Fluoroplastic lined corrosion-resistant butterfly valve is to place polytetrafluoroethylene resin (or profile processed) on the inner wall of steel or iron butterfly valve pressure-bearing parts or...
In pipeline engineering, the correct selection of electric valves is one of the guarantee conditions to meet the use requirements. If the electric valve used is not selected properly, it will not o...
1. Defect characteristics
Unfused refers to the phenomenon that the weld metal is not completely melted and bonded with the base metal or between the layers of the weld metal.
Failure to penetrate ...
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...
The soft seal butterfly valve is suitable for regulating the flow and intercepting the medium on the water supply and drainage and gas pipelines of food, medicine, chemical industry, petroleum, ele...
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...
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