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 check valve, one-...
What is corrosion of butterfly valves?
Corrosion of butterfly valves is usually understood as the damage of the metal material of the valve under the action of chemical or electrochemical environme...
Globe valves are widely used and have many types. The main types are bellows globe valves, flange globe valves, internal thread globe valves, stainless steel globe valves, DC globe valves, needle g...
The butterfly valve is a valve widely used in industrial and pipe systems. It has the advantages of simple structure, easy operation, good sealing ability and large flow rate, but there are also so...
The purpose of using a check valve is to prevent the reverse flow of the medium, and a check valve is generally installed at the outlet of the pump. In addition, a check valve is installed at the o...
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...
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