Commercially Pure Zinc vs. C87700 Bronze
Commercially pure zinc belongs to the zinc alloys classification, while C87700 bronze belongs to the copper alloys.
For each property being compared, the top bar is commercially pure zinc and the bottom bar is C87700 bronze.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 87 | |
| 110 |
| Elongation at Break, % | 38 | |
| 3.6 |
| Poisson's Ratio | 0.25 | |
| 0.33 |
| Shear Modulus, GPa | 35 | |
| 42 |
| Tensile Strength: Ultimate (UTS), MPa | 97 | |
| 300 |
| Tensile Strength: Yield (Proof), MPa | 79 | |
| 120 |
Thermal Properties
| Latent Heat of Fusion, J/g | 110 | |
| 250 |
| Maximum Temperature: Mechanical, °C | 90 | |
| 180 |
| Melting Completion (Liquidus), °C | 410 | |
| 980 |
| Melting Onset (Solidus), °C | 400 | |
| 900 |
| Specific Heat Capacity, J/kg-K | 390 | |
| 400 |
| Thermal Conductivity, W/m-K | 110 | |
| 120 |
| Thermal Expansion, µm/m-K | 26 | |
| 18 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 27 | |
| 45 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 37 | |
| 48 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 11 | |
| 29 |
| Density, g/cm3 | 6.6 | |
| 8.5 |
| Embodied Carbon, kg CO2/kg material | 2.8 | |
| 2.7 |
| Embodied Energy, MJ/kg | 53 | |
| 45 |
| Embodied Water, L/kg | 340 | |
| 310 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 34 | |
| 8.6 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 36 | |
| 64 |
| Stiffness to Weight: Axial, points | 7.4 | |
| 7.4 |
| Stiffness to Weight: Bending, points | 23 | |
| 19 |
| Strength to Weight: Axial, points | 4.1 | |
| 9.8 |
| Strength to Weight: Bending, points | 7.1 | |
| 12 |
| Thermal Diffusivity, mm2/s | 44 | |
| 34 |
| Thermal Shock Resistance, points | 3.0 | |
| 11 |
Alloy Composition
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| Aluminum (Al), % | 0 to 0.010 | |
| 0 |
| Antimony (Sb), % | 0 | |
| 0 to 0.1 |
| Cadmium (Cd), % | 0 to 0.010 | |
| 0 |
| Copper (Cu), % | 0 to 0.080 | |
| 87.5 to 90.5 |
| Iron (Fe), % | 0 to 0.020 | |
| 0 to 0.5 |
| Lead (Pb), % | 0 to 0.030 | |
| 0 to 0.090 |
| Manganese (Mn), % | 0 | |
| 0 to 0.8 |
| Nickel (Ni), % | 0 | |
| 0 to 0.25 |
| Phosphorus (P), % | 0 | |
| 0 to 0.15 |
| Silicon (Si), % | 0 | |
| 2.5 to 3.5 |
| Tin (Sn), % | 0 to 0.0030 | |
| 0 to 2.0 |
| Titanium (Ti), % | 0 to 0.020 | |
| 0 |
| Zinc (Zn), % | 99.827 to 100 | |
| 7.0 to 9.0 |
| Residuals, % | 0 | |
| 0 to 0.8 |