Zhengzhou Fengyi Steel Tube Co., Ltd, located in Zhengzhou City, Henan, Province, China. As an especially manufacturer and exporter in china, our factory mainly offer seamless steel pipe API 5L, API 5CT, ASTM A53, ASTM A106, EN10216-2 etc. It including API 5L steel pips, alloy steel pipes, boiler pipes, hydraulic prop pipes.