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2011 Aluminum vs. 6106 Aluminum

Both 2011 aluminum and 6106 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 2011 aluminum and the bottom bar is 6106 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 71
69
Elongation at Break, % 8.5 to 18
9.1
Fatigue Strength, MPa 74 to 120
88
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 27
26
Shear Strength, MPa 190 to 250
170
Tensile Strength: Ultimate (UTS), MPa 310 to 420
290
Tensile Strength: Yield (Proof), MPa 140 to 310
220

Thermal Properties

Latent Heat of Fusion, J/g 390
400
Maximum Temperature: Mechanical, °C 190
160
Melting Completion (Liquidus), °C 640
660
Melting Onset (Solidus), °C 540
610
Specific Heat Capacity, J/kg-K 870
900
Thermal Conductivity, W/m-K 140 to 170
190
Thermal Expansion, µm/m-K 23
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 35 to 45
49
Electrical Conductivity: Equal Weight (Specific), % IACS 100 to 130
160

Otherwise Unclassified Properties

Base Metal Price, % relative 11
9.5
Density, g/cm3 3.1
2.7
Embodied Carbon, kg CO2/kg material 7.9
8.3
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1150
1190

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 29 to 52
24
Resilience: Unit (Modulus of Resilience), kJ/m3 140 to 680
370
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 44
50
Strength to Weight: Axial, points 27 to 37
29
Strength to Weight: Bending, points 32 to 40
35
Thermal Diffusivity, mm2/s 51 to 64
78
Thermal Shock Resistance, points 14 to 19
13

Alloy Composition

Aluminum (Al), % 91.3 to 94.6
97.2 to 99.3
Bismuth (Bi), % 0.2 to 0.6
0
Chromium (Cr), % 0
0 to 0.2
Copper (Cu), % 5.0 to 6.0
0 to 0.25
Iron (Fe), % 0 to 0.7
0 to 0.35
Lead (Pb), % 0.2 to 0.6
0
Magnesium (Mg), % 0
0.4 to 0.8
Manganese (Mn), % 0
0.050 to 0.2
Silicon (Si), % 0 to 0.4
0.3 to 0.6
Titanium (Ti), % 0
0 to 0.1
Zinc (Zn), % 0 to 0.3
0 to 0.15
Residuals, % 0
0 to 0.15