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...
A valve is a control device for a fluid line. Its basic function is to connect or cut off the circulation of the pipeline ring, change the flow direction of the medium, adjust the pressure and flow...
TWS Air Release Valves have been very popular. The air release valve adopts advanced technology, has the characteristics of rapid exhaust and good stability. It can effectively prevent the gas accu...
There are many kinds of butterfly valves, and there are many classification methods.
1. Classification by structural form
(1) concentric butterfly valve; (2) single-eccentric butterfly valve; (3) d...
Both the handle lever butterfly valve and the worm gear butterfly valve are valves that need to be operated manually, commonly known as manual butterfly valves, but they are still different in use....
Introduction:
A butterfly valve is from a family of valves called quarter-turn valves. In operation, the valve is fully open or closed when the disc is rotated a quarter turn. The “butterfly...
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