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7022 Aluminum vs. 6025 Aluminum

Both 7022 aluminum and 6025 aluminum are aluminum alloys. They have a moderately high 94% of their average alloy composition in common.

For each property being compared, the top bar is 7022 aluminum and the bottom bar is 6025 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 70
70
Elongation at Break, % 6.3 to 8.0
2.8 to 10
Fatigue Strength, MPa 140 to 170
67 to 110
Poisson's Ratio 0.32
0.33
Shear Modulus, GPa 26
26
Shear Strength, MPa 290 to 320
110 to 140
Tensile Strength: Ultimate (UTS), MPa 490 to 540
190 to 240
Tensile Strength: Yield (Proof), MPa 390 to 460
68 to 210

Thermal Properties

Latent Heat of Fusion, J/g 380
410
Maximum Temperature: Mechanical, °C 200
160
Melting Completion (Liquidus), °C 640
650
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
33
Electrical Conductivity: Equal Weight (Specific), % IACS 65
110

Otherwise Unclassified Properties

Base Metal Price, % relative 10
9.5
Density, g/cm3 2.9
2.8
Embodied Carbon, kg CO2/kg material 8.5
8.5
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1130
1160

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 29 to 40
6.0 to 15
Resilience: Unit (Modulus of Resilience), kJ/m3 1100 to 1500
33 to 310
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 47
50
Strength to Weight: Axial, points 47 to 51
19 to 24
Strength to Weight: Bending, points 47 to 50
26 to 31
Thermal Diffusivity, mm2/s 54
54
Thermal Shock Resistance, points 21 to 23
8.2 to 10

Alloy Composition

Aluminum (Al), % 87.9 to 92.4
91.7 to 96.3
Chromium (Cr), % 0.1 to 0.3
0 to 0.2
Copper (Cu), % 0.5 to 1.0
0.2 to 0.7
Iron (Fe), % 0 to 0.5
0 to 0.7
Magnesium (Mg), % 2.6 to 3.7
2.1 to 3.0
Manganese (Mn), % 0.1 to 0.4
0.6 to 1.4
Silicon (Si), % 0 to 0.5
0.8 to 1.5
Titanium (Ti), % 0 to 0.2
0 to 0.2
Zinc (Zn), % 4.3 to 5.2
0 to 0.5
Zirconium (Zr), % 0 to 0.2
0
Residuals, % 0
0 to 0.15