Work Item
ASTM WK96790
Revision of A977/A977M-07(2020) Standard Test Method for Magnetic Properties of High-Coercivity Permanent Magnet Materials Using Hysteresigraphs
Rationale
Align terminology with current version of ASTM A340. Changes in wording as indicated. New, updated Figures 1 through 4 and a cleaner graphic for Figure 5. Note that Section 10, Precision and Bias, is NOT included in this ballot item. Major changes to only Section 10 are being balloted separately.
Work Item Status
Date Initiated: 10-24-2025
Technical Contact: Reinhold Strnat
Item: 000
Ballot:
Status: