Weldzone Evaluation 
In the high-temperature HAZ, finer grains will be formed.
In which type of welding no filler material is used?
The heat-affected zone width decreases with decreasing heat input.
With the increase of thermal diffusivity width of heat affected zone?
Which of the following welding process have a high heat-affected zone?
Which of the following material has high thermal diffusivity?
The minimum temperature required for recrystallization in pure metals is (Tm is the melting temperature in (K))?
Which of the following welding process have low heat affected zone?
In fusion welding partially melted zone lies between which two microstructural zones?
In base metal or parent metal no microstructural changes take place.