Titanium 6-6-2 vs. 7005 Aluminum
Titanium 6-6-2 belongs to the titanium alloys classification, while 7005 aluminum belongs to the aluminum 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 titanium 6-6-2 and the bottom bar is 7005 aluminum.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 120 | |
| 70 |
| Elongation at Break, % | 6.7 to 9.0 | |
| 10 to 20 |
| Fatigue Strength, MPa | 590 to 670 | |
| 100 to 190 |
| Poisson's Ratio | 0.32 | |
| 0.33 |
| Shear Modulus, GPa | 44 | |
| 26 |
| Shear Strength, MPa | 670 to 800 | |
| 120 to 230 |
| Tensile Strength: Ultimate (UTS), MPa | 1140 to 1370 | |
| 200 to 400 |
| Tensile Strength: Yield (Proof), MPa | 1040 to 1230 | |
| 95 to 350 |
Thermal Properties
| Latent Heat of Fusion, J/g | 400 | |
| 380 |
| Maximum Temperature: Mechanical, °C | 310 | |
| 200 |
| Melting Completion (Liquidus), °C | 1610 | |
| 640 |
| Melting Onset (Solidus), °C | 1560 | |
| 610 |
| Specific Heat Capacity, J/kg-K | 540 | |
| 880 |
| Thermal Conductivity, W/m-K | 5.5 | |
| 140 to 170 |
| Thermal Expansion, µm/m-K | 9.4 | |
| 23 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 1.1 | |
| 35 to 43 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 2.1 | |
| 110 to 130 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 40 | |
| 9.5 |
| Density, g/cm3 | 4.8 | |
| 2.9 |
| Embodied Carbon, kg CO2/kg material | 29 | |
| 8.3 |
| Embodied Energy, MJ/kg | 470 | |
| 150 |
| Embodied Water, L/kg | 200 | |
| 1150 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 89 to 99 | |
| 32 to 57 |
| Stiffness to Weight: Axial, points | 13 | |
| 13 |
| Stiffness to Weight: Bending, points | 34 | |
| 47 |
| Strength to Weight: Axial, points | 66 to 79 | |
| 19 to 38 |
| Strength to Weight: Bending, points | 50 to 57 | |
| 26 to 41 |
| Thermal Diffusivity, mm2/s | 2.1 | |
| 54 to 65 |
| Thermal Shock Resistance, points | 75 to 90 | |
| 8.7 to 18 |
Alloy Composition
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| Aluminum (Al), % | 5.0 to 6.0 | |
| 91 to 94.7 |
| Carbon (C), % | 0 to 0.050 | |
| 0 |
| Chromium (Cr), % | 0 | |
| 0.060 to 0.2 |
| Copper (Cu), % | 0.35 to 1.0 | |
| 0 to 0.1 |
| Hydrogen (H), % | 0 to 0.015 | |
| 0 |
| Iron (Fe), % | 0.35 to 1.0 | |
| 0 to 0.4 |
| Magnesium (Mg), % | 0 | |
| 1.0 to 1.8 |
| Manganese (Mn), % | 0 | |
| 0.2 to 0.7 |
| Molybdenum (Mo), % | 5.0 to 6.0 | |
| 0 |
| Nitrogen (N), % | 0 to 0.040 | |
| 0 |
| Oxygen (O), % | 0 to 0.2 | |
| 0 |
| Silicon (Si), % | 0 | |
| 0 to 0.35 |
| Tin (Sn), % | 1.5 to 2.5 | |
| 0 |
| Titanium (Ti), % | 82.8 to 87.8 | |
| 0.010 to 0.060 |
| Zinc (Zn), % | 0 | |
| 4.0 to 5.0 |
| Zirconium (Zr), % | 0 | |
| 0.080 to 0.2 |
| Residuals, % | 0 to 0.4 | |
| 0 to 0.15 |