Introduction:
Engineering materials, material classifications, mechanical, thermal, electrical, magnetic ,chemical, optical and physical properties of materials, effects of alloying elements on properties of steel, carbon steel, low alloy steels, stainless steel, tool steels and die steels. Alloys of Ni, Al, Cu, Mg; properties and their applications. Recrystallization temperature, their effect on the properties of materials.
Ceramic Materials:
Introduction, nature of ceramic materials, types, products, properties developments in ceramics.
Glass:
Introduction, composition, structure, types of glass and their properties, use of glass, fracture in glass.
Rubber:
Introduction, characteristics of rubbers, structure of elastomers, types of elastomers, vulcanization of rubber, uses of rubber and applications.
Plastics Materials:
Introduction, definition and concept, properties of plastics, thermoplastics, thermosetting plastics, deformation of plastics, plastic alloys.
Fundamentals of composites:
Need for composites – Enhancement of properties -classification of composites – Matrix-Polymer matrix composites (PMC), Metal matrix composites (MMC), Fibre reinforced composites, Applications of various types of composites.
Polymer Matrix Composites Polymer matrix resins:
Thermosetting resins, thermoplastic resins – Reinforcement fibres – various types of fibres. Fibre reinforced plastics (FRP), Glass fibre reinforced plastics (GRP).
Ceramic Matrix Composites:
Engineering ceramic materials – properties – advantages – limitations – Monolithic ceramics -Need for CMC – Ceramic matrix - Various types of Ceramic Matrix composites- oxide ceramics – non-oxide ceramics – aluminium oxide – silicon nitride – reinforcements – particles- fibre whiskers. Sintering - Hot pressing – Cold isostatic pressing (CIPing) – Hot isostatic pressing (HIPing).
Advances in Composites:
Carbon/carbon composites – Advantages of carbon matrix – limitations of carbon matrix Carbon fibre –
Heat treatment and surface treatment:
Heat treatment of steel – Annealing, Normalizing, Hardening and tempering with their types and application to automotive components,
Surface Hardening Techniques:
Induction, flame and chemical hardening, a coating of wear and corrosion resistance, Electroplating, Phosphating, Anodizing, hot dipping, thermal spraying, hard facing and thin film coatings.
Selection of materials:
Factors affecting the selection of materials, Cryogenic wear, corrosion, fatigue, creep and oxidation resistance application. Criteria of selecting materials for automotive components viz cylinder block, Cylinder head, piston, piston ring, Gudgeon pin, connecting rod, crank shaft, crank case, cam, cam shaft, engine valve, gear wheel, clutch plate, axle, bearings, chassis, spring, body panel - radiator, brake lining etc. Materials for heavy-duty vehicles: special alloys, plastics, seat fabrics and materials for bumpers.