H06 C35600 Brass vs. H06 C72200 Copper-nickel
Both H06 C35600 brass and H06 C72200 copper-nickel are copper alloys. Both are furnished in the H06 (extra hard) temper. They have 62% of their average alloy composition in common.
For each property being compared, the top bar is H06 C35600 brass and the bottom bar is H06 C72200 copper-nickel.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 100 | |
| 130 |
| Poisson's Ratio | 0.31 | |
| 0.33 |
| Rockwell B Hardness | 86 | |
| 85 |
| Rockwell Superficial 30T Hardness | 75 | |
| 74 |
| Shear Modulus, GPa | 39 | |
| 48 |
| Tensile Strength: Ultimate (UTS), MPa | 580 | |
| 560 |
Thermal Properties
| Latent Heat of Fusion, J/g | 170 | |
| 220 |
| Maximum Temperature: Mechanical, °C | 120 | |
| 230 |
| Melting Completion (Liquidus), °C | 900 | |
| 1180 |
| Melting Onset (Solidus), °C | 890 | |
| 1120 |
| Specific Heat Capacity, J/kg-K | 380 | |
| 400 |
| Thermal Conductivity, W/m-K | 120 | |
| 34 |
| Thermal Expansion, µm/m-K | 21 | |
| 16 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 26 | |
| 6.5 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 29 | |
| 6.6 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 23 | |
| 36 |
| Density, g/cm3 | 8.1 | |
| 8.9 |
| Embodied Carbon, kg CO2/kg material | 2.6 | |
| 3.9 |
| Embodied Energy, MJ/kg | 45 | |
| 59 |
| Embodied Water, L/kg | 320 | |
| 300 |
Common Calculations
| Stiffness to Weight: Axial, points | 7.0 | |
| 8.0 |
| Stiffness to Weight: Bending, points | 19 | |
| 19 |
| Strength to Weight: Axial, points | 20 | |
| 18 |
| Strength to Weight: Bending, points | 19 | |
| 17 |
| Thermal Diffusivity, mm2/s | 38 | |
| 9.6 |
| Thermal Shock Resistance, points | 19 | |
| 19 |
Alloy Composition
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| Chromium (Cr), % | 0 | |
| 0.3 to 0.7 |
| Copper (Cu), % | 60 to 63 | |
| 78.1 to 84.2 |
| Iron (Fe), % | 0 to 0.1 | |
| 0.5 to 1.0 |
| Lead (Pb), % | 2.0 to 3.0 | |
| 0 to 0.050 |
| Manganese (Mn), % | 0 | |
| 0 to 1.0 |
| Nickel (Ni), % | 0 | |
| 15 to 18 |
| Zinc (Zn), % | 33.4 to 38 | |
| 0 to 1.0 |
| Residuals, % | 0 to 0.5 | |
| 0 to 0.2 |