We supply all seamless and ERW casing pipes according to API Spec 5CT latest edition. Our casing are made by grades: H40, J55, K55, N80, L80, HC N80, C90, T95, P110, HC P110. The outer diameter of casing is ranging from 4 1/2" to 20". 30" conductor with plain ends or fast connection is also available. Tubing pipes OD: 1.9", 2 3/8", 2 7/8", 3 1/2", 4", 4 1/2". Grade: J55, N80, L80, C90, T95, P110, Q125.

6"-36" Carbon Steel Seamless Pipes; API 5L Gr. B/X42/X52/X60 Line Pipe Standard: ASTM A106 GR. B, ASTM A53 GR. B, API 5L GR. B, EN10204/3.1B, DIN1629-1948, DIN2448, EN10216-1, EN10217-1, SY/T5037-2001, GB/T9711.1 etc. We can also offer ERW, LSAW, SSAW Steel Pipe and anti-corrosive coating procedure. Looking forward to cooperate with you and build a long-term business relationship.