We offer a broad range of SCUBA cylinders with working pressure 20 MP (200 Bar) which are the high pressure seamless aluminum alloy cylinders 
and mainly used for self-contained underwater breathing apparatus.It has the following advantages: 
1. High interior cleanliness and odourlessness after passivation treatment. 
2. Filling the air & other mixture gas for breathing and suitable for diving activity with different level. 
3. Ours are made from the superior aluminum alloy 6061 so that can provide a strong corrosion-resistant interior and exterior—unlike 
corrosion-prone steel cylinders and fit sea water and other corrosive environment.