... Casing Pipe Product NameBrief IntroductionMaterialAdditional Description 4 1/2" oil casingCasing and Tubing Standard: API 5CT, ... J55, K55, N80, L80, T95, 5 1/2" casing pipeCasing and Tubing Standard: API 5CT,Carbon SteelLength ... Material grade: J55, K55, N80, L80, T95, 7" casing pipeCasing and Tubing Standard: API 5CT,Carbon SteelLength ... K55, N80, L80, T95, API 5CT 2 7/8" N80/L80 Tubing and Casing Pipe