Steel Scuba Tank Markings

There is a lot of information listed on the crown of the tank and the order in which the information is listed varies from tank to tank but the codes are standardized and easy to read if you know what to look for.
Steel scuba tank markings. Shown below is an example of the current crown markings stamped on the standard s80 80 cu ft 3000 psi scuba cylinders manufactured at catalina cylinders garden grove ca. Other tanks especially those of the steel variety often will provide additional markings to indicate tare weight maximum test pressure carbon dioxide capacity etc. These types of markings can be found on virtually any tank. These types of markings can be found on virtually any tank.
These codes reveal quite a bit of information about where the tank was made what it is designed to do and how it can be safely used to scuba dive. The following markings were taken off an everyday aluminum 80 pulled from scubalab s tank inventory. The resident fish at diver s supply jacksonville. Under the example of the crown marking is a list of each of the specific crown markings followed by a brief explanation of that marking.
The size and working pressure of your scuba tank can be determined by looking at the markings on the crown of your tank. Pressed steel tank specifications part empty full 2640 psi 3000 psi 3442 psi e7 65 e 9791 3442 psi 7 3 16 75 23 2 1 5 6 4 3 4 14 52cf 58cf 65cf. Scuba tank markings vip and hydrostat. Xs scuba has completed intensive industry testing on its nearly 500 diverse products so that you can rest assured that your equipment is ready to go when you are.
Waiting for our tanks to be admitted for service i took a moment to look at the markings on the new shiny aluminum and steel tanks. He oversees the checkout. The following markings were taken off an everyday aluminum 80 pulled from scubalab s tank inventory. Other tanks especially those of the steel variety often will provide additional markings to indicate tare weight maximum test pressure carbon dioxide capacity etc.