Titanium 15-3-3-3 vs. ASTM B817 Type II
Both titanium 15-3-3-3 and ASTM B817 type II are titanium alloys. They have 86% of their average alloy composition in common. There are 24 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 titanium 15-3-3-3 and the bottom bar is ASTM B817 type II.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 100 | |
| 100 |
| Elongation at Break, % | 5.7 to 8.0 | |
| 3.0 to 13 |
| Fatigue Strength, MPa | 610 to 710 | |
| 390 to 530 |
| Poisson's Ratio | 0.33 | |
| 0.32 |
| Shear Modulus, GPa | 39 | |
| 40 |
| Tensile Strength: Ultimate (UTS), MPa | 1120 to 1390 | |
| 900 to 960 |
| Tensile Strength: Yield (Proof), MPa | 1100 to 1340 | |
| 780 to 900 |
Thermal Properties
| Latent Heat of Fusion, J/g | 390 | |
| 400 |
| Maximum Temperature: Mechanical, °C | 430 | |
| 350 |
| Melting Completion (Liquidus), °C | 1620 | |
| 1580 |
| Melting Onset (Solidus), °C | 1560 | |
| 1530 |
| Specific Heat Capacity, J/kg-K | 520 | |
| 550 |
| Thermal Expansion, µm/m-K | 9.8 | |
| 9.9 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 40 | |
| 37 |
| Density, g/cm3 | 4.8 | |
| 4.6 |
| Embodied Carbon, kg CO2/kg material | 59 | |
| 40 |
| Embodied Energy, MJ/kg | 950 | |
| 650 |
| Embodied Water, L/kg | 260 | |
| 220 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 78 to 89 | |
| 26 to 120 |
| Stiffness to Weight: Axial, points | 12 | |
| 13 |
| Stiffness to Weight: Bending, points | 32 | |
| 34 |
| Strength to Weight: Axial, points | 64 to 80 | |
| 55 to 58 |
| Strength to Weight: Bending, points | 50 to 57 | |
| 45 to 47 |
| Thermal Shock Resistance, points | 79 to 98 | |
| 62 to 66 |
Alloy Composition
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| Aluminum (Al), % | 2.5 to 3.5 | |
| 5.0 to 6.0 |
| Carbon (C), % | 0 to 0.050 | |
| 0 to 0.1 |
| Chlorine (Cl), % | 0 | |
| 0 to 0.2 |
| Chromium (Cr), % | 2.5 to 3.5 | |
| 0 |
| Copper (Cu), % | 0 | |
| 0.35 to 1.0 |
| Hydrogen (H), % | 0 to 0.015 | |
| 0 to 0.015 |
| Iron (Fe), % | 0 to 0.25 | |
| 0.35 to 1.0 |
| Nitrogen (N), % | 0 to 0.050 | |
| 0 to 0.040 |
| Oxygen (O), % | 0 to 0.13 | |
| 0 to 0.3 |
| Silicon (Si), % | 0 | |
| 0 to 0.1 |
| Sodium (Na), % | 0 | |
| 0 to 0.2 |
| Tin (Sn), % | 2.5 to 3.5 | |
| 1.5 to 2.5 |
| Titanium (Ti), % | 72.6 to 78.5 | |
| 82.1 to 87.8 |
| Vanadium (V), % | 14 to 16 | |
| 5.0 to 6.0 |
| Residuals, % | 0 to 0.4 | |
| 0 to 0.4 |