C48600 Brass vs. Z21721 Zinc
C48600 brass belongs to the copper alloys classification, while Z21721 zinc belongs to the zinc alloys. They have a modest 37% of their average alloy composition in common, which, by itself, doesn't mean much. There are 28 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 C48600 brass and the bottom bar is Z21721 zinc.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 100 | |
| 87 |
| Elongation at Break, % | 20 to 25 | |
| 40 |
| Poisson's Ratio | 0.31 | |
| 0.25 |
| Shear Modulus, GPa | 39 | |
| 35 |
| Tensile Strength: Ultimate (UTS), MPa | 280 to 360 | |
| 150 |
| Tensile Strength: Yield (Proof), MPa | 110 to 170 | |
| 120 |
Thermal Properties
| Latent Heat of Fusion, J/g | 170 | |
| 110 |
| Maximum Temperature: Mechanical, °C | 120 | |
| 90 |
| Melting Completion (Liquidus), °C | 900 | |
| 410 |
| Melting Onset (Solidus), °C | 890 | |
| 390 |
| Specific Heat Capacity, J/kg-K | 380 | |
| 390 |
| Thermal Conductivity, W/m-K | 110 | |
| 110 |
| Thermal Expansion, µm/m-K | 21 | |
| 26 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 25 | |
| 27 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 28 | |
| 37 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 24 | |
| 11 |
| Density, g/cm3 | 8.1 | |
| 6.6 |
| Embodied Carbon, kg CO2/kg material | 2.8 | |
| 2.8 |
| Embodied Energy, MJ/kg | 47 | |
| 53 |
| Embodied Water, L/kg | 330 | |
| 340 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 55 to 59 | |
| 57 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 61 to 140 | |
| 88 |
| Stiffness to Weight: Axial, points | 7.1 | |
| 7.3 |
| Stiffness to Weight: Bending, points | 19 | |
| 22 |
| Strength to Weight: Axial, points | 9.5 to 12 | |
| 6.4 |
| Strength to Weight: Bending, points | 12 to 14 | |
| 9.6 |
| Thermal Diffusivity, mm2/s | 36 | |
| 44 |
| Thermal Shock Resistance, points | 9.3 to 12 | |
| 4.8 |
Alloy Composition
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| Aluminum (Al), % | 0 | |
| 0 to 0.0020 |
| Arsenic (As), % | 0.020 to 0.25 | |
| 0 |
| Cadmium (Cd), % | 0 | |
| 0 to 0.070 |
| Copper (Cu), % | 59 to 62 | |
| 0 to 0.0050 |
| Iron (Fe), % | 0 | |
| 0 to 0.010 |
| Lead (Pb), % | 1.0 to 2.5 | |
| 0 to 1.0 |
| Tin (Sn), % | 0.3 to 1.5 | |
| 0 |
| Titanium (Ti), % | 0 | |
| 0 to 0.020 |
| Zinc (Zn), % | 33.4 to 39.7 | |
| 98.9 to 100 |
| Residuals, % | 0 to 0.4 | |
| 0 |