Zinc Alloy
Chemical Specification (per ASTM) for ZAMAK Alloys | ||||||||
#3 | #5 | #7 | #2 | |||||
Ingot | Casting | Ingot | Casting | Ingot | Casting | Ingot | Casting | |
Al | 3.9-4.3 | 3.5-4.3 | 3.9-4.3 | 3.5-4.3 | 3.9-4.3 | 3.5-4.3 | 3.9-4.3 | 3.5-4.3 |
Mg | .025-.05 | .020-.05 | .03-.06 | .03- .08 |
.01-.020 | .005-.020 | .025-.05 | .020-.050 |
Cu | .10 max | .25 max9 | .75-1.25 | .75-1.25 | .10 max | .25 max | 2.6-2.9 | 2.5-3.0 |
Fe (max) | .075 | .10 | .075 | .10 | .075 | .075 | .075 | .10 |
Pb (max) | .004 | .005 | .004 | .005 | .0020 | .003 | .004 | .005 |
Cd (max) | .003 | .004 | .003 | .004 | .0020 | .002 | . 003 | .004 |
Sn (max) | .002 | .003 | .002 | .003 | .0010 | .001 | .002 | .003 |
Ni (other)x10 |
- | - | - | - | .005-.020 | .005-.020 | - | - |
Zn | Bal. | Bal. | Bal. | Bal. | Bal. | Bal. | Bal. | Bal. |
Chemical Specification (per ASTM) for ZA Alloys | ||||||
Ingot | Casting | Ingot | Casting | Ingot | Casting | |
Al | 8.2-8.8 | 8.0- 8.8 |
10.8-11.5 | 10.5-11.5 | 25.5-28.0 | 25.0-28.0 |
Mg | .020-.030 | .015-.030 | .020-.030 | .015-.030 | .012-.020 | .010-.020 |
Cu | 0.8-1.3 | .8- 1.3 |
0.5-1.2 | 0.5- 1.2 |
2.0-2.5 | 2.0-2.5 |
Fe (max) | .065 | .075 | .065 | .075 | .072 | .075 |
Pb (max) | .005 | .006 | .005 | .006 | .005 | .006 |
Cd (max) | .005 | .006 | .005 | .006 | .005 | .006 |
Sn (max) | .002 | .003 | .002 | .003 | .002 | .003 |
Ni (other)x10 |
- | - | - | - | - | - |
Zn | Bal. | Bal. | Bal. | Bal. | Bal. | Bal. |