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8011A Aluminum vs. 7022 Aluminum

Both 8011A aluminum and 7022 aluminum are aluminum alloys. They have a moderately high 91% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is 8011A aluminum and the bottom bar is 7022 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 69
70
Elongation at Break, % 1.7 to 28
6.3 to 8.0
Fatigue Strength, MPa 33 to 76
140 to 170
Poisson's Ratio 0.33
0.32
Shear Modulus, GPa 26
26
Tensile Strength: Ultimate (UTS), MPa 100 to 180
490 to 540
Tensile Strength: Yield (Proof), MPa 34 to 170
390 to 460

Thermal Properties

Latent Heat of Fusion, J/g 400
380
Maximum Temperature: Mechanical, °C 170
200
Melting Completion (Liquidus), °C 650
640
Melting Onset (Solidus), °C 630
480
Specific Heat Capacity, J/kg-K 900
870
Thermal Conductivity, W/m-K 210
140
Thermal Expansion, µm/m-K 23
24

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 56
21
Electrical Conductivity: Equal Weight (Specific), % IACS 180
65

Otherwise Unclassified Properties

Base Metal Price, % relative 9.0
10
Density, g/cm3 2.7
2.9
Embodied Carbon, kg CO2/kg material 8.2
8.5
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1180
1130

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 3.0 to 22
29 to 40
Resilience: Unit (Modulus of Resilience), kJ/m3 8.2 to 200
1100 to 1500
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 50
47
Strength to Weight: Axial, points 11 to 18
47 to 51
Strength to Weight: Bending, points 18 to 26
47 to 50
Thermal Diffusivity, mm2/s 86
54
Thermal Shock Resistance, points 4.6 to 8.1
21 to 23

Alloy Composition

Aluminum (Al), % 97.5 to 99.1
87.9 to 92.4
Chromium (Cr), % 0 to 0.1
0.1 to 0.3
Copper (Cu), % 0 to 0.1
0.5 to 1.0
Iron (Fe), % 0.5 to 1.0
0 to 0.5
Magnesium (Mg), % 0 to 0.1
2.6 to 3.7
Manganese (Mn), % 0 to 0.1
0.1 to 0.4
Silicon (Si), % 0.4 to 0.8
0 to 0.5
Titanium (Ti), % 0 to 0.050
0 to 0.2
Zinc (Zn), % 0 to 0.1
4.3 to 5.2
Zirconium (Zr), % 0
0 to 0.2
Residuals, % 0
0 to 0.15