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] Question 13 [15] 13.1 Give a classification of the graphite fake morphology (type A-E) and briefy discuss each type. 13.2 From the images below classify each image by the type they fall under