Structures Bulletin
From Engineered Residual Stress Implementation (ERSI)
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In 2021, the Structures Bulletin EZ-SB-17-001 Rev A, "Requirements to Establish the Beneficial Effects of Cold Expanded Holes in Development of Damage Tolerance Initial and Recurring Inspection Intervals" was signed and approved for use. The revised bulletin acknowledged the "significant contributions from all members of the Engineered Residual Stress Implementation Working Group".
The bulletin can be downloaded here.
For reference, there is an USAF Structures Bulletins Library located here.
