What is the secret of argon arc welding the thinnest stainless steel security window pipe? Ask the teacher for directions.
No tricks. Security window pipe 1 mm or 0.8, easy to wear. The current should not be too high, 150 is enough. Just click and let go, that is, press the switch and it will be loose immediately. If you can't weld, you can add welding wire. At this time, the current can be higher than 200. Welding bit by bit.