... :J55,K55,N80,L80,P110 3)Standard:API 5CT 4)Thread:BTC,STC,LTC The detail of the Casing Pipe Product ... NameBrief IntroductionMaterialAdditional Description 4 1/2" oil casingCasing and Tubing Standard: API 5CT,Carbon SteelLength: R2, R3.Application: serves as ... : J55, K55, N80, L80, T95, , 5" oil casing pipeCasing and Tubing Standard: API 5CT,Carbon SteelLength: R2, R3.Application: serves as ...