Work Item
ASTM WK97328
Revision of A1021/A1021M-20(2025) Standard Specification for Martensitic Stainless Steel Forgings and Forging Stock for High-Temperature Service
Rationale
This standard for stainless steels has three grades with Columbium requirements. In keep with A01 policy this needs to be changed to Niobium with a Cb/Nb equivalency statement.
Work Item Status
Date Initiated: 12-10-2025
Technical Contact: Alex Monsour
Item: 000
Ballot:
Status: