Valve Introduction The extension rod lug butterfly valve ：The opening and closing part
of the extension rod butterfly valve is a disc-shaped butterfly
plate, which rotates around its own axis in the valve body, so that
the valve that opens and closes or adjusts is called a butterfly
valve. We have prepared samples for delivery every time. Valve Technical Data Material Cast iron,ductile iron,wcb,stainless steel Temperature of Media Medium Temperature Pressure PN10 PN16 A...