Zhangjiakou High-Tech Steel Pipe Co.,Ltd. was established in 2005,on the basis of Ningyuan Iron & Steel Works which had changed its old economic system.It is one of the manufactures that have specialized in producing the electrically-welded steel pipes the earliest in China. According to ISO 9001、API Spec Q1,the company have implemented an efficient quality assurance system.The standard used for product is API 5CT、API 5B.The ERW tubing and casing which produced by the company is certificated by Tubular Goods Research Center of CNPC in November,2006.The product have the advantage of high precision,good toughness,low price and can resist crush and burst well,etc.It can instead of seamless tubing and casing gradually,to reduce the cost of the establish of the well.

China

Pipe / Profile Manufacturer

http://www.haite.mysteel.com.cn