ASTM WK77791

    Revision of A194 / A194M - 20a Standard Specification for Carbon Steel, Alloy Steel, and Stainless Steel Nuts for Bolts for High Pressure or High Temperature Service, or Both

    (What is a Work Item?)

    Active Standard: A194 / A194M - 20a

    Developed by Subcommittee: A01.22 | Committee A01 | Contact Staff Manager



    bolting; chemical analysis; coated; marking on bolting components; nuts; plated;;


    The current allowable metric dimensions per Section 9 are limited to heavy hex nut only. This ballot will open this up to other configurations such as hex and jam nuts.

    Citing ASTM Standards
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    Work Item Status

    Date Initiated:

    Technical Contact:
    Kevin Menke

    Draft Under Development