joorev - Diver Tools
Cylinder Buoyancy

Diving in using a litre cylinder with bar working pressure that weighs kg, and has a 400 gram valve gives the following buoyancy (positive weight means positive buoyancy, e.g. there's a lift.):

When full At 50 bar When empty

Water Type
Salt Water Fresh Water

Cylinder Type
Steel Aluminium
Working Pressure
232 bar 300 bar
Cylinder Volume and Weight