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4343 Aluminum vs. C66100 Bronze

4343 aluminum belongs to the aluminum alloys classification, while C66100 bronze belongs to the copper alloys. There are 27 material properties with values for both materials. Properties with values for just one material (4, 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 4343 aluminum and the bottom bar is C66100 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 71
120
Elongation at Break, % 4.4
8.0 to 40
Poisson's Ratio 0.33
0.34
Shear Modulus, GPa 27
43
Shear Strength, MPa 64
280 to 460
Tensile Strength: Ultimate (UTS), MPa 110
410 to 790
Tensile Strength: Yield (Proof), MPa 62
120 to 430

Thermal Properties

Latent Heat of Fusion, J/g 510
260
Maximum Temperature: Mechanical, °C 160
200
Melting Completion (Liquidus), °C 620
1050
Melting Onset (Solidus), °C 580
1000
Specific Heat Capacity, J/kg-K 900
400
Thermal Conductivity, W/m-K 180
34
Thermal Expansion, µm/m-K 22
17

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
29
Density, g/cm3 2.6
8.7
Embodied Carbon, kg CO2/kg material 7.9
2.6
Embodied Energy, MJ/kg 150
42
Embodied Water, L/kg 1100
300

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 4.1
53 to 120
Resilience: Unit (Modulus of Resilience), kJ/m3 27
60 to 790
Stiffness to Weight: Axial, points 15
7.4
Stiffness to Weight: Bending, points 53
19
Strength to Weight: Axial, points 12
13 to 25
Strength to Weight: Bending, points 20
14 to 22
Thermal Diffusivity, mm2/s 77
9.7
Thermal Shock Resistance, points 5.2
15 to 29

Alloy Composition

Aluminum (Al), % 90.3 to 93.2
0
Copper (Cu), % 0 to 0.25
92 to 97
Iron (Fe), % 0 to 0.8
0 to 0.25
Lead (Pb), % 0
0.2 to 0.8
Manganese (Mn), % 0 to 0.1
0 to 1.5
Silicon (Si), % 6.8 to 8.2
2.8 to 3.5
Zinc (Zn), % 0 to 0.2
0 to 1.5
Residuals, % 0
0 to 0.5