Question 8 Name four different types of steels and for each, cite compositional differences, distinctive properties and typical uses. [16]

Question 9 Define Hardenability. [2]

Question 10 Name and describe four forming operations that are used to shape metal alloys. [8]

Question 11 Name and describe five casting techniques. [10]

Question 12 Illustrate schematically the relation of the various cast iron compositions as a function of C and Si content [05]