Sana42f built-in safety valve is mainly used in railway and automobile liquefied petroleum gas tank cars or ground liquefied petroleum gas storage tanks to protect against overpressure. The scope of use is very wide, the same kind of valve in different occasions and conditions have different collocation

 working principle of built-in safety valve

The safety valve plays a protective role in the system. When the system pressure exceeds the specified value, the safety valve will be opened and part of the gas in the system will be discharged into the atmosphere, so that the system pressure does not exceed the allowable value, so as to ensure that the system will not have accidents due to too high pressure.

 installation instructions of built-in safety valve

1. Safety valves should be installed vertically.

2. There should be no resistance at the outlet to avoid pressure.

3. Special test shall be conducted before installation, and its sealing property shall be checked.

4. Regular inspection shall be carried out for those in use.