Grade 20 Titanium vs. EN 1.4913 Stainless Steel
Grade 20 titanium belongs to the titanium alloys classification, while EN 1.4913 stainless steel belongs to the iron alloys. There are 25 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.
For each property being compared, the top bar is grade 20 titanium and the bottom bar is EN 1.4913 stainless steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 120 | |
| 190 |
| Elongation at Break, % | 5.7 to 17 | |
| 14 to 22 |
| Fatigue Strength, MPa | 550 to 630 | |
| 320 to 480 |
| Poisson's Ratio | 0.32 | |
| 0.28 |
| Shear Modulus, GPa | 47 | |
| 75 |
| Shear Strength, MPa | 560 to 740 | |
| 550 to 590 |
| Tensile Strength: Ultimate (UTS), MPa | 900 to 1270 | |
| 870 to 980 |
| Tensile Strength: Yield (Proof), MPa | 850 to 1190 | |
| 480 to 850 |
Thermal Properties
| Latent Heat of Fusion, J/g | 400 | |
| 270 |
| Maximum Temperature: Mechanical, °C | 370 | |
| 700 |
| Melting Completion (Liquidus), °C | 1660 | |
| 1460 |
| Melting Onset (Solidus), °C | 1600 | |
| 1410 |
| Specific Heat Capacity, J/kg-K | 520 | |
| 480 |
| Thermal Expansion, µm/m-K | 9.6 | |
| 11 |
Otherwise Unclassified Properties
| Density, g/cm3 | 5.0 | |
| 7.8 |
| Embodied Carbon, kg CO2/kg material | 52 | |
| 2.9 |
| Embodied Energy, MJ/kg | 860 | |
| 41 |
| Embodied Water, L/kg | 350 | |
| 97 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 71 to 150 | |
| 130 to 160 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 2940 to 5760 | |
| 600 to 1860 |
| Stiffness to Weight: Axial, points | 14 | |
| 14 |
| Stiffness to Weight: Bending, points | 33 | |
| 25 |
| Strength to Weight: Axial, points | 50 to 70 | |
| 31 to 35 |
| Strength to Weight: Bending, points | 41 to 52 | |
| 26 to 28 |
| Thermal Shock Resistance, points | 55 to 77 | |
| 31 to 34 |
Alloy Composition
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| Aluminum (Al), % | 3.0 to 4.0 | |
| 0 to 0.020 |
| Boron (B), % | 0 | |
| 0 to 0.0015 |
| Carbon (C), % | 0 to 0.050 | |
| 0.17 to 0.23 |
| Chromium (Cr), % | 5.5 to 6.5 | |
| 10 to 11.5 |
| Hydrogen (H), % | 0 to 0.020 | |
| 0 |
| Iron (Fe), % | 0 to 0.3 | |
| 84.5 to 88.3 |
| Manganese (Mn), % | 0 | |
| 0.4 to 0.9 |
| Molybdenum (Mo), % | 3.5 to 4.5 | |
| 0.5 to 0.8 |
| Nickel (Ni), % | 0 | |
| 0.2 to 0.6 |
| Niobium (Nb), % | 0 | |
| 0.25 to 0.55 |
| Nitrogen (N), % | 0 to 0.030 | |
| 0.050 to 0.1 |
| Oxygen (O), % | 0 to 0.12 | |
| 0 |
| Palladium (Pd), % | 0.040 to 0.080 | |
| 0 |
| Phosphorus (P), % | 0 | |
| 0 to 0.025 |
| Silicon (Si), % | 0 | |
| 0 to 0.5 |
| Sulfur (S), % | 0 | |
| 0 to 0.015 |
| Titanium (Ti), % | 71 to 77 | |
| 0 |
| Vanadium (V), % | 7.5 to 8.5 | |
| 0.1 to 0.3 |
| Zirconium (Zr), % | 3.5 to 4.5 | |
| 0 |
| Residuals, % | 0 to 0.4 | |
| 0 |