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A242.0 Aluminum vs. C95520 Bronze

A242.0 aluminum belongs to the aluminum alloys classification, while C95520 bronze belongs to the copper alloys. There are 26 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 A242.0 aluminum and the bottom bar is C95520 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 75
280
Elastic (Young's, Tensile) Modulus, GPa 73
120
Elongation at Break, % 1.6
2.6
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 27
44
Tensile Strength: Ultimate (UTS), MPa 220
970

Thermal Properties

Latent Heat of Fusion, J/g 390
240
Maximum Temperature: Mechanical, °C 210
240
Melting Completion (Liquidus), °C 680
1070
Melting Onset (Solidus), °C 550
1020
Specific Heat Capacity, J/kg-K 870
450
Thermal Conductivity, W/m-K 140
40
Thermal Expansion, µm/m-K 23
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 37
11
Electrical Conductivity: Equal Weight (Specific), % IACS 110
12

Otherwise Unclassified Properties

Base Metal Price, % relative 12
29
Density, g/cm3 3.1
8.2
Embodied Carbon, kg CO2/kg material 8.3
3.6
Embodied Energy, MJ/kg 150
58
Embodied Water, L/kg 1130
390

Common Calculations

Stiffness to Weight: Axial, points 13
8.0
Stiffness to Weight: Bending, points 45
20
Strength to Weight: Axial, points 20
33
Strength to Weight: Bending, points 26
27
Thermal Diffusivity, mm2/s 52
11
Thermal Shock Resistance, points 9.3
33

Alloy Composition

Aluminum (Al), % 89.3 to 93.1
10.5 to 11.5
Chromium (Cr), % 0.15 to 0.25
0 to 0.050
Cobalt (Co), % 0
0 to 0.2
Copper (Cu), % 3.7 to 4.5
74.5 to 81.3
Iron (Fe), % 0 to 0.8
4.0 to 5.5
Lead (Pb), % 0
0 to 0.030
Magnesium (Mg), % 1.2 to 1.7
0
Manganese (Mn), % 0 to 0.1
0 to 1.5
Nickel (Ni), % 1.8 to 2.3
4.2 to 6.0
Silicon (Si), % 0 to 0.6
0 to 0.15
Tin (Sn), % 0
0 to 0.25
Titanium (Ti), % 0.070 to 0.2
0
Zinc (Zn), % 0 to 0.1
0 to 0.3
Residuals, % 0
0 to 0.5