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5082 Aluminum vs. C95800 Bronze

5082 aluminum belongs to the aluminum alloys classification, while C95800 bronze belongs to the copper alloys. There are 28 material properties with values for both materials. Properties with values for just one material (2, 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 5082 aluminum and the bottom bar is C95800 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 67
120
Elongation at Break, % 1.1
22
Poisson's Ratio 0.33
0.34
Shear Modulus, GPa 25
44
Tensile Strength: Ultimate (UTS), MPa 380 to 400
660
Tensile Strength: Yield (Proof), MPa 300 to 340
270

Thermal Properties

Latent Heat of Fusion, J/g 400
230
Maximum Temperature: Mechanical, °C 180
230
Melting Completion (Liquidus), °C 640
1060
Melting Onset (Solidus), °C 560
1040
Specific Heat Capacity, J/kg-K 910
440
Thermal Conductivity, W/m-K 130
36
Thermal Expansion, µm/m-K 24
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 32
7.0
Electrical Conductivity: Equal Weight (Specific), % IACS 110
7.6

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
29
Density, g/cm3 2.7
8.3
Embodied Carbon, kg CO2/kg material 8.9
3.4
Embodied Energy, MJ/kg 150
55
Embodied Water, L/kg 1180
370

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 4.0 to 4.3
110
Resilience: Unit (Modulus of Resilience), kJ/m3 670 to 870
310
Stiffness to Weight: Axial, points 14
7.9
Stiffness to Weight: Bending, points 51
20
Strength to Weight: Axial, points 39 to 41
22
Strength to Weight: Bending, points 43 to 45
20
Thermal Diffusivity, mm2/s 54
9.9
Thermal Shock Resistance, points 17 to 18
23

Alloy Composition

Aluminum (Al), % 93.5 to 96
8.5 to 9.5
Chromium (Cr), % 0 to 0.15
0
Copper (Cu), % 0 to 0.15
79 to 83.2
Iron (Fe), % 0 to 0.35
3.5 to 4.5
Lead (Pb), % 0
0 to 0.030
Magnesium (Mg), % 4.0 to 5.0
0
Manganese (Mn), % 0 to 0.15
0.8 to 1.5
Nickel (Ni), % 0
4.0 to 5.0
Silicon (Si), % 0 to 0.2
0 to 0.1
Titanium (Ti), % 0 to 0.1
0
Zinc (Zn), % 0 to 0.25
0
Residuals, % 0
0 to 0.5