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8011A Aluminum vs. Titanium 6-2-4-2

8011A aluminum belongs to the aluminum alloys classification, while titanium 6-2-4-2 belongs to the titanium alloys. There are 29 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is 8011A aluminum and the bottom bar is titanium 6-2-4-2.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 69
110
Elongation at Break, % 1.7 to 28
8.6
Fatigue Strength, MPa 33 to 76
490
Poisson's Ratio 0.33
0.32
Shear Modulus, GPa 26
40
Tensile Strength: Ultimate (UTS), MPa 100 to 180
950
Tensile Strength: Yield (Proof), MPa 34 to 170
880

Thermal Properties

Latent Heat of Fusion, J/g 400
400
Maximum Temperature: Mechanical, °C 170
300
Melting Completion (Liquidus), °C 650
1590
Melting Onset (Solidus), °C 630
1540
Specific Heat Capacity, J/kg-K 900
540
Thermal Conductivity, W/m-K 210
6.9
Thermal Expansion, µm/m-K 23
9.5

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 56
0.9
Electrical Conductivity: Equal Weight (Specific), % IACS 180
1.8

Otherwise Unclassified Properties

Base Metal Price, % relative 9.0
42
Density, g/cm3 2.7
4.6
Embodied Carbon, kg CO2/kg material 8.2
32
Embodied Energy, MJ/kg 150
520
Embodied Water, L/kg 1180
210

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 3.0 to 22
79
Resilience: Unit (Modulus of Resilience), kJ/m3 8.2 to 200
3640
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 50
34
Strength to Weight: Axial, points 11 to 18
57
Strength to Weight: Bending, points 18 to 26
46
Thermal Diffusivity, mm2/s 86
2.8
Thermal Shock Resistance, points 4.6 to 8.1
67

Alloy Composition

Aluminum (Al), % 97.5 to 99.1
5.5 to 6.5
Carbon (C), % 0
0 to 0.050
Chromium (Cr), % 0 to 0.1
0
Copper (Cu), % 0 to 0.1
0
Hydrogen (H), % 0
0 to 0.015
Iron (Fe), % 0.5 to 1.0
0 to 0.25
Magnesium (Mg), % 0 to 0.1
0
Manganese (Mn), % 0 to 0.1
0
Molybdenum (Mo), % 0
1.8 to 2.2
Nitrogen (N), % 0
0 to 0.050
Oxygen (O), % 0
0 to 0.15
Silicon (Si), % 0.4 to 0.8
0.060 to 0.12
Tin (Sn), % 0
1.8 to 2.2
Titanium (Ti), % 0 to 0.050
83.7 to 87.2
Zinc (Zn), % 0 to 0.1
0
Zirconium (Zr), % 0
3.6 to 4.4
Residuals, % 0
0 to 0.4