Monel 400 vs. C72900 Copper-nickel
Monel 400 belongs to the nickel alloys classification, while C72900 copper-nickel belongs to the copper alloys. They have 46% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.
For each property being compared, the top bar is Monel 400 and the bottom bar is C72900 copper-nickel.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 160 | |
| 120 |
| Elongation at Break, % | 20 to 40 | |
| 6.0 to 20 |
| Poisson's Ratio | 0.32 | |
| 0.34 |
| Shear Modulus, GPa | 62 | |
| 45 |
| Shear Strength, MPa | 370 to 490 | |
| 540 to 630 |
| Tensile Strength: Ultimate (UTS), MPa | 540 to 780 | |
| 870 to 1080 |
| Tensile Strength: Yield (Proof), MPa | 210 to 590 | |
| 700 to 920 |
Thermal Properties
| Latent Heat of Fusion, J/g | 270 | |
| 210 |
| Maximum Temperature: Mechanical, °C | 1000 | |
| 210 |
| Melting Completion (Liquidus), °C | 1350 | |
| 1120 |
| Melting Onset (Solidus), °C | 1300 | |
| 950 |
| Specific Heat Capacity, J/kg-K | 430 | |
| 380 |
| Thermal Conductivity, W/m-K | 23 | |
| 29 |
| Thermal Expansion, µm/m-K | 14 | |
| 17 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 3.3 | |
| 7.8 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 3.4 | |
| 8.0 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 50 | |
| 39 |
| Density, g/cm3 | 8.9 | |
| 8.8 |
| Embodied Carbon, kg CO2/kg material | 7.9 | |
| 4.6 |
| Embodied Energy, MJ/kg | 110 | |
| 72 |
| Embodied Water, L/kg | 250 | |
| 360 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 140 to 180 | |
| 49 to 210 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 140 to 1080 | |
| 2030 to 3490 |
| Stiffness to Weight: Axial, points | 10 | |
| 7.6 |
| Stiffness to Weight: Bending, points | 21 | |
| 19 |
| Strength to Weight: Axial, points | 17 to 25 | |
| 27 to 34 |
| Strength to Weight: Bending, points | 17 to 21 | |
| 23 to 27 |
| Thermal Diffusivity, mm2/s | 6.1 | |
| 8.6 |
| Thermal Shock Resistance, points | 17 to 25 | |
| 31 to 38 |
Alloy Composition
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| Carbon (C), % | 0 to 0.3 | |
| 0 |
| Copper (Cu), % | 28 to 34 | |
| 74.1 to 78 |
| Iron (Fe), % | 0 to 2.5 | |
| 0 to 0.5 |
| Lead (Pb), % | 0 | |
| 0 to 0.020 |
| Magnesium (Mg), % | 0 | |
| 0 to 0.15 |
| Manganese (Mn), % | 0 to 2.0 | |
| 0 to 0.3 |
| Nickel (Ni), % | 63 to 72 | |
| 14.5 to 15.5 |
| Niobium (Nb), % | 0 | |
| 0 to 0.1 |
| Silicon (Si), % | 0 to 0.5 | |
| 0 |
| Sulfur (S), % | 0 to 0.024 | |
| 0 |
| Tin (Sn), % | 0 | |
| 7.5 to 8.5 |
| Zinc (Zn), % | 0 | |
| 0 to 0.5 |
| Residuals, % | 0 | |
| 0 to 0.3 |