Material – ASTM B240 Zamak 7
Standard Specification for Zinc and Zinc-Aluminum (ZA) Alloys in Ingot Form for Foundry and Die Castings
Group - Non-Ferrous Zinc Alloy
Sub Group - ASTM B240 Zinc and Zinc-Aluminum (ZA) Alloys in Ingot Form for Foundry and Die Castings
Application - Intended for Valve, Pump, General Engineering, Automotive and Other Industries
Grade Belongs to the Industry - Ingot and Casting
| Chemical Composition | ||
|---|---|---|
| Aluminium | Al % | 3.900 - 4.300 |
| Cadmium | Cd % | 0.002 max. |
| Copper | Cu % | 0.100 max. |
| Iron | Fe % | 0.035 max. |
| Magnesium | Mg % | 0.010 - 0.020 |
| Nickel | Ni % | 0.005 - 0.020 |
| Lead | Pb % | 0.003 max. |
| Tin | Sn % | 0.001 max. |
| Zinc | Zn % | Balance |
| - | - | - |
| - | - | - |
| - | - | - |
| - | - | - |
| - | - | - |
| - | - | - |
| Heat Treatment |
|---|
| As-Cast or Aging |
| Mechanical Properties | |
|---|---|
| Tensile Strength in Mpa | 283 min. |
| Yield Strength in Mpa | 221 min. |
| Elongation in % | 13 min. |
| Reduction of Area in % | - |
| Hardness in HB | 80 min. |
| Impact in Joule | 58 min. @RT |
Cross Reference Table
| Material | Standard | Country | Grade Belong to the Industry |
|---|---|---|---|
| Zamak 7 | ANSI/AA | USA | Casting |
| Z33523 | UNS | USA | Casting |
| Z33527 | UNS | USA | Casting |
| B86 Alloy 7 | ASTM | USA | Casting |
| B86 Zamak 7 | ASTM | USA | Casting |
| B86 AG40B | ASTM | USA | Casting |
| B240 AG40B | ASTM | USA | Ingot and Casting |