ASTM A288-91(1998)

    Standard Specification for Carbon and Alloy Steel Forgings for Magnetic Retaining Rings for Turbine Generators

    SUPERSEDED (see Active link, below)


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    1. Scope

    1.1 This specification covers quenched and tempered carbon and alloy steel forgings for magnetic retaining rings for turbine generators.

    1.2 Supplementary requirements of an optional nature are provided. These shall apply only when specified by the purchaser.

    1.3 The values stated in inch-pound units are to be regarded as the standard.


    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

    A275/A275M Practice for Magnetic Particle Examination of Steel Forgings

    A531/A531M Practice for Ultrasonic Examination of Turbine-Generator Steel Retaining Rings

    A788/A788M Specification for Steel Forgings, General Requirements


    UNSPSC Code

    UNSPSC Code 31132100(Steel forgings)


    DOI: 10.1520/A0288-91R98

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