ASTM WK77105

    Revision of A990 / A990M - 20 Standard Specification for Castings, Iron-Nickel-Chromium and Nickel Alloys, Specially Controlled for Pressure-Retaining Parts for Corrosive Service

    (What is a Work Item?)

    Active Standard: A990 / A990M - 20

    Developed by Subcommittee: A01.18 | Committee A01 | Contact Staff Manager



    WK77105


    Keywords

    casting; iron-nickel-chromium; nickel alloy; pressure retaining;;

    Rationale

    Rearrange Tables 1 and 3 so grades and families are on the side; elements and mechanical properties are on the top. Revise Table 1 to spell out the element names. Add Nb / Cb footnote. Eliminate the hyphen incorrectly add to some of the CW2M listings.

    Citing ASTM Standards
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    Work Item Status

    Date Initiated:
    05-27-2021

    Technical Contact:
    Jim Gossett

    Item:
    029

    Ballot:
    A01 (21-05)

    Status:
    At Society Review