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8090 Aluminum vs. 1070 Aluminum

Both 8090 aluminum and 1070 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 1070 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 67
68
Elongation at Break, % 3.5 to 13
4.5 to 39
Fatigue Strength, MPa 91 to 140
22 to 49
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 25
26
Tensile Strength: Ultimate (UTS), MPa 340 to 490
73 to 140
Tensile Strength: Yield (Proof), MPa 210 to 420
17 to 120

Thermal Properties

Latent Heat of Fusion, J/g 400
400
Maximum Temperature: Mechanical, °C 190
170
Melting Completion (Liquidus), °C 660
640
Melting Onset (Solidus), °C 600
640
Specific Heat Capacity, J/kg-K 960
900
Thermal Conductivity, W/m-K 95 to 160
230
Thermal Expansion, µm/m-K 24
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 20
61
Electrical Conductivity: Equal Weight (Specific), % IACS 66
200

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
160
Embodied Water, L/kg 1160
1200

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 16 to 41
4.8 to 21
Resilience: Unit (Modulus of Resilience), kJ/m3 340 to 1330
2.1 to 110
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 50
50
Strength to Weight: Axial, points 34 to 49
7.5 to 14
Strength to Weight: Bending, points 39 to 50
14 to 22
Thermal Diffusivity, mm2/s 36 to 60
94
Thermal Shock Resistance, points 15 to 22
3.3 to 6.1

Alloy Composition

Aluminum (Al), % 93 to 98.4
99.7 to 100
Chromium (Cr), % 0 to 0.1
0
Copper (Cu), % 1.0 to 1.6
0 to 0.040
Iron (Fe), % 0 to 0.3
0 to 0.25
Lithium (Li), % 2.2 to 2.7
0
Magnesium (Mg), % 0.6 to 1.3
0 to 0.030
Manganese (Mn), % 0 to 0.1
0 to 0.030
Silicon (Si), % 0 to 0.2
0 to 0.2
Titanium (Ti), % 0 to 0.1
0 to 0.030
Vanadium (V), % 0
0 to 0.050
Zinc (Zn), % 0 to 0.25
0 to 0.040
Zirconium (Zr), % 0.040 to 0.16
0
Residuals, % 0
0 to 0.030