How does the seam tracking system work? A seam tracking system is a type of technology that is used in welding to ensure the accuracy and consistency of the welding process. The system works by using sensors to track and follow the seam of the joint being welded, adjusting the welding process to ensure that the joint is welded accurately. The sensors used in a seam tracking system can vary depending on the specific system being used but may include features such as laser sensors, cameras, or pre