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Hydraulic slow-closing butterfly check valve is mainly used in the pump outlet of industrial water supply and sewage treatment plants to prevent the backflow of media in the pipe network, automatically eliminate destructive water hammer and ensure that the pump and pipeline are not damaged. Hydrauli
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PTFE seat Stainless Steel Lug butterfly valve Widely used in metallurgy, chemical industry, building materials, power station, glass and other industries in the ventilation, environmental protection engineering of dust-containing cold air or hot air gas pipeline, as a gas medium to regulate the flow
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Flange type butterfly valve has a light and simple structure. It has good media control characteristics. Butterfly valve has two sealing forms, one is metal seal and elastic seal, so it can achieve better sealing effect in different system environment.Flange butterfly valve has various driving metho
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On the basis of the single eccentric butterfly valve, further improved molding is currently the most widely used double eccentric butterfly valve. Its structural feature is that the axis of the valve stem deviates from the center of the butterfly plate and the center of the body. The effect of doubl
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Reading time about 7 minutes 1.Selection of valves and setting partsthe valve used on the water supply pipeline, generally according to the following principles:1, the diameter of the pipe is not greater than 50mm, it is appropriate to use the shut-off valve, pipe diameter greater than 50mm gate val
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