According to the national standard "petrochemical enterprise design fire code" (GB50160-92) provisions: "a, B liquid fixed roof tank, should be equipped with flame arrester and breathing valve". Visible breathing valve, flame arrester is an indispensable safety facilities tank. The utility model not only can maintain the pressure balance of the storage tank, ensure the storage tank is protected from overpressure or vacuum, but also can reduce the volatilization and the loss of the medium in the tank. I produced the valve, with a compact structure, large ventilation, small leakage, good sealing performance and other characteristics.
Copyright All © ZSHFM
-
Security: Submit
