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2011A Aluminum vs. 6066 Aluminum

Both 2011A aluminum and 6066 aluminum are aluminum alloys. They have a moderately high 95% of their average alloy composition in common.

For each property being compared, the top bar is 2011A aluminum and the bottom bar is 6066 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 70
70
Elongation at Break, % 6.8 to 16
7.8 to 17
Fatigue Strength, MPa 75 to 100
94 to 130
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 26
26
Shear Strength, MPa 190 to 250
95 to 240
Tensile Strength: Ultimate (UTS), MPa 310 to 410
160 to 400
Tensile Strength: Yield (Proof), MPa 140 to 310
93 to 360

Thermal Properties

Latent Heat of Fusion, J/g 390
410
Maximum Temperature: Mechanical, °C 190
170
Melting Completion (Liquidus), °C 660
650
Melting Onset (Solidus), °C 550
560
Specific Heat Capacity, J/kg-K 870
890
Thermal Conductivity, W/m-K 130
150
Thermal Expansion, µm/m-K 23
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 33
40
Electrical Conductivity: Equal Weight (Specific), % IACS 96
130

Otherwise Unclassified Properties

Base Metal Price, % relative 11
9.5
Density, g/cm3 3.1
2.8
Embodied Carbon, kg CO2/kg material 7.9
8.3
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1150
1160

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 20 to 40
23 to 52
Resilience: Unit (Modulus of Resilience), kJ/m3 140 to 670
61 to 920
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 44
49
Strength to Weight: Axial, points 28 to 37
16 to 39
Strength to Weight: Bending, points 33 to 40
23 to 43
Thermal Diffusivity, mm2/s 49
61
Thermal Shock Resistance, points 14 to 18
6.9 to 17

Alloy Composition

Aluminum (Al), % 91.5 to 95.1
93 to 97
Bismuth (Bi), % 0.2 to 0.6
0
Chromium (Cr), % 0
0 to 0.4
Copper (Cu), % 4.5 to 6.0
0.7 to 1.2
Iron (Fe), % 0 to 0.5
0 to 0.5
Lead (Pb), % 0.2 to 0.6
0
Magnesium (Mg), % 0
0.8 to 1.4
Manganese (Mn), % 0
0.6 to 1.1
Silicon (Si), % 0 to 0.4
0.9 to 1.8
Titanium (Ti), % 0
0 to 0.2
Zinc (Zn), % 0 to 0.3
0 to 0.25
Residuals, % 0
0 to 0.15

Comparable Variants