API 5CT oil casing and API 5L oil line pipe

　　Our oilfield casing and tubing are in accordance with API Spec 5CT which can be used in oil well drilling. Pup Joints are also our primary products which are used to adjust the height of full length tubing or casing strings and the depth of downhole tools. What's more, our Casings & Tubing Couplings have high precision in size and shape, good corrosion resistance, high collapse strength, excellent comprehensive mechanical properties, high connection strength and salability, and constant mechanical properties at high temperature. Besides, Drill Pipe is hollow, thick-walled, steel piping that is used on drilling rigs to facilitate the drilling of a well bore and comes in a variety of sizes, strengths, and weights but are typically 30 to 33 feet in length.

　　We have adopted advanced production equipment and technologies to manufacture our steel flange and carbon steel pipe fitting, which can not only improve product quality, but also save raw materials. Our products have high strength, good toughness and resistance to corrosion.