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7022 Aluminum vs. 2095 Aluminum

Both 7022 aluminum and 2095 aluminum are aluminum alloys. They have a moderately high 92% of their average alloy composition in common. There are 30 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is 7022 aluminum and the bottom bar is 2095 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 70
70
Elongation at Break, % 6.3 to 8.0
8.5
Fatigue Strength, MPa 140 to 170
200
Poisson's Ratio 0.32
0.33
Shear Modulus, GPa 26
26
Shear Strength, MPa 290 to 320
410
Tensile Strength: Ultimate (UTS), MPa 490 to 540
700
Tensile Strength: Yield (Proof), MPa 390 to 460
610

Thermal Properties

Latent Heat of Fusion, J/g 380
390
Maximum Temperature: Mechanical, °C 200
210
Melting Completion (Liquidus), °C 640
660
Melting Onset (Solidus), °C 480
540
Specific Heat Capacity, J/kg-K 870
910
Thermal Conductivity, W/m-K 140
130
Thermal Expansion, µm/m-K 24
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 21
35
Electrical Conductivity: Equal Weight (Specific), % IACS 65
110

Otherwise Unclassified Properties

Base Metal Price, % relative 10
31
Density, g/cm3 2.9
3.0
Embodied Carbon, kg CO2/kg material 8.5
8.6
Embodied Energy, MJ/kg 150
160
Embodied Water, L/kg 1130
1470

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 29 to 40
57
Resilience: Unit (Modulus of Resilience), kJ/m3 1100 to 1500
2640
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 47
46
Strength to Weight: Axial, points 47 to 51
65
Strength to Weight: Bending, points 47 to 50
59
Thermal Diffusivity, mm2/s 54
49
Thermal Shock Resistance, points 21 to 23
31

Alloy Composition

Aluminum (Al), % 87.9 to 92.4
91.3 to 94.9
Chromium (Cr), % 0.1 to 0.3
0
Copper (Cu), % 0.5 to 1.0
3.9 to 4.6
Iron (Fe), % 0 to 0.5
0 to 0.15
Lithium (Li), % 0
0.7 to 1.5
Magnesium (Mg), % 2.6 to 3.7
0.25 to 0.8
Manganese (Mn), % 0.1 to 0.4
0 to 0.25
Silicon (Si), % 0 to 0.5
0 to 0.12
Silver (Ag), % 0
0.25 to 0.6
Titanium (Ti), % 0 to 0.2
0 to 0.1
Zinc (Zn), % 4.3 to 5.2
0 to 0.25
Zirconium (Zr), % 0 to 0.2
0.040 to 0.18
Residuals, % 0
0 to 0.15