Grade 366 Molybdenum vs. AISI 202 Stainless Steel
Grade 366 molybdenum belongs to the otherwise unclassified metals classification, while AISI 202 stainless steel belongs to the iron alloys. There are 20 material properties with values for both materials. Properties with values for just one material (13, in this case) are not shown.
For each property being compared, the top bar is grade 366 molybdenum and the bottom bar is AISI 202 stainless steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 300 | |
| 200 |
| Elongation at Break, % | 2.2 | |
| 14 to 45 |
| Poisson's Ratio | 0.3 | |
| 0.28 |
| Shear Modulus, GPa | 120 | |
| 77 |
| Tensile Strength: Ultimate (UTS), MPa | 580 | |
| 700 to 980 |
| Tensile Strength: Yield (Proof), MPa | 470 | |
| 310 to 580 |
Thermal Properties
| Latent Heat of Fusion, J/g | 310 | |
| 290 |
| Specific Heat Capacity, J/kg-K | 210 | |
| 480 |
| Thermal Expansion, µm/m-K | 7.6 | |
| 17 |
Otherwise Unclassified Properties
| Density, g/cm3 | 12 | |
| 7.7 |
| Embodied Carbon, kg CO2/kg material | 27 | |
| 2.8 |
| Embodied Energy, MJ/kg | 340 | |
| 40 |
| Embodied Water, L/kg | 300 | |
| 150 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 12 | |
| 120 to 260 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 370 | |
| 250 to 840 |
| Stiffness to Weight: Axial, points | 14 | |
| 14 |
| Stiffness to Weight: Bending, points | 18 | |
| 25 |
| Strength to Weight: Axial, points | 13 | |
| 25 to 35 |
| Strength to Weight: Bending, points | 13 | |
| 23 to 29 |
| Thermal Shock Resistance, points | 18 | |
| 15 to 21 |
Alloy Composition
| Carbon (C), % | 0 to 0.030 | |
| 0 to 0.15 |
| Chromium (Cr), % | 0 | |
| 17 to 19 |
| Iron (Fe), % | 0 to 0.010 | |
| 63.5 to 71.5 |
| Manganese (Mn), % | 0 | |
| 7.5 to 10 |
| Molybdenum (Mo), % | 66.9 to 73 | |
| 0 |
| Nickel (Ni), % | 0 to 0.0020 | |
| 4.0 to 6.0 |
| Nitrogen (N), % | 0 to 0.0020 | |
| 0 to 0.25 |
| Oxygen (O), % | 0 to 0.0025 | |
| 0 |
| Phosphorus (P), % | 0 | |
| 0 to 0.060 |
| Silicon (Si), % | 0 to 0.010 | |
| 0 to 1.0 |
| Sulfur (S), % | 0 | |
| 0 to 0.030 |
| Tungsten (W), % | 27 to 33 | |
| 0 |