engineering recuitment AAI JE Technical Mock Test 2020-21 Production Engineering (Manufacturing) Joining Welding
Within the Heat Affected Zone (HAZ) in a fusion welding process, the work material undergoes
1
Microstructural changes but does not melt
2
Neither melting nor microstructural changes
3
Both melting and microstructural changes after solidification
4
Melting and retains the original microstructure after solidification