R30075 Cobalt vs. Grade Ti-Pd16 Titanium
R30075 cobalt belongs to the cobalt alloys classification, while grade Ti-Pd16 titanium belongs to the titanium alloys. There are 27 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.
For each property being compared, the top bar is R30075 cobalt and the bottom bar is grade Ti-Pd16 titanium.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 210 to 250 | |
| 110 |
| Elongation at Break, % | 12 | |
| 17 |
| Fatigue Strength, MPa | 250 to 840 | |
| 200 |
| Poisson's Ratio | 0.29 | |
| 0.32 |
| Shear Modulus, GPa | 82 to 98 | |
| 40 |
| Tensile Strength: Ultimate (UTS), MPa | 780 to 1280 | |
| 390 |
| Tensile Strength: Yield (Proof), MPa | 480 to 840 | |
| 310 |
Thermal Properties
| Latent Heat of Fusion, J/g | 320 | |
| 420 |
| Melting Completion (Liquidus), °C | 1360 | |
| 1660 |
| Melting Onset (Solidus), °C | 1290 | |
| 1610 |
| Specific Heat Capacity, J/kg-K | 450 | |
| 540 |
| Thermal Conductivity, W/m-K | 13 | |
| 22 |
| Thermal Expansion, µm/m-K | 12 | |
| 8.7 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 2.0 | |
| 3.6 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 2.1 | |
| 7.1 |
Otherwise Unclassified Properties
| Density, g/cm3 | 8.4 | |
| 4.5 |
| Embodied Carbon, kg CO2/kg material | 8.1 | |
| 36 |
| Embodied Energy, MJ/kg | 110 | |
| 600 |
| Embodied Water, L/kg | 530 | |
| 230 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 84 to 140 | |
| 62 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 560 to 1410 | |
| 440 |
| Stiffness to Weight: Axial, points | 14 to 17 | |
| 13 |
| Stiffness to Weight: Bending, points | 24 to 25 | |
| 35 |
| Strength to Weight: Axial, points | 26 to 42 | |
| 24 |
| Strength to Weight: Bending, points | 22 to 31 | |
| 26 |
| Thermal Diffusivity, mm2/s | 3.5 | |
| 8.9 |
| Thermal Shock Resistance, points | 21 to 29 | |
| 30 |
Alloy Composition
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| Aluminum (Al), % | 0 to 0.1 | |
| 0 |
| Boron (B), % | 0 to 0.010 | |
| 0 |
| Carbon (C), % | 0 to 0.35 | |
| 0 to 0.1 |
| Chromium (Cr), % | 27 to 30 | |
| 0 |
| Cobalt (Co), % | 58.7 to 68 | |
| 0 |
| Hydrogen (H), % | 0 | |
| 0 to 0.015 |
| Iron (Fe), % | 0 to 0.75 | |
| 0 to 0.3 |
| Manganese (Mn), % | 0 to 1.0 | |
| 0 |
| Molybdenum (Mo), % | 5.0 to 7.0 | |
| 0 |
| Nickel (Ni), % | 0 to 0.5 | |
| 0 to 0.030 |
| Nitrogen (N), % | 0 to 0.25 | |
| 0 |
| Oxygen (O), % | 0 | |
| 0 to 0.18 |
| Palladium (Pd), % | 0 | |
| 0.040 to 0.080 |
| Phosphorus (P), % | 0 to 0.020 | |
| 0 |
| Silicon (Si), % | 0 to 1.0 | |
| 0 |
| Sulfur (S), % | 0 to 0.010 | |
| 0 |
| Titanium (Ti), % | 0 to 0.1 | |
| 98.8 to 99.96 |
| Tungsten (W), % | 0 to 0.2 | |
| 0 |
| Residuals, % | 0 | |
| 0 to 0.4 |