C68800 Brass vs. Monel R-405
C68800 brass 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 29 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.
For each property being compared, the top bar is C68800 brass and the bottom bar is Monel R-405.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 110 | |
| 160 |
| Elongation at Break, % | 2.0 to 36 | |
| 9.1 to 39 |
| Poisson's Ratio | 0.32 | |
| 0.32 |
| Shear Modulus, GPa | 41 | |
| 62 |
| Shear Strength, MPa | 380 to 510 | |
| 350 to 370 |
| Tensile Strength: Ultimate (UTS), MPa | 570 to 890 | |
| 540 to 630 |
| Tensile Strength: Yield (Proof), MPa | 390 to 790 | |
| 190 to 350 |
Thermal Properties
| Latent Heat of Fusion, J/g | 190 | |
| 270 |
| Maximum Temperature: Mechanical, °C | 160 | |
| 900 |
| Melting Completion (Liquidus), °C | 960 | |
| 1350 |
| Melting Onset (Solidus), °C | 950 | |
| 1300 |
| Specific Heat Capacity, J/kg-K | 400 | |
| 430 |
| Thermal Conductivity, W/m-K | 40 | |
| 23 |
| Thermal Expansion, µm/m-K | 19 | |
| 14 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 18 | |
| 3.4 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 20 | |
| 3.4 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 26 | |
| 50 |
| Density, g/cm3 | 8.2 | |
| 8.9 |
| Embodied Carbon, kg CO2/kg material | 2.8 | |
| 7.9 |
| Embodied Energy, MJ/kg | 48 | |
| 110 |
| Embodied Water, L/kg | 350 | |
| 250 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 16 to 180 | |
| 49 to 170 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 710 to 2860 | |
| 120 to 370 |
| Stiffness to Weight: Axial, points | 7.3 | |
| 10 |
| Stiffness to Weight: Bending, points | 19 | |
| 21 |
| Strength to Weight: Axial, points | 19 to 30 | |
| 17 to 20 |
| Strength to Weight: Bending, points | 19 to 25 | |
| 17 to 18 |
| Thermal Diffusivity, mm2/s | 12 | |
| 5.9 |
| Thermal Shock Resistance, points | 19 to 30 | |
| 17 to 20 |
Alloy Composition
| Aluminum (Al), % | 3.0 to 3.8 | |
| 0 |
| Carbon (C), % | 0 | |
| 0 to 0.3 |
| Cobalt (Co), % | 0.25 to 0.55 | |
| 0 |
| Copper (Cu), % | 70.8 to 75.5 | |
| 28 to 34 |
| Iron (Fe), % | 0 to 0.2 | |
| 0 to 2.5 |
| Lead (Pb), % | 0 to 0.050 | |
| 0 |
| Manganese (Mn), % | 0 | |
| 0 to 2.0 |
| Nickel (Ni), % | 0 | |
| 63 to 72 |
| Silicon (Si), % | 0 | |
| 0 to 0.5 |
| Sulfur (S), % | 0 | |
| 0.025 to 0.060 |
| Zinc (Zn), % | 21.3 to 24.1 | |
| 0 |
| Residuals, % | 0 to 0.5 | |
| 0 |