According to American Petroleum Institute Standard API SPEC 5CT1988 1st edition, the steel grade of API 5CT oil casing pipe can be divided into ten types, including H-40, J-55, K-55, N-80, C-75, L-80, C-90, C-95, P-110 and Q-125. We supply the casing pipe & API 5CT K55 casing Tubing accompanied with thread and coupling, or we offer our product in accordance with the following forms for option.
Available Sizes: 2 3/8″, 2 7/8″ and 3 ½” Outer Diameter
Macaroni Tubing: 1 1/4 “ – 2 1/16” Nom.
Grades: J55, J55-FBNAU, N80, L80, P110
End Finishing: External Upset Ends (EUE), PH6 (and equivalent connections), Flush Joint, Integral Joint (IJ)