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6101B Aluminum vs. Grade 11 Titanium

6101B 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 6101B aluminum and the bottom bar is grade 11 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 68
110
Elongation at Break, % 9.1 to 13
29
Fatigue Strength, MPa 62 to 70
170
Poisson's Ratio 0.33
0.32
Shear Modulus, GPa 26
38
Shear Strength, MPa 120 to 150
200
Tensile Strength: Ultimate (UTS), MPa 190 to 250
310
Tensile Strength: Yield (Proof), MPa 140 to 180
230

Thermal Properties

Latent Heat of Fusion, J/g 400
420
Maximum Temperature: Mechanical, °C 160
320
Melting Completion (Liquidus), °C 640
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 57
3.7
Electrical Conductivity: Equal Weight (Specific), % IACS 190
7.3

Otherwise Unclassified Properties

Density, g/cm3 2.7
4.5
Embodied Carbon, kg CO2/kg material 8.3
47
Embodied Energy, MJ/kg 150
800
Embodied Water, L/kg 1190
470

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 20 to 23
81
Resilience: Unit (Modulus of Resilience), kJ/m3 140 to 240
240
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 50
35
Strength to Weight: Axial, points 20 to 25
19
Strength to Weight: Bending, points 27 to 32
22
Thermal Diffusivity, mm2/s 87
8.9
Thermal Shock Resistance, points 8.5 to 11
22

Alloy Composition

Aluminum (Al), % 98.2 to 99.3
0
Carbon (C), % 0
0 to 0.080
Copper (Cu), % 0 to 0.050
0
Hydrogen (H), % 0
0 to 0.015
Iron (Fe), % 0.1 to 0.3
0 to 0.2
Magnesium (Mg), % 0.35 to 0.6
0
Manganese (Mn), % 0 to 0.050
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), % 0.3 to 0.6
0
Titanium (Ti), % 0
98.8 to 99.88
Zinc (Zn), % 0 to 0.1
0
Residuals, % 0
0 to 0.4