C55284 Copper vs. C66700 Brass
Both C55284 copper and C66700 brass are copper alloys. They have 70% of their average alloy composition in common. There are 18 material properties with values for both materials. Properties with values for just one material (14, in this case) are not shown.
For each property being compared, the top bar is C55284 copper and the bottom bar is C66700 brass.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 100 | |
| 110 |
| Poisson's Ratio | 0.34 | |
| 0.31 |
| Shear Modulus, GPa | 38 | |
| 41 |
| Tensile Strength: Ultimate (UTS), MPa | 180 | |
| 340 to 690 |
Thermal Properties
| Latent Heat of Fusion, J/g | 180 | |
| 180 |
| Maximum Temperature: Mechanical, °C | 200 | |
| 140 |
| Melting Completion (Liquidus), °C | 800 | |
| 1090 |
| Melting Onset (Solidus), °C | 640 | |
| 1050 |
| Specific Heat Capacity, J/kg-K | 380 | |
| 390 |
| Thermal Expansion, µm/m-K | 17 | |
| 20 |
Otherwise Unclassified Properties
| Density, g/cm3 | 8.9 | |
| 8.2 |
| Embodied Carbon, kg CO2/kg material | 16 | |
| 2.7 |
| Embodied Energy, MJ/kg | 260 | |
| 45 |
Common Calculations
| Stiffness to Weight: Axial, points | 6.5 | |
| 7.3 |
| Stiffness to Weight: Bending, points | 18 | |
| 19 |
| Strength to Weight: Axial, points | 5.6 | |
| 11 to 23 |
| Strength to Weight: Bending, points | 8.0 | |
| 13 to 21 |
| Thermal Shock Resistance, points | 7.4 | |
| 11 to 23 |
Alloy Composition
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| Copper (Cu), % | 79.2 to 80.7 | |
| 68.5 to 71.5 |
| Iron (Fe), % | 0 | |
| 0 to 0.1 |
| Lead (Pb), % | 0 | |
| 0 to 0.070 |
| Manganese (Mn), % | 0 | |
| 0.8 to 1.5 |
| Phosphorus (P), % | 4.8 to 5.2 | |
| 0 |
| Silver (Ag), % | 14.5 to 15.5 | |
| 0 |
| Zinc (Zn), % | 0 | |
| 26.3 to 30.7 |
| Residuals, % | 0 to 0.15 | |
| 0 to 0.5 |