... T95 CASING STEEL PIPE Casing: OD 4 1/2"- 20" Tubing: OD 2 3/8" - 4 1/2" OCTG Petrol Specification: Outer Diameter: Casing: OD 4 1 ... .635"Type of End-Finish: STC, LTC, BTC, Special Thread, NUE, EUELength: R1(4.88mtr-7.62mtr), R2(7.62mtr-10.36mtr ... ; JIS G3439; IS: 4270; H40, J55, K-55, M65,, N80, C75, L80, C90, C95, T95, P110, Q125, FS140 API 5CT casing steel pipe