Wafer dual plate check valve refers to the valve that automatically opens and closes the valve flap by relying on the flow of the medium itself to prevent the backflow of the medium, also known as ...
Butterfly valves provide an efficient method of closing fluids on and off, and are the successor to traditional gate valve technology, which is heavy, difficult to install, and does not provide the...
Pneumatic butterfly valve plays an important role in our life, is to use the circular butterfly plate rotating with the valve stem to do the opening and closing, in order to realize the pneumatic v...
Hard seal butterfly valve
Hard sealing of butterfly valve refers to that both sides of the sealing pair are made of metal materials or other hard materials. The sealing performance of this kind of ...
1. Valve selection principle:
The selected valve should meet the following basic principles.
(1) Safety and reliability of petrochemical, power station, metallurgy and other industries require cont...
Check valves, also known as check valves or check valves, are used to prevent the backflow of media in the pipeline. The foot valve of the suction off of the water pump also belongs to the category...
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