EN 1.1122 Steel vs. Grade 35 Titanium
EN 1.1122 steel belongs to the iron alloys classification, while grade 35 titanium belongs to the titanium alloys. There are 31 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.
For each property being compared, the top bar is EN 1.1122 steel and the bottom bar is grade 35 titanium.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 110 |
| Elongation at Break, % | 12 to 21 | |
| 5.6 |
| Fatigue Strength, MPa | 170 to 260 | |
| 330 |
| Poisson's Ratio | 0.29 | |
| 0.32 |
| Reduction in Area, % | 63 to 73 | |
| 23 |
| Shear Modulus, GPa | 73 | |
| 41 |
| Shear Strength, MPa | 240 to 290 | |
| 580 |
| Tensile Strength: Ultimate (UTS), MPa | 340 to 460 | |
| 1000 |
| Tensile Strength: Yield (Proof), MPa | 240 to 370 | |
| 630 |
Thermal Properties
| Latent Heat of Fusion, J/g | 250 | |
| 420 |
| Maximum Temperature: Mechanical, °C | 400 | |
| 320 |
| Melting Completion (Liquidus), °C | 1460 | |
| 1630 |
| Melting Onset (Solidus), °C | 1420 | |
| 1580 |
| Specific Heat Capacity, J/kg-K | 470 | |
| 550 |
| Thermal Conductivity, W/m-K | 51 | |
| 7.4 |
| Thermal Expansion, µm/m-K | 12 | |
| 9.3 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 7.0 | |
| 1.1 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 8.0 | |
| 2.2 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 1.8 | |
| 37 |
| Density, g/cm3 | 7.9 | |
| 4.6 |
| Embodied Carbon, kg CO2/kg material | 1.4 | |
| 33 |
| Embodied Energy, MJ/kg | 18 | |
| 530 |
| Embodied Water, L/kg | 46 | |
| 170 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 36 to 89 | |
| 49 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 160 to 360 | |
| 1830 |
| Stiffness to Weight: Axial, points | 13 | |
| 13 |
| Stiffness to Weight: Bending, points | 24 | |
| 35 |
| Strength to Weight: Axial, points | 12 to 16 | |
| 61 |
| Strength to Weight: Bending, points | 14 to 17 | |
| 49 |
| Thermal Diffusivity, mm2/s | 14 | |
| 3.0 |
| Thermal Shock Resistance, points | 11 to 15 | |
| 70 |
Alloy Composition
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| Aluminum (Al), % | 0 | |
| 4.0 to 5.0 |
| Carbon (C), % | 0.080 to 0.12 | |
| 0 to 0.080 |
| Copper (Cu), % | 0 to 0.25 | |
| 0 |
| Hydrogen (H), % | 0 | |
| 0 to 0.015 |
| Iron (Fe), % | 98.7 to 99.62 | |
| 0.2 to 0.8 |
| Manganese (Mn), % | 0.3 to 0.6 | |
| 0 |
| Molybdenum (Mo), % | 0 | |
| 1.5 to 2.5 |
| Nitrogen (N), % | 0 | |
| 0 to 0.050 |
| Oxygen (O), % | 0 | |
| 0 to 0.25 |
| Phosphorus (P), % | 0 to 0.025 | |
| 0 |
| Silicon (Si), % | 0 to 0.3 | |
| 0.2 to 0.4 |
| Sulfur (S), % | 0 to 0.025 | |
| 0 |
| Titanium (Ti), % | 0 | |
| 88.4 to 93 |
| Vanadium (V), % | 0 | |
| 1.1 to 2.1 |
| Residuals, % | 0 | |
| 0 to 0.4 |