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7005 Aluminum vs. 7116 Aluminum

Both 7005 aluminum and 7116 aluminum are aluminum alloys. They have a very high 99% 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 7005 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, % 10 to 20
7.8
Fatigue Strength, MPa 100 to 190
160
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 26
26
Shear Strength, MPa 120 to 230
220
Tensile Strength: Ultimate (UTS), MPa 200 to 400
370
Tensile Strength: Yield (Proof), MPa 95 to 350
330

Thermal Properties

Latent Heat of Fusion, J/g 380
380
Maximum Temperature: Mechanical, °C 200
170
Melting Completion (Liquidus), °C 640
640
Melting Onset (Solidus), °C 610
520
Specific Heat Capacity, J/kg-K 880
880
Thermal Conductivity, W/m-K 140 to 170
150
Thermal Expansion, µm/m-K 23
24

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 35 to 43
46
Electrical Conductivity: Equal Weight (Specific), % IACS 110 to 130
140

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
9.5
Density, g/cm3 2.9
2.9
Embodied Carbon, kg CO2/kg material 8.3
8.2
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1150
1150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 32 to 57
28
Resilience: Unit (Modulus of Resilience), kJ/m3 65 to 850
790
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 47
47
Strength to Weight: Axial, points 19 to 38
35
Strength to Weight: Bending, points 26 to 41
39
Thermal Diffusivity, mm2/s 54 to 65
58
Thermal Shock Resistance, points 8.7 to 18
16

Alloy Composition

Aluminum (Al), % 91 to 94.7
91.5 to 94.5
Chromium (Cr), % 0.060 to 0.2
0
Copper (Cu), % 0 to 0.1
0.5 to 1.1
Gallium (Ga), % 0
0 to 0.030
Iron (Fe), % 0 to 0.4
0 to 0.3
Magnesium (Mg), % 1.0 to 1.8
0.8 to 1.4
Manganese (Mn), % 0.2 to 0.7
0 to 0.050
Silicon (Si), % 0 to 0.35
0 to 0.15
Titanium (Ti), % 0.010 to 0.060
0 to 0.050
Vanadium (V), % 0
0 to 0.050
Zinc (Zn), % 4.0 to 5.0
4.2 to 5.2
Zirconium (Zr), % 0.080 to 0.2
0
Residuals, % 0
0 to 0.15