Coupling

Casing Coupling

Standard: API Spec 5CT, API Spec 5B

Grade: H40、J55、K55、N80-1、N80Q、L80、C95、T95、P110

Specification: OD127~365.12mm(4 1/2”~13 3/8”)

Thread: STC, LC, BC

Usage: has internal thread to join the casing pipes which are also with thread.

Tubing Coupling

Standard: API Spec 5CT, API Spec 5B

Grade: H40、J55、K55、N80-1、N80Q、L80、C90、T95、P110

Specification: OD55.88~141.3mm(1.9”~4 1/2”)

Thread: EU, NU, SCC(Special Clearance)

Usage: has internal thread to join the tubing pipes which are also with thread.

Note: When ordering or requesting for quote, please specify the detailed requirements.