problem 1:

Illustrate the different types of welding electrodes employed in arc welding process.

problem 2:

Illustrate the function of the electrode coating.

problem 3:

How does the weld capability of steel changes as the steel carbon content raises? Why?

problem 4:

Illustrate the factors which are responsible for high quality welds in welding stainless steels?

problem 5:

Illustrate in detail the causes and remedies for over lapping in welds?

problem 6:

On what factors do the strength and other mechanical properties of the joint effects in the adhesive bonding?