... 5CT 4)Thread:BTC,STC,LTC The detail of the Casing Pipe Product NameBrief IntroductionMaterialAdditional Description 4 1/2" oil casingCasing ... bulk Material grade: J55, K55, N80, L80, T95, , 5" oil casing pipeCasing and Tubing Standard: API 5CT,Carbon SteelLength: R2, R3 ... or bulk Material grade: J55, K55, N80, L80, T95, 7" casing pipeCasing and Tubing Standard: API 5CT,Carbon SteelLength: R2, R3 ...