ASTM B403-02

    Standard Specification for Magnesium-Alloy Investment Castings

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    1. Scope

    1.1 This specification covers magnesium-alloy investment castings designated as shown in Table 1.

    1.2 Alloy designations are in accordance with Practices B 275 and E 527; temper designations are in accordance with Practice B 296.

    1.3 The values stated in inch-pound units are to be regarded as the standard. The SI values in parentheses are for information only.


    2. Referenced Documents (purchase separately) The documents listed below are referenced within the subject standard but are not provided as part of the standard.

    ASTM Standards

    B296 Practice for Temper Designations of Magnesium Alloys, Cast and Wrought

    B557 Test Methods for Tension Testing Wrought and Cast Aluminum- and Magnesium-Alloy Products

    B660 Practices for Packaging/Packing of Aluminum and Magnesium Products

    B661 Practice for Heat Treatment of Magnesium Alloys

    B666/B666M Practice for Identification Marking of Aluminum and Magnesium Products

    B951 Practice for Codification of Unalloyed Magnesium and Magnesium-Alloys, Cast and Wrought

    B953 Practice for Sampling Magnesium and Magnesium Alloys for Spectrochemical Analysis

    B954 Test Method for Analysis of Magnesium and Magnesium Alloys by Atomic Emission Spectrometry

    D3951 Practice for Commercial Packaging

    E29 Practice for Using Significant Digits in Test Data to Determine Conformance with Specifications

    E88 Practice for Sampling Nonferrous Metals and Alloys in Cast Form for Determination of Chemical Composition

    E94 Guide for Radiographic Examination

    E155 Reference Radiographs for Inspection of Aluminum and Magnesium Castings

    E165 Practice for Liquid Penetrant Examination for General Industry

    E527 Practice for Numbering Metals and Alloys in the Unified Numbering System (UNS)

    Federal Standards

    Fed.Std.No.123 Marking for Shipping (Civil Agencies) Available from Standardization Documents Order Desk, DODSSP, Bldg. 4, Section D, 700 Robbins Ave., Philadelphia, PA 19111-5098, http://www.dodssp.daps.mil.

    Military Standards

    MIL-STD-129 Marking for Shipment and Storage (Military Agencies)


    ICS Code

    ICS Number Code 77.150.20 (Magnesium products)

    UNSPSC Code

    UNSPSC Code


    DOI: 10.1520/B0403-02

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