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3203 Aluminum vs. C53800 Bronze

3203 aluminum belongs to the aluminum alloys classification, while C53800 bronze 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 3203 aluminum and the bottom bar is C53800 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 70
110
Elongation at Break, % 4.5 to 29
2.3
Poisson's Ratio 0.33
0.34
Shear Modulus, GPa 26
40
Shear Strength, MPa 72 to 120
470
Tensile Strength: Ultimate (UTS), MPa 110 to 200
830
Tensile Strength: Yield (Proof), MPa 39 to 190
660

Thermal Properties

Latent Heat of Fusion, J/g 400
190
Maximum Temperature: Mechanical, °C 180
160
Melting Completion (Liquidus), °C 650
980
Melting Onset (Solidus), °C 620
800
Specific Heat Capacity, J/kg-K 900
360
Thermal Conductivity, W/m-K 170
61
Thermal Expansion, µm/m-K 23
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 43
9.0
Electrical Conductivity: Equal Weight (Specific), % IACS 140
9.3

Otherwise Unclassified Properties

Base Metal Price, % relative 9.0
37
Density, g/cm3 2.8
8.7
Embodied Carbon, kg CO2/kg material 8.1
3.9
Embodied Energy, MJ/kg 150
64
Embodied Water, L/kg 1180
420

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 8.0 to 25
18
Resilience: Unit (Modulus of Resilience), kJ/m3 11 to 250
2020
Stiffness to Weight: Axial, points 14
6.8
Stiffness to Weight: Bending, points 50
18
Strength to Weight: Axial, points 11 to 20
26
Strength to Weight: Bending, points 19 to 28
22
Thermal Diffusivity, mm2/s 70
19
Thermal Shock Resistance, points 4.9 to 8.8
31

Alloy Composition

Aluminum (Al), % 96.9 to 99
0
Copper (Cu), % 0 to 0.050
85.1 to 86.5
Iron (Fe), % 0 to 0.7
0 to 0.030
Lead (Pb), % 0
0.4 to 0.6
Manganese (Mn), % 1.0 to 1.5
0 to 0.060
Nickel (Ni), % 0
0 to 0.030
Silicon (Si), % 0 to 0.6
0
Tin (Sn), % 0
13.1 to 13.9
Zinc (Zn), % 0 to 0.1
0 to 0.12
Residuals, % 0
0 to 0.2