Grade 21 Titanium vs. Grade 7 Babbitt Metal
Grade 21 titanium belongs to the titanium alloys classification, while grade 7 Babbitt Metal belongs to the otherwise unclassified metals. There are 17 material properties with values for both materials. Properties with values for just one material (14, in this case) are not shown.
For each property being compared, the top bar is grade 21 titanium and the bottom bar is grade 7 Babbitt Metal.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 140 | |
| 26 |
| Poisson's Ratio | 0.32 | |
| 0.4 |
| Shear Modulus, GPa | 51 | |
| 9.1 |
| Tensile Strength: Yield (Proof), MPa | 870 to 1170 | |
| 25 |
Thermal Properties
| Latent Heat of Fusion, J/g | 410 | |
| 48 |
| Melting Completion (Liquidus), °C | 1740 | |
| 270 |
| Melting Onset (Solidus), °C | 1690 | |
| 240 |
| Specific Heat Capacity, J/kg-K | 500 | |
| 150 |
| Thermal Expansion, µm/m-K | 7.1 | |
| 26 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 60 | |
| 23 |
| Density, g/cm3 | 5.4 | |
| 10 |
| Embodied Carbon, kg CO2/kg material | 32 | |
| 4.4 |
| Embodied Energy, MJ/kg | 490 | |
| 62 |
| Embodied Water, L/kg | 180 | |
| 880 |
Common Calculations
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 2760 to 5010 | |
| 12 |
| Stiffness to Weight: Axial, points | 14 | |
| 1.4 |
| Stiffness to Weight: Bending, points | 32 | |
| 9.6 |
Alloy Composition
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| Aluminum (Al), % | 2.5 to 3.5 | |
| 0 to 0.0050 |
| Antimony (Sb), % | 0 | |
| 14 to 16 |
| Arsenic (As), % | 0 | |
| 0.3 to 0.6 |
| Bismuth (Bi), % | 0 | |
| 0 to 0.1 |
| Cadmium (Cd), % | 0 | |
| 0 to 0.050 |
| Carbon (C), % | 0 to 0.050 | |
| 0 |
| Copper (Cu), % | 0 | |
| 0 to 0.5 |
| Hydrogen (H), % | 0 to 0.015 | |
| 0 |
| Iron (Fe), % | 0 to 0.4 | |
| 0 to 0.1 |
| Lead (Pb), % | 0 | |
| 71.9 to 76.4 |
| Molybdenum (Mo), % | 14 to 16 | |
| 0 |
| Niobium (Nb), % | 2.2 to 3.2 | |
| 0 |
| Nitrogen (N), % | 0 to 0.030 | |
| 0 |
| Oxygen (O), % | 0 to 0.17 | |
| 0 |
| Silicon (Si), % | 0.15 to 0.25 | |
| 0 |
| Tin (Sn), % | 0 | |
| 9.3 to 10.7 |
| Titanium (Ti), % | 76 to 81.2 | |
| 0 |
| Zinc (Zn), % | 0 | |
| 0 to 0.0050 |
| Residuals, % | 0 to 0.4 | |
| 0 |