Super large interval, complete and wonderful TIG!

This video is divided into four steps to weld large intervals. Step 1: Connect and fill at the bottom. Step 2: Fill the second layer with “boring wire”. Step 3: Fill the third layer with “folding handle” extrusion welding. Part 4: Fill the last layer with “handle” welding. Layer cover surface. The four parts have welding process and welding technology teaching respectively

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