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...
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...
Gate valve is a kind of valve to control the fluid, it is widely used in the industry. The gate valve controls the flow of fluid by controlling the opening and closing of the valve. Gate valve acco...
Soft seal gate valve, also known as elastic seat gate valve, is a manual valve used to connect pipeline media and switches in water conservancy engineering. The structure of the soft seal gate valv...