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                          Butterfly Valves

                          Butterfly valve, also called as flap valve, is a kind of regulating valves which has simple structure. The closure member of butterfly valve is a disc, which revolves around the valve shaft to open or close.   
                           
                          Butterfly valve has a lot of types. Based on the sealing materials, butterfly valve can be classified into soft seal butterfly valve and hard seal butterfly valve.

                          Xinhai Butterfly Valves: API 609, concentric, double offset, triple offset, wafer, lug, cast steel, flanged, butt welded, Class 150 - 600, 2 - 96 inch.
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                          NO.2013 Valves catalog download
                          View and download valve product literature, sales brochures and more.
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                          News & Events
                          2019.05.13
                          Manual Valves Types
                          Ball Valves Ball valves offer very good shut-off capability. A ball valve is a form of quarter-turn (90°) valve to control the fluid flow. This characteristic minimizes valve operation time a...
                          2019.05.08
                          Types of Gate Valves
                          A gate valve can be defined as a type of valve that used a gate or a wedge type disk, and the disk moves perpendicular to the fluid in the pipeline to shut off the fluid. The valve is e...
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                          The Basics of Gate Valves
                          Definition of gate valve  A gate valve is a valve utilizing a gate, usually wedge-shaped, that allows fluid flow when the gate is lifted from the seat. Gate valves have less resistance...
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                          Why should pipes and valves be insulated?
                          With the increasing value of energy and serious environmental pollution, energy conservation has received more and more attention from people, ranging from energy saving for large equipment to energy ...
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