Grade 15 Titanium vs. AWS E219
Grade 15 titanium belongs to the titanium alloys classification, while AWS E219 belongs to the iron alloys. There are 22 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.
For each property being compared, the top bar is grade 15 titanium and the bottom bar is AWS E219.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 110 | |
| 200 |
| Elongation at Break, % | 20 | |
| 17 |
| Poisson's Ratio | 0.32 | |
| 0.28 |
| Shear Modulus, GPa | 41 | |
| 78 |
| Tensile Strength: Ultimate (UTS), MPa | 540 | |
| 690 |
Thermal Properties
| Latent Heat of Fusion, J/g | 420 | |
| 290 |
| Melting Completion (Liquidus), °C | 1660 | |
| 1400 |
| Melting Onset (Solidus), °C | 1610 | |
| 1360 |
| Specific Heat Capacity, J/kg-K | 540 | |
| 480 |
| Thermal Conductivity, W/m-K | 21 | |
| 14 |
| Thermal Expansion, µm/m-K | 8.7 | |
| 15 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 37 | |
| 15 |
| Density, g/cm3 | 4.5 | |
| 7.7 |
| Embodied Carbon, kg CO2/kg material | 32 | |
| 3.1 |
| Embodied Energy, MJ/kg | 520 | |
| 44 |
| Embodied Water, L/kg | 210 | |
| 160 |
Common Calculations
| Stiffness to Weight: Axial, points | 13 | |
| 14 |
| Stiffness to Weight: Bending, points | 35 | |
| 25 |
| Strength to Weight: Axial, points | 33 | |
| 25 |
| Strength to Weight: Bending, points | 33 | |
| 23 |
| Thermal Diffusivity, mm2/s | 8.4 | |
| 3.8 |
| Thermal Shock Resistance, points | 41 | |
| 17 |
Alloy Composition
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| Carbon (C), % | 0 to 0.080 | |
| 0 to 0.060 |
| Chromium (Cr), % | 0 | |
| 19 to 21.5 |
| Copper (Cu), % | 0 | |
| 0 to 0.75 |
| Hydrogen (H), % | 0 to 0.015 | |
| 0 |
| Iron (Fe), % | 0 to 0.3 | |
| 58.6 to 67.4 |
| Manganese (Mn), % | 0 | |
| 8.0 to 10 |
| Molybdenum (Mo), % | 0 | |
| 0 to 0.75 |
| Nickel (Ni), % | 0.4 to 0.6 | |
| 5.5 to 7.0 |
| Nitrogen (N), % | 0 to 0.050 | |
| 0.1 to 0.3 |
| Oxygen (O), % | 0 to 0.25 | |
| 0 |
| Phosphorus (P), % | 0 | |
| 0 to 0.040 |
| Ruthenium (Ru), % | 0.040 to 0.060 | |
| 0 |
| Silicon (Si), % | 0 | |
| 0 to 1.0 |
| Sulfur (S), % | 0 | |
| 0 to 0.030 |
| Titanium (Ti), % | 98.2 to 99.56 | |
| 0 |
| Residuals, % | 0 to 0.4 | |
| 0 |