API 5CT standard oil casing and seamless oil tubing
oilfield casing and tubing are in accordance with API Spec 5CT. Casing is used for oil and gas well drilling, and tubing is used for extracting oil and gas from reservoirs. Our oil casing includes seamless casing and ERW casing. Casing, is the structural retainer for the walls of oil and gas wells, Casing sizes…