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2011-T3 Aluminum vs. 2017-T3 Aluminum

Both 2011-T3 aluminum and 2017-T3 aluminum are aluminum alloys. Both are furnished in the T3 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 2011-T3 aluminum and the bottom bar is 2017-T3 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 71
71
Elongation at Break, % 12
17
Fatigue Strength, MPa 120
110
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 27
27
Shear Strength, MPa 220
260
Tensile Strength: Ultimate (UTS), MPa 360
430
Tensile Strength: Yield (Proof), MPa 280
240

Thermal Properties

Latent Heat of Fusion, J/g 390
390
Maximum Temperature: Mechanical, °C 190
190
Melting Completion (Liquidus), °C 640
640
Melting Onset (Solidus), °C 540
510
Specific Heat Capacity, J/kg-K 870
880
Thermal Conductivity, W/m-K 150
150
Thermal Expansion, µm/m-K 23
24

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 39
38
Electrical Conductivity: Equal Weight (Specific), % IACS 110
110

Otherwise Unclassified Properties

Base Metal Price, % relative 11
10
Density, g/cm3 3.1
3.0
Embodied Carbon, kg CO2/kg material 7.9
8.0
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1150
1140

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 39
62
Resilience: Unit (Modulus of Resilience), kJ/m3 540
410
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 44
46
Strength to Weight: Axial, points 32
40
Strength to Weight: Bending, points 36
42
Thermal Diffusivity, mm2/s 56
56
Thermal Shock Resistance, points 16
18

Alloy Composition

Aluminum (Al), % 91.3 to 94.6
91.6 to 95.5
Bismuth (Bi), % 0.2 to 0.6
0
Chromium (Cr), % 0
0 to 0.1
Copper (Cu), % 5.0 to 6.0
3.5 to 4.5
Iron (Fe), % 0 to 0.7
0 to 0.7
Lead (Pb), % 0.2 to 0.6
0
Magnesium (Mg), % 0
0.4 to 0.8
Manganese (Mn), % 0
0.4 to 1.0
Silicon (Si), % 0 to 0.4
0.2 to 0.8
Titanium (Ti), % 0
0 to 0.15
Zinc (Zn), % 0 to 0.3
0 to 0.25
Residuals, % 0
0 to 0.15