Grade 20 Titanium vs. Monel 400
Grade 20 titanium belongs to the titanium alloys classification, while Monel 400 belongs to the nickel 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 Monel 400.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 120 | |
| 160 |
| Elongation at Break, % | 5.7 to 17 | |
| 20 to 40 |
| Fatigue Strength, MPa | 550 to 630 | |
| 230 to 290 |
| Poisson's Ratio | 0.32 | |
| 0.32 |
| Shear Modulus, GPa | 47 | |
| 62 |
| Shear Strength, MPa | 560 to 740 | |
| 370 to 490 |
| Tensile Strength: Ultimate (UTS), MPa | 900 to 1270 | |
| 540 to 780 |
| Tensile Strength: Yield (Proof), MPa | 850 to 1190 | |
| 210 to 590 |
Thermal Properties
| Latent Heat of Fusion, J/g | 400 | |
| 270 |
| Maximum Temperature: Mechanical, °C | 370 | |
| 1000 |
| Melting Completion (Liquidus), °C | 1660 | |
| 1350 |
| Melting Onset (Solidus), °C | 1600 | |
| 1300 |
| Specific Heat Capacity, J/kg-K | 520 | |
| 430 |
| Thermal Expansion, µm/m-K | 9.6 | |
| 14 |
Otherwise Unclassified Properties
| Density, g/cm3 | 5.0 | |
| 8.9 |
| Embodied Carbon, kg CO2/kg material | 52 | |
| 7.9 |
| Embodied Energy, MJ/kg | 860 | |
| 110 |
| Embodied Water, L/kg | 350 | |
| 250 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 71 to 150 | |
| 140 to 180 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 2940 to 5760 | |
| 140 to 1080 |
| Stiffness to Weight: Axial, points | 14 | |
| 10 |
| Stiffness to Weight: Bending, points | 33 | |
| 21 |
| Strength to Weight: Axial, points | 50 to 70 | |
| 17 to 25 |
| Strength to Weight: Bending, points | 41 to 52 | |
| 17 to 21 |
| Thermal Shock Resistance, points | 55 to 77 | |
| 17 to 25 |
Alloy Composition
| Aluminum (Al), % | 3.0 to 4.0 | |
| 0 |
| Carbon (C), % | 0 to 0.050 | |
| 0 to 0.3 |
| Chromium (Cr), % | 5.5 to 6.5 | |
| 0 |
| Copper (Cu), % | 0 | |
| 28 to 34 |
| Hydrogen (H), % | 0 to 0.020 | |
| 0 |
| Iron (Fe), % | 0 to 0.3 | |
| 0 to 2.5 |
| Manganese (Mn), % | 0 | |
| 0 to 2.0 |
| Molybdenum (Mo), % | 3.5 to 4.5 | |
| 0 |
| Nickel (Ni), % | 0 | |
| 63 to 72 |
| Nitrogen (N), % | 0 to 0.030 | |
| 0 |
| Oxygen (O), % | 0 to 0.12 | |
| 0 |
| Palladium (Pd), % | 0.040 to 0.080 | |
| 0 |
| Silicon (Si), % | 0 | |
| 0 to 0.5 |
| Sulfur (S), % | 0 | |
| 0 to 0.024 |
| Titanium (Ti), % | 71 to 77 | |
| 0 |
| Vanadium (V), % | 7.5 to 8.5 | |
| 0 |
| Zirconium (Zr), % | 3.5 to 4.5 | |
| 0 |
| Residuals, % | 0 to 0.4 | |
| 0 |