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5070 Aluminum vs. C14520 Copper

5070 aluminum belongs to the aluminum alloys classification, while C14520 copper belongs to the copper alloys. There are 29 material properties with values for both materials. Properties with values for just one material (1, 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 5070 aluminum and the bottom bar is C14520 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 68
120
Elongation at Break, % 20
9.0 to 9.6
Poisson's Ratio 0.33
0.34
Shear Modulus, GPa 26
43
Shear Strength, MPa 190
170 to 190
Tensile Strength: Ultimate (UTS), MPa 300
290 to 330
Tensile Strength: Yield (Proof), MPa 140
230 to 250

Thermal Properties

Latent Heat of Fusion, J/g 390
210
Maximum Temperature: Mechanical, °C 190
200
Melting Completion (Liquidus), °C 640
1080
Melting Onset (Solidus), °C 550
1050
Specific Heat Capacity, J/kg-K 900
390
Thermal Conductivity, W/m-K 130
320
Thermal Expansion, µm/m-K 24
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 31
85
Electrical Conductivity: Equal Weight (Specific), % IACS 100
85

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
33
Density, g/cm3 2.7
8.9
Embodied Carbon, kg CO2/kg material 8.8
2.6
Embodied Energy, MJ/kg 150
42
Embodied Water, L/kg 1170
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 51
24 to 29
Resilience: Unit (Modulus of Resilience), kJ/m3 150
240 to 280
Stiffness to Weight: Axial, points 14
7.2
Stiffness to Weight: Bending, points 50
18
Strength to Weight: Axial, points 31
9.0 to 10
Strength to Weight: Bending, points 37
11 to 12
Thermal Diffusivity, mm2/s 53
94
Thermal Shock Resistance, points 14
10 to 12

Alloy Composition


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Aluminum (Al), % 92.4 to 95.7
0
Chromium (Cr), % 0 to 0.3
0
Copper (Cu), % 0 to 0.25
99.2 to 99.596
Iron (Fe), % 0 to 0.4
0
Magnesium (Mg), % 3.5 to 4.5
0
Manganese (Mn), % 0.4 to 0.8
0
Phosphorus (P), % 0
0.0040 to 0.020
Silicon (Si), % 0 to 0.25
0
Tellurium (Te), % 0
0.4 to 0.7
Titanium (Ti), % 0 to 0.15
0
Zinc (Zn), % 0.4 to 0.8
0
Residuals, % 0 to 0.15
0