All DOT 3AL / TC-3ALM 6061 aluminum cylinders manufactured by Catalina Cylinders and Catalina East Division are non-magnetic. This includes all DOT-3AL /TC-3ALM medical oxygen cylinders.
Please consult the appropriate cylinder accessory manufacturer for the magnetic properties of any or all of the cylinder accessories (i.e. valves, caps, carrying handles, snap rings, regulators, etc.).
Non-magnetic medical valves are currently available. Contact Catalina Cylinders Customer Service for information on suppliers of non-magnetic medical valves.