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7022 Aluminum vs. 851.0 Aluminum

Both 7022 aluminum and 851.0 aluminum are aluminum alloys. They have a moderately high 91% of their average alloy composition in common. There are 25 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is 7022 aluminum and the bottom bar is 851.0 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 70
69
Elongation at Break, % 6.3 to 8.0
3.9 to 9.1
Poisson's Ratio 0.32
0.33
Shear Modulus, GPa 26
26
Tensile Strength: Ultimate (UTS), MPa 490 to 540
130 to 140

Thermal Properties

Latent Heat of Fusion, J/g 380
410
Maximum Temperature: Mechanical, °C 200
180
Melting Completion (Liquidus), °C 640
630
Melting Onset (Solidus), °C 480
360
Specific Heat Capacity, J/kg-K 870
850
Thermal Conductivity, W/m-K 140
180
Thermal Expansion, µm/m-K 24
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 21
46
Electrical Conductivity: Equal Weight (Specific), % IACS 65
140

Otherwise Unclassified Properties

Base Metal Price, % relative 10
14
Density, g/cm3 2.9
3.1
Embodied Carbon, kg CO2/kg material 8.5
8.4
Embodied Energy, MJ/kg 150
160
Embodied Water, L/kg 1130
1140

Common Calculations

Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 47
45
Strength to Weight: Axial, points 47 to 51
12 to 13
Strength to Weight: Bending, points 47 to 50
19 to 20
Thermal Diffusivity, mm2/s 54
69
Thermal Shock Resistance, points 21 to 23
6.1 to 6.3

Alloy Composition

Aluminum (Al), % 87.9 to 92.4
86.6 to 91.5
Chromium (Cr), % 0.1 to 0.3
0
Copper (Cu), % 0.5 to 1.0
0.7 to 1.3
Iron (Fe), % 0 to 0.5
0 to 0.7
Magnesium (Mg), % 2.6 to 3.7
0 to 0.1
Manganese (Mn), % 0.1 to 0.4
0 to 0.1
Nickel (Ni), % 0
0.3 to 0.7
Silicon (Si), % 0 to 0.5
2.0 to 3.0
Tin (Sn), % 0
5.5 to 7.0
Titanium (Ti), % 0 to 0.2
0 to 0.2
Zinc (Zn), % 4.3 to 5.2
0
Zirconium (Zr), % 0 to 0.2
0
Residuals, % 0
0 to 0.3

Comparable Variants