Centralizers internal hydraulic TG-TsV

Internal centralizers give to end faces of the collected pipes the form of a circle, provide their concentric assembly, evenly distributing a difference of perimeters. Their advantage in comparison with outside centralizers consists that the joint, remaining completely open, allows to conduct welding of a first coat continuously and to use automatic welding machines.

Internal centralizers have the electrohydraulic drive and two independent rows of the centering zhimk. A power supply of centralizers is carried out from welding units of a direct current.