ASTM WK30375

    Work Item: ASTM WK30375 - Revision of C231 / C231M - 09b Standard Test Method for Air Content of Freshly Mixed Concrete by the Pressure Method

    (What is a Work Item?)

    Active Standard: C231 / C231M - 10

    Developed by Subcommittee: C09.60 | Committee C09 | Contact Staff Manager

    1. Rationale

    Adding Type B meters to the Precision statement


    air content; calibration; concrete; correction factor; measuring bowl; meter; pressure; pump; unit weight; Aggregate correction factor; Air content--concrete; Calibration--cement/concrete analysis instrumentation; Pressure testing--concrete;
    Citing ASTM Standards
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    Work Item Status

    Date Initiated:

    Technical Contact:
    D Gene Daniel

    Draft Under Development