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7022 Aluminum vs. 2195 Aluminum

Both 7022 aluminum and 2195 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 2195 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 70
69
Elongation at Break, % 6.3 to 8.0
9.3
Fatigue Strength, MPa 140 to 170
190
Poisson's Ratio 0.32
0.33
Shear Modulus, GPa 26
26
Shear Strength, MPa 290 to 320
350
Tensile Strength: Ultimate (UTS), MPa 490 to 540
590
Tensile Strength: Yield (Proof), MPa 390 to 460
560

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
550
Specific Heat Capacity, J/kg-K 870
900
Thermal Conductivity, W/m-K 140
130
Thermal Expansion, µm/m-K 24
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 21
34
Electrical Conductivity: Equal Weight (Specific), % IACS 65
100

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
54
Resilience: Unit (Modulus of Resilience), kJ/m3 1100 to 1500
2290
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 47
46
Strength to Weight: Axial, points 47 to 51
55
Strength to Weight: Bending, points 47 to 50
53
Thermal Diffusivity, mm2/s 54
49
Thermal Shock Resistance, points 21 to 23
26

Alloy Composition

Aluminum (Al), % 87.9 to 92.4
91.9 to 94.9
Chromium (Cr), % 0.1 to 0.3
0
Copper (Cu), % 0.5 to 1.0
3.7 to 4.3
Iron (Fe), % 0 to 0.5
0 to 0.15
Lithium (Li), % 0
0.8 to 1.2
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
0.080 to 0.16
Residuals, % 0
0 to 0.15