Black,Banded,Beaded,Plain, Black,Hot Dip Galvanized; ASTM,BS,DIN Standard;1/8'' to 6'' Malleable Iron Pipe FittingsSuitable for joining pipe lines of team, gas ,oil ... /cmELongation Rate≥8% 3) Kinds and SpecificationsType: Banded;Beaded; Plain; with rib or without ribCoating:Black;Hot Dip Galvanized;Electric Galvanized; Bake GalvanizedSize ...