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8011A Aluminum vs. Grade 28 Titanium

8011A aluminum belongs to the aluminum alloys classification, while grade 28 titanium 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 grade 28 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 69
110
Elongation at Break, % 1.7 to 28
11 to 17
Fatigue Strength, MPa 33 to 76
330 to 480
Poisson's Ratio 0.33
0.32
Shear Modulus, GPa 26
40
Tensile Strength: Ultimate (UTS), MPa 100 to 180
690 to 980
Tensile Strength: Yield (Proof), MPa 34 to 170
540 to 810

Thermal Properties

Latent Heat of Fusion, J/g 400
410
Maximum Temperature: Mechanical, °C 170
330
Melting Completion (Liquidus), °C 650
1640
Melting Onset (Solidus), °C 630
1590
Specific Heat Capacity, J/kg-K 900
550
Thermal Conductivity, W/m-K 210
8.3
Thermal Expansion, µm/m-K 23
9.9

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 56
1.3
Electrical Conductivity: Equal Weight (Specific), % IACS 180
2.7

Otherwise Unclassified Properties

Base Metal Price, % relative 9.0
36
Density, g/cm3 2.7
4.5
Embodied Carbon, kg CO2/kg material 8.2
37
Embodied Energy, MJ/kg 150
600
Embodied Water, L/kg 1180
370

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 3.0 to 22
87 to 110
Resilience: Unit (Modulus of Resilience), kJ/m3 8.2 to 200
1370 to 3100
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 50
35
Strength to Weight: Axial, points 11 to 18
43 to 61
Strength to Weight: Bending, points 18 to 26
39 to 49
Thermal Diffusivity, mm2/s 86
3.4
Thermal Shock Resistance, points 4.6 to 8.1
47 to 66

Alloy Composition

Aluminum (Al), % 97.5 to 99.1
2.5 to 3.5
Carbon (C), % 0
0 to 0.080
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
Nitrogen (N), % 0
0 to 0.030
Oxygen (O), % 0
0 to 0.15
Ruthenium (Ru), % 0
0.080 to 0.14
Silicon (Si), % 0.4 to 0.8
0
Titanium (Ti), % 0 to 0.050
92.4 to 95.4
Vanadium (V), % 0
2.0 to 3.0
Zinc (Zn), % 0 to 0.1
0
Residuals, % 0
0 to 0.4

Comparable Variants