CR021A Copper vs. Monel R-405
CR021A copper belongs to the copper alloys classification, while Monel R-405 belongs to the nickel alloys. They have a modest 31% of their average alloy composition in common, which, by itself, doesn't mean much. There are 28 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 CR021A copper and the bottom bar is Monel R-405.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 120 | |
| 160 |
| Elongation at Break, % | 15 | |
| 9.1 to 39 |
| Poisson's Ratio | 0.34 | |
| 0.32 |
| Shear Modulus, GPa | 43 | |
| 62 |
| Tensile Strength: Ultimate (UTS), MPa | 230 | |
| 540 to 630 |
| Tensile Strength: Yield (Proof), MPa | 140 | |
| 190 to 350 |
Thermal Properties
| Latent Heat of Fusion, J/g | 210 | |
| 270 |
| Maximum Temperature: Mechanical, °C | 200 | |
| 900 |
| Melting Completion (Liquidus), °C | 1090 | |
| 1350 |
| Melting Onset (Solidus), °C | 1040 | |
| 1300 |
| Specific Heat Capacity, J/kg-K | 390 | |
| 430 |
| Thermal Conductivity, W/m-K | 380 | |
| 23 |
| Thermal Expansion, µm/m-K | 17 | |
| 14 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 98 | |
| 3.4 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 99 | |
| 3.4 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 31 | |
| 50 |
| Density, g/cm3 | 9.0 | |
| 8.9 |
| Embodied Carbon, kg CO2/kg material | 2.6 | |
| 7.9 |
| Embodied Energy, MJ/kg | 41 | |
| 110 |
| Embodied Water, L/kg | 320 | |
| 250 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 31 | |
| 49 to 170 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 83 | |
| 120 to 370 |
| Stiffness to Weight: Axial, points | 7.2 | |
| 10 |
| Stiffness to Weight: Bending, points | 18 | |
| 21 |
| Strength to Weight: Axial, points | 7.1 | |
| 17 to 20 |
| Strength to Weight: Bending, points | 9.3 | |
| 17 to 18 |
| Thermal Diffusivity, mm2/s | 110 | |
| 5.9 |
| Thermal Shock Resistance, points | 8.1 | |
| 17 to 20 |
Alloy Composition
| Bismuth (Bi), % | 0 to 0.00050 | |
| 0 |
| Carbon (C), % | 0 | |
| 0 to 0.3 |
| Copper (Cu), % | 99.95 to 99.998 | |
| 28 to 34 |
| Iron (Fe), % | 0 | |
| 0 to 2.5 |
| Lead (Pb), % | 0 to 0.0050 | |
| 0 |
| Manganese (Mn), % | 0 | |
| 0 to 2.0 |
| Nickel (Ni), % | 0 | |
| 63 to 72 |
| Phosphorus (P), % | 0.0020 to 0.0070 | |
| 0 |
| Silicon (Si), % | 0 | |
| 0 to 0.5 |
| Silver (Ag), % | 0 to 0.015 | |
| 0 |
| Sulfur (S), % | 0 | |
| 0.025 to 0.060 |