), % 0
0.1 to 1.0
Cobalt (Co), % 0
0 to 0.1
Copper (Cu), % 0.050 to 0.2
96.5 to 99.55
Iron (Fe), % 0 to 0.7
0.25 to 0.8
Manganese (Mn), % 1.0 to 1.5
0
Nickel (Ni), % 0
0 to 0.25
Silicon (Si), % 0 to 0.6
0
Titanium (Ti), % 0
0.050 to 0.5
Zinc (Zn), % 0 to 0.3
0
Zirconium (Zr), % 0
0.050 to 0.4
Residuals, % 0 to 0.15
0 to 0.5