Department of Mechanical Engineering
SE (2019 Pattern)
Engineering Materials & Metallurgy
Question bank
UNIT-III
1. With neat labels draw Iron Carbon Equilibrium Diagram?
2. Discuss nucleation & crystal growth in solidification of pure metals?
3. What is Equilibrium diagram? With diagram explain three important reactions in Iron
Carbon Equilibrium diagram?
4. Explain Gibbs phase rules for metallurgical application?
5. Discuss Homeothermy rule for substitutional solid solutions?
6. Explain homogenous and heterogeneous nucleation with neat sketches.
7. Draw neat microstructures of the following: i) 0.2% carbon steel, ii) 0.8% carbon steel
iii) 1.2% carbon steel
8. Discuss nucleation & crystal growth in solidification of Alloys?
9. List and explains all critical temperature of Iron Carbon Equilibrium Diagram?
Question bank
UNIT-IV
1. Draw isothermal time temperature transformation diagram? What is the importance of
TTT diagrams in Heat Treatment processes?
2. Define annealing and explain types of annealing?
3. What is retained austenite & how it affects properties of steel? List process to remove
retain austenite
4. What is tempering process? Why tempering is carried out after hardening? List
classification and application of tempering process?
5. Write short note on carburizing and list its applications?
6. Define hardenability? Differentiate between austempering and Martempering with
diagram?
7. Explain the transformation of austenite into pearlite and bainite with neat sketch
8. Differentiate between Carburizing and Nitriding.
9. What is effect of retained Austenite? Explain how retained austenite is eliminated.
Question bank
UNIT-V
1. Write a note on: Classification of steels on the basis of degree of deoxidation.
2. What is IS, AISI and SAE? Explain in detail.
3. Write a short note on Grey Cast Iron and Nodular Cast Iron.
4. Explain classification of Alloying Elements of steel with respect to the relation with
carbon. Give examples for each category.
5. State the composition of the following steel which is specified as per Indian Standard
Designation System: i) T75W18Cr4V1 ii) Fe410K iii) C20 iv) St 310K
v) 80 T11 vi) FeE330
6. Draw the microstructure of Grey Cast Iron, White Cast Iron and Nodular Cast Iron.
7. Discuss effect of alloying elements on steel?
8. Define steel? Explain classification of steel with applications?
9. Write short note on tool steel?
Question bank
UNIT-VI
1. What is additive manufacturing? List few additive manufacturing materials with their
applications?
2. Differentiate between Brass and Bronze?
3. Give typical composition, important properties and applications of Cartridge brass?
4. List important properties of aluminium? Write composition and application of
duralumin?
5. Give typical composition, important properties and applications of Inconel?
6. What properties are required for bearing materials? Give composition of any two non
ferrous alloy used as bearing?
7. Give typical composition, important properties and applications of Muntz metal?
8. Write short note on: Titanium and its alloys.
9. What is age hardening? Explain with example application of age hardening?
