The main purpose of this technical evaluation was to determine the cause of an aluminum cylinder failure in Allegan City/Kalamazoo, MI.

Key Words: SLC, sustain load crack, SCBA, DOT 3AL cylinder with gaseous oxygen, ruptured cylinder, SEM analysis, over pressurize

If you have any technical questions not addressed by this or associated documents, contact Mark Toughiry, 202-366-4545.