ASTM WK71387

    Revision of A844 / A844M - 09(2015) Standard Specification for Steel Plates, 9 %  Nickel Alloy, for Pressure Vessels, Produced by the Direct-Quenching Process

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    Active Standard: A844 / A844M - 09(2015)

    Developed by Subcommittee: A01.11 | Committee A01 | Contact Staff Manager



    alloy steel; alloy steel plate; pressure containing parts; pressure vessel steels; steel plates; steel plates for pressure vessel applications;;


    This item is a re-ballot of the previous WK54663, which has expired due to inactivity resulting from extended illness of the inquirer. The previous ballot under WK70655 had one negative. The proposed re-ballot includes several improvements to the specification as a result of the negative. It also includes a new Nonmandatory Appendix X1, a Schematic Diagram of Direct Quenching and Tempering Process of Steel Plate as Supplied to A844.

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    Work Item Status

    Date Initiated:

    Technical Contact:
    Elmar Upitis

    Draft Under Development