MATERIAL SCIENCE all notes

Course Overview

  • Course Code: BMEE209L

  • Course Title: Materials Science and Engineering

  • Instructor: Dr. U. Narendra Kumar, Professor

  • Location: GDN117, VIT - Vellore

Objectives and Learning Outcomes

  • Understanding the correlation between structure-property relationships in materials.

  • Assessing mechanical properties of materials and the mechanisms of strengthening.

  • Gaining insight into advanced materials like polymers, ceramics, and composites along with their applications.

Syllabus Summary

Module 1: Fundamentals of Materials Engineering (3 hours)

  • Historical perspective of materials.

  • Classification of materials, materials tetrahedron.

  • Engineering requirements of advanced and smart materials.

Module 2: Crystallography and Defects (6 hours)

  • Fundamental concepts in crystal geometry.

  • Classification of lattices and crystal structures (Bravais lattice).

  • Defects in crystals: point defects, line defects (dislocations), and characteristics of dislocations.

Module 3: Solidification, Diffusion, and Phase Transformation (8 hours)

  • Nucleation and crystal growth (homogeneous and heterogeneous).

  • Fick's law of diffusion and diffusion mechanisms.

  • Interpretation of phase diagrams, focusing on the Iron-Iron carbide phase diagram.

Module 4: Mechanical Behavior of Materials (7 hours)

  • Hardness testing methods.

  • Tensile properties and impact testing of materials.

  • Ductile vs. brittle fracture, fatigue testing, creep mechanisms.

Module 5: Heat Treatment Processes (7 hours)

  • Principles and techniques for heat treatment.

  • Heat treatment processes: Aging, Quenching, Tempering, and Austempering.

  • Surface hardening processes including Carburizing, Nitriding, and Induction hardening.

Module 6: Metallic Materials (6 hours)

  • Classification of steels: Carbon & alloy steels, tool & die steels, and stainless steels.

  • Properties and applications of cast iron: gray, white, malleable, and ductile cast irons.

Module 7: Non-metallic and Composite Materials (6 hours)

  • Types and applications of ceramics and glasses.

  • Polymers - classifications and applications.

  • Composite materials - classifications and structural properties.

Module 8: Contemporary Issues (2 hours)

Text and Reference Material

  • Main Textbooks:

    1. William D. Callister Jr., et al. Materials Science and Engineering, 10th Ed.

    2. William F. Smith, et al. Materials Science and Engineering, 5th Ed.

  • References:

    1. Michael F. Ashby, Materials Selection in Mechanical Design, 5th Ed.

    2. Donald R. Askeland, Science and Engineering of Materials, 7th Ed.

    3. Raghavan V, Materials Science and Engineering, 6th Ed.

Evaluation Criteria

  • Assessment methods include: CAT, written assignments, quizzes, and FAT.