Equipment designed for welding manholes or nozzles on cyclindrical vessels or flat plates.

　　★Fix the machine to the workpiece by manual clamping with special jaws to ensure safe constraint of the machine to manholes with diameters between 250-460 mm (10-18 in.).

　　★Safety clamping beam with tension bar in the cyclindrical body to prevent tilting.

　　★Rotation device for the welding head, with a gear wheel drive by the VEC 44 gear-motor with a continuous adjustable speed of 0.1-2.0 rpm.

　　★Torch moved along a rigid rail by a light-weight carriage.