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Travel Joint is designed for use in both single and multiple string completions, and provide alternate methods of compensating for tubing contraction and elongation in producing, injection,and disposal wells. It is run as an integral part of the tubing string and have full tubing drift ID that is compatible with other downhole control equipment. After packers associated equipment are in place, travel joint may be activated. Depending on the application, travel joint may be activated by shear pins or standard wireline tools. 

The travel joint may be sheared by tension or compression. They also may be sheared during initial completion operations or left in the pinned condition to be sheared at a predetermined value later. The travel joint can be pinned at any pointed in the stroke. The release varied by the number of shear screws. The tool provides 5 ft of movement. 

Size	OD	ID	Max.Shear Value	Stroke
in	mm	in	mm	in	mm	lbs	ft	m
2 7/8	73.0	4.30	109.22	2.37	60.20	40000	5.00	1.52
3 1/2	88.9	1.80	121.92	2.93	74.42