Course Details
Subject {L-T-P / C} : MM3109 : Fundamentals of Physical Metallurgy { 3-0-0 / 3}
Subject Nature : Theory
Coordinator : Prof. Anindya Basu
Syllabus
Concept of of phase transformation. Major types of phase transformation.
Allotropy of Iron and Fe-C system, TTT and CCT Diagrams, Functions of alloying elements in steel, basics of Pearlitic, Bainitic and Martensitic Transformations. Formation of Austenite, Importance of Austenite Grain size.
Pearlitic transformation, Factors influencing pearlitic transformation, Mechanism of transformation, Nucleation and growth.
Bainitic transformation: Mechanism of transformation, Nucleation and growth, Orientation relationships, Surface relief.
Martensitic transformation: Characteristics of transformation, Thermodynamics and kinetics, Nucleation and growth, Morphology, Crystallography.
Heat treatment of steels: annealing, normalizing, patenting, austempering, hardening, tempering. Surface heat treatment of steels. Industrial practices.
Age hardening: mechanism and elated heat treatment.
Course Objectives
- Characteristics of different phase transformation and how these characteristics can be controlled to design the desired microstructure.
Course Outcomes
CO1: Understanding of different types of solid-state phase transformations <br />CO2: Study of TTT diagram and alloying elements of steel <br />CO3: Understanding of different types of phase transformations of steel <br />CO4: Study of different heat treatment cycles and their obtained property <br />CO5: Understanding of precipitation strengthening <br />CO6: Study of recrystallization, recovery, and grain growth
Essential Reading
- Vijendra Singh, Physical Metallurgy, Standard Publisher , For phase transformation and heat treatment of steel
- R. E. Reed-Hill, Physical Metallurgy Principles, East-West Press , For rest part
Supplementary Reading
- D. A. Porter and K E Easterling, Phase Transformations in Metals and Alloys, CRC Press , For in depth study
- S. H. Avner, Introduction to Physical Metallurgy, Tata MeGraw-Hill