A few of Jonathan's favorite amperage devices. Some amperage controls aren't so good, the video shows Jonathan's favs along with some tips on how to use them.
There are several charts in text books and on web sites that depict the penetration profile caused by different grind angles of tungsten electrodes.
I like to see things for myself so I tested 3 very different angles on pieces of 2% lanthanated electrodes ...all 3/32" (2.4mm).
I let the piece co...
The problem with tig welding carbon steel square tubing is that is is easy to melt thru and pull oxides into the puddle. When that happens, the puddle gets weird. Pulse settings can help.
One of the biggest struggles for new aluminum TIG welders is learning to feed TIG wire. In my opinion, it's one of the hardest parts of aluminum TIG to get ahold on.