K55 BTC R3 Casing for Egypt Client

According to API Spec 5CT1988, there are 10 types of casing steel grades, including H-40, J-55, K-55, N-80, C-75, L-80, C-90, C-95, P-110, and Q-125.Casing shall be supplied with threads and couplings, or in one of the following pipe end forms: flat end, round thread with or without couplings, partial trapezoid thread with or without couplings, straight thread, special end work, sealing ring construction.According to SY/T6194-96, domestic casing should be tied with steel wire or steel belt.The exposed part of each sleeve and coupling thread shall be screwed with a guard ring to protect the thread.

1. Specification range: OD: 114.3mm-508mm (4 1/2″–20″) Wall thickness: 5.21mm-16.13mm (9.5PPF–133PPF)
2. Material: H40, J55, K55, N80-1, N80-Q, L80-1,L80-9Cr, L80-13Cr, P110, Q125 etc
3. Execution standards: API 5CT, GB, ISO11960, GOST
4. Types: STC, LTC, BTC, XC and Premium Connection
5. Length: R1, R2, R3
6. NDT etc related rules of API 5CT and 5B
7. Type: Seamless steel pipe, straight seam steel pipe