ASTM B674-96(2002)e1

    Standard Specification for UNS N08904, UNS N08925, and UNS N08926 Welded Tube

    SUPERSEDED (see Active link, below)


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    1. Scope

    1.1 This specification covers UNS N08904, UNS N08925,* and UNS N08926 welded tube for general corrosion applications.

    1.2 This specification covers outside diameter and nominal wall tube.

    1.2.1 The tube sizes covered by this specification are 1/8 to 5 in. (3.2 to 127 mm) in outside diameter and 0.015 to 0.320 in. (0.38 to 8.13 mm), inclusive, in wall thickness.

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

    1.4 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to become familiar with all hazards including those identified in the appropriate Material Safety Data Sheet for this product/material as provided by the manufacturer, to establish appropriate safety and health practices, and determine the applicability of regulatory limitations prior to use.


    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

    A249/A249M Specification for Welded Austenitic Steel Boiler, Superheater, Heat-Exchanger, and Condenser Tubes

    B751 Specification for General Requirements for Nickel and Nickel Alloy Welded Tube

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


    ICS Code

    ICS Number Code 77.150.40 (Nickel and chromium products)

    UNSPSC Code

    UNSPSC Code


    DOI: 10.1520/B0674-96R02E01

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