1.Standard:DIN BS American 2.Finish:Hot dipped galv,baked galv,electric galv,black 3.Size:1/8'-6'' 4.Certificate:ISO9001 Itemelbows, tees, sockets, bends, nipples, unions, crosses, flanges, plugs, backnuts,crosses over, round caps, etc. Size1/8''-6'' Thread StandardBS ANSI & DIN FinishHot dipped galv,electric galv,baked galv,black PackingCartons, woven bags, wooden boxes Quality ControlQulified ...