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Question:

What is the difference between a stop valve (a power station valve) and other valves?

What is the difference between a stop valve (a power station valve) and other valves?

Answer:

The cut-off valve is low in and out of the structure, usually used in the case of pressure loss, the cut-off valve is not through the form. Gate valve is straight through type.
High pressure, special material, complex structure, seldom manual operation.
Power station cutoff valve advantages editor1., the fluid resistance is small, and the coefficient of resistance is the same length as the pipe section.2., simple structure, small size, light weight.3., reliable and reliable, the current gate valve sealing surface materials widely used plastic, good sealing, vacuum system has also been widely used.4 easy operation, open and close rapidly, from fully open to fully closed as long as 90 degree rotation, facilitate remote control.5., easy maintenance, simple valve structure, sealing ring is generally active, disassembly and replacement are more convenient.6. in full open or full closed, the ball and valve seat sealing surface and dielectric isolation, the media through, it will not cause erosion of the valve sealing surface.7., a wide range of applications, from small diameter to a few millimeters, large to several meters, from high vacuum, high pressure can be applied.
Compared with other valve products, the valve is characterized by high temperature and high pressure. If the pressure is lower than that of the universal valve, it is also lower than the common valve. Because of its performance, technical characteristics and special working conditions, the products can not be replaced by other products.The utility model is suitable for cutting off or connecting the pipeline medium on the pipelines of various systems of the fire power plant. Applicable medium: non corrosive media such as water and steam. Compared with other valve products, the valve is characterized by high temperature and high pressure and unique self sealing design. The higher the pressure, the more reliable the seal is. Because of its performance, technical characteristics and special working conditions, the products can not be replaced by other products.

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