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.

Details

Developed by Subcommittee: A06.01

Committee: A06

Staff Manager: Kelly Paul

Work Item Status

Date Initiated: 10-24-2025

Technical Contact: Reinhold Strnat

Item: 000

Ballot:

Status: