... N80,L80,P110 2.Type:API Tubing Pipe 3.Thread:STC,LC,BC tube api SPECIFICATIONS API Pipe, pipe fittingsAPI 5CT Oil ... Length: As your request and accord with the requirements of API 5CT. API 5CT Tubing PipeMaterials: J55, K55, N80 1, N80 ... ,P110,Q125,P: Plain end, N: Non upset, U: External upset, T&C: Threaded and coupled.Grades: J55, K55, ... As your request and accord with the requirements of API 5CT. tube ...