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2618 Aluminum vs. C53800 Bronze

2618 aluminum belongs to the aluminum alloys classification, while C53800 bronze belongs to the copper alloys. There are 29 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 2618 aluminum and the bottom bar is C53800 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 71
110
Elongation at Break, % 5.8
2.3
Poisson's Ratio 0.33
0.34
Shear Modulus, GPa 27
40
Shear Strength, MPa 260
470
Tensile Strength: Ultimate (UTS), MPa 420
830
Tensile Strength: Yield (Proof), MPa 350
660

Thermal Properties

Latent Heat of Fusion, J/g 390
190
Maximum Temperature: Mechanical, °C 210
160
Melting Completion (Liquidus), °C 640
980
Melting Onset (Solidus), °C 550
800
Specific Heat Capacity, J/kg-K 880
360
Thermal Conductivity, W/m-K 160
61
Thermal Expansion, µm/m-K 22
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 37
9.0
Electrical Conductivity: Equal Weight (Specific), % IACS 110
9.3

Otherwise Unclassified Properties

Base Metal Price, % relative 11
37
Density, g/cm3 2.9
8.7
Embodied Carbon, kg CO2/kg material 8.3
3.9
Embodied Energy, MJ/kg 150
64
Embodied Water, L/kg 1150
420

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 23
18
Resilience: Unit (Modulus of Resilience), kJ/m3 850
2020
Stiffness to Weight: Axial, points 13
6.8
Stiffness to Weight: Bending, points 47
18
Strength to Weight: Axial, points 40
26
Strength to Weight: Bending, points 42
22
Thermal Diffusivity, mm2/s 62
19
Thermal Shock Resistance, points 19
31

Alloy Composition

Aluminum (Al), % 92.4 to 94.9
0
Copper (Cu), % 1.9 to 2.7
85.1 to 86.5
Iron (Fe), % 0.9 to 1.3
0 to 0.030
Lead (Pb), % 0
0.4 to 0.6
Magnesium (Mg), % 1.3 to 1.8
0
Manganese (Mn), % 0
0 to 0.060
Nickel (Ni), % 0.9 to 1.2
0 to 0.030
Silicon (Si), % 0.1 to 0.25
0
Tin (Sn), % 0
13.1 to 13.9
Titanium (Ti), % 0.040 to 0.1
0
Zinc (Zn), % 0 to 0.1
0 to 0.12
Residuals, % 0
0 to 0.2