Grade 38 Titanium vs. EN 1.1165 Cast Steel
Grade 38 titanium belongs to the titanium alloys classification, while EN 1.1165 cast steel belongs to the iron alloys. There are 29 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.
For each property being compared, the top bar is grade 38 titanium and the bottom bar is EN 1.1165 cast steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 110 | |
| 190 |
| Elongation at Break, % | 11 | |
| 11 to 20 |
| Fatigue Strength, MPa | 530 | |
| 200 to 380 |
| Poisson's Ratio | 0.32 | |
| 0.29 |
| Shear Modulus, GPa | 40 | |
| 73 |
| Tensile Strength: Ultimate (UTS), MPa | 1000 | |
| 600 to 780 |
| Tensile Strength: Yield (Proof), MPa | 910 | |
| 290 to 620 |
Thermal Properties
| Latent Heat of Fusion, J/g | 410 | |
| 250 |
| Maximum Temperature: Mechanical, °C | 330 | |
| 400 |
| Melting Completion (Liquidus), °C | 1620 | |
| 1460 |
| Melting Onset (Solidus), °C | 1570 | |
| 1420 |
| Specific Heat Capacity, J/kg-K | 550 | |
| 470 |
| Thermal Conductivity, W/m-K | 8.0 | |
| 51 |
| Thermal Expansion, µm/m-K | 9.3 | |
| 12 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 1.2 | |
| 7.8 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 2.4 | |
| 8.9 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 36 | |
| 1.9 |
| Density, g/cm3 | 4.5 | |
| 7.8 |
| Embodied Carbon, kg CO2/kg material | 35 | |
| 1.4 |
| Embodied Energy, MJ/kg | 560 | |
| 19 |
| Embodied Water, L/kg | 160 | |
| 47 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 110 | |
| 81 to 100 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 3840 | |
| 230 to 1010 |
| Stiffness to Weight: Axial, points | 13 | |
| 13 |
| Stiffness to Weight: Bending, points | 35 | |
| 24 |
| Strength to Weight: Axial, points | 62 | |
| 21 to 28 |
| Strength to Weight: Bending, points | 49 | |
| 20 to 24 |
| Thermal Diffusivity, mm2/s | 3.2 | |
| 14 |
| Thermal Shock Resistance, points | 72 | |
| 19 to 25 |
Alloy Composition
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| Aluminum (Al), % | 3.5 to 4.5 | |
| 0 |
| Carbon (C), % | 0 to 0.080 | |
| 0.25 to 0.32 |
| Hydrogen (H), % | 0 to 0.015 | |
| 0 |
| Iron (Fe), % | 1.2 to 1.8 | |
| 97.2 to 98.6 |
| Manganese (Mn), % | 0 | |
| 1.2 to 1.8 |
| Nitrogen (N), % | 0 to 0.030 | |
| 0 |
| Oxygen (O), % | 0.2 to 0.3 | |
| 0 |
| Phosphorus (P), % | 0 | |
| 0 to 0.035 |
| Silicon (Si), % | 0 | |
| 0 to 0.6 |
| Sulfur (S), % | 0 | |
| 0 to 0.030 |
| Titanium (Ti), % | 89.9 to 93.1 | |
| 0 |
| Vanadium (V), % | 2.0 to 3.0 | |
| 0 |
| Residuals, % | 0 to 0.4 | |
| 0 |