ASTM B80-05

NOTICE: This standard has either been superseded and replaced by a new version or withdrawn.
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Designation: B 80 – 05
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* E35 Test Methods for Chemical Analysis of Magnesium
and Magnesium Alloys
1.1 This specification covers magnesium-alloy sand cast-
E88 Practice for Sampling Nonferrous Metals and Alloys
ings designated as shown in Table 1.
in Cast Form for Determination of Chemical Composition
1.2 The values stated in inch-pound units are to be regarded
E94 Guide for Radiographic Testing
as the standard. The SI values in parentheses are provided for
E 155 Reference Radiographs for Inspection of Aluminum
information only.
and Magnesium Castings
1.3 This standard does not purport to address all of the
E 165 Test Method for Liquid Penetrant Examination
safety concerns, if any, associated with its use. It is the
Method
responsibility of the user of this standard to establish appro-
E 527 Practice for Numbering Metals and Alloys (UNS)
priate safety and health practices and determine the applica-
E 716 Practices for Sampling Aluminum and Aluminum
bility of regulatory limitations prior to use.
Alloys for Spectrochemical Analysis
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2. Referenced Documents
2.3 Federal Standards:
Fed. Std. No. 123 Marking for Shipment (Civil Agencies)
2.1 The following documents of the issue in effect on date
Fed. Std. No. 184 Identification Marking of Aluminum,
of order acceptance form a part of this specification to the
Magnesium and Titanium
extent referenced herein:
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2.4 Military Standards:
2.2 ASTM Standards:
MIL-STD-129 Marking for Shipment and Storage (Military
B 93/B93M Specification for Magnesium Alloys in Ingot
Agencies)
Form for Sand Castings, Permanent Mold Castings, and
MIL-STD-276 Impregnation of Porous Non-ferrous Metal
Die Castings
Castings
B 275 Practice for Codification of Certain Nonferrous Met-
MIL-I-13857 Impregnation of Metal Castings
als and Alloys, Cast and Wrought
MIL-M-46062 Magnesium Alloy Castings, High Strength
B 296 Practice for Temper Designations of Magnesium
MIL-M-6857 HeatTreatmentofMagnesiumAlloyCastings
Alloys, Cast and Wrought
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2.5 ANSI Standard:
B 557 Test Methods of Tension Testing Wrought and Cast
ANSI Z1.4 Sampling Procedures and Tables for Inspection
Aluminum- and Magnesium-Alloy Products
by Attributes
B 660 Practices for Packaging/Packing of Aluminum and
Magnesium Products
3. Terminology
B 661 Practice for Heat Treatment of Magnesium Alloys
3.1 Definitions:
E29 Practice for Using Significant Digits in Test Data to
3.1.1 casting lot—unless otherwise agreed, shall consist of
Determine Conformance with Specifications
not more than 1000 pounds of cleaned castings from the same
melt or heat, except where this weight limit may be exceeded
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This specification is under the jurisdiction of ASTM Committee B07 on Light by a single casting. In such cases, each casting shall be
Metals and Alloys, and is the direct responsibility of Subcommittee B07.04 on
considered a lot.
Magnesium Alloy Cast and Wrought Products.
Current edition approved July 1, 2005. Published July 2005. Originally approved
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in 1930. Last previous edition approved in 2001 as B 80 – 01 .
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contact ASTM Customer Service at service@astm.org. For Annual Book of ASTM Section D, 700 Robbins Ave., Philadelphia, PA 19111-5098.
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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.
*A Summary of Changes section appears at the end of this standard.
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B80–05
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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,furtheranalysisshallbemadetodeterminethattheseelementsarenotpresentinexcess
of the specified limits.
NOTE 2—The following applies to all specified limits in this table: For purposes of acceptance and rejection, an observed value or a calculated value
obtained from analysis shall be rounded to the nearest unit in the last right-hand place of figures used in expres
...