The solenoid valve is a solenoid valve that generates a magnetic attraction to overcome the pressure of the spring to drive the spool action after the solenoid is energized. The structure is simple ...
In the current era, information technology is developing rapidly, and informatization and intelligence are constantly changing the face of industrial and agricultural production and people's social ...
Since the butterfly valve was invented, it has been more and more widely used in various fields of life and work, playing an irreplaceable role. From the center sealing butterfly valve to the single ...
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, ...