Product name: oil tubing

Standard: API 5CT

Specification :1.9", 2-3/8", 2-7/8", 3-1/2", 4", 4-1/2"

Grade: J55, K55, N80-1, N80-Q, L80, P110

Length range:R1(6.10-7.32m), R2(8.53-9.75m), R3(11.58-12.8m)

Type of end-finish: EUE, NUE, P