ASTM B685 Alloy vs. Z21210 Zinc
ASTM B685 alloy belongs to the otherwise unclassified metals classification, while Z21210 zinc belongs to the zinc alloys. There are 10 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.
For each property being compared, the top bar is ASTM B685 alloy and the bottom bar is Z21210 zinc.
Metric UnitsUS Customary Units
Material Properties
| Density, g/cm3 | 11 | |
| 7.1 |
| Electrical Conductivity: Equal Volume, % IACS | 5.0 | |
| 28 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 4.1 | |
| 35 |
| Melting Completion (Liquidus), °C | 1230 | |
| 420 |
| Melting Onset (Solidus), °C | 1200 | |
| 420 |
| Specific Heat Capacity, J/kg-K | 300 | |
| 400 |
| Strength to Weight: Axial, points | 17 to 27 | |
| 5.7 to 6.4 |
| Strength to Weight: Bending, points | 16 to 21 | |
| 8.6 to 9.4 |
| Tensile Strength: Ultimate (UTS), MPa | 660 to 1060 | |
| 150 to 170 |
| Thermal Expansion, µm/m-K | 14 | |
| 32 |