I'm welding threaded bungs into 1 inch D.O.M. tube and keep getting pitting and porous welds. what could be contaminating them? I tried to clean everything well. not using a gas lens. and using orange 3/32 electrode.
TimmyTIG · Registered Joined Nov 11, 2012 · 4,029 Posts #30 · Dec 18, 2014 View full thread The cup size isn't the problem. You got bad gas or a bad leak. Try running a dry bead and see what happens.
The cup size isn't the problem. You got bad gas or a bad leak. Try running a dry bead and see what happens.
TimmyTIG · Registered Joined Nov 11, 2012 · 4,029 Posts #32 · Dec 18, 2014 View full thread What gas are you using?