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2011A-T4 Aluminum vs. 6463-T4 Aluminum

Both 2011A-T4 aluminum and 6463-T4 aluminum are aluminum alloys. Both are furnished in the T4 temper. They have a moderately high 94% of their average alloy composition in common.

For each property being compared, the top bar is 2011A-T4 aluminum and the bottom bar is 6463-T4 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 70
68
Elongation at Break, % 16
16
Fatigue Strength, MPa 75
45
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 26
26
Shear Strength, MPa 190
86
Tensile Strength: Ultimate (UTS), MPa 310
140
Tensile Strength: Yield (Proof), MPa 140
86

Thermal Properties

Latent Heat of Fusion, J/g 390
400
Maximum Temperature: Mechanical, °C 190
160
Melting Completion (Liquidus), °C 660
660
Melting Onset (Solidus), °C 550
620
Specific Heat Capacity, J/kg-K 870
900
Thermal Conductivity, W/m-K 130
200
Thermal Expansion, µm/m-K 23
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 33
54
Electrical Conductivity: Equal Weight (Specific), % IACS 96
180

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 40
19
Resilience: Unit (Modulus of Resilience), kJ/m3 140
54
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 44
50
Strength to Weight: Axial, points 28
14
Strength to Weight: Bending, points 33
22
Thermal Diffusivity, mm2/s 49
84
Thermal Shock Resistance, points 14
6.3

Alloy Composition

Aluminum (Al), % 91.5 to 95.1
97.9 to 99.4
Bismuth (Bi), % 0.2 to 0.6
0
Copper (Cu), % 4.5 to 6.0
0 to 0.2
Iron (Fe), % 0 to 0.5
0 to 0.15
Lead (Pb), % 0.2 to 0.6
0
Magnesium (Mg), % 0
0.45 to 0.9
Manganese (Mn), % 0
0 to 0.050
Silicon (Si), % 0 to 0.4
0.2 to 0.6
Zinc (Zn), % 0 to 0.3
0 to 0.050
Residuals, % 0
0 to 0.15