R31538 Cobalt vs. N07041 Nickel
R31538 cobalt belongs to the cobalt alloys classification, while N07041 nickel belongs to the nickel alloys. There are 18 material properties with values for both materials. Properties with values for just one material (12, in this case) are not shown.
For each property being compared, the top bar is R31538 cobalt and the bottom bar is N07041 nickel.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 220 | |
| 220 |
| Elongation at Break, % | 13 to 23 | |
| 14 |
| Fatigue Strength, MPa | 310 to 480 | |
| 540 |
| Tensile Strength: Ultimate (UTS), MPa | 1020 to 1360 | |
| 1400 |
| Tensile Strength: Yield (Proof), MPa | 580 to 930 | |
| 1050 |
Thermal Properties
| Melting Onset (Solidus), °C | 1290 | |
| 1320 |
| Specific Heat Capacity, J/kg-K | 450 | |
| 450 |
| Thermal Conductivity, W/m-K | 13 | |
| 11 |
| Thermal Expansion, µm/m-K | 13 | |
| 12 |
Otherwise Unclassified Properties
| Density, g/cm3 | 8.4 | |
| 8.2 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 140 to 200 | |
| 180 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 750 to 1920 | |
| 2510 |
| Stiffness to Weight: Axial, points | 15 | |
| 15 |
| Stiffness to Weight: Bending, points | 24 | |
| 25 |
| Strength to Weight: Axial, points | 34 to 45 | |
| 47 |
| Strength to Weight: Bending, points | 27 to 32 | |
| 34 |
| Thermal Diffusivity, mm2/s | 3.5 | |
| 3.0 |
| Thermal Shock Resistance, points | 25 to 33 | |
| 38 |