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7010 Aluminum vs. C72800 Copper-nickel

7010 aluminum belongs to the aluminum alloys classification, while C72800 copper-nickel belongs to the copper alloys. There are 29 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 7010 aluminum and the bottom bar is C72800 copper-nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 70
120
Elongation at Break, % 3.9 to 6.8
3.9 to 23
Poisson's Ratio 0.32
0.34
Shear Modulus, GPa 26
44
Shear Strength, MPa 300 to 340
330 to 740
Tensile Strength: Ultimate (UTS), MPa 520 to 590
520 to 1270
Tensile Strength: Yield (Proof), MPa 410 to 540
250 to 1210

Thermal Properties

Latent Heat of Fusion, J/g 380
210
Maximum Temperature: Mechanical, °C 200
200
Melting Completion (Liquidus), °C 630
1080
Melting Onset (Solidus), °C 480
920
Specific Heat Capacity, J/kg-K 860
380
Thermal Conductivity, W/m-K 150
55
Thermal Expansion, µm/m-K 24
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 40
11
Electrical Conductivity: Equal Weight (Specific), % IACS 120
11

Otherwise Unclassified Properties

Base Metal Price, % relative 10
38
Density, g/cm3 3.0
8.8
Embodied Carbon, kg CO2/kg material 8.3
4.4
Embodied Energy, MJ/kg 150
68
Embodied Water, L/kg 1120
360

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 22 to 33
37 to 99
Resilience: Unit (Modulus of Resilience), kJ/m3 1230 to 2130
260 to 5650
Stiffness to Weight: Axial, points 13
7.4
Stiffness to Weight: Bending, points 45
19
Strength to Weight: Axial, points 47 to 54
17 to 40
Strength to Weight: Bending, points 47 to 52
16 to 30
Thermal Diffusivity, mm2/s 58
17
Thermal Shock Resistance, points 22 to 26
19 to 45

Alloy Composition

Aluminum (Al), % 87.9 to 90.6
0 to 0.1
Antimony (Sb), % 0
0 to 0.020
Bismuth (Bi), % 0
0 to 0.0010
Boron (B), % 0
0 to 0.0010
Chromium (Cr), % 0 to 0.050
0
Copper (Cu), % 1.5 to 2.0
78.3 to 82.8
Iron (Fe), % 0 to 0.15
0 to 0.5
Lead (Pb), % 0
0 to 0.0050
Magnesium (Mg), % 2.1 to 2.6
0.0050 to 0.15
Manganese (Mn), % 0 to 0.1
0.050 to 0.3
Nickel (Ni), % 0 to 0.050
9.5 to 10.5
Niobium (Nb), % 0
0.1 to 0.3
Phosphorus (P), % 0
0 to 0.0050
Silicon (Si), % 0 to 0.12
0 to 0.050
Sulfur (S), % 0
0 to 0.0025
Tin (Sn), % 0
7.5 to 8.5
Titanium (Ti), % 0 to 0.060
0 to 0.010
Zinc (Zn), % 5.7 to 6.7
0 to 1.0
Zirconium (Zr), % 0.1 to 0.16
0
Residuals, % 0
0 to 0.3