Thread and neck inspection criteria for 6061 scuba cylinders

All scuba cylinders should be subjected to an annual visual inspection under normal use. A cylinder subjected to an average of one fill a day or more is considered a cylinder subjected to high use. A cylinder subjected to high use should be visually inspected, both...

Corrosion Maintenance

Catalina Cylinders recommends the following care and maintenance of SCUBA cylinder to minimize corrosion. Daily Corrosion Maintenance Never fill a cylinder with wet or contaminated air. SCUBA cylinders must be thoroughly rinsed off with fresh water after each dive...

Thread and Neck Inspection for Aluminum Cylinders

All DOT/TC aluminum cylinders must be subjected to visual inspection at the time of their 5 year retest. Thread and neck inspection can only be performed with the valve removed from the cylinder and all foreign material (i.e. dirt, corrosion, etc.) removed from the...

Transporting Charged Cylinders in Passenger Vehicles

Catalina Cylinders is aware that many charged cylinders are transported in passenger vehicles and that in a few instances the pressure relief device (PRD) has activated suddenly releasing the charge of the cylinder in the passenger vehicle. Sudden release of the...