ASTM WK41768

    Work Item: ASTM WK41768 - Revision of D7330 - 11e1 Standard Test Method for Assessment of Surface Appearance Change in Pile Floor Coverings Using Standard Reference Scales

    (What is a Work Item?)

    Active Standard: D7330 - 11e1

    Developed by Subcommittee: D13.21 | Committee D13 | Contact Staff Manager



    1. Rationale

    The Illumination System tolerance shall be changed due to the variation between various light meters. The calculation and the expression of test results are being changed to reflect better precision and bias, that was noted on an Inter-laboratory study conducted for the standard.


    Keywords

    carpet ; crushing; change in surface appearance; finished pile yarn floor covering; floor covering; loop pile yarn floor covering; matting; pile; pile yarn floor covering ; textile floor covering; Foot traffic; Carpets; Matting; Pile yarn floor coverings
    Citing ASTM Standards
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    Work Item Status

    Date Initiated:
    04-18-2013

    Technical Contact:
    Richard Turner

    Status:
    Draft Under Development