get CE certification welding equipment, welding machine self-aligning turning roll, steel structure machinery, weiding rotator, roller stand, welding roller, motor rotator, conventional rotators, valve housing rotator, adjustable rotators, self-aligning rotators, stator and rotator, nucleus rotator, anti-creep rotator, turning roll machine, petrochemical turning rolls, roll machine, painting rotator, rotator, tank welding roll The turning-roll series includes the self-alingment, the adjustable , the movable, the tilting and the anti-drft types. The series is used to weld , polish and assemble the cylinder-shells, and to line the shells with rubble . The self-alignmeng turning roll can be aligned by itself according to the size of the shell, the adjustable turning-roll can be adjusted by lead screws and bolts grading . They can be controlled with AC frequency rnverter , and the linear velocity is displayed by the digital.They're advanced and reliable. We also can design the customize various types of the turning-rolls in accordance with the customer's requirement.