Rework and scrap are two of the biggest hidden drains on profits in fabrication shops. A weld defect that could have been fixed in minutes at the booth often ends up costing hours once it reaches paint or final inspection. The truth is, most rework and scrap are preventable with better procedures, joint prep, in-process checks, and targeted training. This article breaks down the root causes of welding rework and shares five proven ways to stop it before it starts. Implementing even a few of these practices can drastically cut costs and improve customer confidence.