ASTM WK74450

    Revision of B568 - 98(2014) Standard Test Method for Measurement of Coating Thickness by X-Ray Spectrometry

    (What is a Work Item?)

    Active Standard: B568 - 98(2014)

    Developed by Subcommittee: B08.10 | Committee B08 | Contact Staff Manager



    WK74450


    Keywords

    absorption; collimator; emission; filter; ratio; X-ray;

    Rationale

    Decorative plating industry is changing from hexavalent chromium to trivalent chromium. Trivalent chromium is an alloy and and therefore some error in thickness measurements may exist. Several standards are affected, workitem is going to determine errors and update test methods or modify existing standards.

    Citing ASTM Standards
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    Work Item Status

    Date Initiated:
    10-21-2020

    Technical Contact:
    Mark Schario

    Status:
    Draft Under Development