Grade 360 Molybdenum vs. AWS BCo-1
Grade 360 molybdenum belongs to the otherwise unclassified metals classification, while AWS BCo-1 belongs to the cobalt alloys. There are 16 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.
For each property being compared, the top bar is grade 360 molybdenum and the bottom bar is AWS BCo-1.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 310 | |
| 200 |
| Poisson's Ratio | 0.31 | |
| 0.3 |
| Shear Modulus, GPa | 120 | |
| 78 |
| Tensile Strength: Ultimate (UTS), MPa | 430 to 620 | |
| 700 |
Thermal Properties
| Latent Heat of Fusion, J/g | 370 | |
| 420 |
| Specific Heat Capacity, J/kg-K | 250 | |
| 480 |
| Thermal Expansion, µm/m-K | 7.0 | |
| 12 |
Otherwise Unclassified Properties
| Density, g/cm3 | 10 | |
| 8.1 |
| Embodied Carbon, kg CO2/kg material | 28 | |
| 8.0 |
| Embodied Energy, MJ/kg | 330 | |
| 110 |
| Embodied Water, L/kg | 360 | |
| 430 |
Common Calculations
| Stiffness to Weight: Axial, points | 17 | |
| 14 |
| Stiffness to Weight: Bending, points | 22 | |
| 24 |
| Strength to Weight: Axial, points | 12 to 17 | |
| 24 |
| Strength to Weight: Bending, points | 12 to 16 | |
| 22 |
| Thermal Shock Resistance, points | 14 to 21 | |
| 21 |
Alloy Composition
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| Aluminum (Al), % | 0 | |
| 0 to 0.050 |
| Boron (B), % | 0 | |
| 0.7 to 0.9 |
| Carbon (C), % | 0 to 0.030 | |
| 0.35 to 0.45 |
| Chromium (Cr), % | 0 | |
| 18 to 20 |
| Cobalt (Co), % | 0 | |
| 46 to 54 |
| Iron (Fe), % | 0 to 0.010 | |
| 0 to 1.0 |
| Molybdenum (Mo), % | 99.9 to 100 | |
| 0 |
| Nickel (Ni), % | 0 to 0.0020 | |
| 16 to 18 |
| Nitrogen (N), % | 0 to 0.0020 | |
| 0 |
| Oxygen (O), % | 0 to 0.0015 | |
| 0 |
| Phosphorus (P), % | 0 | |
| 0 to 0.020 |
| Selenium (Se), % | 0 | |
| 0 to 0.0050 |
| Silicon (Si), % | 0 to 0.010 | |
| 7.5 to 8.5 |
| Sulfur (S), % | 0 | |
| 0 to 0.020 |
| Titanium (Ti), % | 0 | |
| 0 to 0.050 |
| Tungsten (W), % | 0 | |
| 3.5 to 4.5 |
| Zirconium (Zr), % | 0 | |
| 0 to 0.050 |
| Residuals, % | 0 | |
| 0 to 0.5 |