1.1 This specification covers aluminum–base and zinc–base master alloys used to make zinc die-casting alloys. Alloy compositions specified for aluminum–base master alloys (hardeners) are designated as shown in Table 1. Alloy compositions specified for the zinc-base master alloys are designated as shown in Table 2.
TABLE 1 Chemical Requirements for Aluminum-Base Master Alloys
Note 1—The following applies to all specified limits in this table: For purposes of determining conformance with this specification, the observed value or calculated value obtained from analysis shall be rounded off “to the nearest unit” in the last right hand place of figures used in expressing the specified limit, in accordance with the rounding method of Practice E29.
| ASTM
Alloy | Composition, percent | 8199;
Usage |
| Alu-
minum,
min | Copper | Iron, max | Silicon, max | Manga-
nese,
max | MagnesiumA | Zinc | <......
ASTM B327-13a history- 2021 ASTM B327-21 Standard Specification for Master Alloys Used in Making Zinc Die Casting Alloys
- 2016 ASTM B327-16 Standard Specification for Master Alloys Used in Making Zinc Die Casting Alloys
- 2013 ASTM B327-13a Standard Specification for Master Alloys Used in Making Zinc Die Casting Alloys
- 2013 ASTM B327-13 Standard Specification for Master Alloys Used in Making Zinc Die Casting Alloys
- 2012 ASTM B327-12 Standard Specification for Master Alloys Used in Making Zinc Die Casting Alloys
- 2009 ASTM B327-09ae1 Standard Specification for Master Alloys Used in Making Zinc Die Casting Alloys
- 2009 ASTM B327-09a Standard Specification for Master Alloys Used in Making Zinc Die Casting Alloys
- 2009 ASTM B327-09 Standard Specification for Master Alloys Used in Making Zinc Die Casting Alloys
- 2008 ASTM B327-08 Standard Specification for Master Alloys Used in Making Zinc Die Casting Alloys
- 2001 ASTM B327-01(2005) Standard Specification for Master Alloys Used in Making Zinc Die Casting Alloys
- 2001 ASTM B327-01e2 Standard Specification for Master Alloys Used in Making Zinc Die Casting Alloys
- 2001 ASTM B327-01e1 Standard Specification for Master Alloys Used in Making Zinc Die Casting Alloys
- 1998 ASTM B327-98e1 Standard Specification for Master Alloys Used in Making Zinc Die Casting Alloys
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