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Titanium 6-5-0.5 vs. 5449 Aluminum

Titanium 6-5-0.5 belongs to the titanium alloys classification, while 5449 aluminum belongs to the aluminum alloys. There are 30 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is titanium 6-5-0.5 and the bottom bar is 5449 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
69
Elongation at Break, % 6.7
4.0 to 17
Fatigue Strength, MPa 530
78 to 120
Poisson's Ratio 0.32
0.33
Shear Modulus, GPa 40
26
Shear Strength, MPa 630
130 to 190
Tensile Strength: Ultimate (UTS), MPa 1080
210 to 330
Tensile Strength: Yield (Proof), MPa 990
91 to 260

Thermal Properties

Latent Heat of Fusion, J/g 410
400
Maximum Temperature: Mechanical, °C 300
190
Melting Completion (Liquidus), °C 1610
650
Melting Onset (Solidus), °C 1560
590
Specific Heat Capacity, J/kg-K 550
900
Thermal Conductivity, W/m-K 4.2
140
Thermal Expansion, µm/m-K 9.4
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.0
35
Electrical Conductivity: Equal Weight (Specific), % IACS 2.1
110

Otherwise Unclassified Properties

Base Metal Price, % relative 41
9.5
Density, g/cm3 4.5
2.8
Embodied Carbon, kg CO2/kg material 33
8.5
Embodied Energy, MJ/kg 540
150
Embodied Water, L/kg 180
1180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 71
12 to 29
Resilience: Unit (Modulus of Resilience), kJ/m3 4630
60 to 480
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 35
50
Strength to Weight: Axial, points 67
22 to 33
Strength to Weight: Bending, points 52
29 to 39
Thermal Diffusivity, mm2/s 1.7
56
Thermal Shock Resistance, points 79
9.4 to 15

Alloy Composition


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Aluminum (Al), % 5.7 to 6.3
94.1 to 97.8
Carbon (C), % 0 to 0.080
0
Chromium (Cr), % 0
0 to 0.3
Copper (Cu), % 0
0 to 0.3
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.2
0 to 0.7
Magnesium (Mg), % 0
1.6 to 2.6
Manganese (Mn), % 0
0.6 to 1.1
Molybdenum (Mo), % 0.25 to 0.75
0
Nitrogen (N), % 0 to 0.050
0
Oxygen (O), % 0 to 0.19
0
Silicon (Si), % 0 to 0.4
0 to 0.4
Titanium (Ti), % 85.6 to 90.1
0 to 0.1
Zinc (Zn), % 0
0 to 0.3
Zirconium (Zr), % 4.0 to 6.0
0
Residuals, % 0 to 0.4
0 to 0.15