AWS E3155 vs. Grade 9 Titanium
AWS E3155 belongs to the iron alloys classification, while grade 9 titanium belongs to the titanium 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 AWS E3155 and the bottom bar is grade 9 titanium.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 210 | |
| 110 |
| Elongation at Break, % | 23 | |
| 11 to 17 |
| Poisson's Ratio | 0.29 | |
| 0.32 |
| Shear Modulus, GPa | 81 | |
| 40 |
| Tensile Strength: Ultimate (UTS), MPa | 770 | |
| 700 to 960 |
Thermal Properties
| Latent Heat of Fusion, J/g | 310 | |
| 410 |
| Melting Completion (Liquidus), °C | 1460 | |
| 1640 |
| Melting Onset (Solidus), °C | 1410 | |
| 1590 |
| Specific Heat Capacity, J/kg-K | 450 | |
| 550 |
| Thermal Conductivity, W/m-K | 13 | |
| 8.1 |
| Thermal Expansion, µm/m-K | 13 | |
| 9.1 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 70 | |
| 37 |
| Density, g/cm3 | 8.4 | |
| 4.5 |
| Embodied Carbon, kg CO2/kg material | 7.7 | |
| 36 |
| Embodied Energy, MJ/kg | 110 | |
| 580 |
| Embodied Water, L/kg | 300 | |
| 150 |
Common Calculations
| Stiffness to Weight: Axial, points | 14 | |
| 13 |
| Stiffness to Weight: Bending, points | 24 | |
| 35 |
| Strength to Weight: Axial, points | 26 | |
| 43 to 60 |
| Strength to Weight: Bending, points | 22 | |
| 39 to 48 |
| Thermal Diffusivity, mm2/s | 3.3 | |
| 3.3 |
| Thermal Shock Resistance, points | 20 | |
| 52 to 71 |
Alloy Composition
| Aluminum (Al), % | 0 | |
| 2.5 to 3.5 |
| Carbon (C), % | 0 to 0.1 | |
| 0 to 0.080 |
| Chromium (Cr), % | 20 to 22.5 | |
| 0 |
| Cobalt (Co), % | 18.5 to 21 | |
| 0 |
| Copper (Cu), % | 0 to 0.75 | |
| 0 |
| Hydrogen (H), % | 0 | |
| 0 to 0.015 |
| Iron (Fe), % | 23.3 to 36.3 | |
| 0 to 0.25 |
| Manganese (Mn), % | 1.0 to 2.5 | |
| 0 |
| Molybdenum (Mo), % | 2.5 to 3.5 | |
| 0 |
| Nickel (Ni), % | 19 to 21 | |
| 0 |
| Niobium (Nb), % | 0.75 to 1.3 | |
| 0 |
| Nitrogen (N), % | 0 | |
| 0 to 0.030 |
| Oxygen (O), % | 0 | |
| 0 to 0.15 |
| Phosphorus (P), % | 0 to 0.040 | |
| 0 |
| Silicon (Si), % | 0 to 1.0 | |
| 0 |
| Sulfur (S), % | 0 to 0.030 | |
| 0 |
| Titanium (Ti), % | 0 | |
| 92.6 to 95.5 |
| Tungsten (W), % | 2.0 to 3.0 | |
| 0 |
| Vanadium (V), % | 0 | |
| 2.0 to 3.0 |
| Residuals, % | 0 | |
| 0 to 0.4 |