1. Materials: Steel/Plastic/Steel with plastic 2. Size: 2-3/8″ to 4-1/2″ to 20″ for all tubing and casing 3. Thread Type: NUE, EUE, STC, LTC, BTC, Other special thread( Premium Thread) 4. Standard: API-5CT, API-5B 5. Certification: API-5CT
1. Materials: Steel - plastic. 2. Size: 2-3/8″ to 4-1/2″ to 20″ for all tubing and casing 3. Thread Type: NUE, EUE, STC, LTC, BTC, Other special thread( Premium Thread) 4. Standard: API-5CT, API-5B 5. Certification: API-5CT
1. Materials: Steel/Plastic/Steel with plastic 2. Size: 2-3/8; 2-7/8. 3. Thread Type: EUE. 4. Standard: API-5CT, API-5B 5. Certification: API-5CT
1. Materials: Full Plastic. 2. Size: 2-3/8″ to 4-1/2″ to 20″ for all tubing and casing 3. Thread Type: NUE, EUE, STC, LTC, BTC, Other special thread. 4. Standard: API-5CT, API-5B 5. Certification: API-5CT
1. Specification: 2-7/8.
2. Grade: L80.
3. Threaded Type: EUE.
4. Coupling Blank.
2. Grade: J55.
1. Specification: 5-1/2.
2. Grade: K55.
3. Threaded Type: BTC.
1. Specification: 8-5/8.
3. Threaded Type: LTC.
4. Coupling Blank, which can produce according to the drawings provided by customers.
1. Specification: 9-5/8.
4. Coupling Blank, we can manufacture according to the drawings provided by customers.