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7050 Aluminum vs. 6082 Aluminum

Both 7050 aluminum and 6082 aluminum are aluminum alloys. They have a moderately high 91% 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 7050 aluminum and the bottom bar is 6082 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 70
69
Elongation at Break, % 2.2 to 12
6.3 to 18
Fatigue Strength, MPa 130 to 210
55 to 130
Poisson's Ratio 0.32
0.33
Shear Modulus, GPa 26
26
Shear Strength, MPa 280 to 330
84 to 220
Tensile Strength: Ultimate (UTS), MPa 490 to 570
140 to 340
Tensile Strength: Yield (Proof), MPa 390 to 500
85 to 320

Thermal Properties

Latent Heat of Fusion, J/g 370
410
Maximum Temperature: Mechanical, °C 190
170
Melting Completion (Liquidus), °C 630
650
Melting Onset (Solidus), °C 490
580
Specific Heat Capacity, J/kg-K 860
900
Thermal Conductivity, W/m-K 140
160
Thermal Expansion, µm/m-K 24
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 35
42
Electrical Conductivity: Equal Weight (Specific), % IACS 100
140

Otherwise Unclassified Properties

Base Metal Price, % relative 10
9.5
Density, g/cm3 3.1
2.7
Embodied Carbon, kg CO2/kg material 8.2
8.3
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1120
1170

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 10 to 55
19 to 43
Resilience: Unit (Modulus of Resilience), kJ/m3 1110 to 1760
52 to 710
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 45
50
Strength to Weight: Axial, points 45 to 51
14 to 35
Strength to Weight: Bending, points 45 to 50
21 to 40
Thermal Diffusivity, mm2/s 54
67
Thermal Shock Resistance, points 21 to 25
6.0 to 15

Alloy Composition

Aluminum (Al), % 87.3 to 92.1
95.2 to 98.3
Chromium (Cr), % 0 to 0.040
0 to 0.25
Copper (Cu), % 2.0 to 2.6
0 to 0.1
Iron (Fe), % 0 to 0.15
0 to 0.5
Magnesium (Mg), % 1.9 to 2.6
0.6 to 1.2
Manganese (Mn), % 0 to 0.1
0.4 to 1.0
Silicon (Si), % 0 to 0.12
0.7 to 1.3
Titanium (Ti), % 0 to 0.060
0 to 0.1
Zinc (Zn), % 5.7 to 6.7
0 to 0.2
Zirconium (Zr), % 0.080 to 0.15
0
Residuals, % 0
0 to 0.15