... ,N80,L80,P110 2.Type:API Tubing Pipe 3.Thread:STC,LC,BC tube api SPECIFICATIONS API Pipe, pipe fittingsAPI 5CT Oil Casing PipeMaterials: J55, K55, N80 ... " Length: As your request and accord with the requirements of API 5CT. API 5CT Tubing PipeMaterials: J55, K55, N80 1, N80 Q ... inLength: As your request and accord with the requirements of API 5CT. tube ...