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8090 Aluminum vs. 4007 Aluminum

Both 8090 aluminum and 4007 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 (3, in this case) are not shown.

For each property being compared, the top bar is 8090 aluminum and the bottom bar is 4007 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 67
71
Elongation at Break, % 3.5 to 13
5.1 to 23
Fatigue Strength, MPa 91 to 140
46 to 88
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 25
27
Tensile Strength: Ultimate (UTS), MPa 340 to 490
130 to 160
Tensile Strength: Yield (Proof), MPa 210 to 420
50 to 120

Thermal Properties

Latent Heat of Fusion, J/g 400
410
Maximum Temperature: Mechanical, °C 190
170
Melting Completion (Liquidus), °C 660
650
Melting Onset (Solidus), °C 600
590
Specific Heat Capacity, J/kg-K 960
890
Thermal Conductivity, W/m-K 95 to 160
170
Thermal Expansion, µm/m-K 24
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 20
42
Electrical Conductivity: Equal Weight (Specific), % IACS 66
140

Otherwise Unclassified Properties

Base Metal Price, % relative 18
9.5
Density, g/cm3 2.7
2.8
Embodied Carbon, kg CO2/kg material 8.6
8.1
Embodied Energy, MJ/kg 170
150
Embodied Water, L/kg 1160
1160

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 16 to 41
7.4 to 23
Resilience: Unit (Modulus of Resilience), kJ/m3 340 to 1330
18 to 110
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 50
49
Strength to Weight: Axial, points 34 to 49
12 to 15
Strength to Weight: Bending, points 39 to 50
20 to 23
Thermal Diffusivity, mm2/s 36 to 60
67
Thermal Shock Resistance, points 15 to 22
5.5 to 6.7

Alloy Composition


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Aluminum (Al), % 93 to 98.4
94.1 to 97.6
Chromium (Cr), % 0 to 0.1
0.050 to 0.25
Cobalt (Co), % 0
0 to 0.050
Copper (Cu), % 1.0 to 1.6
0 to 0.2
Iron (Fe), % 0 to 0.3
0.4 to 1.0
Lithium (Li), % 2.2 to 2.7
0
Magnesium (Mg), % 0.6 to 1.3
0 to 0.2
Manganese (Mn), % 0 to 0.1
0.8 to 1.5
Nickel (Ni), % 0
0.15 to 0.7
Silicon (Si), % 0 to 0.2
1.0 to 1.7
Titanium (Ti), % 0 to 0.1
0 to 0.1
Zinc (Zn), % 0 to 0.25
0 to 0.1
Zirconium (Zr), % 0.040 to 0.16
0
Residuals, % 0 to 0.15
0 to 0.15