Established in March 2004, Hebei Changfeng Steel Tube Manufacturing Co., Ltd, briefly as CFST was located in North China, Cangzhou Economic Development Zone, Changzhou City, Hebei Province, China. CFST, invested as a specialized manufacturer of ERW/HFW high frequency electrical welded steel pipes/tubes, was developed on the basis of Hebei Changfeng Machinery Manufacturing Co., Ltd and Hebei Changzhou Steel Structural Engineering Co., Ltd. Till 2011, CFST has been the biggest and leading manufacturer of high frequency ERW/HFW steel tubes from 8" to 26" (219mm-660mm) and is one of the 3 Chinese manufacturers that can produce HFW/ERW steel tubes from 20" to 26" (508mm-660mm).CFST, as a leader in ERW steel tube industry, has been certified by ISO9001-2008, API 5L and API 5CT and our brand "Changfeng" is listed as national famous brand. we can supply u pipes with standards: API 5L GR.B/ASTM A53,API 5L A36/B36,API 5L A106,ASTM A252 GR.3.X42,X52,X65.SJ275/SJ355,C250,C350,S275,ST52,S290,GOST 09GF
We are regularly Selling: black steel pipe, coated steel pipe, cold-formed welded steel pipe, electric resistance welding steel pipe, erw carbon steel pipe, hot-dip galvanized steel pipe, pilling steel pipe, steel line pipe, structure steel pipe.
We are regularly Buying: erw carbon steel pipe, coated steel pipe, cold-formed welded steel pipe, black steel pipe, pilling steel pipe, steel line pipe, structure steel pipe. |
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