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Butterfly Valve

Product categories of Butterfly Valve, we are specialized manufacturers from China, Wafer Type Butterfly Valve, Lug Type Butterfly Valve suppliers/factory, wholesale high-quality products of Thread End Butterfly Valve R & D and manufacturing, we have the perfect after-sales service and technical support. Look forward to your cooperation!

China Butterfly Valve Suppliers

Butterfly Valve

Butterfly valve, also name as flap valve, is a simple regulating valve, which can be used for butterfly valve controlled by switches in low pressure pipeline, and the closing part (disc or butterfly plate) of butterfly valve revolves around the valve shaft to achieve opening and closing.

Production Size:DN40-DN300mm

Pressure range:PN10,PN16

Design Standard:

Face to Face:DIN3202/EN558-1

Flange Standard:EN 1092/DIN2533

Testing Standard:EN12266

Main Material of parts:


Disc:GG20/GG25/GGG45/GGG50/Carbon steel/stainless steel



It can be used to control all kinds of fluids such as air, water, steam, corrosive media, mud, oil, liquid metal and radioactive medium. The main function is cutting off and throttling in the pipeline.


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