Grade 36 Titanium vs. EN 1.1221 Steel
Grade 36 titanium belongs to the titanium alloys classification, while EN 1.1221 steel belongs to the iron alloys. There are 25 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.
For each property being compared, the top bar is grade 36 titanium and the bottom bar is EN 1.1221 steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 110 | |
| 190 |
| Elongation at Break, % | 11 | |
| 10 to 21 |
| Fatigue Strength, MPa | 300 | |
| 240 to 340 |
| Poisson's Ratio | 0.36 | |
| 0.29 |
| Shear Modulus, GPa | 39 | |
| 72 |
| Shear Strength, MPa | 320 | |
| 450 to 520 |
| Tensile Strength: Ultimate (UTS), MPa | 530 | |
| 730 to 870 |
| Tensile Strength: Yield (Proof), MPa | 520 | |
| 390 to 550 |
Thermal Properties
| Latent Heat of Fusion, J/g | 370 | |
| 250 |
| Maximum Temperature: Mechanical, °C | 320 | |
| 400 |
| Melting Completion (Liquidus), °C | 2020 | |
| 1460 |
| Melting Onset (Solidus), °C | 1950 | |
| 1410 |
| Specific Heat Capacity, J/kg-K | 420 | |
| 470 |
| Thermal Expansion, µm/m-K | 8.1 | |
| 12 |
Otherwise Unclassified Properties
| Density, g/cm3 | 6.3 | |
| 7.8 |
| Embodied Carbon, kg CO2/kg material | 58 | |
| 1.5 |
| Embodied Energy, MJ/kg | 920 | |
| 19 |
| Embodied Water, L/kg | 130 | |
| 47 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 59 | |
| 67 to 130 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 1260 | |
| 410 to 800 |
| Stiffness to Weight: Axial, points | 9.3 | |
| 13 |
| Stiffness to Weight: Bending, points | 25 | |
| 24 |
| Strength to Weight: Axial, points | 23 | |
| 26 to 31 |
| Strength to Weight: Bending, points | 23 | |
| 23 to 26 |
| Thermal Shock Resistance, points | 45 | |
| 23 to 28 |
Alloy Composition
| Carbon (C), % | 0 to 0.030 | |
| 0.57 to 0.65 |
| Chromium (Cr), % | 0 | |
| 0 to 0.4 |
| Hydrogen (H), % | 0 to 0.0035 | |
| 0 |
| Iron (Fe), % | 0 to 0.030 | |
| 97.1 to 98.8 |
| Manganese (Mn), % | 0 | |
| 0.6 to 0.9 |
| Molybdenum (Mo), % | 0 | |
| 0 to 0.1 |
| Nickel (Ni), % | 0 | |
| 0 to 0.4 |
| Niobium (Nb), % | 42 to 47 | |
| 0 |
| Nitrogen (N), % | 0 to 0.030 | |
| 0 |
| Oxygen (O), % | 0 to 0.16 | |
| 0 |
| Phosphorus (P), % | 0 | |
| 0 to 0.035 |
| Silicon (Si), % | 0 | |
| 0 to 0.4 |
| Sulfur (S), % | 0 | |
| 0 to 0.035 |
| Titanium (Ti), % | 52.3 to 58 | |
| 0 |
| Residuals, % | 0 to 0.4 | |
| 0 |