What is the typical working pressure for a standard SCUBA tank?

The typical working pressure for a standard SCUBA tank is usually around 3000 PSI. SCUBA tanks, also known as cylinders, are designed to hold compressed air for divers, allowing them to breathe underwater. The pressure of 3000 PSI is a common specification for many aluminum and steel SCUBA tanks, enabling divers to have sufficient air supply for extended underwater activities.

The pressure rating is crucial because it directly impacts the volume of air available to the diver. A higher pressure means more compressed air can fit into the tank, which is essential for longer dives. Additionally, SCUBA tanks constructed to withstand high pressures must undergo rigorous testing and certification to ensure safety during use.

Tanks rated at lower pressures, such as 1500 PSI or 2000 PSI, exist but are much less common among recreational divers today due to the reduced air capacity and flexibility they offer. Most modern dive operations and equipment have adapted to the higher pressure tanks, making them the industry standard.