Extreme Line tubing&casing

We desin the extrime line connection,which includes externally-threaded articles and internally-threaded contained connecting threads,metallic-sealed structure and torque shoulder.Wth this connection,it can shorten the length of the EL threading connection,minish the time of the measurement, the new-style thread cross-over,which certifies that this premiun is much perfect.

The Extrime line connection,which includes externally-threaded articles and interally-threaded contained connecting threads.