R60901 Alloy vs. R30075 Cobalt
R60901 alloy belongs to the otherwise unclassified metals classification, while R30075 cobalt belongs to the cobalt alloys. There are 20 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 R60901 alloy and the bottom bar is R30075 cobalt.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 98 | |
| 210 to 250 |
| Elongation at Break, % | 17 to 22 | |
| 12 |
| Poisson's Ratio | 0.34 | |
| 0.29 |
| Shear Modulus, GPa | 37 | |
| 82 to 98 |
| Tensile Strength: Ultimate (UTS), MPa | 500 to 580 | |
| 780 to 1280 |
| Tensile Strength: Yield (Proof), MPa | 350 to 390 | |
| 480 to 840 |
Thermal Properties
| Latent Heat of Fusion, J/g | 250 | |
| 320 |
| Specific Heat Capacity, J/kg-K | 270 | |
| 450 |
| Thermal Conductivity, W/m-K | 17 | |
| 13 |
| Thermal Expansion, µm/m-K | 6.3 | |
| 12 |
Otherwise Unclassified Properties
| Density, g/cm3 | 6.6 | |
| 8.4 |
| Embodied Water, L/kg | 270 | |
| 530 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 88 to 100 | |
| 84 to 140 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 640 to 760 | |
| 560 to 1410 |
| Stiffness to Weight: Axial, points | 8.3 | |
| 14 to 17 |
| Stiffness to Weight: Bending, points | 23 | |
| 24 to 25 |
| Strength to Weight: Axial, points | 21 to 25 | |
| 26 to 42 |
| Strength to Weight: Bending, points | 21 to 24 | |
| 22 to 31 |
| Thermal Diffusivity, mm2/s | 9.7 | |
| 3.5 |
| Thermal Shock Resistance, points | 58 to 67 | |
| 21 to 29 |
Alloy Composition
Deprecated: Automatic conversion of false to array is deprecated in /home/public/compare.php on line 452
| Aluminum (Al), % | 0 | |
| 0 to 0.1 |
| Boron (B), % | 0 | |
| 0 to 0.010 |
| Carbon (C), % | 0 | |
| 0 to 0.35 |
| Chromium (Cr), % | 0 | |
| 27 to 30 |
| Cobalt (Co), % | 0 | |
| 58.7 to 68 |
| Iron (Fe), % | 0 | |
| 0 to 0.75 |
| Manganese (Mn), % | 0 | |
| 0 to 1.0 |
| Molybdenum (Mo), % | 0 | |
| 5.0 to 7.0 |
| Nickel (Ni), % | 0 | |
| 0 to 0.5 |
| Niobium (Nb), % | 2.4 to 2.8 | |
| 0 |
| Nitrogen (N), % | 0 | |
| 0 to 0.25 |
| Phosphorus (P), % | 0 | |
| 0 to 0.020 |
| Silicon (Si), % | 0 | |
| 0 to 1.0 |
| Sulfur (S), % | 0 | |
| 0 to 0.010 |
| Titanium (Ti), % | 0 | |
| 0 to 0.1 |
| Tungsten (W), % | 0 | |
| 0 to 0.2 |
| Zirconium (Zr), % | 96.8 to 97.5 | |
| 0 |
| Residuals, % | 0 to 0.29 | |
| 0 |