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7108A Aluminum vs. C65400 Bronze

7108A aluminum belongs to the aluminum alloys classification, while C65400 bronze belongs to the copper alloys. There are 29 material properties with values for both materials. Properties with values for just one material (3, 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 7108A aluminum and the bottom bar is C65400 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 69
110
Elongation at Break, % 11 to 13
2.6 to 47
Poisson's Ratio 0.33
0.34
Shear Modulus, GPa 26
43
Shear Strength, MPa 210
350 to 530
Tensile Strength: Ultimate (UTS), MPa 350
500 to 1060
Tensile Strength: Yield (Proof), MPa 290 to 300
170 to 910

Thermal Properties

Latent Heat of Fusion, J/g 380
260
Maximum Temperature: Mechanical, °C 210
200
Melting Completion (Liquidus), °C 630
1020
Melting Onset (Solidus), °C 520
960
Specific Heat Capacity, J/kg-K 870
400
Thermal Conductivity, W/m-K 150
36
Thermal Expansion, µm/m-K 24
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 36
7.0
Electrical Conductivity: Equal Weight (Specific), % IACS 110
7.3

Otherwise Unclassified Properties

Base Metal Price, % relative 10
31
Density, g/cm3 2.9
8.7
Embodied Carbon, kg CO2/kg material 8.3
2.8
Embodied Energy, MJ/kg 150
45
Embodied Water, L/kg 1150
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 38 to 44
10 to 480
Resilience: Unit (Modulus of Resilience), kJ/m3 610 to 640
130 to 3640
Stiffness to Weight: Axial, points 13
7.3
Stiffness to Weight: Bending, points 47
19
Strength to Weight: Axial, points 33 to 34
16 to 34
Strength to Weight: Bending, points 38
16 to 27
Thermal Diffusivity, mm2/s 59
10
Thermal Shock Resistance, points 15 to 16
18 to 39

Alloy Composition

Aluminum (Al), % 91.6 to 94.4
0
Chromium (Cr), % 0 to 0.040
0.010 to 0.12
Copper (Cu), % 0 to 0.050
93.8 to 96.1
Gallium (Ga), % 0 to 0.030
0
Iron (Fe), % 0 to 0.3
0
Lead (Pb), % 0
0 to 0.050
Magnesium (Mg), % 0.7 to 1.5
0
Manganese (Mn), % 0 to 0.050
0
Silicon (Si), % 0 to 0.2
2.7 to 3.4
Tin (Sn), % 0
1.2 to 1.9
Titanium (Ti), % 0 to 0.030
0
Zinc (Zn), % 4.8 to 5.8
0 to 0.5
Zirconium (Zr), % 0.15 to 0.25
0
Residuals, % 0
0 to 0.2