But ? Overhead.
The trick, he realized, wasn't to push the rod up into the gap. It was to hold a tight arc. So tight the flux created a surface tension bubble, a little glass ceiling that held the molten metal in place against the pull of the earth. 4g position welding
He struck the arc.
That means the metal plate is suspended above your head. The weld pool—liquid steel hot enough to melt a coin—wants to fall down . Onto your face. Into your hood. Down your sleeve. But ? Overhead. The trick
Penetration was perfect. The fusion line was a clean, deep root. No cold lap. No porosity. 4g position welding