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7108A Aluminum vs. C51900 Bronze

7108A aluminum belongs to the aluminum alloys classification, while C51900 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 C51900 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 69
110
Elongation at Break, % 11 to 13
14 to 29
Poisson's Ratio 0.33
0.34
Shear Modulus, GPa 26
42
Shear Strength, MPa 210
320 to 370
Tensile Strength: Ultimate (UTS), MPa 350
380 to 620
Tensile Strength: Yield (Proof), MPa 290 to 300
390 to 570

Thermal Properties

Latent Heat of Fusion, J/g 380
200
Maximum Temperature: Mechanical, °C 210
180
Melting Completion (Liquidus), °C 630
1040
Melting Onset (Solidus), °C 520
930
Specific Heat Capacity, J/kg-K 870
380
Thermal Conductivity, W/m-K 150
66
Thermal Expansion, µm/m-K 24
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 36
14
Electrical Conductivity: Equal Weight (Specific), % IACS 110
14

Otherwise Unclassified Properties

Base Metal Price, % relative 10
33
Density, g/cm3 2.9
8.8
Embodied Carbon, kg CO2/kg material 8.3
3.2
Embodied Energy, MJ/kg 150
51
Embodied Water, L/kg 1150
360

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 38 to 44
55 to 180
Resilience: Unit (Modulus of Resilience), kJ/m3 610 to 640
680 to 1450
Stiffness to Weight: Axial, points 13
7.0
Stiffness to Weight: Bending, points 47
18
Strength to Weight: Axial, points 33 to 34
12 to 19
Strength to Weight: Bending, points 38
13 to 18
Thermal Diffusivity, mm2/s 59
20
Thermal Shock Resistance, points 15 to 16
14 to 22

Alloy Composition

Aluminum (Al), % 91.6 to 94.4
0
Chromium (Cr), % 0 to 0.040
0
Copper (Cu), % 0 to 0.050
91.7 to 95
Gallium (Ga), % 0 to 0.030
0
Iron (Fe), % 0 to 0.3
0 to 0.1
Lead (Pb), % 0
0 to 0.050
Magnesium (Mg), % 0.7 to 1.5
0
Manganese (Mn), % 0 to 0.050
0
Phosphorus (P), % 0
0.030 to 0.35
Silicon (Si), % 0 to 0.2
0
Tin (Sn), % 0
5.0 to 7.0
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