Grade 34 Titanium vs. EN AC-71100 Aluminum
Grade 34 titanium belongs to the titanium alloys classification, while EN AC-71100 aluminum belongs to the aluminum alloys. There are 27 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 grade 34 titanium and the bottom bar is EN AC-71100 aluminum.
Metric UnitsUS Customary Units
Mechanical Properties
Elastic (Young's, Tensile) Modulus, GPa | 110 | |
72 |
Elongation at Break, % | 20 | |
1.1 |
Fatigue Strength, MPa | 310 | |
150 |
Poisson's Ratio | 0.32 | |
0.32 |
Shear Modulus, GPa | 41 | |
27 |
Tensile Strength: Ultimate (UTS), MPa | 510 | |
260 |
Tensile Strength: Yield (Proof), MPa | 450 | |
230 |
Thermal Properties
Latent Heat of Fusion, J/g | 420 | |
490 |
Maximum Temperature: Mechanical, °C | 320 | |
170 |
Melting Completion (Liquidus), °C | 1660 | |
580 |
Melting Onset (Solidus), °C | 1610 | |
520 |
Specific Heat Capacity, J/kg-K | 540 | |
860 |
Thermal Expansion, µm/m-K | 8.7 | |
22 |
Electrical Properties
Electrical Conductivity: Equal Volume, % IACS | 3.4 | |
32 |
Electrical Conductivity: Equal Weight (Specific), % IACS | 6.7 | |
97 |
Otherwise Unclassified Properties
Base Metal Price, % relative | 55 | |
9.5 |
Density, g/cm3 | 4.5 | |
2.9 |
Embodied Carbon, kg CO2/kg material | 33 | |
7.4 |
Embodied Energy, MJ/kg | 530 | |
140 |
Embodied Water, L/kg | 200 | |
1010 |
Common Calculations
Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 100 | |
2.8 |
Resilience: Unit (Modulus of Resilience), kJ/m3 | 960 | |
360 |
Stiffness to Weight: Axial, points | 13 | |
14 |
Stiffness to Weight: Bending, points | 35 | |
47 |
Strength to Weight: Axial, points | 31 | |
25 |
Strength to Weight: Bending, points | 31 | |
31 |
Thermal Shock Resistance, points | 39 | |
12 |
Alloy Composition
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Aluminum (Al), % | 0 | |
78.7 to 83.3 |
Carbon (C), % | 0 to 0.080 | |
0 |
Chromium (Cr), % | 0.1 to 0.2 | |
0 |
Copper (Cu), % | 0 | |
0 to 0.1 |
Hydrogen (H), % | 0 to 0.015 | |
0 |
Iron (Fe), % | 0 to 0.3 | |
0 to 0.3 |
Magnesium (Mg), % | 0 | |
0.2 to 0.5 |
Manganese (Mn), % | 0 | |
0 to 0.15 |
Nickel (Ni), % | 0.35 to 0.55 | |
0 |
Nitrogen (N), % | 0 to 0.050 | |
0 |
Oxygen (O), % | 0 to 0.35 | |
0 |
Palladium (Pd), % | 0.010 to 0.020 | |
0 |
Ruthenium (Ru), % | 0.020 to 0.040 | |
0 |
Silicon (Si), % | 0 | |
7.5 to 9.5 |
Titanium (Ti), % | 98 to 99.52 | |
0 to 0.15 |
Zinc (Zn), % | 0 | |
9.0 to 10.5 |
Residuals, % | 0 to 0.4 | |
0 to 0.15 |