ASTM B631 Class B vs. Grade 365 Molybdenum
Both ASTM B631 class B and grade 365 molybdenum are otherwise unclassified metals. There are 11 material properties with values for both materials. Properties with values for just one material (15, in this case) are not shown.
For each property being compared, the top bar is ASTM B631 class B and the bottom bar is grade 365 molybdenum.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 210 | |
| 310 |
| Poisson's Ratio | 0.31 | |
| 0.31 |
| Shear Modulus, GPa | 78 to 79 | |
| 120 |
Thermal Properties
| Latent Heat of Fusion, J/g | 150 | |
| 370 |
| Specific Heat Capacity, J/kg-K | 170 | |
| 250 |
| Thermal Expansion, µm/m-K | 12 | |
| 7.0 |
Otherwise Unclassified Properties
| Density, g/cm3 | 14 | |
| 10 |
| Embodied Carbon, kg CO2/kg material | 49 | |
| 28 |
| Embodied Energy, MJ/kg | 760 | |
| 330 |
Common Calculations
| Stiffness to Weight: Axial, points | 8.1 | |
| 17 |
| Stiffness to Weight: Bending, points | 14 | |
| 22 |