# GATE Metallurgy Syllabus 2023

GATE Syllabus for Metallurgical Engineering: Metallurgical Engineering is a study of metals, and it also deals with how these metals can be safely transformed into products useful for humanity, such as surgical implants, computer chips and so on. The candidates can choose MT or Metallurgical Engineering as the first or primary paper of the exams conducted by GATE.

Exam authorities will ideally publish the latest GATE Metallurgy Syllabus with the brochure on the official website. Alternatively, for the convenience of the candidates, we have also provided here below in this article the link to access the GATE Syllabus for Metallurgical Engineering.

Please browse through the entire article and find below the latest Metallurgical Engineering Syllabus for the students aspiring to crack the GATE exams.

## GATE Syllabus for Metallurgical Engineering

As per the GATE Metallurgy Syllabus provided, the subject constitutes seven sections: Engineering Mathematics, Metallurgical Thermodynamics, Transport Phenomena and Rate Processes, Mineral Processing and Extractive Metallurgy Physical Metallurgy, Mechanical Metallurgy and Manufacturing Process.

Candidates who aspire to crack the GATE exams are advised to access the GATE Metallurgical Engineering Syllabus 2023 PDF download link and prepare most diligently for the exam. Find the complete information regarding the subject, Metallurgical Engineering and the GATE Exams from the PDF link and the webpage content mentioned below. The Metallurgical Engineering Syllabi for GATE 2023 gives an overview of the topics from which the questions are asked in the exams and the key concepts discussed in it.

### GATE Metallurgy Syllabus 2023

 MT: Metallurgical Engineering Section Section 1: Engineering Mathematics Linear Algebra: Matrices and Determinants, Systems of linear equations, Eigen values and Eigen vectors. Calculus: Limit, Continuity and Differentiability; Partial derivatives; Maxima and minima; Sequences and series; Test for convergence; Fourier series. Vector Calculus: Gradient; Divergence and Curl; Line, Surface and volume integrals; Stokes, Gauss and Greenâ€™s theorems. Differential Equations: Linear and non-linear first order ODEs; Higher order linear ODEs with constant coefficients; Cauchyâ€™s and Eulerâ€™s equations; Laplace transforms; PDEs â€“Laplace, one dimensional heat and wave equations. Probability and Statistics: Definitions of probability and sampling theorems, conditional probability, Mean, median, mode and standard deviation; Random variables; Poisson, normal and binomial distributions; Analysis of experimental data; linear least squares method. Numerical Methods: Solutions of linear and non-linear (Bisection, Secant, Newton- Raphson methods) algebraic equations; integration by trapezoidal and Simpsonâ€™s rule; single and multi-step methods for differential equations. Section 2: Metallurgical Thermodynamics Laws of thermodynamics: First law â€“ energy conservation, Second law – entropy; Enthalpy, Gibbs and Helmholtz free energy; Maxwellâ€™s relations; Chemical potential; Applications to metallurgical systems, solutions, ideal and regular solutions; Gibbs phase rule, phase equilibria, binary phase diagram and lever rule, free-energy vs. composition diagrams; Equilibrium constant, Activity, Ellingham and phase stability diagrams; Thermodynamics of point defects, surfaces and interfaces, adsorption and segregation phenomena. Electrochemistry: Single electrode potential, Electrochemical cells, Nernst equation, Potential-pH diagrams. Section 3: Transport Phenomena and Rate Processes Momentum transfer: Concept of viscosity, shell balances, Bernoulliâ€™s equation, mechanical energy balance equation, flow past plane surfaces and through pipes. Heat transfer: Conduction, Fourierâ€™s Law, 1-D steady state conduction. Convection: Heat transfer coefficient relations for forced convection. Radiation: Black body radiation, Stefan-Boltzman Law, Kirchhoffâ€™s Law. Mass transfer: Diffusion and Fickâ€™s laws, Mass transfer coefficients. Dimensional analysis: Buckingham Pi theorem, Significance of dimensionless numbers. Basic laws of chemical kinetics: First order reactions, reaction rate constant, Arrhenius relation, heterogeneous reactions, oxidation kinetics. Electrochemical kinetics: Polarization. Section 4: Mineral Processing and Extractive Metallurgy Comminution techniques, Size classification, Flotation, Gravity and other methods of mineral beneficiation; Agglomeration: sintering, pelletizing and briquetting. Material and Energy balances in metallurgical processes; Principles and processes for the extraction of non- ferrous metals â€“ aluminium, copper and titanium. Iron and steel making: Material and heat balance in blast furnace; Structure and properties of slags and molten salts â€“ basicity of slags – sulphide and phosphate capacity of slags; Production of metallurgical coke. Other methods of iron making (COREX, MIDRE) Primary steel making: Basic oxygen furnace, process dynamics, oxidation reactions, electric arc furnace. Secondary steel making: Ladle process â€“ deoxidation, argon stirring, desulphurization, inclusion shape control, principles of degassing methods; Basics of stainless steel manufacturing. Continuous Casting: Fluid flow in the tundish and mould, heat transfer in the mould, segregation,inclusion control. Section 5: Physical Metallurgy Chemical Bonding: Ionic, covalent, metallic, and secondary bonding in materials, Crystal structure of solids â€“ metals and alloys, ionic and covalent solids, and polymers. X-ray Diffraction â€“ Braggâ€™s law, optical metallography, principles of SEM imaging. Crystal Imperfections: Point, line and surface defects; Coherent, semi-coherent and incoherent interfaces. Diffusion in solids: Diffusion equation, steady state and error function solutions; Examples- homogenenization and carburization; Kirkendall effect; Uphill diffusion; Atomic models for interstitial and substitutional diffusion; Pipe diffusion and grain boundary diffusion. Phase transformation: Driving force, Homogeneous and heterogeneous nucleation, growth kinetics. Solidification in isomorphous, eutectic and peritectic systems, cast structures and macrosegregation, dendritic solidification and constitutional supercooling, coring and microsegregation. Solid state transformations: Precipitation, spinoidal decomposition, ordering, massive transformation, discontinuous precipitation, eutectoid transformation, diffusionless transformations; Precipitate coarsening, Gibbs-Thomson effect. Principles of heat treatment of steels, TTT and CCT diagrams; Surface hardening treatments; Recovery, recrystallization and grain growth; Heat treatment of cast iron and aluminium alloys. Electronic, magnetic and optical properties of materials. Basic forms of corrosion and its prevention. Section 6: Mechanical Metallurgy Strain tensor and stress tensor, Representation by Mohrâ€™s circle, elasticity, stiffness and compliance tensor, Yield criteria, Plastic deformation by slip and twinning. Dislocation theory: Edge, screw and mixed dislocations, source and multiplication of dislocations, stress fields around dislocations; Partial dislocations, dislocation interactions and reactions. Strengthening mechanisms: Work/strain hardening, strengthening due to grain boundaries, solid solution, precipitation and dispersion. Fracture behaviour, Griffith theory, linear elastic fracture mechanics, fracture toughness, fractography, ductile to brittle transition. Fatigue: Cyclic stress strain behaviour – low and high cycle fatigue, crack growth. Mechanisms of high temperature deformation and failure; creep and stress rupture, stress exponent and activation energy. Section 7: Manufacturing Processes Metal casting: Mould design involving feeding, gating and risering, casting practices, casting defects. Hot, warm and cold working of metals: Metal forming â€“ fundamentals of metal forming processes of rolling, forging, extrusion, wire drawing and sheet metal forming, defects in forming. Metal joining: Principles of soldering, brazing and welding, welding metallurgy, defects in welded joints in steels and aluminium alloys. Powder metallurgy: production of powders, compaction and sintering. Non-destructive Testing (NDT): Dye-penetrant, ultrasonic, radiography, eddy current, acoustic emission and magnetic particle inspection methods.

