Standard Specification for Zinc and Zinc-Aluminum (ZA) Alloys in Ingot Form for Foundry and Die Castings

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1.1 This specification covers commercial zinc and zinc-aluminum (ZA) alloys in ingot form for remelting for the manufacture of pressure die castings and foundry castings as designated and specified in Table 1. Seven alloy compositions are specified, designated as follows:UNSAASTMA CommonZ33521AG 40AAlloy 3Z33522AG 40BAlloy 7Z35530AC 41AAlloy 5Z35540AC 43AAlloy 2Z35635ZA-8Z35630ZA-12Z35840ZA-27
1.2 Zinc alloys Z33521, Z33522, Z35530, and Z35540 are used primarily for remelting in the manufacture of pressure die castings. Zinc-aluminum alloys Z35635, Z35630, and Z35840 are used for remelting in the manufacture of both foundry and pressure die castings. Castings made from these ingots are specified in ASTM B86, Standard Specification for Zinc and Zinc-Aluminum Alloys for Foundry and Die Castings.
1.3 The values stated in inch-pound units are to be regarded as standard.
1.4 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to become familiar with all hazards including those identified in the appropriate Material Data Sheet for this product/material as provided by the manufacturer, to establish appropriate safety and health practices, and determine the applicability of regulatory limitations prior to use.

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ASTM B240-01e1 - Standard Specification for Zinc and Zinc-Aluminum (ZA) Alloys in Ingot Form for Foundry and Die Castings
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NOTICE: This standard has either been superseded and replaced by a new version or withdrawn.
Please contact ASTM International (www.astm.org) for the latest information.
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Designation: B 240 – 01
Standard Specification for
Zinc and Zinc-Aluminum (ZA) Alloys in Ingot Form for
1
Foundry and Die Castings
This standard is issued under the fixed designation B 240; the number immediately following the designation indicates the year of
original adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval. A
superscript epsilon (ϵ) indicates an editorial change since the last revision or reapproval.
1
ϵ NOTE— Paragraph 11.3 was corrected editorially and a Summary of Changes section was added in July 2001.
1. Scope* 2.2 ASTM Standards:
B86 SpecificationforZincandZinc-Aluminum(ZA)Alloy
1.1 This specification covers commercial zinc and zinc-
2
Foundry and Die Castings
aluminum (ZA) alloys in ingot form for remelting for the
B 275 Practice for Codification of Certain Nonferrous Met-
manufacture of pressure die castings and foundry castings as
3
als and Alloys, Cast and Wrought
designated and specified in Table 1. Seven alloy compositions
B 899 Terminology Relating to Nonferrous Metals and
are specified, designated as follows:
2
Alloys
A A
UNS ASTM Common
B 908 Practice for the Use of Color Codes for Zinc Casting
Z33521 AG 40A Alloy 3
2
Z33522 AG 40B Alloy 7
Alloy Ingot
Z35530 AC 41A Alloy 5
E29 Practice for Using Significant Digits in Test Data to
Z35540 AC 43A Alloy 2
4
Determine Conformance with Specifications
Z35635 ZA-8
Z35630 ZA-12
E47 Test Methods for Chemical Analysis of Zinc Die-
Z35840 ZA-27
5
Casting Alloys
E88 Practice for Sampling Nonferrous Metals and Alloys
1.2 Zinc alloys Z33521, Z33522, Z35530, and Z35540 are
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used primarily for remelting in the manufacture of pressure die in Cast Form for Determination of Chemical Composition
7
E 527 Practice for Numbering Metals and Alloys (UNS)
castings. Zinc-aluminum alloys Z35635, Z35630, and Z35840
are used for remelting in the manufacture of both foundry and E 536 Test Method for ChemicalAnalysis of Zinc and Zinc
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Alloys
pressure die castings. Castings made from these ingots are
specified in ASTM B86, Standard Specification for Zinc and E 634 Practice for Sampling of Zinc and Zinc Alloys for
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Optical Emission Spectrometric Analysis
Zinc-Aluminum Alloys for Foundry and Die Castings.
2.3 Other ASTM Document:
1.3 The values stated in inch-pound units are to be regarded
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Methods for Emission Spectrochemical Analysis
as standard.
1.4 This standard does not purport to address all of the
3. Terminology
safety concerns, if any, associated with its use. It is the
3.1 Terms shall be defined in accordance with Terminology
responsibility of the user of this standard to become familiar
B 899B 899.
with all hazards including those identified in the appropriate
Material Data Sheet for this product/material as provided by
4. Ordering Information
the manufacturer, to establish appropriate safety and health
4.1 Orders for ingot under this specification shall include
practices, and determine the applicability of regulatory limi-
the following information:
tations prior to use.
4.1.1 Quantity in pounds,
2. Referenced Documents
4.1.2 Alloy (Table 1),
4.1.3 Size, if not manufacturer’s standard,
2.1 The following documents of the issue in effect on data
of order acceptance form a part of this specification to the
extent referenced herein:
2
Annual Book of ASTM Standards, Vol 02.04.
3
Annual Book of ASTM Standards, Vol 02.02.
4
Annual Book of ASTM Standards, Vol 14.02.
1 5
This specification is under the jurisdiction of ASTM Committee B02 on Discontinued; see 1997 Annual Book of ASTM Standards, Vol 03.05.
6
Nonferrous Metals and Alloys and is the direct responsibility of Subcommittee Annual Book of ASTM Standards, Vol 03.05.
7
B02.04 on Zinc and Cadmium. Annual Book of ASTM Standards, Vol 01.01.
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Current edition approved May 10, 2001. Published July 2001. Originally Annual Book of ASTM Standards, Vol 03.06.
ϵ1 9
published as two separate Standards, B 240-49, last previous edition B 240-98 and Available from ASTM Headquarters, 1916 Race St., Philadelphia, PA 19103,
B669-80, last previous edition B 669-97. PCN 03-502071-39.
*A Summary of Changes section appears at the end of this standard.
Copyright © ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.
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NOTICE: This standard has either been superseded and replaced by a new version or withdrawn.
Please contact ASTM International (www.astm.org) for the latest information.
ϵ1
B240–01
TABLE 1 Chemical and North American Color Code Requirements
Z33521 Z33522 Z35530 Z35540 Z35635 Z35630 Z35840
A,B,C,D A,B,C,D A,B,C,D A,B,C,DB,C,EB,C,EB,C,E
(AG40A) (AG40B) (AC41A) (AC43A)
ALLOY 3 ALLOY 7 ALLOY 5 ALLOY 2 ZA-8 ZA-12 ZA-27
F
Color Code None Brown Black Green Blue Orange Purple
Eleme
...

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