K93600 Alloy vs. R30008 Cobalt
K93600 alloy belongs to the iron alloys classification, while R30008 cobalt belongs to the cobalt alloys. There are 14 material properties with values for both materials. Properties with values for just one material (17, in this case) are not shown.
For each property being compared, the top bar is K93600 alloy and the bottom bar is R30008 cobalt.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 140 | |
| 210 |
| Elongation at Break, % | 5.0 to 35 | |
| 1.1 to 73 |
| Tensile Strength: Ultimate (UTS), MPa | 480 to 810 | |
| 950 to 1700 |
| Tensile Strength: Yield (Proof), MPa | 280 to 750 | |
| 500 to 1080 |
Thermal Properties
| Melting Onset (Solidus), °C | 1430 | |
| 1330 |
| Specific Heat Capacity, J/kg-K | 520 | |
| 450 |
| Thermal Expansion, µm/m-K | 7.3 | |
| 13 |
Otherwise Unclassified Properties
| Density, g/cm3 | 8.1 | |
| 8.4 |
Common Calculations
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 280 to 2050 | |
| 590 to 2720 |
| Stiffness to Weight: Axial, points | 9.4 | |
| 14 |
| Stiffness to Weight: Bending, points | 21 | |
| 24 |
| Strength to Weight: Axial, points | 16 to 28 | |
| 31 to 56 |
| Strength to Weight: Bending, points | 17 to 24 | |
| 25 to 37 |
| Thermal Shock Resistance, points | 34 to 57 | |
| 25 to 44 |