#### GATE Metallurgical Engineering Marking Scheme 2023

Meanwhile, we have provided here in this article the marking scheme for the GATE MT exam paper. Find also the exam pattern according to the GATE Metallurgy Syllabus 2023 for General Aptitude and Subject marks. The questions for the subject have all been allocated 1 or 2 marks each.

• General Aptitude (GA) of Metallurgical Engineering (MT)â€“15 Marks
• Subject Marksâ€“ 85 Marks
• Total Marks â€“ 100 Marks
• Total Time Allotted in Minutes for the subject â€“180 Minutes

All candidates must download the latest version of the GATE Syllabus for Metallurgical Engineering while preparing for the GATE exams 2023. Additionally, after referring to the GATE syllabus, the candidates have to study thoroughly for the exams with the help of study materials such as the textbooks and GATE previous year question papers.

## Frequently Asked Questions on GATE Metallurgical Engineering Syllabus 2023

Q1

### What constitutes the GATE Metallurgical Engineering Syllabus?

The GATE Metallurgy Syllabus constitutes seven sections: Engineering Mathematics, Metallurgical Thermodynamics, Transport Phenomena and Rate Processes, Mineral Processing and Extractive Metallurgy Physical Metallurgy, Mechanical Metallurgy and Manufacturing Process.
Q2

### How many marks are accounted for from the Subject section of Metallurgical Engineering (MT)?

As per the GATE Syllabus 2023 of Metallurgical Engineering, the subject section of Metallurgical Engineering (MT) accounts for 85 marks in the Question paper.
Q3

### What are the two key topics discussed in Section 2: Metallurgical Thermodynamics of the GATE MT Syllabus 2023?

The two topics discussed under the Section 2: Metallurgical Thermodynamics of the GATE MT Syllabus 2023 are Laws of Thermodynamics and Electrochemistry.

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