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6066 Aluminum vs. AWS ERTi-7

6066 aluminum belongs to the aluminum alloys classification, while AWS ERTi-7 belongs to the titanium alloys. There are 28 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is 6066 aluminum and the bottom bar is AWS ERTi-7.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 70
110
Elongation at Break, % 7.8 to 17
20
Fatigue Strength, MPa 94 to 130
190
Poisson's Ratio 0.33
0.32
Shear Modulus, GPa 26
40
Tensile Strength: Ultimate (UTS), MPa 160 to 400
340
Tensile Strength: Yield (Proof), MPa 93 to 360
280

Thermal Properties

Latent Heat of Fusion, J/g 410
420
Maximum Temperature: Mechanical, °C 170
320
Melting Completion (Liquidus), °C 650
1670
Melting Onset (Solidus), °C 560
1620
Specific Heat Capacity, J/kg-K 890
540
Thermal Conductivity, W/m-K 150
21
Thermal Expansion, µm/m-K 23
8.7

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 40
3.6
Electrical Conductivity: Equal Weight (Specific), % IACS 130
7.3

Otherwise Unclassified Properties

Density, g/cm3 2.8
4.5
Embodied Carbon, kg CO2/kg material 8.3
47
Embodied Energy, MJ/kg 150
800
Embodied Water, L/kg 1160
470

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 23 to 52
64
Resilience: Unit (Modulus of Resilience), kJ/m3 61 to 920
360
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 49
35
Strength to Weight: Axial, points 16 to 39
21
Strength to Weight: Bending, points 23 to 43
24
Thermal Diffusivity, mm2/s 61
8.8
Thermal Shock Resistance, points 6.9 to 17
26

Alloy Composition

Aluminum (Al), % 93 to 97
0
Carbon (C), % 0
0 to 0.030
Chromium (Cr), % 0 to 0.4
0
Copper (Cu), % 0.7 to 1.2
0
Hydrogen (H), % 0
0 to 0.0080
Iron (Fe), % 0 to 0.5
0 to 0.12
Magnesium (Mg), % 0.8 to 1.4
0
Manganese (Mn), % 0.6 to 1.1
0
Nitrogen (N), % 0
0 to 0.015
Oxygen (O), % 0
0.080 to 0.16
Palladium (Pd), % 0
0.12 to 0.25
Silicon (Si), % 0.9 to 1.8
0
Titanium (Ti), % 0 to 0.2
99.417 to 99.8
Zinc (Zn), % 0 to 0.25
0
Residuals, % 0 to 0.15
0