TWS Valves are a fluid control device and are widely used in various industrial and home applications. Soft sealing valve is a new type of valve, it has the advantages of good sealing performance, ...
1. Before installation, it is necessary to carefully check whether the logo and certificate of the butterfly valve meet the requirements of use, and should be cleaned after verification.
2. The but...
1. Hydrstatic test at negative temperature during construction in winter.
Consequences: because the tube freezes quickly during the hydraulic test, the tube is frozen.
Measures: try to carry out hy...
The sealing performance of the valve is one of the main indexes to evaluate the valve quality. The sealing performance of the valve mainly includes two aspects, namely, internal leakage and externa...
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...
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...
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