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8011A Aluminum vs. Grade 11 Titanium

8011A aluminum belongs to the aluminum alloys classification, while grade 11 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 11 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 25 to 50
120
Elastic (Young's, Tensile) Modulus, GPa 69
110
Elongation at Break, % 1.7 to 28
29
Fatigue Strength, MPa 33 to 76
170
Poisson's Ratio 0.33
0.32
Shear Modulus, GPa 26
38
Tensile Strength: Ultimate (UTS), MPa 100 to 180
310
Tensile Strength: Yield (Proof), MPa 34 to 170
230

Thermal Properties

Latent Heat of Fusion, J/g 400
420
Maximum Temperature: Mechanical, °C 170
320
Melting Completion (Liquidus), °C 650
1660
Melting Onset (Solidus), °C 630
1610
Specific Heat Capacity, J/kg-K 900
540
Thermal Conductivity, W/m-K 210
22
Thermal Expansion, µm/m-K 23
9.2

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 56
3.7
Electrical Conductivity: Equal Weight (Specific), % IACS 180
7.3

Otherwise Unclassified Properties

Density, g/cm3 2.7
4.5
Embodied Carbon, kg CO2/kg material 8.2
47
Embodied Energy, MJ/kg 150
800
Embodied Water, L/kg 1180
470

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 3.0 to 22
81
Resilience: Unit (Modulus of Resilience), kJ/m3 8.2 to 200
240
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 50
35
Strength to Weight: Axial, points 11 to 18
19
Strength to Weight: Bending, points 18 to 26
22
Thermal Diffusivity, mm2/s 86
8.9
Thermal Shock Resistance, points 4.6 to 8.1
22

Alloy Composition

Aluminum (Al), % 97.5 to 99.1
0
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 0.2
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 0.18
Palladium (Pd), % 0
0.12 to 0.25
Silicon (Si), % 0.4 to 0.8
0
Titanium (Ti), % 0 to 0.050
98.8 to 99.88
Zinc (Zn), % 0 to 0.1
0
Residuals, % 0
0 to 0.4