Titanium 6-7 vs. 6018 Aluminum
Titanium 6-7 belongs to the titanium alloys classification, while 6018 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 6018 aluminum.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 120 | |
| 69 |
| Elongation at Break, % | 11 | |
| 9.0 to 9.1 |
| Fatigue Strength, MPa | 530 | |
| 85 to 89 |
| Poisson's Ratio | 0.33 | |
| 0.33 |
| Shear Modulus, GPa | 45 | |
| 26 |
| Shear Strength, MPa | 610 | |
| 170 to 180 |
| Tensile Strength: Ultimate (UTS), MPa | 1020 | |
| 290 to 300 |
| Tensile Strength: Yield (Proof), MPa | 900 | |
| 220 to 230 |
Thermal Properties
| Latent Heat of Fusion, J/g | 410 | |
| 400 |
| Maximum Temperature: Mechanical, °C | 300 | |
| 160 |
| Melting Completion (Liquidus), °C | 1700 | |
| 640 |
| Melting Onset (Solidus), °C | 1650 | |
| 570 |
| Specific Heat Capacity, J/kg-K | 520 | |
| 890 |
| Thermal Expansion, µm/m-K | 9.3 | |
| 23 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 75 | |
| 10 |
| Density, g/cm3 | 5.1 | |
| 2.9 |
| Embodied Carbon, kg CO2/kg material | 34 | |
| 8.2 |
| Embodied Energy, MJ/kg | 540 | |
| 150 |
| Embodied Water, L/kg | 190 | |
| 1180 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 110 | |
| 24 to 25 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 3460 | |
| 360 to 380 |
| Stiffness to Weight: Axial, points | 13 | |
| 13 |
| Stiffness to Weight: Bending, points | 32 | |
| 48 |
| Strength to Weight: Axial, points | 56 | |
| 28 to 29 |
| Strength to Weight: Bending, points | 44 | |
| 34 to 35 |
| Thermal Shock Resistance, points | 66 | |
| 13 |
Alloy Composition
| Aluminum (Al), % | 5.5 to 6.5 | |
| 93.1 to 97.8 |
| Bismuth (Bi), % | 0 | |
| 0.4 to 0.7 |
| Carbon (C), % | 0 to 0.080 | |
| 0 |
| Chromium (Cr), % | 0 | |
| 0 to 0.1 |
| Copper (Cu), % | 0 | |
| 0.15 to 0.4 |
| Hydrogen (H), % | 0 to 0.0090 | |
| 0 |
| Iron (Fe), % | 0 to 0.25 | |
| 0 to 0.7 |
| Lead (Pb), % | 0 | |
| 0.4 to 1.2 |
| Magnesium (Mg), % | 0 | |
| 0.6 to 1.2 |
| Manganese (Mn), % | 0 | |
| 0.3 to 0.8 |
| 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 | |
| 0.5 to 1.2 |
| Tantalum (Ta), % | 0 to 0.5 | |
| 0 |
| Titanium (Ti), % | 84.9 to 88 | |
| 0 to 0.2 |
| Zinc (Zn), % | 0 | |
| 0 to 0.3 |
| Residuals, % | 0 | |
| 0 to 0.15 |