... " Standard: ANSI, BS, DIN Material: Cast Iron, Ductile Iron, SS, WCB Certification: ISO, CE Doubel Flanged Butterfly ValveFeatures:1) Designed according to ... ANSI 125/150, BS4504 and DIN PN10 / PN16 flanges2) Body: cast iron, ductile iron, carbon steel (WCB), stainless steel3) Disc: ductile ... -N 9) Bushing: PTFEFor catalog, pls visit www.metalvalves.com Butterfly Valves Double Flanged