ASTM B80-06

NOTICE: This standard has either been superseded and replaced by a new version or withdrawn.
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Designation: B 80 – 06
Standard Specification for
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Magnesium-Alloy Sand Castings
ThisstandardisissuedunderthefixeddesignationB 80;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginal
adoption or, in the case of revision, the year of last revision.Anumber in parentheses indicates the year of last reapproval.Asuperscript
epsilon (e) indicates an editorial change since the last revision or reapproval.
This standard has been approved for use by agencies of the Department of Defense.
1. Scope* E88 Practice for Sampling Nonferrous Metals and Alloys
in Cast Form for Determination of Chemical Composition
1.1 This specification covers magnesium-alloy sand cast-
E94 Guide for Radiographic Examination
ings designated as shown in Table 1.
E 155 Reference Radiographs for Inspection of Aluminum
1.2 The values stated in inch-pound units are to be regarded
and Magnesium Castings
as the standard. The SI values in parentheses are provided for
E 165 Test Method for Liquid Penetrant Examination
information only.
E 527 Practice for Numbering Metals and Alloys (UNS)
1.3 This standard does not purport to address all of the
E 716 Practices for Sampling Aluminum and Aluminum
safety concerns, if any, associated with its use. It is the
Alloys for Spectrochemical Analysis
responsibility of the user of this standard to establish appro-
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2.3 Federal Standards:
priate safety and health practices and determine the applica-
Fed. Std. No. 123 Marking for Shipment (Civil Agencies)
bility of regulatory limitations prior to use.
Fed. Std. No. 184 Identification Marking of Aluminum,
2. Referenced Documents
Magnesium and Titanium
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2.4 Military Standards:
2.1 The following documents of the issue in effect on date
MIL-STD-129 Marking for Shipment and Storage (Military
of order acceptance form a part of this specification to the
Agencies)
extent referenced herein:
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MIL-STD-276 Impregnation of Porous Non-ferrous Metal
2.2 ASTM Standards:
Castings
B 93/B 93M Specification for Magnesium Alloys in Ingot
MIL-I-13857 Impregnation of Metal Castings
Form for Sand Castings, Permanent Mold Castings, and
MIL-M-46062 Magnesium Alloy Castings, High Strength
Die Castings
MIL-M-6857 HeatTreatmentofMagnesiumAlloyCastings
B 275 Practice for Codification of Certain Nonferrous Met-
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2.5 ANSI Standard:
als and Alloys, Cast and Wrought
ANSI Z1.4 Sampling Procedures and Tables for Inspection
B 296 Practice for Temper Designations of Magnesium
by Attributes
Alloys, Cast and Wrought
B 557 Test Methods for Tension Testing Wrought and Cast
3. Terminology
Aluminum- and Magnesium-Alloy Products
3.1 Definitions:
B 660 Practices for Packaging/Packing of Aluminum and
3.1.1 casting lot—unless otherwise agreed, shall consist of
Magnesium Products
not more than 1000 pounds of cleaned castings from the same
B 661 Practice for Heat Treatment of Magnesium Alloys
melt or heat, except where this weight limit may be exceeded
E29 Practice for Using Significant Digits in Test Data to
by a single casting. In such cases, each casting shall be
Determine Conformance with Specifications
considered a lot.
E35 Test Methods for Chemical Analysis of Magnesium
3.1.2 heat treat lot—for the purpose of mechanical property
and Magnesium Alloys
testing, a lot shall consist of all castings heat treated in the
same furnace charge to the same temper.
1 3.1.3 sand casting—metal object produced by pouring mol-
This specification is under the jurisdiction of ASTM Committee B07 on Light
Metals and Alloys, and is the direct responsibility of Subcommittee B07.04 on ten metal into a sand mold and allowing it to solidify.
Magnesium Alloy Cast and Wrought Products.
Current edition approved Sept. 1, 2006. Published September 2006. Originally
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approved in 1930. Last previous edition approved in 2005 as B 80 – 05. Available from Standardization Documents Order Desk, DODSSP, Bldg. 4,
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For referenced ASTM standards, visit the ASTM website, www.astm.org, or Section D, 700 Robbins Ave., Philadelphia, PA 19111-5098, http://
contact ASTM Customer Service at service@astm.org. For Annual Book of ASTM www.dodssp.daps.mil.
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Standards volume information, refer to the standard’s Document Summary page on Available fromAmerican National Standards Institute (ANSI), 25 W. 43rd St.,
the ASTM website. 4th Floor, New York, NY 10036, http://www.ansi.org.
*A Summary of Changes section appears at the end of this standard.
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B80–06
A
TABLE 1 Chemical Requirements
NOTE 1—Analysis shall regularly be made only for the elements specifically mentioned in this table. If, however, the presence of other elements is
suspectedorindicatedinamountsgreaterthanthespecifiedlimits,furtheranalysisshallbemadetodeter
...