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8090 Aluminum vs. 5059 Aluminum

Both 8090 aluminum and 5059 aluminum are aluminum alloys. They have a moderately high 94% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is 8090 aluminum and the bottom bar is 5059 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 67
69
Elongation at Break, % 3.5 to 13
11 to 25
Fatigue Strength, MPa 91 to 140
170 to 240
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 25
26
Tensile Strength: Ultimate (UTS), MPa 340 to 490
350 to 410
Tensile Strength: Yield (Proof), MPa 210 to 420
170 to 300

Thermal Properties

Latent Heat of Fusion, J/g 400
390
Maximum Temperature: Mechanical, °C 190
210
Melting Completion (Liquidus), °C 660
650
Melting Onset (Solidus), °C 600
510
Specific Heat Capacity, J/kg-K 960
900
Thermal Conductivity, W/m-K 95 to 160
110
Thermal Expansion, µm/m-K 24
24

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 20
29
Electrical Conductivity: Equal Weight (Specific), % IACS 66
95

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
9.1
Embodied Energy, MJ/kg 170
160
Embodied Water, L/kg 1160
1160

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 16 to 41
42 to 75
Resilience: Unit (Modulus of Resilience), kJ/m3 340 to 1330
220 to 650
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 50
50
Strength to Weight: Axial, points 34 to 49
36 to 42
Strength to Weight: Bending, points 39 to 50
41 to 45
Thermal Diffusivity, mm2/s 36 to 60
44
Thermal Shock Resistance, points 15 to 22
16 to 18

Alloy Composition

Aluminum (Al), % 93 to 98.4
89.9 to 94
Chromium (Cr), % 0 to 0.1
0 to 0.25
Copper (Cu), % 1.0 to 1.6
0 to 0.25
Iron (Fe), % 0 to 0.3
0 to 0.5
Lithium (Li), % 2.2 to 2.7
0
Magnesium (Mg), % 0.6 to 1.3
5.0 to 6.0
Manganese (Mn), % 0 to 0.1
0.6 to 1.2
Silicon (Si), % 0 to 0.2
0 to 0.45
Titanium (Ti), % 0 to 0.1
0 to 0.2
Zinc (Zn), % 0 to 0.25
0.4 to 0.9
Zirconium (Zr), % 0.040 to 0.16
0.050 to 0.25
Residuals, % 0
0 to 0.15