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7108A Aluminum vs. 7010 Aluminum

Both 7108A aluminum and 7010 aluminum are aluminum alloys. They have a very high 96% of their average alloy composition in common.

For each property being compared, the top bar is 7108A aluminum and the bottom bar is 7010 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 69
70
Elongation at Break, % 11 to 13
3.9 to 6.8
Fatigue Strength, MPa 120 to 130
160 to 190
Poisson's Ratio 0.33
0.32
Shear Modulus, GPa 26
26
Shear Strength, MPa 210
300 to 340
Tensile Strength: Ultimate (UTS), MPa 350
520 to 590
Tensile Strength: Yield (Proof), MPa 290 to 300
410 to 540

Thermal Properties

Latent Heat of Fusion, J/g 380
380
Maximum Temperature: Mechanical, °C 210
200
Melting Completion (Liquidus), °C 630
630
Melting Onset (Solidus), °C 520
480
Specific Heat Capacity, J/kg-K 870
860
Thermal Conductivity, W/m-K 150
150
Thermal Expansion, µm/m-K 24
24

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 36
40
Electrical Conductivity: Equal Weight (Specific), % IACS 110
120

Otherwise Unclassified Properties

Base Metal Price, % relative 10
10
Density, g/cm3 2.9
3.0
Embodied Carbon, kg CO2/kg material 8.3
8.3
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1150
1120

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 38 to 44
22 to 33
Resilience: Unit (Modulus of Resilience), kJ/m3 610 to 640
1230 to 2130
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 47
45
Strength to Weight: Axial, points 33 to 34
47 to 54
Strength to Weight: Bending, points 38
47 to 52
Thermal Diffusivity, mm2/s 59
58
Thermal Shock Resistance, points 15 to 16
22 to 26

Alloy Composition

Aluminum (Al), % 91.6 to 94.4
87.9 to 90.6
Chromium (Cr), % 0 to 0.040
0 to 0.050
Copper (Cu), % 0 to 0.050
1.5 to 2.0
Gallium (Ga), % 0 to 0.030
0
Iron (Fe), % 0 to 0.3
0 to 0.15
Magnesium (Mg), % 0.7 to 1.5
2.1 to 2.6
Manganese (Mn), % 0 to 0.050
0 to 0.1
Nickel (Ni), % 0
0 to 0.050
Silicon (Si), % 0 to 0.2
0 to 0.12
Titanium (Ti), % 0 to 0.030
0 to 0.060
Zinc (Zn), % 4.8 to 5.8
5.7 to 6.7
Zirconium (Zr), % 0.15 to 0.25
0.1 to 0.16
Residuals, % 0
0 to 0.15

Comparable Variants