Grade 18 Titanium vs. Nickel Beryllium 360
Grade 18 titanium belongs to the titanium alloys classification, while nickel beryllium 360 belongs to the nickel alloys. There are 24 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.
For each property being compared, the top bar is grade 18 titanium and the bottom bar is nickel beryllium 360.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 110 | |
| 200 |
| Elongation at Break, % | 11 to 17 | |
| 1.0 to 30 |
| Fatigue Strength, MPa | 330 to 480 | |
| 260 to 710 |
| Poisson's Ratio | 0.32 | |
| 0.3 |
| Shear Modulus, GPa | 40 | |
| 77 |
| Shear Strength, MPa | 420 to 590 | |
| 510 to 1100 |
| Tensile Strength: Ultimate (UTS), MPa | 690 to 980 | |
| 780 to 1860 |
| Tensile Strength: Yield (Proof), MPa | 540 to 810 | |
| 380 to 1590 |
Thermal Properties
| Melting Completion (Liquidus), °C | 1640 | |
| 1330 |
| Melting Onset (Solidus), °C | 1590 | |
| 1200 |
| Specific Heat Capacity, J/kg-K | 550 | |
| 460 |
| Thermal Conductivity, W/m-K | 8.3 | |
| 48 |
| Thermal Expansion, µm/m-K | 9.9 | |
| 14 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 1.3 | |
| 5.0 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 2.7 | |
| 5.4 |
Otherwise Unclassified Properties
| Density, g/cm3 | 4.5 | |
| 8.3 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 87 to 110 | |
| 12 to 190 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 1380 to 3110 | |
| 360 to 3440 |
| Stiffness to Weight: Axial, points | 13 | |
| 13 |
| Stiffness to Weight: Bending, points | 35 | |
| 24 |
| Strength to Weight: Axial, points | 43 to 61 | |
| 26 to 62 |
| Strength to Weight: Bending, points | 39 to 49 | |
| 23 to 41 |
| Thermal Diffusivity, mm2/s | 3.4 | |
| 13 |
| Thermal Shock Resistance, points | 47 to 67 | |
| 19 to 46 |