Titanium 6-7 vs. R58150 Titanium
Both titanium 6-7 and R58150 titanium are titanium alloys. Both are furnished in the annealed condition. They have a moderately high 92% of their average alloy composition in common.
For each property being compared, the top bar is titanium 6-7 and the bottom bar is R58150 titanium.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 120 | |
| 140 |
| Elongation at Break, % | 11 | |
| 13 |
| Fatigue Strength, MPa | 530 | |
| 330 |
| Poisson's Ratio | 0.33 | |
| 0.32 |
| Reduction in Area, % | 29 | |
| 68 |
| Shear Modulus, GPa | 45 | |
| 52 |
| Shear Strength, MPa | 610 | |
| 470 |
| Tensile Strength: Ultimate (UTS), MPa | 1020 | |
| 770 |
| Tensile Strength: Yield (Proof), MPa | 900 | |
| 550 |
Thermal Properties
| Latent Heat of Fusion, J/g | 410 | |
| 410 |
| Maximum Temperature: Mechanical, °C | 300 | |
| 320 |
| Melting Completion (Liquidus), °C | 1700 | |
| 1760 |
| Melting Onset (Solidus), °C | 1650 | |
| 1700 |
| Specific Heat Capacity, J/kg-K | 520 | |
| 500 |
| Thermal Expansion, µm/m-K | 9.3 | |
| 8.4 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 75 | |
| 48 |
| Density, g/cm3 | 5.1 | |
| 5.4 |
| Embodied Carbon, kg CO2/kg material | 34 | |
| 31 |
| Embodied Energy, MJ/kg | 540 | |
| 480 |
| Embodied Water, L/kg | 190 | |
| 150 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 110 | |
| 94 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 3460 | |
| 1110 |
| Stiffness to Weight: Axial, points | 13 | |
| 14 |
| Stiffness to Weight: Bending, points | 32 | |
| 32 |
| Strength to Weight: Axial, points | 56 | |
| 40 |
| Strength to Weight: Bending, points | 44 | |
| 35 |
| Thermal Shock Resistance, points | 66 | |
| 48 |
Alloy Composition
| Aluminum (Al), % | 5.5 to 6.5 | |
| 0 |
| Carbon (C), % | 0 to 0.080 | |
| 0 to 0.1 |
| Hydrogen (H), % | 0 to 0.0090 | |
| 0 to 0.015 |
| Iron (Fe), % | 0 to 0.25 | |
| 0 to 0.1 |
| Molybdenum (Mo), % | 6.5 to 7.5 | |
| 14 to 16 |
| Niobium (Nb), % | 6.5 to 7.5 | |
| 0 |
| Nitrogen (N), % | 0 to 0.050 | |
| 0 to 0.050 |
| Oxygen (O), % | 0 to 0.2 | |
| 0 to 0.2 |
| Tantalum (Ta), % | 0 to 0.5 | |
| 0 |
| Titanium (Ti), % | 84.9 to 88 | |
| 83.5 to 86 |