Hebei Senhai Pipeline Co., Ltd. is one professional manufacturer of ERW, SAW and SMLS steel pipes, as per standards of API5L, API 5CT, ASTM, EN, BS, DIN, GOST, GB, etc. Senhai Pipeline is located in Cangzhou City, which is the famous "Hometown of Pipes and Fittings" in China, about 120km away from Tianjin Seaport and Airport, and 180km from capital Beijing. Senhai especially produces welded steel pipes of large diameter and thick wall thickness in ERW, LSAW and SSAW. Anti-corrosion layers can also be done in our factory.