Gas tungsten arc root welding for beginners and experts: a seasoned welder shares his expertise in laying down the root bead for pipe and tube

摘要

The advantage of gas tungsten arc welding (GTAW), with its inherent fine control of the weld pool, learns it can be the easiest, fastest and best possible solution to many welding situations. It is for good reason GTAW is preferred for the most critical of high-tech, high-purity or safety-related piping systems.