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2011 Aluminum vs. 2014 Aluminum

Both 2011 aluminum and 2014 aluminum are aluminum alloys. They have a very high 98% of their average alloy composition in common.

For each property being compared, the top bar is 2011 aluminum and the bottom bar is 2014 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 71
72
Elongation at Break, % 8.5 to 18
1.5 to 16
Fatigue Strength, MPa 74 to 120
90 to 160
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 27
27
Shear Strength, MPa 190 to 250
130 to 290
Tensile Strength: Ultimate (UTS), MPa 310 to 420
190 to 500
Tensile Strength: Yield (Proof), MPa 140 to 310
100 to 440

Thermal Properties

Latent Heat of Fusion, J/g 390
400
Maximum Temperature: Mechanical, °C 190
210
Melting Completion (Liquidus), °C 640
630
Melting Onset (Solidus), °C 540
510
Specific Heat Capacity, J/kg-K 870
870
Thermal Conductivity, W/m-K 140 to 170
150
Thermal Expansion, µm/m-K 23
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 35 to 45
40
Electrical Conductivity: Equal Weight (Specific), % IACS 100 to 130
120

Otherwise Unclassified Properties

Base Metal Price, % relative 11
11
Density, g/cm3 3.1
3.0
Embodied Carbon, kg CO2/kg material 7.9
8.1
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1150
1130

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 29 to 52
6.6 to 56
Resilience: Unit (Modulus of Resilience), kJ/m3 140 to 680
76 to 1330
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 44
46
Strength to Weight: Axial, points 27 to 37
18 to 46
Strength to Weight: Bending, points 32 to 40
25 to 46
Thermal Diffusivity, mm2/s 51 to 64
58
Thermal Shock Resistance, points 14 to 19
8.4 to 22

Alloy Composition

Aluminum (Al), % 91.3 to 94.6
90.4 to 95
Bismuth (Bi), % 0.2 to 0.6
0
Chromium (Cr), % 0
0 to 0.1
Copper (Cu), % 5.0 to 6.0
3.9 to 5.0
Iron (Fe), % 0 to 0.7
0 to 0.7
Lead (Pb), % 0.2 to 0.6
0
Magnesium (Mg), % 0
0.2 to 0.8
Manganese (Mn), % 0
0.4 to 1.2
Silicon (Si), % 0 to 0.4
0.5 to 1.2
Titanium (Ti), % 0
0 to 0.15
Zinc (Zn), % 0 to 0.3
0 to 0.25
Zirconium (Zr), % 0
0 to 0.2
Residuals, % 0
0 to 0.15

Comparable Variants