Nickel Beryllium 360 vs. S21904 Stainless Steel
Nickel beryllium 360 belongs to the nickel alloys classification, while S21904 stainless steel belongs to the iron alloys. There are 24 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.
For each property being compared, the top bar is nickel beryllium 360 and the bottom bar is S21904 stainless steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 200 | |
| 200 |
| Elongation at Break, % | 1.0 to 30 | |
| 17 to 51 |
| Fatigue Strength, MPa | 260 to 710 | |
| 380 to 550 |
| Poisson's Ratio | 0.3 | |
| 0.28 |
| Shear Modulus, GPa | 77 | |
| 78 |
| Shear Strength, MPa | 510 to 1100 | |
| 510 to 620 |
| Tensile Strength: Ultimate (UTS), MPa | 780 to 1860 | |
| 700 to 1000 |
| Tensile Strength: Yield (Proof), MPa | 380 to 1590 | |
| 390 to 910 |
Thermal Properties
| Melting Completion (Liquidus), °C | 1330 | |
| 1400 |
| Melting Onset (Solidus), °C | 1200 | |
| 1350 |
| Specific Heat Capacity, J/kg-K | 460 | |
| 480 |
| Thermal Conductivity, W/m-K | 48 | |
| 14 |
| Thermal Expansion, µm/m-K | 14 | |
| 17 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 5.0 | |
| 2.5 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 5.4 | |
| 2.9 |
Otherwise Unclassified Properties
| Density, g/cm3 | 8.3 | |
| 7.7 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 12 to 190 | |
| 160 to 310 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 360 to 3440 | |
| 380 to 2070 |
| Stiffness to Weight: Axial, points | 13 | |
| 14 |
| Stiffness to Weight: Bending, points | 24 | |
| 25 |
| Strength to Weight: Axial, points | 26 to 62 | |
| 25 to 36 |
| Strength to Weight: Bending, points | 23 to 41 | |
| 23 to 29 |
| Thermal Diffusivity, mm2/s | 13 | |
| 3.8 |
| Thermal Shock Resistance, points | 19 to 46 | |
| 15 to 21 |