Welding Rotator, Welding Manipulator, Welding Turning Rolls manufacturer / supplier in China, offering 20 Tonne Automatic Rotary Vessel Rollers Rotator for Pipe and Tank Welding, 30kg 50kg 100kg Pipe Flange Dual Guide Rail Pneumatic CNC Welding Positioner, 100kg Welding Positioner for Pipes Rotating Tilting Flange Automatic Welding and so on.