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2095 Aluminum vs. 7116 Aluminum

Both 2095 aluminum and 7116 aluminum are aluminum alloys. They have a moderately 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 7116 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 70
69
Elongation at Break, % 8.5
7.8
Fatigue Strength, MPa 200
160
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 26
26
Shear Strength, MPa 410
220
Tensile Strength: Ultimate (UTS), MPa 700
370
Tensile Strength: Yield (Proof), MPa 610
330

Thermal Properties

Latent Heat of Fusion, J/g 390
380
Maximum Temperature: Mechanical, °C 210
170
Melting Completion (Liquidus), °C 660
640
Melting Onset (Solidus), °C 540
520
Specific Heat Capacity, J/kg-K 910
880
Thermal Conductivity, W/m-K 130
150
Thermal Expansion, µm/m-K 23
24

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 35
46
Electrical Conductivity: Equal Weight (Specific), % IACS 110
140

Otherwise Unclassified Properties

Base Metal Price, % relative 31
9.5
Density, g/cm3 3.0
2.9
Embodied Carbon, kg CO2/kg material 8.6
8.2
Embodied Energy, MJ/kg 160
150
Embodied Water, L/kg 1470
1150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 57
28
Resilience: Unit (Modulus of Resilience), kJ/m3 2640
790
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 46
47
Strength to Weight: Axial, points 65
35
Strength to Weight: Bending, points 59
39
Thermal Diffusivity, mm2/s 49
58
Thermal Shock Resistance, points 31
16

Alloy Composition

Aluminum (Al), % 91.3 to 94.9
91.5 to 94.5
Copper (Cu), % 3.9 to 4.6
0.5 to 1.1
Gallium (Ga), % 0
0 to 0.030
Iron (Fe), % 0 to 0.15
0 to 0.3
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 to 0.050
Silicon (Si), % 0 to 0.12
0 to 0.15
Silver (Ag), % 0.25 to 0.6
0
Titanium (Ti), % 0 to 0.1
0 to 0.050
Vanadium (V), % 0
0 to 0.050
Zinc (Zn), % 0 to 0.25
4.2 to 5.2
Zirconium (Zr), % 0.040 to 0.18
0
Residuals, % 0
0 to 0.15