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Titanium 6-7 vs. 2219 Aluminum

Titanium 6-7 belongs to the titanium alloys classification, while 2219 aluminum belongs to the aluminum alloys. There are 26 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is titanium 6-7 and the bottom bar is 2219 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
72
Elongation at Break, % 11
2.2 to 20
Fatigue Strength, MPa 530
90 to 130
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 45
27
Shear Strength, MPa 610
110 to 280
Tensile Strength: Ultimate (UTS), MPa 1020
180 to 480
Tensile Strength: Yield (Proof), MPa 900
88 to 390

Thermal Properties

Latent Heat of Fusion, J/g 410
390
Maximum Temperature: Mechanical, °C 300
230
Melting Completion (Liquidus), °C 1700
640
Melting Onset (Solidus), °C 1650
540
Specific Heat Capacity, J/kg-K 520
870
Thermal Expansion, µm/m-K 9.3
22

Otherwise Unclassified Properties

Base Metal Price, % relative 75
11
Density, g/cm3 5.1
3.1
Embodied Carbon, kg CO2/kg material 34
8.2
Embodied Energy, MJ/kg 540
150
Embodied Water, L/kg 190
1130

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
9.6 to 60
Resilience: Unit (Modulus of Resilience), kJ/m3 3460
54 to 1060
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 32
44
Strength to Weight: Axial, points 56
16 to 43
Strength to Weight: Bending, points 44
23 to 44
Thermal Shock Resistance, points 66
8.2 to 22

Alloy Composition

Aluminum (Al), % 5.5 to 6.5
91.5 to 93.8
Carbon (C), % 0 to 0.080
0
Copper (Cu), % 0
5.8 to 6.8
Hydrogen (H), % 0 to 0.0090
0
Iron (Fe), % 0 to 0.25
0 to 0.3
Magnesium (Mg), % 0
0 to 0.020
Manganese (Mn), % 0
0.2 to 0.4
Molybdenum (Mo), % 6.5 to 7.5
0
Niobium (Nb), % 6.5 to 7.5
0
Nitrogen (N), % 0 to 0.050
0
Oxygen (O), % 0 to 0.2
0
Silicon (Si), % 0
0 to 0.2
Tantalum (Ta), % 0 to 0.5
0
Titanium (Ti), % 84.9 to 88
0.020 to 0.1
Vanadium (V), % 0
0.050 to 0.15
Zinc (Zn), % 0
0 to 0.1
Zirconium (Zr), % 0
0.1 to 0.25
Residuals, % 0
0 to 0.15