Grade 350 Maraging Steel vs. Monel 400
Grade 350 maraging steel belongs to the iron alloys classification, while Monel 400 belongs to the nickel alloys. There are 23 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 grade 350 maraging steel and the bottom bar is Monel 400.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 160 |
| Elongation at Break, % | 4.1 to 18 | |
| 20 to 40 |
| Poisson's Ratio | 0.3 | |
| 0.32 |
| Shear Modulus, GPa | 75 | |
| 62 |
| Shear Strength, MPa | 710 to 1400 | |
| 370 to 490 |
| Tensile Strength: Ultimate (UTS), MPa | 1140 to 2420 | |
| 540 to 780 |
| Tensile Strength: Yield (Proof), MPa | 830 to 2300 | |
| 210 to 590 |
Thermal Properties
| Latent Heat of Fusion, J/g | 270 | |
| 270 |
| Melting Completion (Liquidus), °C | 1470 | |
| 1350 |
| Melting Onset (Solidus), °C | 1420 | |
| 1300 |
| Specific Heat Capacity, J/kg-K | 450 | |
| 430 |
| Thermal Expansion, µm/m-K | 12 | |
| 14 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 39 | |
| 50 |
| Density, g/cm3 | 8.2 | |
| 8.9 |
| Embodied Carbon, kg CO2/kg material | 5.6 | |
| 7.9 |
| Embodied Energy, MJ/kg | 74 | |
| 110 |
| Embodied Water, L/kg | 160 | |
| 250 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 98 to 190 | |
| 140 to 180 |
| Stiffness to Weight: Axial, points | 13 | |
| 10 |
| Stiffness to Weight: Bending, points | 23 | |
| 21 |
| Strength to Weight: Axial, points | 38 to 82 | |
| 17 to 25 |
| Strength to Weight: Bending, points | 29 to 49 | |
| 17 to 21 |
| Thermal Shock Resistance, points | 35 to 74 | |
| 17 to 25 |
Alloy Composition
| Aluminum (Al), % | 0.050 to 0.15 | |
| 0 |
| Boron (B), % | 0 to 0.0030 | |
| 0 |
| Calcium (Ca), % | 0 to 0.050 | |
| 0 |
| Carbon (C), % | 0 to 0.030 | |
| 0 to 0.3 |
| Cobalt (Co), % | 11.5 to 12.5 | |
| 0 |
| Copper (Cu), % | 0 | |
| 28 to 34 |
| Iron (Fe), % | 61.2 to 64.6 | |
| 0 to 2.5 |
| Manganese (Mn), % | 0 to 0.1 | |
| 0 to 2.0 |
| Molybdenum (Mo), % | 4.6 to 5.2 | |
| 0 |
| Nickel (Ni), % | 18 to 19 | |
| 63 to 72 |
| Phosphorus (P), % | 0 to 0.010 | |
| 0 |
| Silicon (Si), % | 0 to 0.1 | |
| 0 to 0.5 |
| Sulfur (S), % | 0 to 0.010 | |
| 0 to 0.024 |
| Titanium (Ti), % | 1.3 to 1.6 | |
| 0 |
| Zirconium (Zr), % | 0 to 0.020 | |
| 0 |