(1) Check the cylinder pressure and system air tightness. Turn the bottle valve handwheel counterclockwise at least 2 times. If gas is found to flow out of the supply valve, press the throttle switch and the flow should stop. Detect the alarm and check that the cylinder straps are tightened. (2) Place the bottom of the cylinder towards yourself and then...

   1. Cylinder and pressure reducing valve  Gas cylinders are high pressure vessels. The bottle is filled with high pressure gas, but also to withstand handling, rolling and other external forces. Because of this, its quality requirements are strict, the material requirements are high, commonly used seamless alloy or manganese steel t...

   The new diving breathing apparatus breaks through the threshold of diving entry Nowadays, there are more and more diving equipment, and its functions and technologies are constantly upgraded. For example, when people used scuba gear before, they would find some disadvantages. Maybe some older equipment and models can no longer meet everyone's needs...