ASTM WK45158

    Revision of A249 / A249M - 10a Standard Specification for Welded Austenitic Steel Boiler, Superheater, Heat-Exchanger, and Condenser Tubes

    (What is a Work Item?)

    Active Standard: A249 / A249M - 14a

    Developed by Subcommittee: A01.10 | Committee A01 | Contact Staff Manager


    1. Rationale

    Add UNS S31266 to specification in response to an ASME Code Case proposed for incorporation Propose to add this grade (UNS S31266) to allow use in applications which use this specification. As the grade is already in ASTM A240, A480 and A358 data from three heats is not required.


    austenitic stainless steel; boiler tubes; condenser tube; heat exchanger tube; high temperature applications; steel tube; superheater tubes; temperature service applications, high; welded steel tube and heavily cold worked (HCW) tubes; Austenitic stainless steel tube--specifications; Boiler/superheater tubes--specifications; Condenser and heat exchanger systems--steel; High-temperature service applications--steel tube; Superheater tubes--specifications; Welded steel tube--specifications;
    Citing ASTM Standards
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    Work Item Status

    Date Initiated:

    Technical Contact:
    John Grocki


    A01 (14-03)

    Ballot Item Approved