Originally Posted by
estasnyc
Wen to a local welder, who apparently works on iron fencing among other things from the looks of his shop, and he arc-welded in less than 30 seconds - for $5
Come see what a $5 weld will get you
Since that's a mild steel stamped dropout you will likely be O.K. It may last forever. Then again, don't be too shocked if it cracks again right in the same spot. That's a lot of heat in a very small area and without heat treatment it just might crack... or not.