Annealed R30075 Cobalt vs. Annealed K93600
Annealed R30075 cobalt belongs to the cobalt alloys classification, while annealed K93600 belongs to the iron alloys. There are 20 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 annealed R30075 cobalt and the bottom bar is annealed K93600.
Metric UnitsUS Customary Units
Mechanical Properties
Elastic (Young's, Tensile) Modulus, GPa | 210 | |
140 |
Elongation at Break, % | 12 | |
35 |
Reduction in Area, % | 20 | |
80 |
Tensile Strength: Ultimate (UTS), MPa | 780 | |
480 |
Tensile Strength: Yield (Proof), MPa | 480 | |
280 |
Thermal Properties
Melting Onset (Solidus), °C | 1290 | |
1430 |
Specific Heat Capacity, J/kg-K | 450 | |
520 |
Thermal Conductivity, W/m-K | 13 | |
13 |
Thermal Expansion, µm/m-K | 12 | |
7.3 |
Electrical Properties
Electrical Conductivity: Equal Volume, % IACS | 2.0 | |
2.2 |
Electrical Conductivity: Equal Weight (Specific), % IACS | 2.1 | |
2.4 |
Otherwise Unclassified Properties
Density, g/cm3 | 8.4 | |
8.1 |
Common Calculations
Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 84 | |
140 |
Resilience: Unit (Modulus of Resilience), kJ/m3 | 560 | |
280 |
Stiffness to Weight: Axial, points | 14 | |
9.4 |
Stiffness to Weight: Bending, points | 24 | |
21 |
Strength to Weight: Axial, points | 26 | |
16 |
Strength to Weight: Bending, points | 22 | |
17 |
Thermal Diffusivity, mm2/s | 3.5 | |
3.1 |
Thermal Shock Resistance, points | 21 | |
34 |