Malleable Iron Pipe Fittings ISO 9001 OEM SERVICE Malleable Iron Pipe FittingsISO 9001OEM SERVICE1. Product Item: Malleable Iron Pipe Fittings(elbows, tees, sockets, bends, nipples, unions ... , all be antirust treatment. 6. Product Usage: Suitable for joining pipe lines of team, gas, oil, air. Concentric Reducing Cocket, Beaded ... BS1256 Dimensions: ISO 49, Threads: ISO 7/1 Malleable Iron Pipe Fittings