... : Widely used in various pipelines to convey gas,water,and oil. Galvanized Water Malleable Iron Pipe Fittings:1.standard: EN10242,ISO7-1 ,NPT ... , bake galv, black 4.TUV,UL5. Brand: O Product Itemcast iron pipe fitting : elbows, tees, sockets, bends, nipples, unions, crosses, flanges ... joining pipe lines of team, gas, oil, air Galvanized Water Malleable Iron Pipe Fittings