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Material Science and Metallurgy- BE03000221


Syllabus GTU PYQ Papers  IMP Question Bank/Paper Solution  Study Material: Assignment/Video Lectures


Syllabus Detail

*AY-Academic Year*

New Syllabus (AY-2024-25)

Old Syllabus (AY-2018-19)

What’s Changed?

GTU Winter Exam Previous Year Question Papers

Winter-2025

Winter-2022 TO 2025 (3131904)

GTU Summer Exam Previous Year Question Papers

Summer-2026

Summer-2023 TO 2026 (3131904)

Important Question Bank 

 Everything you need to get started with exam preparation.


Compiled GTU Question Papers: S22 to W25 (Question Bank) 3131904

Compiled GTU Question Papers: S22 to W25 (Answer Bank) 3131904

GTU Winter Exam Solved Papers


Winter-2025

GTU Summer Exam Solved Papers

Summer-2025

Study Material: Assignment


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Study Material: Video Lessons & Tutorials

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Subtopic Key Concepts Video Focus Areas
1.1 Classification of Engineering Materials Classification: Metals and Alloys, Ceramics, Polymers, Composites, Semiconductors. Properties and applications of each class.
1.2 Crystal Structures: SC, BCC, FCC & HCP Space lattice, unit cell. Simple Cubic (SC), Body-Centered Cubic (BCC), Face-Centered Cubic (FCC), Hexagonal Close-Packed (HCP). Coordination number (CN), Atomic Packing Factor (APF), Effective number of atoms per unit cell.
1.3 Crystal Planes & Directions Miller indices for planes and directions. Drawing crystal planes and directions in a unit cell.
1.4 Crystal Imperfections (Defects) Point defects: Vacancy, Interstitial, Substitutional. Line defects: Edge dislocation, Screw dislocation. Surface defects: Grain boundaries, Twin boundaries. Volume defects.
1.5 Solidification & Crystallization Nucleation and growth. Grain formation. Dendritic structure.
Subtopic Key Concepts Video Focus Areas
2.1 Introduction to Phase Diagrams Phase: Definition. Phase diagram: Graphical representation of phases present at equilibrium. Gibbs Phase Rule: F = C - P + 2. Solid solution: Substitutional, Interstitial.
2.2 Isomorphous Phase Diagram Complete solubility in liquid and solid states. Lever rule: Determination of phase composition and weight fractions.
2.3 Eutectic Phase Diagram Eutectic reaction: Liquid → α + β. Eutectic point, eutectic composition, eutectic temperature.
2.4 Eutectoid Phase Diagram (Iron-Carbon Diagram) Iron-Carbon phase diagram (up to 6.67% C). Phases: Ferrite (α), Austenite (γ), Cementite (Fe₃C). Eutectoid reaction: Austenite → Pearlite (Ferrite + Cementite). Critical temperatures (A₁, A₃, A₍).
2.5 Microstructure of Steels & Cast Irons Microstructures: Pearlite, Bainite, Martensite, Spheroidite, Ledeburite, etc. Identification through micrographs.
Subtopic Key Concepts Video Focus Areas
3.1 TTT Diagrams Time-Temperature-Transformation (TTT) diagram. Construction and interpretation. Isothermal transformation.
3.2 Annealing Annealing: Full annealing, Process annealing, Spheroidizing, Stress-relief annealing. Purpose: Softening, improving machinability, relieving stresses.
3.3 Normalizing Normalizing: Heating above the upper critical temperature, holding, and cooling in air. Purpose: Refining grain size, producing uniform structure.
3.4 Hardening (Quenching) Hardening: Heating above the upper critical temperature, holding, and rapid cooling (quenching). Quenching media: Water, Oil, Brine. Formation of Martensite.
3.5 Tempering Tempering: Reheating hardened steel to a temperature below the lower critical temperature, holding, and cooling. Purpose: Reducing brittleness, improving toughness.
3.6 Hardenability & Jominy Test Hardenability: The ability of steel to be hardened by quenching. Jominy end-quench test: Determining hardenability. Effect of varying section size.
3.7 Surface Hardening Case hardening: Carburizing, Nitriding, Cyaniding. Flame hardening, Induction hardening.
3.8 Heat Treatment of Non-Ferrous Alloys Precipitation hardening (age hardening): Solution treatment, quenching, aging.
Subtopic Key Concepts Video Focus Areas
4.1 Ferrous Metals: Steels & Cast Irons Classification of steels: Low carbon (<0.25% C), Medium carbon (0.25-0.6% C), High carbon (0.6-2.0% C). Properties and applications. Alloy steels: Effect of alloying elements (Cr, Ni, Mn, Mo). Cast irons: Gray cast iron, White cast iron, Malleable cast iron, Ductile (nodular) cast iron.
4.2 Non-Ferrous Metals & Alloys Aluminum alloys, Copper alloys (Brass, Bronze), Magnesium alloys, Titanium alloys, Nickel alloys.
Subtopic Key Concepts Video Focus Areas
5.1 Introduction to NDT Definition: Testing without damaging the specimen. Importance in quality control. Classification of NDT methods.
5.2 Liquid Penetrant Test (LPT) Principle: Capillary action. Procedure: Cleaning, penetration, removal, developer application, inspection. Capability and sensitivity.
5.3 Magnetic Particle Test (MPT) Principle: Magnetization, application of magnetic particles, detection of leakage fields. Procedure and sensitivity.
5.4 Ultrasonic Testing (UT) Principle: High-frequency sound waves. Pulse-echo method. Transducers. A-scan, B-scan, C-scan. Capability and sensitivity.
5.5 Radiographic Testing (RT) Principle: X-rays or gamma rays. Film radiography. Defect detection.
5.6 Spark Test Identification of different types of materials through spark testing.
Subtopic Key Concepts Video Focus Areas
6.1 Introduction to Powder Metallurgy Definition: Manufacturing parts from metal powders. Advantages: Near-net shape, control of porosity, etc.
6.2 Steps in Powder Metallurgy Steps: Powder production, Blending/Mixing, Compaction, Sintering, Secondary operations.
Subtopic Key Concepts Video Focus Areas
7.1 Introduction to Corrosion Definition: The destruction of a metal by chemical or electrochemical reaction with its environment. Importance: Economic impact, safety.
7.2 Types of Corrosion Uniform attack, Galvanic corrosion, Crevice corrosion, Pitting corrosion, Intergranular corrosion, Stress corrosion cracking, Corrosion fatigue, Erosion-corrosion.
7.3 Galvanic Corrosion Galvanic series. Electrochemical cell (Anode, Cathode, Electrolyte).
7.4 Corrosion Prevention Design, Material selection, Protective coatings (paints, platings), Cathodic protection (sacrificial anode, impressed current), Inhibitors.
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