C72900 Copper-nickel vs. Nickel Beryllium 360
C72900 copper-nickel belongs to the copper alloys classification, while nickel beryllium 360 belongs to the nickel alloys. There are 23 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.
For each property being compared, the top bar is C72900 copper-nickel and the bottom bar is nickel beryllium 360.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 120 | |
| 200 |
| Elongation at Break, % | 6.0 to 20 | |
| 1.0 to 30 |
| Poisson's Ratio | 0.34 | |
| 0.3 |
| Shear Modulus, GPa | 45 | |
| 77 |
| Shear Strength, MPa | 540 to 630 | |
| 510 to 1100 |
| Tensile Strength: Ultimate (UTS), MPa | 870 to 1080 | |
| 780 to 1860 |
| Tensile Strength: Yield (Proof), MPa | 700 to 920 | |
| 380 to 1590 |
Thermal Properties
| Melting Completion (Liquidus), °C | 1120 | |
| 1330 |
| Melting Onset (Solidus), °C | 950 | |
| 1200 |
| Specific Heat Capacity, J/kg-K | 380 | |
| 460 |
| Thermal Conductivity, W/m-K | 29 | |
| 48 |
| Thermal Expansion, µm/m-K | 17 | |
| 14 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 7.8 | |
| 5.0 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 8.0 | |
| 5.4 |
Otherwise Unclassified Properties
| Density, g/cm3 | 8.8 | |
| 8.3 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 49 to 210 | |
| 12 to 190 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 2030 to 3490 | |
| 360 to 3440 |
| Stiffness to Weight: Axial, points | 7.6 | |
| 13 |
| Stiffness to Weight: Bending, points | 19 | |
| 24 |
| Strength to Weight: Axial, points | 27 to 34 | |
| 26 to 62 |
| Strength to Weight: Bending, points | 23 to 27 | |
| 23 to 41 |
| Thermal Diffusivity, mm2/s | 8.6 | |
| 13 |
| Thermal Shock Resistance, points | 31 to 38 | |
| 19 to 46 |