I was using 1/16" rod. I do have some .045". I'll give that a try. By the way, I was using 67 amps. You have addressed my problem area. Thanks Dennis p.s. I have done a similar weld on 11 ga (.122") and here are pictures of both sides. This joint material is 2.5 times the thickness. I...

Hi everyone:
Here is the front and back of a weld. I'm concerned about the back side of the weld. Please observe and comment.
Using mild steel 18 gauge with a 9 torch 1/16" electrode.

Thanks,
Dennis

20171016_171220.jpg Hi. This post has been revised to include an additonal picture and more detail. My name is Dennis. I am relatively new to welding and I have been trying to learn TIG. I am having trouble with welding T-Joints in 18 gauge mild cold rolled steel. I currently am working at 60 amps ...