Automotive Grey Cast Iron vs. Nickel Beryllium 360
Automotive grey cast iron belongs to the iron alloys classification, while nickel beryllium 360 belongs to the nickel alloys. There are 22 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 automotive grey cast iron and the bottom bar is nickel beryllium 360.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 180 | |
| 200 |
| Elongation at Break, % | 9.6 to 14 | |
| 1.0 to 30 |
| Poisson's Ratio | 0.29 | |
| 0.3 |
| Shear Modulus, GPa | 69 to 70 | |
| 77 |
| Tensile Strength: Ultimate (UTS), MPa | 140 to 290 | |
| 780 to 1860 |
| Tensile Strength: Yield (Proof), MPa | 94 to 200 | |
| 380 to 1590 |
Thermal Properties
| Melting Completion (Liquidus), °C | 1380 to 1390 | |
| 1330 |
| Melting Onset (Solidus), °C | 1340 to 1350 | |
| 1200 |
| Specific Heat Capacity, J/kg-K | 490 | |
| 460 |
| Thermal Conductivity, W/m-K | 41 to 43 | |
| 48 |
| Thermal Expansion, µm/m-K | 12 to 14 | |
| 14 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 7.4 to 7.6 | |
| 5.0 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 8.8 to 9.1 | |
| 5.4 |
Otherwise Unclassified Properties
| Density, g/cm3 | 7.5 to 7.6 | |
| 8.3 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 18 to 25 | |
| 12 to 190 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 25 to 110 | |
| 360 to 3440 |
| Stiffness to Weight: Axial, points | 13 | |
| 13 |
| Stiffness to Weight: Bending, points | 25 | |
| 24 |
| Strength to Weight: Axial, points | 5.2 to 11 | |
| 26 to 62 |
| Strength to Weight: Bending, points | 8.0 to 13 | |
| 23 to 41 |
| Thermal Diffusivity, mm2/s | 11 to 12 | |
| 13 |
| Thermal Shock Resistance, points | 4.2 to 8.6 | |
| 19 to 46 |