EN 1.5535 Steel vs. Grade 29 Titanium
EN 1.5535 steel belongs to the iron alloys classification, while grade 29 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 1.5535 steel and the bottom bar is grade 29 titanium.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 110 |
| Elongation at Break, % | 11 to 22 | |
| 6.8 to 11 |
| Fatigue Strength, MPa | 210 to 320 | |
| 460 to 510 |
| Poisson's Ratio | 0.29 | |
| 0.32 |
| Reduction in Area, % | 62 to 72 | |
| 17 |
| Shear Modulus, GPa | 73 | |
| 40 |
| Shear Strength, MPa | 320 to 370 | |
| 550 to 560 |
| Tensile Strength: Ultimate (UTS), MPa | 450 to 1490 | |
| 930 to 940 |
| Tensile Strength: Yield (Proof), MPa | 300 to 500 | |
| 850 to 870 |
Thermal Properties
| Latent Heat of Fusion, J/g | 250 | |
| 410 |
| Maximum Temperature: Mechanical, °C | 400 | |
| 340 |
| Melting Completion (Liquidus), °C | 1460 | |
| 1610 |
| Melting Onset (Solidus), °C | 1420 | |
| 1560 |
| Specific Heat Capacity, J/kg-K | 470 | |
| 560 |
| Thermal Conductivity, W/m-K | 50 | |
| 7.3 |
| Thermal Expansion, µm/m-K | 13 | |
| 9.3 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 7.2 | |
| 1.0 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 8.2 | |
| 2.0 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 1.9 | |
| 36 |
| Density, g/cm3 | 7.8 | |
| 4.5 |
| Embodied Carbon, kg CO2/kg material | 1.4 | |
| 39 |
| Embodied Energy, MJ/kg | 19 | |
| 640 |
| Embodied Water, L/kg | 48 | |
| 410 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 45 to 250 | |
| 62 to 100 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 240 to 680 | |
| 3420 to 3540 |
| Stiffness to Weight: Axial, points | 13 | |
| 13 |
| Stiffness to Weight: Bending, points | 24 | |
| 35 |
| Strength to Weight: Axial, points | 16 to 53 | |
| 58 to 59 |
| Strength to Weight: Bending, points | 17 to 37 | |
| 47 to 48 |
| Thermal Diffusivity, mm2/s | 13 | |
| 2.9 |
| Thermal Shock Resistance, points | 13 to 44 | |
| 68 to 69 |
Alloy Composition
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| Aluminum (Al), % | 0 | |
| 5.5 to 6.5 |
| Boron (B), % | 0.00080 to 0.0050 | |
| 0 |
| Carbon (C), % | 0.2 to 0.25 | |
| 0 to 0.080 |
| Chromium (Cr), % | 0 to 0.3 | |
| 0 |
| Copper (Cu), % | 0 to 0.25 | |
| 0 |
| Hydrogen (H), % | 0 | |
| 0 to 0.015 |
| Iron (Fe), % | 97.6 to 98.9 | |
| 0 to 0.25 |
| Manganese (Mn), % | 0.9 to 1.2 | |
| 0 |
| Nitrogen (N), % | 0 | |
| 0 to 0.030 |
| Oxygen (O), % | 0 | |
| 0 to 0.13 |
| Phosphorus (P), % | 0 to 0.025 | |
| 0 |
| Ruthenium (Ru), % | 0 | |
| 0.080 to 0.14 |
| Silicon (Si), % | 0 to 0.3 | |
| 0 |
| Sulfur (S), % | 0 to 0.025 | |
| 0 |
| Titanium (Ti), % | 0 | |
| 88 to 90.9 |
| Vanadium (V), % | 0 | |
| 3.5 to 4.5 |
| Residuals, % | 0 | |
| 0 to 0.4 |