5040 Aluminum vs. Grade 26 Titanium
5040 aluminum belongs to the aluminum alloys classification, while grade 26 titanium belongs to the titanium alloys. There are 30 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.
For each property being compared, the top bar is 5040 aluminum and the bottom bar is grade 26 titanium.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 70 | |
| 110 |
| Elongation at Break, % | 5.7 to 6.8 | |
| 23 |
| Fatigue Strength, MPa | 100 to 130 | |
| 250 |
| Poisson's Ratio | 0.33 | |
| 0.32 |
| Shear Modulus, GPa | 26 | |
| 41 |
| Shear Strength, MPa | 140 to 150 | |
| 250 |
| Tensile Strength: Ultimate (UTS), MPa | 240 to 260 | |
| 390 |
| Tensile Strength: Yield (Proof), MPa | 190 to 230 | |
| 350 |
Thermal Properties
| Latent Heat of Fusion, J/g | 400 | |
| 420 |
| Maximum Temperature: Mechanical, °C | 190 | |
| 320 |
| Melting Completion (Liquidus), °C | 650 | |
| 1660 |
| Melting Onset (Solidus), °C | 600 | |
| 1610 |
| Specific Heat Capacity, J/kg-K | 900 | |
| 540 |
| Thermal Conductivity, W/m-K | 160 | |
| 21 |
| Thermal Expansion, µm/m-K | 23 | |
| 9.2 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 41 | |
| 3.4 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 130 | |
| 6.9 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 9.5 | |
| 37 |
| Density, g/cm3 | 2.8 | |
| 4.5 |
| Embodied Carbon, kg CO2/kg material | 8.3 | |
| 33 |
| Embodied Energy, MJ/kg | 150 | |
| 530 |
| Embodied Water, L/kg | 1180 | |
| 320 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 14 to 15 | |
| 85 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 260 to 380 | |
| 580 |
| Stiffness to Weight: Axial, points | 14 | |
| 13 |
| Stiffness to Weight: Bending, points | 50 | |
| 35 |
| Strength to Weight: Axial, points | 24 to 26 | |
| 24 |
| Strength to Weight: Bending, points | 31 to 32 | |
| 26 |
| Thermal Diffusivity, mm2/s | 64 | |
| 8.6 |
| Thermal Shock Resistance, points | 10 to 11 | |
| 28 |
Alloy Composition
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| Aluminum (Al), % | 95.2 to 98 | |
| 0 |
| Carbon (C), % | 0 | |
| 0 to 0.080 |
| Chromium (Cr), % | 0.1 to 0.3 | |
| 0 |
| Copper (Cu), % | 0 to 0.25 | |
| 0 |
| Hydrogen (H), % | 0 | |
| 0 to 0.015 |
| Iron (Fe), % | 0 to 0.7 | |
| 0 to 0.3 |
| Magnesium (Mg), % | 1.0 to 1.5 | |
| 0 |
| Manganese (Mn), % | 0.9 to 1.4 | |
| 0 |
| Nitrogen (N), % | 0 | |
| 0 to 0.030 |
| Oxygen (O), % | 0 | |
| 0 to 0.25 |
| Ruthenium (Ru), % | 0 | |
| 0.080 to 0.14 |
| Silicon (Si), % | 0 to 0.3 | |
| 0 |
| Titanium (Ti), % | 0 | |
| 98.8 to 99.92 |
| Zinc (Zn), % | 0 to 0.25 | |
| 0 |
| Residuals, % | 0 to 0.15 | |
| 0 to 0.4 |