Grade 19 Titanium vs. Grade 23 Titanium
Both grade 19 titanium and grade 23 titanium are titanium alloys. They have 82% of their average alloy composition in common. There are 29 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 19 titanium and the bottom bar is grade 23 titanium.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 120 | |
| 110 |
| Elongation at Break, % | 5.6 to 17 | |
| 6.7 to 11 |
| Fatigue Strength, MPa | 550 to 620 | |
| 470 to 500 |
| Poisson's Ratio | 0.32 | |
| 0.32 |
| Reduction in Area, % | 22 | |
| 30 |
| Shear Modulus, GPa | 47 | |
| 40 |
| Shear Strength, MPa | 550 to 750 | |
| 540 to 570 |
| Tensile Strength: Ultimate (UTS), MPa | 890 to 1300 | |
| 930 to 940 |
| Tensile Strength: Yield (Proof), MPa | 870 to 1170 | |
| 850 to 870 |
Thermal Properties
| Latent Heat of Fusion, J/g | 400 | |
| 410 |
| Maximum Temperature: Mechanical, °C | 370 | |
| 340 |
| Melting Completion (Liquidus), °C | 1660 | |
| 1610 |
| Melting Onset (Solidus), °C | 1600 | |
| 1560 |
| Specific Heat Capacity, J/kg-K | 520 | |
| 560 |
| Thermal Conductivity, W/m-K | 6.2 | |
| 7.1 |
| Thermal Expansion, µm/m-K | 9.1 | |
| 9.4 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 45 | |
| 36 |
| Density, g/cm3 | 5.0 | |
| 4.4 |
| Embodied Carbon, kg CO2/kg material | 47 | |
| 38 |
| Embodied Energy, MJ/kg | 760 | |
| 610 |
| Embodied Water, L/kg | 230 | |
| 200 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 70 to 150 | |
| 61 to 100 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 3040 to 5530 | |
| 3430 to 3560 |
| Stiffness to Weight: Axial, points | 14 | |
| 13 |
| Stiffness to Weight: Bending, points | 33 | |
| 35 |
| Strength to Weight: Axial, points | 49 to 72 | |
| 58 to 59 |
| Strength to Weight: Bending, points | 41 to 53 | |
| 48 |
| Thermal Diffusivity, mm2/s | 2.4 | |
| 2.9 |
| Thermal Shock Resistance, points | 57 to 83 | |
| 67 to 68 |
Alloy Composition
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| Aluminum (Al), % | 3.0 to 4.0 | |
| 5.5 to 6.5 |
| Carbon (C), % | 0 to 0.050 | |
| 0 to 0.080 |
| Chromium (Cr), % | 5.5 to 6.5 | |
| 0 |
| Hydrogen (H), % | 0 to 0.020 | |
| 0 to 0.013 |
| Iron (Fe), % | 0 to 0.3 | |
| 0 to 0.25 |
| Molybdenum (Mo), % | 3.5 to 4.5 | |
| 0 |
| Nitrogen (N), % | 0 to 0.030 | |
| 0 to 0.030 |
| Oxygen (O), % | 0 to 0.12 | |
| 0 to 0.13 |
| Titanium (Ti), % | 71.1 to 77 | |
| 88.1 to 91 |
| Vanadium (V), % | 7.5 to 8.5 | |
| 3.5 to 4.5 |
| Zirconium (Zr), % | 3.5 to 4.5 | |
| 0 |
| Residuals, % | 0 to 0.4 | |
| 0 to 0.4 |