Work Item
ASTM WK81622

Revision of B931-14(2018)e1 Standard Test Method for Metallographically Estimating the Observed Case Depth of Ferrous Powder Metallurgy (PM) Parts


This standard is due for periodic review. The appendix on sample preparation is being deleted and reference made to MPIF Standard 70 - Sample Preparation of Ferrous Powder Metallurgy (PM) Materials for Cross-Sectional Metallographic Evaluation.


Developed by Subcommittee: B09.05

Committee: B09

Staff Manager: Jennifer Tursi

Work Item Status

Date Initiated: 04-25-2022

Technical Contact: W Brian James

Item: 011

Ballot: B09 (22-02)

Status: Negative Votes Need Resolution