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A384.0 Aluminum vs. C95800 Bronze

A384.0 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 A384.0 aluminum and the bottom bar is C95800 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 74
120
Elongation at Break, % 2.5
22
Poisson's Ratio 0.33
0.34
Shear Modulus, GPa 28
44
Tensile Strength: Ultimate (UTS), MPa 330
660
Tensile Strength: Yield (Proof), MPa 170
270

Thermal Properties

Latent Heat of Fusion, J/g 550
230
Maximum Temperature: Mechanical, °C 170
230
Melting Completion (Liquidus), °C 610
1060
Melting Onset (Solidus), °C 510
1040
Specific Heat Capacity, J/kg-K 880
440
Thermal Conductivity, W/m-K 96
36
Thermal Expansion, µm/m-K 21
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 23
7.0
Electrical Conductivity: Equal Weight (Specific), % IACS 73
7.6

Otherwise Unclassified Properties

Base Metal Price, % relative 11
29
Density, g/cm3 2.8
8.3
Embodied Carbon, kg CO2/kg material 7.5
3.4
Embodied Energy, MJ/kg 140
55
Embodied Water, L/kg 1010
370

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 6.9
110
Resilience: Unit (Modulus of Resilience), kJ/m3 180
310
Stiffness to Weight: Axial, points 15
7.9
Stiffness to Weight: Bending, points 50
20
Strength to Weight: Axial, points 32
22
Strength to Weight: Bending, points 38
20
Thermal Diffusivity, mm2/s 39
9.9
Thermal Shock Resistance, points 15
23

Alloy Composition

Aluminum (Al), % 79.3 to 86.5
8.5 to 9.5
Copper (Cu), % 3.0 to 4.5
79 to 83.2
Iron (Fe), % 0 to 1.3
3.5 to 4.5
Lead (Pb), % 0
0 to 0.030
Magnesium (Mg), % 0 to 0.1
0
Manganese (Mn), % 0 to 0.5
0.8 to 1.5
Nickel (Ni), % 0 to 0.5
4.0 to 5.0
Silicon (Si), % 10.5 to 12
0 to 0.1
Tin (Sn), % 0 to 0.35
0
Zinc (Zn), % 0 to 1.0
0
Residuals, % 0
0 to 0.5