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5056 Aluminum vs. C96700 Copper

5056 aluminum belongs to the aluminum alloys classification, while C96700 copper belongs to the copper alloys. There are 26 material properties with values for both materials. Properties with values for just one material (6, 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 C96700 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 67
140
Elongation at Break, % 4.9 to 31
10
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 25
53
Tensile Strength: Ultimate (UTS), MPa 290 to 460
1210
Tensile Strength: Yield (Proof), MPa 150 to 410
550

Thermal Properties

Latent Heat of Fusion, J/g 400
250
Maximum Temperature: Mechanical, °C 190
310
Melting Completion (Liquidus), °C 640
1170
Melting Onset (Solidus), °C 570
1110
Specific Heat Capacity, J/kg-K 910
400
Thermal Conductivity, W/m-K 130
30
Thermal Expansion, µm/m-K 24
15

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
90
Density, g/cm3 2.7
8.8
Embodied Carbon, kg CO2/kg material 9.0
9.5
Embodied Energy, MJ/kg 150
140
Embodied Water, L/kg 1180
280

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 12 to 140
99
Resilience: Unit (Modulus of Resilience), kJ/m3 170 to 1220
1080
Stiffness to Weight: Axial, points 14
8.9
Stiffness to Weight: Bending, points 51
20
Strength to Weight: Axial, points 30 to 48
38
Strength to Weight: Bending, points 36 to 50
29
Thermal Diffusivity, mm2/s 53
8.5
Thermal Shock Resistance, points 13 to 20
40

Alloy Composition

Aluminum (Al), % 93 to 95.4
0
Beryllium (Be), % 0
1.1 to 1.2
Chromium (Cr), % 0.050 to 0.2
0
Copper (Cu), % 0 to 0.1
62.4 to 68.8
Iron (Fe), % 0 to 0.4
0.4 to 1.0
Lead (Pb), % 0
0 to 0.010
Magnesium (Mg), % 4.5 to 5.6
0
Manganese (Mn), % 0.050 to 0.2
0.4 to 1.0
Nickel (Ni), % 0
29 to 33
Silicon (Si), % 0 to 0.3
0 to 0.15
Titanium (Ti), % 0
0.15 to 0.35
Zinc (Zn), % 0 to 0.1
0
Zirconium (Zr), % 0
0.15 to 0.35
Residuals, % 0
0 to 0.5