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2030 Aluminum vs. 7116 Aluminum

Both 2030 aluminum and 7116 aluminum are aluminum alloys. They have a moderately high 94% of their average alloy composition in common.

For each property being compared, the top bar is 2030 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, % 5.6 to 8.0
7.8
Fatigue Strength, MPa 91 to 110
160
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 26
26
Shear Strength, MPa 220 to 250
220
Tensile Strength: Ultimate (UTS), MPa 370 to 420
370
Tensile Strength: Yield (Proof), MPa 240 to 270
330

Thermal Properties

Latent Heat of Fusion, J/g 390
380
Maximum Temperature: Mechanical, °C 190
170
Melting Completion (Liquidus), °C 640
640
Melting Onset (Solidus), °C 510
520
Specific Heat Capacity, J/kg-K 870
880
Thermal Conductivity, W/m-K 130
150
Thermal Expansion, µm/m-K 23
24

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 34
46
Electrical Conductivity: Equal Weight (Specific), % IACS 99
140

Otherwise Unclassified Properties

Base Metal Price, % relative 10
9.5
Density, g/cm3 3.1
2.9
Embodied Carbon, kg CO2/kg material 8.0
8.2
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1140
1150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 21 to 26
28
Resilience: Unit (Modulus of Resilience), kJ/m3 390 to 530
790
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 45
47
Strength to Weight: Axial, points 33 to 38
35
Strength to Weight: Bending, points 37 to 40
39
Thermal Diffusivity, mm2/s 50
58
Thermal Shock Resistance, points 16 to 19
16

Alloy Composition

Aluminum (Al), % 88.9 to 95.2
91.5 to 94.5
Bismuth (Bi), % 0 to 0.2
0
Chromium (Cr), % 0 to 0.1
0
Copper (Cu), % 3.3 to 4.5
0.5 to 1.1
Gallium (Ga), % 0
0 to 0.030
Iron (Fe), % 0 to 0.7
0 to 0.3
Lead (Pb), % 0.8 to 1.5
0
Magnesium (Mg), % 0.5 to 1.3
0.8 to 1.4
Manganese (Mn), % 0.2 to 1.0
0 to 0.050
Silicon (Si), % 0 to 0.8
0 to 0.15
Titanium (Ti), % 0 to 0.2
0 to 0.050
Vanadium (V), % 0
0 to 0.050
Zinc (Zn), % 0 to 0.5
4.2 to 5.2
Residuals, % 0
0 to 0.15