2219 Aluminum vs. Titanium 6-7
2219 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 (5, in this case) are not shown.
For each property being compared, the top bar is 2219 aluminum and the bottom bar is titanium 6-7.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 72 | |
| 120 |
| Elongation at Break, % | 2.2 to 20 | |
| 11 |
| Fatigue Strength, MPa | 90 to 130 | |
| 530 |
| Poisson's Ratio | 0.33 | |
| 0.33 |
| Shear Modulus, GPa | 27 | |
| 45 |
| Shear Strength, MPa | 110 to 280 | |
| 610 |
| Tensile Strength: Ultimate (UTS), MPa | 180 to 480 | |
| 1020 |
| Tensile Strength: Yield (Proof), MPa | 88 to 390 | |
| 900 |
Thermal Properties
| Latent Heat of Fusion, J/g | 390 | |
| 410 |
| Maximum Temperature: Mechanical, °C | 230 | |
| 300 |
| Melting Completion (Liquidus), °C | 640 | |
| 1700 |
| Melting Onset (Solidus), °C | 540 | |
| 1650 |
| Specific Heat Capacity, J/kg-K | 870 | |
| 520 |
| Thermal Expansion, µm/m-K | 22 | |
| 9.3 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 11 | |
| 75 |
| Density, g/cm3 | 3.1 | |
| 5.1 |
| Embodied Carbon, kg CO2/kg material | 8.2 | |
| 34 |
| Embodied Energy, MJ/kg | 150 | |
| 540 |
| Embodied Water, L/kg | 1130 | |
| 190 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 9.6 to 60 | |
| 110 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 54 to 1060 | |
| 3460 |
| Stiffness to Weight: Axial, points | 13 | |
| 13 |
| Stiffness to Weight: Bending, points | 44 | |
| 32 |
| Strength to Weight: Axial, points | 16 to 43 | |
| 56 |
| Strength to Weight: Bending, points | 23 to 44 | |
| 44 |
| Thermal Shock Resistance, points | 8.2 to 22 | |
| 66 |
Alloy Composition
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| Aluminum (Al), % | 91.5 to 93.8 | |
| 5.5 to 6.5 |
| Carbon (C), % | 0 | |
| 0 to 0.080 |
| Copper (Cu), % | 5.8 to 6.8 | |
| 0 |
| Hydrogen (H), % | 0 | |
| 0 to 0.0090 |
| Iron (Fe), % | 0 to 0.3 | |
| 0 to 0.25 |
| Magnesium (Mg), % | 0 to 0.020 | |
| 0 |
| Manganese (Mn), % | 0.2 to 0.4 | |
| 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 to 0.2 | |
| 0 |
| Tantalum (Ta), % | 0 | |
| 0 to 0.5 |
| Titanium (Ti), % | 0.020 to 0.1 | |
| 84.9 to 88 |
| Vanadium (V), % | 0.050 to 0.15 | |
| 0 |
| Zinc (Zn), % | 0 to 0.1 | |
| 0 |
| Zirconium (Zr), % | 0.1 to 0.25 | |
| 0 |
| Residuals, % | 0 to 0.15 | |
| 0 |