Quote:
Originally Posted by Lee T
I have heard of ghost lines in butt welds, what might cause a ghost line in a butt weld with tig torch?
|
Are you talking about the subtle color variance on butt welded tig seams? That is caused by the tig welded seam tempering at a different temperature than the surrounding metal. Or atleast thats the answer Fay Butler gave me when i posed him the question.