C66700 Brass vs. C73100 Nickel Silver
Both C66700 brass and C73100 nickel silver are copper alloys. They have a moderately high 91% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.
For each property being compared, the top bar is C66700 brass and the bottom bar is C73100 nickel silver.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 110 | |
| 110 |
| Elongation at Break, % | 2.0 to 58 | |
| 3.4 to 8.0 |
| Poisson's Ratio | 0.31 | |
| 0.32 |
| Shear Modulus, GPa | 41 | |
| 43 |
| Shear Strength, MPa | 250 to 530 | |
| 260 to 370 |
| Tensile Strength: Ultimate (UTS), MPa | 340 to 690 | |
| 450 to 640 |
| Tensile Strength: Yield (Proof), MPa | 100 to 640 | |
| 420 to 590 |
Thermal Properties
| Latent Heat of Fusion, J/g | 180 | |
| 190 |
| Maximum Temperature: Mechanical, °C | 140 | |
| 170 |
| Melting Completion (Liquidus), °C | 1090 | |
| 1030 |
| Melting Onset (Solidus), °C | 1050 | |
| 1000 |
| Specific Heat Capacity, J/kg-K | 390 | |
| 390 |
| Thermal Conductivity, W/m-K | 97 | |
| 35 |
| Thermal Expansion, µm/m-K | 20 | |
| 19 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 17 | |
| 7.5 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 19 | |
| 8.0 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 25 | |
| 28 |
| Density, g/cm3 | 8.2 | |
| 8.4 |
| Embodied Carbon, kg CO2/kg material | 2.7 | |
| 3.0 |
| Embodied Energy, MJ/kg | 45 | |
| 49 |
| Embodied Water, L/kg | 320 | |
| 310 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 13 to 150 | |
| 21 to 35 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 49 to 1900 | |
| 790 to 1560 |
| Stiffness to Weight: Axial, points | 7.3 | |
| 7.5 |
| Stiffness to Weight: Bending, points | 19 | |
| 19 |
| Strength to Weight: Axial, points | 11 to 23 | |
| 15 to 21 |
| Strength to Weight: Bending, points | 13 to 21 | |
| 15 to 20 |
| Thermal Diffusivity, mm2/s | 30 | |
| 11 |
| Thermal Shock Resistance, points | 11 to 23 | |
| 15 to 21 |
Alloy Composition
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| Copper (Cu), % | 68.5 to 71.5 | |
| 70.8 to 78 |
| Iron (Fe), % | 0 to 0.1 | |
| 0 to 0.1 |
| Lead (Pb), % | 0 to 0.070 | |
| 0 to 0.050 |
| Manganese (Mn), % | 0.8 to 1.5 | |
| 0 to 0.5 |
| Nickel (Ni), % | 0 | |
| 4.0 to 6.0 |
| Tin (Sn), % | 0 | |
| 0 to 0.1 |
| Zinc (Zn), % | 26.3 to 30.7 | |
| 18 to 22 |
| Residuals, % | 0 to 0.5 | |
| 0 to 0.5 |