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8090 Aluminum vs. 6063A Aluminum

Both 8090 aluminum and 6063A aluminum are aluminum alloys. They have a very high 97% 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 6063A aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 67
68
Elongation at Break, % 3.5 to 13
6.7 to 18
Fatigue Strength, MPa 91 to 140
53 to 80
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 25
26
Tensile Strength: Ultimate (UTS), MPa 340 to 490
130 to 260
Tensile Strength: Yield (Proof), MPa 210 to 420
55 to 200

Thermal Properties

Latent Heat of Fusion, J/g 400
400
Maximum Temperature: Mechanical, °C 190
160
Melting Completion (Liquidus), °C 660
640
Melting Onset (Solidus), °C 600
620
Specific Heat Capacity, J/kg-K 960
900
Thermal Conductivity, W/m-K 95 to 160
200
Thermal Expansion, µm/m-K 24
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 20
49 to 54
Electrical Conductivity: Equal Weight (Specific), % IACS 66
160 to 180

Otherwise Unclassified Properties

Base Metal Price, % relative 18
9.5
Density, g/cm3 2.7
2.7
Embodied Carbon, kg CO2/kg material 8.6
8.3
Embodied Energy, MJ/kg 170
150
Embodied Water, L/kg 1160
1190

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 16 to 41
13 to 21
Resilience: Unit (Modulus of Resilience), kJ/m3 340 to 1330
22 to 280
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 50
50
Strength to Weight: Axial, points 34 to 49
13 to 26
Strength to Weight: Bending, points 39 to 50
21 to 33
Thermal Diffusivity, mm2/s 36 to 60
83
Thermal Shock Resistance, points 15 to 22
5.6 to 11

Alloy Composition


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Aluminum (Al), % 93 to 98.4
97.5 to 99
Chromium (Cr), % 0 to 0.1
0 to 0.050
Copper (Cu), % 1.0 to 1.6
0 to 0.1
Iron (Fe), % 0 to 0.3
0.15 to 0.35
Lithium (Li), % 2.2 to 2.7
0
Magnesium (Mg), % 0.6 to 1.3
0.6 to 0.9
Manganese (Mn), % 0 to 0.1
0 to 0.15
Silicon (Si), % 0 to 0.2
0.3 to 0.6
Titanium (Ti), % 0 to 0.1
0 to 0.1
Zinc (Zn), % 0 to 0.25
0 to 0.15
Zirconium (Zr), % 0.040 to 0.16
0
Residuals, % 0 to 0.15
0 to 0.15