The leakage of stainless steel bellows globe valve is generally divided into internal leakage and external leakage. There are many reasons for leakage. Endocrinology is generally due to the failure of the sealing surface caused by solid impurities in the liquid medium. Combined with the analysis of ... read more
a. Damage to the safety valve seat or disc sealing surface The damage to the sealing surface may be caused by the corrosion of the metal sealing surface by corrosive media; it may also be the dirt brought into the valve inlet cavity or sealing surface during installation of the safety valve and the ... read more
Self-operated control valve is a new type of control valve that has become popular in recent years. It does not require manual adjustment, nor external (such as: electric, pneumatic) power adjustment. It is precisely because of this characteristic that it is deeply loved and respected by people in t... read more
Electric regulating valve is a very common type of regulating valve, and regulating valve is the most used type of final control element. It plays a very important role in the automatic control of modern factories. Correct use will increase the life of the electric control valve. The correct use and... read more
In application, the noise of pneumatic control valve is the main source of pollution in petrochemical production. Cavitation and noise are the two main problems in controlling control valves in high pressure differential fluids. So, what are the reasons for these two problems? How can we solve it? 1... read more