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3303 Aluminum vs. C61900 Bronze

3303 aluminum belongs to the aluminum alloys classification, while C61900 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 3303 aluminum and the bottom bar is C61900 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 70
110
Elongation at Break, % 23
21 to 32
Poisson's Ratio 0.33
0.34
Shear Modulus, GPa 26
43
Shear Strength, MPa 69
370 to 410
Tensile Strength: Ultimate (UTS), MPa 110
570 to 650
Tensile Strength: Yield (Proof), MPa 39
230 to 310

Thermal Properties

Latent Heat of Fusion, J/g 400
230
Maximum Temperature: Mechanical, °C 180
220
Melting Completion (Liquidus), °C 650
1050
Melting Onset (Solidus), °C 620
1040
Specific Heat Capacity, J/kg-K 900
440
Thermal Conductivity, W/m-K 170
79
Thermal Expansion, µm/m-K 23
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 43
11
Electrical Conductivity: Equal Weight (Specific), % IACS 140
11

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
28
Density, g/cm3 2.8
8.3
Embodied Carbon, kg CO2/kg material 8.1
3.1
Embodied Energy, MJ/kg 150
51
Embodied Water, L/kg 1180
380

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 20
110 to 150
Resilience: Unit (Modulus of Resilience), kJ/m3 11
230 to 430
Stiffness to Weight: Axial, points 14
7.6
Stiffness to Weight: Bending, points 49
19
Strength to Weight: Axial, points 11
19 to 22
Strength to Weight: Bending, points 18
18 to 20
Thermal Diffusivity, mm2/s 67
22
Thermal Shock Resistance, points 4.8
20 to 23

Alloy Composition

Aluminum (Al), % 96.6 to 99
8.5 to 10
Copper (Cu), % 0.050 to 0.2
83.6 to 88.5
Iron (Fe), % 0 to 0.7
3.0 to 4.5
Lead (Pb), % 0
0 to 0.020
Manganese (Mn), % 1.0 to 1.5
0
Silicon (Si), % 0 to 0.6
0
Tin (Sn), % 0
0 to 0.6
Zinc (Zn), % 0 to 0.3
0 to 0.8
Residuals, % 0
0 to 0.5