Does the welding repair work has a lot of scope in the future.

No doubt the welding work has a lot of scope in the future. This industry is one of the best-skilled trades in the trade industry. There are likely many welders employed doing maintenance and repair welding than in any other industry. This is because the work done in the primary metal industry is mainly maintenance and repair. Welding repair has prime importance..

https://ptt.edu/blog/guide-to-welding-repair-and-maintenance/