201.0 Aluminum vs. Grade Ti-Pd18 Titanium
201.0 aluminum belongs to the aluminum alloys classification, while grade Ti-Pd18 titanium belongs to the titanium alloys. There are 28 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.
For each property being compared, the top bar is 201.0 aluminum and the bottom bar is grade Ti-Pd18 titanium.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 95 to 140 | |
| 320 |
| Elastic (Young's, Tensile) Modulus, GPa | 71 | |
| 110 |
| Elongation at Break, % | 4.4 to 20 | |
| 17 |
| Fatigue Strength, MPa | 120 to 150 | |
| 350 |
| Poisson's Ratio | 0.33 | |
| 0.32 |
| Shear Modulus, GPa | 27 | |
| 40 |
| Tensile Strength: Ultimate (UTS), MPa | 370 to 470 | |
| 710 |
| Tensile Strength: Yield (Proof), MPa | 220 to 400 | |
| 540 |
Thermal Properties
| Latent Heat of Fusion, J/g | 390 | |
| 410 |
| Maximum Temperature: Mechanical, °C | 170 | |
| 330 |
| Melting Completion (Liquidus), °C | 650 | |
| 1640 |
| Melting Onset (Solidus), °C | 570 | |
| 1590 |
| Specific Heat Capacity, J/kg-K | 870 | |
| 550 |
| Thermal Conductivity, W/m-K | 120 | |
| 8.2 |
| Thermal Expansion, µm/m-K | 19 | |
| 9.1 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 30 to 33 | |
| 1.4 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 87 to 97 | |
| 2.7 |
Otherwise Unclassified Properties
| Density, g/cm3 | 3.1 | |
| 4.5 |
| Embodied Carbon, kg CO2/kg material | 8.7 | |
| 41 |
| Embodied Energy, MJ/kg | 160 | |
| 670 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 19 to 63 | |
| 110 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 330 to 1160 | |
| 1380 |
| Stiffness to Weight: Axial, points | 13 | |
| 13 |
| Stiffness to Weight: Bending, points | 45 | |
| 35 |
| Strength to Weight: Axial, points | 33 to 42 | |
| 44 |
| Strength to Weight: Bending, points | 37 to 44 | |
| 39 |
| Thermal Diffusivity, mm2/s | 45 | |
| 3.3 |
| Thermal Shock Resistance, points | 19 to 25 | |
| 52 |
Alloy Composition
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| Aluminum (Al), % | 92.1 to 95.1 | |
| 2.5 to 3.5 |
| Carbon (C), % | 0 | |
| 0 to 0.1 |
| Copper (Cu), % | 4.0 to 5.2 | |
| 0 |
| Hydrogen (H), % | 0 | |
| 0 to 0.015 |
| Iron (Fe), % | 0 to 0.15 | |
| 0 to 0.25 |
| Magnesium (Mg), % | 0.15 to 0.55 | |
| 0 |
| Manganese (Mn), % | 0.2 to 0.5 | |
| 0 |
| Nickel (Ni), % | 0 | |
| 0 to 0.050 |
| Oxygen (O), % | 0 | |
| 0 to 0.15 |
| Palladium (Pd), % | 0 | |
| 0.040 to 0.080 |
| Silicon (Si), % | 0 to 0.1 | |
| 0 |
| Silver (Ag), % | 0.4 to 1.0 | |
| 0 |
| Titanium (Ti), % | 0.15 to 0.35 | |
| 92.5 to 95.5 |
| Vanadium (V), % | 0 | |
| 2.0 to 3.0 |
| Residuals, % | 0 to 0.1 | |
| 0 to 0.4 |