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511.0 Aluminum vs. Titanium 6-7

511.0 aluminum belongs to the aluminum alloys classification, while titanium 6-7 belongs to the titanium alloys. There are 26 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is 511.0 aluminum and the bottom bar is titanium 6-7.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 68
120
Elongation at Break, % 3.0
11
Fatigue Strength, MPa 55
530
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 25
45
Shear Strength, MPa 120
610
Tensile Strength: Ultimate (UTS), MPa 150
1020
Tensile Strength: Yield (Proof), MPa 83
900

Thermal Properties

Latent Heat of Fusion, J/g 400
410
Maximum Temperature: Mechanical, °C 170
300
Melting Completion (Liquidus), °C 640
1700
Melting Onset (Solidus), °C 590
1650
Specific Heat Capacity, J/kg-K 900
520
Thermal Expansion, µm/m-K 24
9.3

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
75
Density, g/cm3 2.7
5.1
Embodied Carbon, kg CO2/kg material 8.8
34
Embodied Energy, MJ/kg 150
540
Embodied Water, L/kg 1180
190

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 3.7
110
Resilience: Unit (Modulus of Resilience), kJ/m3 51
3460
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 51
32
Strength to Weight: Axial, points 15
56
Strength to Weight: Bending, points 23
44
Thermal Shock Resistance, points 6.5
66

Alloy Composition

Aluminum (Al), % 93.3 to 96.2
5.5 to 6.5
Carbon (C), % 0
0 to 0.080
Copper (Cu), % 0 to 0.15
0
Hydrogen (H), % 0
0 to 0.0090
Iron (Fe), % 0 to 0.5
0 to 0.25
Magnesium (Mg), % 3.5 to 4.5
0
Manganese (Mn), % 0 to 0.35
0
Molybdenum (Mo), % 0
6.5 to 7.5
Niobium (Nb), % 0
6.5 to 7.5
Nitrogen (N), % 0
0 to 0.050
Oxygen (O), % 0
0 to 0.2
Silicon (Si), % 0.3 to 0.7
0
Tantalum (Ta), % 0
0 to 0.5
Titanium (Ti), % 0 to 0.25
84.9 to 88
Zinc (Zn), % 0 to 0.15
0
Residuals, % 0 to 0.15
0