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7116 Aluminum vs. AWS ERTi-2

7116 aluminum belongs to the aluminum alloys classification, while AWS ERTi-2 belongs to the titanium alloys. There are 29 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 7116 aluminum and the bottom bar is AWS ERTi-2.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 69
110
Elongation at Break, % 7.8
20
Fatigue Strength, MPa 160
190
Poisson's Ratio 0.33
0.32
Shear Modulus, GPa 26
40
Tensile Strength: Ultimate (UTS), MPa 370
340
Tensile Strength: Yield (Proof), MPa 330
280

Thermal Properties

Latent Heat of Fusion, J/g 380
420
Maximum Temperature: Mechanical, °C 170
320
Melting Completion (Liquidus), °C 640
1670
Melting Onset (Solidus), °C 520
1620
Specific Heat Capacity, J/kg-K 880
540
Thermal Conductivity, W/m-K 150
21
Thermal Expansion, µm/m-K 24
8.7

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 46
3.6
Electrical Conductivity: Equal Weight (Specific), % IACS 140
7.1

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
37
Density, g/cm3 2.9
4.5
Embodied Carbon, kg CO2/kg material 8.2
31
Embodied Energy, MJ/kg 150
510
Embodied Water, L/kg 1150
110

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 28
64
Resilience: Unit (Modulus of Resilience), kJ/m3 790
360
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 47
35
Strength to Weight: Axial, points 35
21
Strength to Weight: Bending, points 39
24
Thermal Diffusivity, mm2/s 58
8.7
Thermal Shock Resistance, points 16
27

Alloy Composition


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Aluminum (Al), % 91.5 to 94.5
0
Carbon (C), % 0
0 to 0.030
Copper (Cu), % 0.5 to 1.1
0
Gallium (Ga), % 0 to 0.030
0
Hydrogen (H), % 0
0 to 0.0080
Iron (Fe), % 0 to 0.3
0 to 0.12
Magnesium (Mg), % 0.8 to 1.4
0
Manganese (Mn), % 0 to 0.050
0
Nitrogen (N), % 0
0 to 0.015
Oxygen (O), % 0
0.080 to 0.16
Silicon (Si), % 0 to 0.15
0
Titanium (Ti), % 0 to 0.050
99.667 to 99.92
Vanadium (V), % 0 to 0.050
0
Zinc (Zn), % 4.2 to 5.2
0
Residuals, % 0 to 0.15
0