... , crosses over, round caps etc. MaterialMalleable iron TechnicsCastingSize1/8"-6"Thread StandardBS ANSI DINFinishElectro Galvanized, Hot Dipped Galvanized, Black, all be ... , flanges, plugs, backnuts, crosses over, round caps, etc.Size18"-6"Thread StandardBS ANSI & DINFinishBlack, Eclectic Galvanized, Hot Dipped Galvanized, all be ... , gas, oil, air Cast Iron Pipe Fitting Hydraulic Quick Coupler Thread