Titanium 15-3-3-3 vs. Grey Cast Iron
Titanium 15-3-3-3 belongs to the titanium alloys classification, while grey cast iron belongs to the iron alloys. There are 28 material properties with values for both materials. Properties with values for just one material (4, 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 grey cast iron.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 100 | |
| 180 |
| Elongation at Break, % | 5.7 to 8.0 | |
| 9.6 |
| Fatigue Strength, MPa | 610 to 710 | |
| 69 to 170 |
| Poisson's Ratio | 0.33 | |
| 0.29 |
| Shear Modulus, GPa | 39 | |
| 69 |
| Shear Strength, MPa | 660 to 810 | |
| 180 to 610 |
| Tensile Strength: Ultimate (UTS), MPa | 1120 to 1390 | |
| 160 to 450 |
| Tensile Strength: Yield (Proof), MPa | 1100 to 1340 | |
| 98 to 290 |
Thermal Properties
| Latent Heat of Fusion, J/g | 390 | |
| 280 |
| Melting Completion (Liquidus), °C | 1620 | |
| 1380 |
| Melting Onset (Solidus), °C | 1560 | |
| 1180 |
| Specific Heat Capacity, J/kg-K | 520 | |
| 490 |
| Thermal Conductivity, W/m-K | 8.1 | |
| 46 |
| Thermal Expansion, µm/m-K | 9.8 | |
| 11 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 1.2 | |
| 7.4 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 2.3 | |
| 8.9 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 40 | |
| 1.9 |
| Density, g/cm3 | 4.8 | |
| 7.5 |
| Embodied Carbon, kg CO2/kg material | 59 | |
| 1.5 |
| Embodied Energy, MJ/kg | 950 | |
| 21 |
| Embodied Water, L/kg | 260 | |
| 44 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 78 to 89 | |
| 13 to 37 |
| Stiffness to Weight: Axial, points | 12 | |
| 13 |
| Stiffness to Weight: Bending, points | 32 | |
| 25 |
| Strength to Weight: Axial, points | 64 to 80 | |
| 5.8 to 17 |
| Strength to Weight: Bending, points | 50 to 57 | |
| 8.7 to 17 |
| Thermal Diffusivity, mm2/s | 3.2 | |
| 13 |
| Thermal Shock Resistance, points | 79 to 98 | |
| 6.0 to 17 |
Alloy Composition
| Aluminum (Al), % | 2.5 to 3.5 | |
| 0 |
| Carbon (C), % | 0 to 0.050 | |
| 3.1 to 3.4 |
| Chromium (Cr), % | 2.5 to 3.5 | |
| 0 |
| Hydrogen (H), % | 0 to 0.015 | |
| 0 |
| Iron (Fe), % | 0 to 0.25 | |
| 92.1 to 93.9 |
| Manganese (Mn), % | 0 | |
| 0.5 to 0.7 |
| Nitrogen (N), % | 0 to 0.050 | |
| 0 |
| Oxygen (O), % | 0 to 0.13 | |
| 0 |
| Phosphorus (P), % | 0 | |
| 0 to 0.9 |
| Silicon (Si), % | 0 | |
| 2.5 to 2.8 |
| Sulfur (S), % | 0 | |
| 0 to 0.15 |
| Tin (Sn), % | 2.5 to 3.5 | |
| 0 |
| Titanium (Ti), % | 72.6 to 78.5 | |
| 0 |
| Vanadium (V), % | 14 to 16 | |
| 0 |
| Residuals, % | 0 to 0.4 | |
| 0 |