... a professional manufacture we supply many kinds of malleable iron pipe fittings: elbows, tees, sockets(coupling), bends, nipples, ... caps etc.Oil and Gas Pipe Fitting Galvanized Malleable Cast Iron Pipe Fitting Product ItemMalleable iron pipe fittings: elbow, tee, ... .EdgesBanded, beaded or plain; with or without Ribs. Thread StandardANSI: American StandardMaterials: ANSI/ASME/A197-79Dimensions: ANSI/ ...