Standard: API SPEC 5CT&5B / ISO11960
Grade: J55/K55/N80/L80/P110/C95
Outside Diameter of Tubing Joint: From 2-3/8"(60.3mm) to 4.5"(114.60mm)
Pipe End: EUE/NUE
Outside Diameter of Casing Joint: From 4-1/2"(114.3mm) to 20"(508mm)
Threads: BTC, LTC, STC.
Lengths: 2,3,4,6,8,10 12 ft (with other lengths available upon request)
Surface Treatment: Coating
Protection of Thread: Thread protector
Packing: By wooden case, wooden pallet, or according to customer specific requirements

Performance
1. The joint body exhibits good mechanical strength and overall performance.
2. The threads on the joint are cut on the NC machine. This ensures the high precision of the threads and enhanced use life of the joint.
3. Phosphate coating or copper plating gives the joint good wear resistance.