... 197, ISO5922, EN1562. 1. Product Item: Pipe Fittings, Malleable Iron Pipe Fittings (elbows, tees, sockets, bends, nipples, unions, ... DIN 3. Pipe Fittings Material: According with GB/T9440 malleable iron, ASTM A-197, ISO5922, EN1562. 4. Pipe Fittings ... Connection: Female Type: Coupling Technics: Casting, malleable Pipe Fitting Surface finishing: Black, Hot dipped galvanized, Electrical galvanized Kind ...