| Alloy | #3 | #5 | #7 | #2 | ZA-8 | ||
|---|---|---|---|---|---|---|---|
| Density: lb/cu in (g/cm3) | .24 (6.6) | .24 (6.6) | .24 (6.6) | .24 (6.6) | .227 (6.3) | ||
| Melting Range: °F (°C) | 718-728 (381-387) |
717-727 (380-386) |
718-728 (381-387) |
715-734 (379-390) |
707-759 (375-404) |
||
| Electrical Conductivity: % IACS | 27 | 26 | 27 | 25 | 27.7 | ||
| Thermal Conductivity: BTU/ft/hr/°F (W/m/hr/°C) | 65.3 (113) | 62.9 (108.9) | 65.3 (113) | 60.5 (104.7) | 66.3 (114.7) | ||
| Coefficient of Thermal Expansion: 68-212°F μin/in/°F (100-200°C μm/mm/°C) |
15.2 (27.4) | 15.2 (27.4) | 15.2 (27.4) | 15.4 (27.8) | 12.9 (23.3) | ||
| Specific Heat: BTU/lb/°F (J/kg/°C) | .1 (419) | .1 (419) | .1 (419) | .1 (419) | .104 (435) | ||
| Pattern of Die Shrinkage: in/in | .007 | .007 | .007 | .007 | 1/8 in/ft .007 | ||