Cast Iron fitting socket ( Coupling) 1.1/8''-6'' 2 BS,ANSI,DIN ... sockets, bends, nipples, unions, crosses, flanges, plugs, backnuts, crosses over, round caps etc. Cast Iron Pipe Fitting Hydraulic Quick Coupler, size ... sockets, bends, nipples, unions, crosses, flanges, plugs, backnuts, crosses over, round caps etc.MaterialMalleable ironTechnicsCastingSize1/8"-6"Thread StandardBS ANSI DINFinishElectro ...