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7108A Aluminum vs. C95520 Bronze

7108A aluminum belongs to the aluminum alloys classification, while C95520 bronze belongs to the copper alloys. There are 28 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 C95520 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 69
120
Elongation at Break, % 11 to 13
2.6
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 26
44
Tensile Strength: Ultimate (UTS), MPa 350
970
Tensile Strength: Yield (Proof), MPa 290 to 300
530

Thermal Properties

Latent Heat of Fusion, J/g 380
240
Maximum Temperature: Mechanical, °C 210
240
Melting Completion (Liquidus), °C 630
1070
Melting Onset (Solidus), °C 520
1020
Specific Heat Capacity, J/kg-K 870
450
Thermal Conductivity, W/m-K 150
40
Thermal Expansion, µm/m-K 24
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 36
11
Electrical Conductivity: Equal Weight (Specific), % IACS 110
12

Otherwise Unclassified Properties

Base Metal Price, % relative 10
29
Density, g/cm3 2.9
8.2
Embodied Carbon, kg CO2/kg material 8.3
3.6
Embodied Energy, MJ/kg 150
58
Embodied Water, L/kg 1150
390

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 38 to 44
21
Resilience: Unit (Modulus of Resilience), kJ/m3 610 to 640
1210
Stiffness to Weight: Axial, points 13
8.0
Stiffness to Weight: Bending, points 47
20
Strength to Weight: Axial, points 33 to 34
33
Strength to Weight: Bending, points 38
27
Thermal Diffusivity, mm2/s 59
11
Thermal Shock Resistance, points 15 to 16
33

Alloy Composition

Aluminum (Al), % 91.6 to 94.4
10.5 to 11.5
Chromium (Cr), % 0 to 0.040
0 to 0.050
Cobalt (Co), % 0
0 to 0.2
Copper (Cu), % 0 to 0.050
74.5 to 81.3
Gallium (Ga), % 0 to 0.030
0
Iron (Fe), % 0 to 0.3
4.0 to 5.5
Lead (Pb), % 0
0 to 0.030
Magnesium (Mg), % 0.7 to 1.5
0
Manganese (Mn), % 0 to 0.050
0 to 1.5
Nickel (Ni), % 0
4.2 to 6.0
Silicon (Si), % 0 to 0.2
0 to 0.15
Tin (Sn), % 0
0 to 0.25
Titanium (Ti), % 0 to 0.030
0
Zinc (Zn), % 4.8 to 5.8
0 to 0.3
Zirconium (Zr), % 0.15 to 0.25
0
Residuals, % 0
0 to 0.5