... Product NameBrief IntroductionMaterialAdditional Description 4 1/2" oil casingCasing and Tubing Standard: API 5CT,Carbon SteelLength: R2, R3.Application ... , K55, N80, L80, T95, , 5" oil casing pipeCasing and Tubing Standard: API 5CT,Carbon SteelLength: R2, R3.Application: serves ... J55, K55, N80, L80, T95, 7" casing pipeCasing and Tubing Standard: API 5CT,Carbon SteelLength: R2, R3.Application: serves ...