Zamak 2 vs. C73100 Nickel Silver
Zamak 2 belongs to the zinc alloys classification, while C73100 nickel silver belongs to the copper alloys. They have a modest 23% 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 (6, in this case) are not shown.
For each property being compared, the top bar is Zamak 2 and the bottom bar is C73100 nickel silver.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 87 | |
| 110 |
| Elongation at Break, % | 6.0 | |
| 3.4 to 8.0 |
| Poisson's Ratio | 0.26 | |
| 0.32 |
| Shear Modulus, GPa | 33 | |
| 43 |
| Shear Strength, MPa | 320 | |
| 260 to 370 |
| Tensile Strength: Ultimate (UTS), MPa | 360 | |
| 450 to 640 |
| Tensile Strength: Yield (Proof), MPa | 270 | |
| 420 to 590 |
Thermal Properties
| Latent Heat of Fusion, J/g | 130 | |
| 190 |
| Maximum Temperature: Mechanical, °C | 95 | |
| 170 |
| Melting Completion (Liquidus), °C | 390 | |
| 1030 |
| Melting Onset (Solidus), °C | 380 | |
| 1000 |
| Specific Heat Capacity, J/kg-K | 410 | |
| 390 |
| Thermal Conductivity, W/m-K | 110 | |
| 35 |
| Thermal Expansion, µm/m-K | 28 | |
| 19 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 25 | |
| 7.5 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 35 | |
| 8.0 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 12 | |
| 28 |
| Density, g/cm3 | 6.5 | |
| 8.4 |
| Embodied Carbon, kg CO2/kg material | 3.0 | |
| 3.0 |
| Embodied Energy, MJ/kg | 57 | |
| 49 |
| Embodied Water, L/kg | 380 | |
| 310 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 20 | |
| 21 to 35 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 420 | |
| 790 to 1560 |
| Stiffness to Weight: Axial, points | 7.5 | |
| 7.5 |
| Stiffness to Weight: Bending, points | 23 | |
| 19 |
| Strength to Weight: Axial, points | 15 | |
| 15 to 21 |
| Strength to Weight: Bending, points | 17 | |
| 15 to 20 |
| Thermal Diffusivity, mm2/s | 41 | |
| 11 |
| Thermal Shock Resistance, points | 11 | |
| 15 to 21 |
Alloy Composition
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| Aluminum (Al), % | 3.5 to 4.3 | |
| 0 |
| Cadmium (Cd), % | 0 to 0.0050 | |
| 0 |
| Copper (Cu), % | 2.5 to 3.3 | |
| 70.8 to 78 |
| Iron (Fe), % | 0 to 0.1 | |
| 0 to 0.1 |
| Lead (Pb), % | 0 to 0.0050 | |
| 0 to 0.050 |
| Magnesium (Mg), % | 0.020 to 0.060 | |
| 0 |
| Manganese (Mn), % | 0 | |
| 0 to 0.5 |
| Nickel (Ni), % | 0 to 0.020 | |
| 4.0 to 6.0 |
| Silicon (Si), % | 0 to 0.030 | |
| 0 |
| Tin (Sn), % | 0 to 0.0030 | |
| 0 to 0.1 |
| Zinc (Zn), % | 92.2 to 94 | |
| 18 to 22 |
| Residuals, % | 0 | |
| 0 to 0.5 |