It was found that stress relieving L7M bolting, within 50F of the original tempering temperature, more effectively reduces measurable work hardening in the deformed zone of roll threaded product than stress relieving at the minimum tempering temperature. Data supporting this statement was presented at the 11/17 ASTM conference.
Developed by Subcommittee: A01.22
Staff Manager: W Scott Orthey
Date Initiated: 11-13-2021
Technical Contact: Brian Kingsley
Ballot: A01.22 (22-01)
Status: Will Reballot Item