Common Scuba Tank Sizes

The most commonly used rental tank is an aluminum 80 meaning a tank that holds 80 cubic feet of air and is made from aluminum.

Common scuba tank sizes.

The 2640 psi low pressure steel tanks are preferred by nitrox and technical divers who expect to be blending their gases using the partial pressure method. The most common service pressures seen in modern scuba tanks are 2640 psi 3000 psi 3300 psi 3442 psi and 3500 psi. Scuba cylinders are made either from aluminum or steel. It is the same physical size as the aluminum 80 but holds more air.

Most recreational divers find that an 80 to 100 cubic foot tank is sufficient for their underwater breathing needs. There are many sizes of scuba tanks but you will find common standards throughout the industry. Aluminum cylinders are negatively buoyant when. Standard psi in an aluminum scuba cylinder is 3000.

Lighter than steel tanks aluminum dive tanks are easier to transport and swim with giving your shoulders and arms a break on long treks. The most popular tank size that is used by recreational divers is the ones that hold 80 to 100 cubic feet of air. Aluminum tanks are cost efficient long lasting and readily available which is why they are easily the most common scuba diving tanks in the world. The holding capacity of scuba tanks is measured in pressurized cubic feet.

80 cubic foot tanks are the most popular among recreational divers and are also the most commonly found tanks on the water.