Monel 400 vs. S45500 Stainless Steel
Monel 400 belongs to the nickel alloys classification, while S45500 stainless steel belongs to the iron alloys. There are 25 material properties with values for both materials. Properties with values for just one material (12, in this case) are not shown.
For each property being compared, the top bar is Monel 400 and the bottom bar is S45500 stainless steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 160 | |
| 190 |
| Elongation at Break, % | 20 to 40 | |
| 3.4 to 11 |
| Fatigue Strength, MPa | 230 to 290 | |
| 570 to 890 |
| Poisson's Ratio | 0.32 | |
| 0.28 |
| Shear Modulus, GPa | 62 | |
| 75 |
| Shear Strength, MPa | 370 to 490 | |
| 790 to 1090 |
| Tensile Strength: Ultimate (UTS), MPa | 540 to 780 | |
| 1370 to 1850 |
| Tensile Strength: Yield (Proof), MPa | 210 to 590 | |
| 1240 to 1700 |
Thermal Properties
| Latent Heat of Fusion, J/g | 270 | |
| 270 |
| Maximum Temperature: Mechanical, °C | 1000 | |
| 760 |
| Melting Completion (Liquidus), °C | 1350 | |
| 1440 |
| Melting Onset (Solidus), °C | 1300 | |
| 1400 |
| Specific Heat Capacity, J/kg-K | 430 | |
| 470 |
| Thermal Expansion, µm/m-K | 14 | |
| 11 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 50 | |
| 17 |
| Density, g/cm3 | 8.9 | |
| 7.9 |
| Embodied Carbon, kg CO2/kg material | 7.9 | |
| 3.8 |
| Embodied Energy, MJ/kg | 110 | |
| 57 |
| Embodied Water, L/kg | 250 | |
| 120 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 140 to 180 | |
| 45 to 190 |
| Stiffness to Weight: Axial, points | 10 | |
| 14 |
| Stiffness to Weight: Bending, points | 21 | |
| 24 |
| Strength to Weight: Axial, points | 17 to 25 | |
| 48 to 65 |
| Strength to Weight: Bending, points | 17 to 21 | |
| 35 to 42 |
| Thermal Shock Resistance, points | 17 to 25 | |
| 48 to 64 |
Alloy Composition
| Carbon (C), % | 0 to 0.3 | |
| 0 to 0.050 |
| Chromium (Cr), % | 0 | |
| 11 to 12.5 |
| Copper (Cu), % | 28 to 34 | |
| 1.5 to 2.5 |
| Iron (Fe), % | 0 to 2.5 | |
| 71.5 to 79.2 |
| Manganese (Mn), % | 0 to 2.0 | |
| 0 to 0.5 |
| Molybdenum (Mo), % | 0 | |
| 0 to 0.5 |
| Nickel (Ni), % | 63 to 72 | |
| 7.5 to 9.5 |
| Niobium (Nb), % | 0 | |
| 0 to 0.5 |
| Phosphorus (P), % | 0 | |
| 0 to 0.040 |
| Silicon (Si), % | 0 to 0.5 | |
| 0 to 0.5 |
| Sulfur (S), % | 0 to 0.024 | |
| 0 to 0.030 |
| Tantalum (Ta), % | 0 | |
| 0 to 0.5 |
| Titanium (Ti), % | 0 | |
| 0.8 to 1.4 |