Grade 361 Molybdenum vs. C55181 Copper
Grade 361 molybdenum belongs to the otherwise unclassified metals classification, while C55181 copper belongs to the copper alloys. There are 16 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.
For each property being compared, the top bar is grade 361 molybdenum and the bottom bar is C55181 copper.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 310 | |
| 110 |
| Poisson's Ratio | 0.31 | |
| 0.34 |
| Shear Modulus, GPa | 120 | |
| 40 |
| Tensile Strength: Ultimate (UTS), MPa | 620 | |
| 200 |
Thermal Properties
| Latent Heat of Fusion, J/g | 370 | |
| 190 |
| Specific Heat Capacity, J/kg-K | 250 | |
| 410 |
| Thermal Expansion, µm/m-K | 7.0 | |
| 16 |
Otherwise Unclassified Properties
| Density, g/cm3 | 10 | |
| 8.5 |
| Embodied Carbon, kg CO2/kg material | 28 | |
| 2.4 |
| Embodied Energy, MJ/kg | 330 | |
| 38 |
| Embodied Water, L/kg | 360 | |
| 290 |
Common Calculations
| Stiffness to Weight: Axial, points | 17 | |
| 7.0 |
| Stiffness to Weight: Bending, points | 22 | |
| 19 |
| Strength to Weight: Axial, points | 17 | |
| 6.5 |
| Strength to Weight: Bending, points | 16 | |
| 8.9 |
| Thermal Shock Resistance, points | 21 | |
| 8.2 |
Alloy Composition
| Carbon (C), % | 0 to 0.010 | |
| 0 |
| Copper (Cu), % | 0 | |
| 92.4 to 93 |
| Iron (Fe), % | 0 to 0.010 | |
| 0 |
| Molybdenum (Mo), % | 99.9 to 100 | |
| 0 |
| Nickel (Ni), % | 0 to 0.0050 | |
| 0 |
| Nitrogen (N), % | 0 to 0.0020 | |
| 0 |
| Oxygen (O), % | 0 to 0.0070 | |
| 0 |
| Phosphorus (P), % | 0 | |
| 7.0 to 7.5 |
| Silicon (Si), % | 0 to 0.010 | |
| 0 |
| Residuals, % | 0 | |
| 0 to 0.15 |