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6066-T62 Aluminum vs. 6082-T62 Aluminum

Both 6066-T62 aluminum and 6082-T62 aluminum are aluminum alloys. Both are furnished in the T62 temper. They have a very high 98% 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 6066-T62 aluminum and the bottom bar is 6082-T62 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 70
69
Elongation at Break, % 7.8
7.9
Fatigue Strength, MPa 130
100
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 26
26
Shear Strength, MPa 230
180
Tensile Strength: Ultimate (UTS), MPa 390
310
Tensile Strength: Yield (Proof), MPa 330
270

Thermal Properties

Latent Heat of Fusion, J/g 410
410
Maximum Temperature: Mechanical, °C 170
170
Melting Completion (Liquidus), °C 650
650
Melting Onset (Solidus), °C 560
580
Specific Heat Capacity, J/kg-K 890
900
Thermal Conductivity, W/m-K 150
160
Thermal Expansion, µm/m-K 23
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 40
42
Electrical Conductivity: Equal Weight (Specific), % IACS 130
140

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
9.5
Density, g/cm3 2.8
2.7
Embodied Carbon, kg CO2/kg material 8.3
8.3
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1160
1170

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 29
24
Resilience: Unit (Modulus of Resilience), kJ/m3 780
530
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 49
50
Strength to Weight: Axial, points 38
32
Strength to Weight: Bending, points 42
38
Thermal Diffusivity, mm2/s 61
67
Thermal Shock Resistance, points 17
14

Alloy Composition

Aluminum (Al), % 93 to 97
95.2 to 98.3
Chromium (Cr), % 0 to 0.4
0 to 0.25
Copper (Cu), % 0.7 to 1.2
0 to 0.1
Iron (Fe), % 0 to 0.5
0 to 0.5
Magnesium (Mg), % 0.8 to 1.4
0.6 to 1.2
Manganese (Mn), % 0.6 to 1.1
0.4 to 1.0
Silicon (Si), % 0.9 to 1.8
0.7 to 1.3
Titanium (Ti), % 0 to 0.2
0 to 0.1
Zinc (Zn), % 0 to 0.25
0 to 0.2
Residuals, % 0
0 to 0.15