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A357.0 Aluminum vs. C82400 Copper

A357.0 aluminum belongs to the aluminum alloys classification, while C82400 copper belongs to the copper alloys. There are 27 material properties with values for both materials. Properties with values for just one material (4, 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 A357.0 aluminum and the bottom bar is C82400 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 70
120
Elongation at Break, % 3.7
1.0 to 20
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 26
45
Tensile Strength: Ultimate (UTS), MPa 350
500 to 1030
Tensile Strength: Yield (Proof), MPa 270
260 to 970

Thermal Properties

Latent Heat of Fusion, J/g 500
230
Maximum Temperature: Mechanical, °C 170
270
Melting Completion (Liquidus), °C 610
1000
Melting Onset (Solidus), °C 560
900
Specific Heat Capacity, J/kg-K 900
380
Thermal Conductivity, W/m-K 160
130
Thermal Expansion, µm/m-K 21
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 40
25
Electrical Conductivity: Equal Weight (Specific), % IACS 140
26

Otherwise Unclassified Properties

Density, g/cm3 2.6
8.8
Embodied Carbon, kg CO2/kg material 8.2
8.9
Embodied Energy, MJ/kg 150
140
Embodied Water, L/kg 1110
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 12
10 to 83
Resilience: Unit (Modulus of Resilience), kJ/m3 520
270 to 3870
Stiffness to Weight: Axial, points 15
7.6
Stiffness to Weight: Bending, points 53
19
Strength to Weight: Axial, points 38
16 to 33
Strength to Weight: Bending, points 43
16 to 26
Thermal Diffusivity, mm2/s 68
39
Thermal Shock Resistance, points 17
17 to 36

Alloy Composition

Aluminum (Al), % 90.8 to 93
0 to 0.15
Beryllium (Be), % 0.040 to 0.070
1.6 to 1.9
Chromium (Cr), % 0
0 to 0.1
Cobalt (Co), % 0
0.2 to 0.65
Copper (Cu), % 0 to 0.2
96 to 98.2
Iron (Fe), % 0 to 0.2
0 to 0.2
Lead (Pb), % 0
0 to 0.020
Magnesium (Mg), % 0.4 to 0.7
0
Manganese (Mn), % 0 to 0.1
0
Nickel (Ni), % 0
0 to 0.2
Silicon (Si), % 6.5 to 7.5
0
Tin (Sn), % 0
0 to 0.1
Titanium (Ti), % 0.040 to 0.2
0 to 0.12
Zinc (Zn), % 0 to 0.1
0 to 0.1
Residuals, % 0
0 to 0.5