... QuantityUnitAdditional Description 4 1/2" oil casingCasing and Tubing Standard: API 5CT,Carbon Steel4 1/2" ... , L80, T95, , 5" oil casing pipeCasing and Tubing Standard: API 5CT,Carbon Steel5"ZS300MeterLength: R2, R3.Application ... N80, L80, T95, 7" casing pipeCasing and Tubing Standard: API 5CT,Carbon Steel7"ZS300MeterLength: R2, R3. ... K55\N80\L80\P110\Q125LTC,STC,BTC,VAM,EUE,NUE,PASTM A500 Gr. A,B,C,DASTM ...