Are SLC-related scuba tank ruptures widespread?
• No. Of the more than 40-million all-aluminum cylinders manufactured by various companies over the last 45 years, only 20 SLC-related or suspected-SLC ruptures have been reported to regulatory authorities around the world. All these ruptures were in cylinders made from 6351 alloy. • Of these ruptures, 12 have been scuba cylinders. • Let’s look at the actual record.
