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8090 Aluminum vs. 2017A Aluminum

Both 8090 aluminum and 2017A aluminum are aluminum alloys. They have a very high 96% 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 8090 aluminum and the bottom bar is 2017A aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 67
71
Elongation at Break, % 3.5 to 13
2.2 to 14
Fatigue Strength, MPa 91 to 140
92 to 130
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 25
27
Tensile Strength: Ultimate (UTS), MPa 340 to 490
200 to 460
Tensile Strength: Yield (Proof), MPa 210 to 420
110 to 290

Thermal Properties

Latent Heat of Fusion, J/g 400
390
Maximum Temperature: Mechanical, °C 190
220
Melting Completion (Liquidus), °C 660
650
Melting Onset (Solidus), °C 600
510
Specific Heat Capacity, J/kg-K 960
880
Thermal Conductivity, W/m-K 95 to 160
150
Thermal Expansion, µm/m-K 24
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 20
34
Electrical Conductivity: Equal Weight (Specific), % IACS 66
100

Otherwise Unclassified Properties

Base Metal Price, % relative 18
11
Density, g/cm3 2.7
3.0
Embodied Carbon, kg CO2/kg material 8.6
8.2
Embodied Energy, MJ/kg 170
150
Embodied Water, L/kg 1160
1140

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 16 to 41
6.7 to 53
Resilience: Unit (Modulus of Resilience), kJ/m3 340 to 1330
90 to 570
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 50
46
Strength to Weight: Axial, points 34 to 49
19 to 42
Strength to Weight: Bending, points 39 to 50
26 to 44
Thermal Diffusivity, mm2/s 36 to 60
56
Thermal Shock Resistance, points 15 to 22
8.9 to 20

Alloy Composition


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Aluminum (Al), % 93 to 98.4
91.3 to 95.5
Chromium (Cr), % 0 to 0.1
0 to 0.1
Copper (Cu), % 1.0 to 1.6
3.5 to 4.5
Iron (Fe), % 0 to 0.3
0 to 0.7
Lithium (Li), % 2.2 to 2.7
0
Magnesium (Mg), % 0.6 to 1.3
0.4 to 1.0
Manganese (Mn), % 0 to 0.1
0.4 to 1.0
Silicon (Si), % 0 to 0.2
0.2 to 0.8
Titanium (Ti), % 0 to 0.1
0 to 0.25
Zinc (Zn), % 0 to 0.25
0 to 0.25
Zirconium (Zr), % 0.040 to 0.16
0 to 0.25
Residuals, % 0 to 0.15
0 to 0.15

Comparable Variants