Monel K-500 vs. AISI 403 Stainless Steel
Monel K-500 belongs to the nickel alloys classification, while AISI 403 stainless steel belongs to the iron alloys. There are 30 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.
For each property being compared, the top bar is Monel K-500 and the bottom bar is AISI 403 stainless steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 160 | |
| 190 |
| Elongation at Break, % | 25 to 36 | |
| 16 to 25 |
| Fatigue Strength, MPa | 260 to 560 | |
| 200 to 340 |
| Poisson's Ratio | 0.32 | |
| 0.28 |
| Shear Modulus, GPa | 61 | |
| 76 |
| Shear Strength, MPa | 430 to 700 | |
| 340 to 480 |
| Tensile Strength: Ultimate (UTS), MPa | 640 to 1100 | |
| 530 to 780 |
| Tensile Strength: Yield (Proof), MPa | 310 to 880 | |
| 280 to 570 |
Thermal Properties
| Latent Heat of Fusion, J/g | 270 | |
| 270 |
| Maximum Temperature: Mechanical, °C | 900 | |
| 740 |
| Melting Completion (Liquidus), °C | 1350 | |
| 1450 |
| Melting Onset (Solidus), °C | 1320 | |
| 1400 |
| Specific Heat Capacity, J/kg-K | 440 | |
| 480 |
| Thermal Conductivity, W/m-K | 18 | |
| 28 |
| Thermal Expansion, µm/m-K | 14 | |
| 9.9 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 3.1 | |
| 2.9 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 3.2 | |
| 3.3 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 50 | |
| 6.5 |
| Density, g/cm3 | 8.7 | |
| 7.8 |
| Embodied Carbon, kg CO2/kg material | 8.1 | |
| 1.9 |
| Embodied Energy, MJ/kg | 120 | |
| 27 |
| Embodied Water, L/kg | 280 | |
| 99 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 180 to 260 | |
| 110 to 120 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 300 to 2420 | |
| 210 to 840 |
| Stiffness to Weight: Axial, points | 10 | |
| 14 |
| Stiffness to Weight: Bending, points | 21 | |
| 25 |
| Strength to Weight: Axial, points | 21 to 35 | |
| 19 to 28 |
| Strength to Weight: Bending, points | 19 to 27 | |
| 19 to 24 |
| Thermal Diffusivity, mm2/s | 4.8 | |
| 7.6 |
| Thermal Shock Resistance, points | 21 to 36 | |
| 20 to 29 |
Alloy Composition
| Aluminum (Al), % | 2.3 to 3.2 | |
| 0 |
| Carbon (C), % | 0 to 0.18 | |
| 0 to 0.15 |
| Chromium (Cr), % | 0 | |
| 11.5 to 13 |
| Copper (Cu), % | 27 to 33 | |
| 0 |
| Iron (Fe), % | 0 to 2.0 | |
| 84.7 to 88.5 |
| Manganese (Mn), % | 0 to 1.5 | |
| 0 to 1.0 |
| Nickel (Ni), % | 63 to 70.4 | |
| 0 to 0.6 |
| Phosphorus (P), % | 0 | |
| 0 to 0.040 |
| Silicon (Si), % | 0 to 0.5 | |
| 0 to 0.5 |
| Sulfur (S), % | 0 to 0.010 | |
| 0 to 0.030 |
| Titanium (Ti), % | 0.35 to 0.85 | |
| 0 |