We are a manufacturer and exporter from China, specialized in flanges,butt weld pipefittings,oil extraction equipments. Our main products:1)Flanges,especially carbon steel flanges with ASME B16.5,ASME B16.47,standards. 2)Butt weld fittings,especially carbon steel fittings with ASME B16.9,ASME B16.28,ASME B16.49 standards,including elbows,tees,cross,caps and so on. 3)Pipes,API X52,API X65 ETC. 4)Oil Extraction Equipments,incl.API 11B Sucker rod,API 11B Sucker rod coupling,API 5CT Tubing and API 5CT Casting. 5)Other oil field equipments. With top quality and competitive price,we got good reputation from our customers,if you have interest in it, its my pleasure to offer you.