Các phương pháp hàn lớp lót (root pass) truyền thống như hàn que (SMAW/Stick) và hàn TIG (GTAW) cho phép kiểm soát tốt vũng hàn, nhưng thường đòi hỏi thợ có tay nghề cao và tốc độ hàn tương đối chậm, làm tăng thời gian

Learn the tips & tricks to TIG welding for beginning and intermediate welders from metalworker Ron Covell. TIG frequently asked questions Just about everyone who tries TIG welding feels challenged at first. This is understandable, given all the things you have to watch for and

Ron Covell explains the different TIG tungsten options, the tungsten color code and how to sharpen and store these electrodes. Tungsten electrodes for welding One of the reasons TIG welding is favored for sensitive welding applications is because it gives the welder superlative control. The