... , g mild steel couplingsBS DIN ANSI Standard Carbon Steel Mild Steel Couplings screwed half couplingMaterialCarbon steel, Stainless steel, Alloy and ... customer’s requestThicknessSCH10 SCH20 SCH40 SCH80 SCH160; CLASS A, CLASS B, CLASS CSurfaceHot Dipped Galvanized, Electro ... standard Kinds of mild steel couplings : bends, elbows ,tees, crosses, sockets, caps, backnuts, flanges, unions, nipples, bushings ...