Nickel 718 vs. Grade 366 Molybdenum
Nickel 718 belongs to the nickel alloys classification, while grade 366 molybdenum belongs to the otherwise unclassified metals. There are 20 material properties with values for both materials. Properties with values for just one material (14, in this case) are not shown.
For each property being compared, the top bar is nickel 718 and the bottom bar is grade 366 molybdenum.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 300 |
| Elongation at Break, % | 12 to 50 | |
| 2.2 |
| Poisson's Ratio | 0.29 | |
| 0.3 |
| Shear Modulus, GPa | 75 | |
| 120 |
| Tensile Strength: Ultimate (UTS), MPa | 930 to 1530 | |
| 580 |
| Tensile Strength: Yield (Proof), MPa | 510 to 1330 | |
| 470 |
Thermal Properties
| Latent Heat of Fusion, J/g | 310 | |
| 310 |
| Specific Heat Capacity, J/kg-K | 450 | |
| 210 |
| Thermal Expansion, µm/m-K | 13 | |
| 7.6 |
Otherwise Unclassified Properties
| Density, g/cm3 | 8.3 | |
| 12 |
| Embodied Carbon, kg CO2/kg material | 13 | |
| 27 |
| Embodied Energy, MJ/kg | 190 | |
| 340 |
| Embodied Water, L/kg | 250 | |
| 300 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 140 to 390 | |
| 12 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 660 to 4560 | |
| 370 |
| Stiffness to Weight: Axial, points | 13 | |
| 14 |
| Stiffness to Weight: Bending, points | 23 | |
| 18 |
| Strength to Weight: Axial, points | 31 to 51 | |
| 13 |
| Strength to Weight: Bending, points | 25 to 35 | |
| 13 |
| Thermal Shock Resistance, points | 27 to 44 | |
| 18 |
Alloy Composition
| Aluminum (Al), % | 0.2 to 0.8 | |
| 0 |
| Boron (B), % | 0 to 0.0060 | |
| 0 |
| Carbon (C), % | 0 to 0.080 | |
| 0 to 0.030 |
| Chromium (Cr), % | 17 to 21 | |
| 0 |
| Cobalt (Co), % | 0 to 1.0 | |
| 0 |
| Copper (Cu), % | 0 to 0.3 | |
| 0 |
| Iron (Fe), % | 11.1 to 24.6 | |
| 0 to 0.010 |
| Manganese (Mn), % | 0 to 0.35 | |
| 0 |
| Molybdenum (Mo), % | 2.8 to 3.3 | |
| 66.9 to 73 |
| Nickel (Ni), % | 50 to 55 | |
| 0 to 0.0020 |
| Niobium (Nb), % | 4.8 to 5.5 | |
| 0 |
| Nitrogen (N), % | 0 | |
| 0 to 0.0020 |
| Oxygen (O), % | 0 | |
| 0 to 0.0025 |
| Phosphorus (P), % | 0 to 0.015 | |
| 0 |
| Silicon (Si), % | 0 to 0.35 | |
| 0 to 0.010 |
| Sulfur (S), % | 0 to 0.015 | |
| 0 |
| Titanium (Ti), % | 0.65 to 1.2 | |
| 0 |
| Tungsten (W), % | 0 | |
| 27 to 33 |