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2095 Aluminum vs. 6066 Aluminum

Both 2095 aluminum and 6066 aluminum are aluminum alloys. They have a very high 95% 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 2095 aluminum and the bottom bar is 6066 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 70
70
Elongation at Break, % 8.5
7.8 to 17
Fatigue Strength, MPa 200
94 to 130
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 26
26
Shear Strength, MPa 410
95 to 240
Tensile Strength: Ultimate (UTS), MPa 700
160 to 400
Tensile Strength: Yield (Proof), MPa 610
93 to 360

Thermal Properties

Latent Heat of Fusion, J/g 390
410
Maximum Temperature: Mechanical, °C 210
170
Melting Completion (Liquidus), °C 660
650
Melting Onset (Solidus), °C 540
560
Specific Heat Capacity, J/kg-K 910
890
Thermal Conductivity, W/m-K 130
150
Thermal Expansion, µm/m-K 23
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 35
40
Electrical Conductivity: Equal Weight (Specific), % IACS 110
130

Otherwise Unclassified Properties

Base Metal Price, % relative 31
9.5
Density, g/cm3 3.0
2.8
Embodied Carbon, kg CO2/kg material 8.6
8.3
Embodied Energy, MJ/kg 160
150
Embodied Water, L/kg 1470
1160

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 57
23 to 52
Resilience: Unit (Modulus of Resilience), kJ/m3 2640
61 to 920
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 46
49
Strength to Weight: Axial, points 65
16 to 39
Strength to Weight: Bending, points 59
23 to 43
Thermal Diffusivity, mm2/s 49
61
Thermal Shock Resistance, points 31
6.9 to 17

Alloy Composition

Aluminum (Al), % 91.3 to 94.9
93 to 97
Chromium (Cr), % 0
0 to 0.4
Copper (Cu), % 3.9 to 4.6
0.7 to 1.2
Iron (Fe), % 0 to 0.15
0 to 0.5
Lithium (Li), % 0.7 to 1.5
0
Magnesium (Mg), % 0.25 to 0.8
0.8 to 1.4
Manganese (Mn), % 0 to 0.25
0.6 to 1.1
Silicon (Si), % 0 to 0.12
0.9 to 1.8
Silver (Ag), % 0.25 to 0.6
0
Titanium (Ti), % 0 to 0.1
0 to 0.2
Zinc (Zn), % 0 to 0.25
0 to 0.25
Zirconium (Zr), % 0.040 to 0.18
0
Residuals, % 0
0 to 0.15