2) Material: API5CT J55, K55, L80, N80, C90, P110 and so on
3) Length: 6M- 14M, R1, R2, R3 length can be manufactured
With?material of high- quality Proved by used for many years and the scientific experiments , the tubing casing model J55, K55, N80, L80 and P110 our company saled were made of after a multi- channel precision machining processes, together with strict quality control procedures.