ASTM B618-02e1

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Designation: B 618 – 02
Standard Specification for
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Aluminum-Alloy Investment Castings
This standard is issued under the fixed designation B 618; 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 (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.
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e NOTE—Footnote 1 was updated editorially April 2003.
1. Scope * E 29 Practice for Using Significant Digits in Test Data to
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Determine Conformance with Specifications
1.1 This specification covers aluminum-alloy investment
E 34 Test Methods for Chemical Analysis of Aluminum and
castings designated as shown in Table 1.
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Aluminum-Base Alloys
1.2 Alloy and temper designations are in accordance with
E 88 Practice for Sampling Nonferrous Metals and Alloys
ANSI H35.1. The equivalent Unified Numbering System alloy
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in Cast Form for Determination of Chemical Composition
designations are in accordance with Practice E 527.
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E 94 Guide for Radiographic Testing
1.3 For acceptance criteria for inclusion of new aluminum
E 155 Reference Radiographs for Inspection of Aluminum
and aluminum alloys and their properties in this specification,
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and Magnesium Castings
see Annex A1 and Annex A2.
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E 165 Test Method for Liquid Penetrant Examination
1.4 The values stated in inch-pound units are to be regarded
E 227 Test Method for Optical Emission Spectrometric
as the standard. The values given in parentheses are mathemati-
Analysis of Aluminum and Aluminum Alloys by the
cal conversions to SI units which are provided for information
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Point-to-Plane Technique
only and are not considered standard.
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E 527 Practice for Numbering Metals and Alloys (UNS)
1.5 This standard does not purport to address all of the
E 607 Test Method for Optical Emission Spectrometric
safety concerns, if any, associated with its use. It is the
Analysis of Aluminum and Aluminum Alloys by the
responsibility of the user of this standard to establish appro-
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Point-to-Plane Technique, Nitrogen Atmosphere
priate safety and health practices and determine the applicabil-
E 716 Practices for Sampling Aluminum and Aluminum
ity of regulatory limitations prior to use.
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Alloys for Spectrochemical Analysis
2. Referenced Documents E 1251 Test Method for Optical Emission Spectrometric
Analysis of Aluminum and Aluminum Alloys by the Argon
2.1 The following documents of the issue in effect on the
Atmosphere, Point-to-Plane, Unipolar Self-Initiating Ca-
date of purchase form a part of this specification to the extent
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pacitor Discharge
referenced herein:
IEEE/ASTM SI 10 Standard for Use of the International
2.2 ASTM Standards:
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System of Units (SI): The Modern Metric System
B 179 Specification for Aluminum Alloys in Ingot and
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2.3 ANSI Standard:
Molten Forms for Castings from all Casting Processes
H35.1 Alloy and Temper Designation Systems for Alumi-
B 275 Practice for Codification of Certain Nonferrous Met-
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2
num
als and Alloys, Cast and Wrought
H35.1M Alloy and Temper Designation System for Alumi-
B 557 Test Methods of Tension Testing Wrought and Cast
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2
num [Metric]
Aluminum- and Magnesium-Alloy Products
2.4 Military Standard:
B 660 Practices for Packaging/Packing of Aluminum and
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2
MIL-STD-129 Marking for Shipment and Storage
Magnesium Products
2.5 Federal Standard:
B 917 Practice for Heat Treatment of Aluminum-Alloy
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Castings from All Processes
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Annual Book of ASTM Standards, Vol 14.02.
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Annual Book of ASTM Standards, Vol 03.05.
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This specification is under the jurisdiction of ASTM Committee B07 on Light Annual Book of ASTM Standards, Vol 03.03.
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Metals and Alloys and is the direct responsibility of Subcommittee B07.01 on Withdrawn without replacement, last edition published in the 2002 edition of
Aluminum Alloy Ingots and Castings. the Annual Book of ASTM Standards, Vol 03.05.
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Current edition approved Dec. 10, 2002. Published March 2003. Originally Annual Book of ASTM Standards, Vol 01.01.
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published as B 618 – 77. Last previous edition B 618 – 99. Available from the Standardization Documents Order Desk, Bldg. 4, Section D,
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Annual Book of ASTM Standards, Vol 02.02. 700 Robbins Ave., Philadelphia, PA 19111-5094. Attn: NPODS.
*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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B618–02
TABLE 1 Chemical Composition Requirements
NOTE 1—When single units are shown, these indicate the maximum amounts permitted.
NOTE 2—Analysis shall be made for the elements for which limits are shown in this table.
NOTE 3—The following applies to all specified limits in this table: For purposes of acceptance and rejection, an observed value or a calculated value
...