To grind or not to grind? What a question! It all depends on what you’re really trying to show, and in the case of welded joints, I often want to prove the integrity of the weld. My ground-back ...

For a strong weld, clean the metal with a degreaser. Next, grind or file a slight bevel along the edges you're welding. This ensures the weld penetrates as deeply as possible and countersinks it ...