1 . Welding safety/introduction of welder
2 . Welding hand tools
3 . Different are welding process
4 . Electric are welding
5 . Metal joining method
6 . Gas welding
7 . Sub merged, elctosoleg,placma, griction, welding training
8 . Welding positions & welding symbols
9 . Polarity & are blow
10 . Welding mistakes
11 . Distorations in are welding
12 . Pipe welding & development
13 . Brazing & soldering
14 . Coding & electronic
15 . Prehcting & post heading
16 . Different metals welding (ss.brass al) etc..)
16 . Inspection & welder (distanctive & non distrctive)
18 . Welding economics & cost estimating
19. Ig welding, metal transfer & flux core welding
20 .tig welding
21 . Sub merged, elctosoleg,placma, griction, welding trining