Mechanical Engineering Materials for MSBTE I Scheme (III - ME - 22343)

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Unit - I Basics of Engineering Materials 1.1 Classification of engineering materials. 1.2 Crystal structure, Unit cell and space lattice 1.3 Microstructure, types of microscopes. 1.4 Sample preparation, etching process, types of etchant. 1.5 Properties of metals, Physical Properties, Mechanical Properties. 1.6 Hardness testing procedure on Brinell and Rockwell tester. Unit - II Steel and its Alloys 2.1 Concept of phase, pure metal, alloy and solutions. 2.2 Iron Carbon Equilibrium diagram various phases i) Critical temperatures and significance ii) Reactions on Iron carbon equilibrium diagram. 2.3 Broad classification of steels, i) Plain carbon steels : Definition, Types and Properties, Compositions and applications of low, medium and high carbon steels. ii) Alloy Steels : Definition and Effects of alloying elements on properties of alloy steels. iii) Tool steels : Cold work tool steels, Hot work tool steels, High Speed Steels (HSS) iv) Stainless Steels : Types and Applications v) Spring Steels : Composition and Applications vi) Specifications of steels and their equivalents. 2.4 Steels for following : Shafts, axles, Nuts, Bolts, Levers, crank shafts, camshafts, Shear blades, agricultural equipments, house hold utensils, machine tool beds, car bodies, Antifriction bearings and gears. Unit - III Cast Iron 3.1 Types of cast irons as white, gray, nodular, malleable. 3.2 Specifications of cast Iron. 3.3 Selection of appropriate cast iron for engineering applications. 3.4 Designation and coding (as per BIS, ASME, EN, DIN, JIS) of cast iron, plain and alloy steel. Unit - IV Non - ferrous Metals and Alloys 4.1 Copper and its alloys - brasses, bronzes Chemical compositions, properties and applications. 4.2 Aluminium alloys - Y - alloy, Hindalium, duralium with their composition and Applications. 4.3 Bearing materials like white metals (Sn based), aluminium bronzes. Porous, Self lubricating bearings. Unit - V Non - metallic and Advanced Materials 5.1 Polymeric materials i) Polymers - types, characteristics ii) Properties and uses of Thermoplastics, Thermosetting Plastics and Rubbers. 5.2 Thermoplastic and Thermosetting Plastic materials. 5.3 Characteristics and uses of ABS, Acrylics, Nylons and Vinyls, Epoxides, Melamines and Bakelites 5.4 Rubbers : Neoprene, Butadiene, Buna and Silicons - properties and applications. 5.5 Ceramics - types of ceramics, properties and applications of glasses and refractories. 5.6 Composite Materials - Properties and applications of Laminated and Fibre reinforced materials. 5.7 Advanced Engineering Materials - Properties and applications of Nano materials and smart materials. Unit - VI Heat Treatment Processes 6.1 Annealing : Purposes of annealing, Annealing temperature range, Types and applications. 6.2 Normalizing : Purposes of Normalizing, Temperature range, Broad applications of Normalizing. 6.3 Hardening : Purposes of hardening, hardening temperature range, application 6.4 Tempering : Purpose of tempering, Types of tempering and its applications. 6.5 Case Hardening methods like Carburizing, Nitriding and Cyaniding. 6.6 Heat treatment Furnaces - Muffle, Box type

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Author: [M.W.Ingole,Keshav Arote,Dhananjay Dhondge] Pages: 120 Edition: 2018 Vendors: Technical Publications