Butterfly Valve

We are offering butterfly valve: worm gear wafter type butterfly valve, wom gear lugged butterfly valve, handle wafer butterfly valve, wafer metal seated butterfly valve, grooged end butterfly valve wafer type butterfly valve with gear operator body: cast iron, ductile iron disc: ductile iron, stainless steel 304/316, aluminum bronze, ptfe coating, nylon painting sterm: cs, ss416, ss410, ss304, ss431 seat: nbr, epdm, ptfe pressure: pn10, pn16.