- Used for the automatic welding of the two straight butt weld of the crane.
- Highly efficient twin wire MIG/MAG welding with high deposition efficiency.
- Laser weld tracking system is selectable for automatic welding.
- The travelling is driven by stepless AC servo motor, which is able to make fixed length welding.
- The chain turning system can automatically center and clamp the workpiece, which is very convenient for double side welding.