Fault: Leakage on both ends of the valve The sealing gaskets on both sides fail, The pipe flange has uneven or not compressed pressure. Elimination method: Replace the sealing gasket. ...
The hard seal of the butterfly valve means that the two sides of the sealing pair are made of metal materials or other harder materials, which is called "hard seal". This kind of seal has poor ...
The frequency of use of pipeline ball valves in the industry is also very high, but they often fail during use, and they can only be restored after a long period of maintenance. If this problem is ...
The advantages of electric actuators: The electric actuator is a driving device that can control the linear or angular movement of the valve body. Use alternating current or direct current as the ...
According to the structure of the stem, the gate valve can be divided into 1) Rising stem gate valve: The stem nut is on the bonnet or bracket. When opening and closing the gate, the stem nut ...
The original butterfly valve is a simple flapper valve that does not close tightly. Usually used as flow regulating valve and damping valve in water pipeline system. With the application of ...
Electric shut-off valves are generally fully open and fully closed. Considering the flow characteristics, the globe valve and ball valve have the characteristics of short opening and closing stroke, ...
Both the rubber sealing ring and valve plate of the butterfly valve adopt imported parts to ensure the performance and service life of the butterfly valve. 2. The valve body is ...
The high platform flange ball valve, as the name suggests, is a ball valve product with a high platform that is connected by flanges. So what does the high platform here mean? Presumably, many ...
Tank bottom ball valve is a kind of ball valve. It is equipped with a special tank bottom connecting surface flange for welding on the bottom of the reaction tank or vessel. Its end profile and ...