We OASIS can offer a whole set of service related to seamless casing pipes, such as the related process, the solution of the related technology and so on. If you are interested in our product, please contact us, and for more information. API 5CT Seamless casing pipes are used to stabilize the well, in order to make sure that the whole well can work smoothly. We also can design and produce casing and tubing of stainless steel series for our clients. API/ISO Casing and tubing material: H40,J55,K55,M65,N80,L80,P110,Q125 etc API/ISO Casing and tubing size: 2 3/8inch - 20inch Connection type of API/ISO tubing: EUE,NUE Connection type of API/ISO casing: STC,LTC,BTC We also can manufacture other special connection type according to clients\' requirement.