Butterfly Valve, Flange Adaptor, Dismantling Joint manufacturer / supplier in China, offering DN 50 to 1200 Pn 10 ISO Pn 10, Pn16 ISO Pn16 and Pn25 ISO Pn25. Pn40 on Request Adjustable Dismantling Joint, Ductile Iron Casting Pipe Fitting Dismantling Joints with En545 En598, High Quality Product EPDM Ductile Cast Iron Dismantling Joint Form China Factory and so on.