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5056 Aluminum vs. C82500 Copper

5056 aluminum belongs to the aluminum alloys classification, while C82500 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 5056 aluminum and the bottom bar is C82500 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 67
120
Elongation at Break, % 4.9 to 31
1.0 to 20
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 25
45
Tensile Strength: Ultimate (UTS), MPa 290 to 460
550 to 1100
Tensile Strength: Yield (Proof), MPa 150 to 410
310 to 980

Thermal Properties

Latent Heat of Fusion, J/g 400
240
Maximum Temperature: Mechanical, °C 190
280
Melting Completion (Liquidus), °C 640
980
Melting Onset (Solidus), °C 570
860
Specific Heat Capacity, J/kg-K 910
390
Thermal Conductivity, W/m-K 130
130
Thermal Expansion, µm/m-K 24
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 29
20
Electrical Conductivity: Equal Weight (Specific), % IACS 99
21

Otherwise Unclassified Properties

Density, g/cm3 2.7
8.8
Embodied Carbon, kg CO2/kg material 9.0
10
Embodied Energy, MJ/kg 150
160
Embodied Water, L/kg 1180
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 12 to 140
11 to 94
Resilience: Unit (Modulus of Resilience), kJ/m3 170 to 1220
400 to 4000
Stiffness to Weight: Axial, points 14
7.7
Stiffness to Weight: Bending, points 51
19
Strength to Weight: Axial, points 30 to 48
18 to 35
Strength to Weight: Bending, points 36 to 50
17 to 27
Thermal Diffusivity, mm2/s 53
38
Thermal Shock Resistance, points 13 to 20
19 to 38

Alloy Composition

Aluminum (Al), % 93 to 95.4
0 to 0.15
Beryllium (Be), % 0
1.9 to 2.3
Chromium (Cr), % 0.050 to 0.2
0 to 0.1
Cobalt (Co), % 0
0.15 to 0.7
Copper (Cu), % 0 to 0.1
95.3 to 97.8
Iron (Fe), % 0 to 0.4
0 to 0.25
Lead (Pb), % 0
0 to 0.020
Magnesium (Mg), % 4.5 to 5.6
0
Manganese (Mn), % 0.050 to 0.2
0
Nickel (Ni), % 0
0 to 0.2
Silicon (Si), % 0 to 0.3
0.2 to 0.35
Tin (Sn), % 0
0 to 0.1
Titanium (Ti), % 0
0 to 0.12
Zinc (Zn), % 0 to 0.1
0 to 0.1
Residuals, % 0
0 to 0.5