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6066 Aluminum vs. 2017A Aluminum

Both 6066 aluminum and 2017A aluminum are aluminum alloys. They have a very high 97% of their average alloy composition in common.

For each property being compared, the top bar is 6066 aluminum and the bottom bar is 2017A aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 70
71
Elongation at Break, % 7.8 to 17
2.2 to 14
Fatigue Strength, MPa 94 to 130
92 to 130
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 26
27
Shear Strength, MPa 95 to 240
120 to 270
Tensile Strength: Ultimate (UTS), MPa 160 to 400
200 to 460
Tensile Strength: Yield (Proof), MPa 93 to 360
110 to 290

Thermal Properties

Latent Heat of Fusion, J/g 410
390
Maximum Temperature: Mechanical, °C 170
220
Melting Completion (Liquidus), °C 650
650
Melting Onset (Solidus), °C 560
510
Specific Heat Capacity, J/kg-K 890
880
Thermal Conductivity, W/m-K 150
150
Thermal Expansion, µm/m-K 23
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 40
34
Electrical Conductivity: Equal Weight (Specific), % IACS 130
100

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
11
Density, g/cm3 2.8
3.0
Embodied Carbon, kg CO2/kg material 8.3
8.2
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1160
1140

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 23 to 52
6.7 to 53
Resilience: Unit (Modulus of Resilience), kJ/m3 61 to 920
90 to 570
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 49
46
Strength to Weight: Axial, points 16 to 39
19 to 42
Strength to Weight: Bending, points 23 to 43
26 to 44
Thermal Diffusivity, mm2/s 61
56
Thermal Shock Resistance, points 6.9 to 17
8.9 to 20

Alloy Composition

Aluminum (Al), % 93 to 97
91.3 to 95.5
Chromium (Cr), % 0 to 0.4
0 to 0.1
Copper (Cu), % 0.7 to 1.2
3.5 to 4.5
Iron (Fe), % 0 to 0.5
0 to 0.7
Magnesium (Mg), % 0.8 to 1.4
0.4 to 1.0
Manganese (Mn), % 0.6 to 1.1
0.4 to 1.0
Silicon (Si), % 0.9 to 1.8
0.2 to 0.8
Titanium (Ti), % 0 to 0.2
0 to 0.25
Zinc (Zn), % 0 to 0.25
0 to 0.25
Zirconium (Zr), % 0
0 to 0.25
Residuals, % 0
0 to 0.15

Comparable Variants