Hi! This is John on behalf of expertvillage.com.
In this video clip, I will be talking about cleaning the weld bead. One of the best ways
to tell if you have made a good weld, is to clean off the slag coating that is covering
your weld. Again with arc welding, the electrode leaves this slag coating on top to help protect
the weld, so I am going to just take a chipping hammer and I am going to hit the slag. If
the slag comes off easily, that means I made a good weld. If I really have to pound at
the slag to get it off, that means I might need to practice a little more. Once you have
knocked the slag coating off, you can take a wire brush and clean it and then inspect