Globe valves for oil  

According to statistics, petrochemical valves can be divided into the following categories according to their use: 　 　　 　　1. Gate valves, globe valves, plug valves, ball valves, butterfly valves, etc. used to block or connect the medium in the pipeline; 　　2. Regulating valves (pneumatic and electric), pressure reducing valves, throttle valves, butterfly valves, equalizing valves, etc. used to adjust the pressure and flow of the medium in the pipeline; 　　3. A check valve used to prevent the backflow of the medium and ensure the one-way flow of the medium; 　　4. Used for over-temperature, over-pressure insurance maintenance, discharge of excess media, gear pumps, to prevent temperature and pressure from exceeding the specified values, so as to ensure the safe operation of equipment and piping systems, safety valves, flow valves, etc.; 　　5. Adjusting valves, three-way or four-way plug valves, three-way or four-way ball valves, etc., used to change the direction of medium flo…