Grade 33 Titanium vs. 6063 Aluminum
Grade 33 titanium belongs to the titanium alloys classification, while 6063 aluminum belongs to the aluminum alloys. There are 30 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 grade 33 titanium and the bottom bar is 6063 aluminum.
Metric UnitsUS Customary Units
Mechanical Properties
Elastic (Young's, Tensile) Modulus, GPa | 110 | |
68 |
Elongation at Break, % | 23 | |
7.3 to 21 |
Fatigue Strength, MPa | 250 | |
39 to 95 |
Poisson's Ratio | 0.32 | |
0.33 |
Shear Modulus, GPa | 41 | |
26 |
Shear Strength, MPa | 240 | |
70 to 190 |
Tensile Strength: Ultimate (UTS), MPa | 390 | |
110 to 300 |
Tensile Strength: Yield (Proof), MPa | 350 | |
49 to 270 |
Thermal Properties
Latent Heat of Fusion, J/g | 420 | |
400 |
Maximum Temperature: Mechanical, °C | 320 | |
160 |
Melting Completion (Liquidus), °C | 1660 | |
650 |
Melting Onset (Solidus), °C | 1610 | |
620 |
Specific Heat Capacity, J/kg-K | 540 | |
900 |
Thermal Conductivity, W/m-K | 21 | |
190 to 220 |
Thermal Expansion, µm/m-K | 8.7 | |
23 |
Electrical Properties
Electrical Conductivity: Equal Volume, % IACS | 3.4 | |
49 to 58 |
Electrical Conductivity: Equal Weight (Specific), % IACS | 6.9 | |
160 to 190 |
Otherwise Unclassified Properties
Base Metal Price, % relative | 55 | |
9.5 |
Density, g/cm3 | 4.5 | |
2.7 |
Embodied Carbon, kg CO2/kg material | 33 | |
8.3 |
Embodied Energy, MJ/kg | 530 | |
150 |
Embodied Water, L/kg | 200 | |
1190 |
Common Calculations
Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 86 | |
13 to 27 |
Resilience: Unit (Modulus of Resilience), kJ/m3 | 590 | |
18 to 540 |
Stiffness to Weight: Axial, points | 13 | |
14 |
Stiffness to Weight: Bending, points | 35 | |
50 |
Strength to Weight: Axial, points | 24 | |
11 to 31 |
Strength to Weight: Bending, points | 26 | |
18 to 37 |
Thermal Diffusivity, mm2/s | 8.7 | |
79 to 89 |
Thermal Shock Resistance, points | 30 | |
4.8 to 13 |
Alloy Composition
Aluminum (Al), % | 0 | |
97.5 to 99.4 |
Carbon (C), % | 0 to 0.080 | |
0 |
Chromium (Cr), % | 0.1 to 0.2 | |
0 to 0.1 |
Copper (Cu), % | 0 | |
0 to 0.1 |
Hydrogen (H), % | 0 to 0.015 | |
0 |
Iron (Fe), % | 0 to 0.3 | |
0 to 0.35 |
Magnesium (Mg), % | 0 | |
0.45 to 0.9 |
Manganese (Mn), % | 0 | |
0 to 0.1 |
Nickel (Ni), % | 0.35 to 0.55 | |
0 |
Nitrogen (N), % | 0 to 0.030 | |
0 |
Oxygen (O), % | 0 to 0.25 | |
0 |
Palladium (Pd), % | 0.010 to 0.020 | |
0 |
Ruthenium (Ru), % | 0.020 to 0.040 | |
0 |
Silicon (Si), % | 0 | |
0.2 to 0.6 |
Titanium (Ti), % | 98.1 to 99.52 | |
0 to 0.1 |
Zinc (Zn), % | 0 | |
0 to 0.1 |
Residuals, % | 0 | |
0 to 0.15 |