Coupling for Casing and Tubing-
Coupling for Casing and Tubing
2022-11-17
Coupling is used to connect casings or tubings or line pipes together. Thread Type: STC, LTC, BTC Grades: C110,C90, H40, J55, K55,N80,L80,P110, Q125, L80-13cr, P110-13c PSL: PSL-1,PSL-2,PSL-3 Size: from 4-1/2in to 20in Standard: API 5CT, API 5B
