This machine is one of the important parts in petroleum pipe production, and is of great importance to ensure the pipe link quality and service life.
The coupling screw-on system made by our company is composed of coupling pre-screw machine, coupling screw-on machine and the transportation table. It can pre-screw the coupling into the tube screw end as per certain parameters, then drive the tube to the screw-on machine to finish the final srewing. 
By absorbing the international advanced technology, specially designed, the coupling screw-on machine made by our company, can be used for not only the standard API thread coupling and buttress thread coupling, but also the special coupling pipe and casing tube products. It's characterized as below:
#1 high automation #2 high productivity #3 flexiable control mode #4 safe operation