C68400 Brass vs. Z40301 Zinc
C68400 brass belongs to the copper alloys classification, while Z40301 zinc belongs to the zinc alloys. They have a modest 35% 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 C68400 brass and the bottom bar is Z40301 zinc.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 110 | |
| 87 |
| Elongation at Break, % | 18 | |
| 60 |
| Poisson's Ratio | 0.31 | |
| 0.25 |
| Shear Modulus, GPa | 41 | |
| 35 |
| Tensile Strength: Ultimate (UTS), MPa | 540 | |
| 190 |
| Tensile Strength: Yield (Proof), MPa | 310 | |
| 150 |
Thermal Properties
| Latent Heat of Fusion, J/g | 210 | |
| 110 |
| Maximum Temperature: Mechanical, °C | 130 | |
| 90 |
| Melting Completion (Liquidus), °C | 840 | |
| 410 |
| Melting Onset (Solidus), °C | 820 | |
| 400 |
| Specific Heat Capacity, J/kg-K | 400 | |
| 390 |
| Thermal Conductivity, W/m-K | 66 | |
| 110 |
| Thermal Expansion, µm/m-K | 20 | |
| 26 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 87 | |
| 27 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 99 | |
| 37 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 23 | |
| 12 |
| Density, g/cm3 | 7.9 | |
| 6.6 |
| Embodied Carbon, kg CO2/kg material | 2.7 | |
| 2.8 |
| Embodied Energy, MJ/kg | 47 | |
| 53 |
| Embodied Water, L/kg | 320 | |
| 340 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 81 | |
| 100 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 460 | |
| 130 |
| Stiffness to Weight: Axial, points | 7.5 | |
| 7.4 |
| Stiffness to Weight: Bending, points | 20 | |
| 23 |
| Strength to Weight: Axial, points | 19 | |
| 7.9 |
| Strength to Weight: Bending, points | 19 | |
| 11 |
| Thermal Diffusivity, mm2/s | 21 | |
| 44 |
| Thermal Shock Resistance, points | 18 | |
| 5.9 |
Alloy Composition
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| Aluminum (Al), % | 0 to 0.5 | |
| 0 to 0.010 |
| Boron (B), % | 0.0010 to 0.030 | |
| 0 |
| Cadmium (Cd), % | 0 | |
| 0 to 0.0050 |
| Copper (Cu), % | 59 to 64 | |
| 0.5 to 1.0 |
| Iron (Fe), % | 0 to 1.0 | |
| 0 to 0.010 |
| Lead (Pb), % | 0 to 0.090 | |
| 0 to 0.010 |
| Manganese (Mn), % | 0.2 to 1.5 | |
| 0 |
| Nickel (Ni), % | 0 to 0.5 | |
| 0 |
| Phosphorus (P), % | 0.030 to 0.3 | |
| 0 |
| Silicon (Si), % | 1.5 to 2.5 | |
| 0 |
| Tin (Sn), % | 0 to 0.5 | |
| 0 to 0.0030 |
| Titanium (Ti), % | 0 | |
| 0 to 0.040 |
| Zinc (Zn), % | 28.6 to 39.3 | |
| 98.9 to 99.5 |
| Residuals, % | 0 to 0.5 | |
| 0 |