UNIT- I Alloys and Phase Diagrams Constitution of ailoys - Solid solutions, substitutional and interstitial - phase diagrams, Isomorphous, eutectic, eutectoid, peritectic, and peritectoid reactions, Iron - carbon equilibrium diagram. Classification of steel and cast Iron microstructure, properties and application. (Chapters - ι, 2, 3) UNIT - II Heat Treatment Definition - Full annealing, stress relief, recrystallisation and spheroidising - normalising, hardening and Tempering of steel. lsothermal transformation diagrams - cooling curves superimposed οη Ι.Τ. diagram CCR - Hardenability, Jominy end quench test - Austempering, martempering- case hardening, carburizing, Nitriding, cyaniding, carbonitriding- Flame and lnduction hardening - v'acuum and Plasma hardening. (Chapters - 4, 5) UNIT- III Ferrous and Non-ferrous Metals Effect of alloying additions οη steel- and stabilisers- stainless and tool steels - HSLA, Maraging steels - Cast lron - Grey, white, malleable, spheroidal - alloy cast irons, Copper and copper ailoys - Brass, Bronze and CupronicRel - Aluminium and AI-Cu - precipitation strengthening treatment - Bearing alloys, Mg-aIIoys, Ni-based super alloys and Titanium alloys. (Chapters - 6, 7) UNIT - IV Non-metallic Materials Polymers - types of polymer, commodity and engineering polymers - Properties and applications of various thermosetting and thermoplastic polymers (ΡΡ, PS, Pv'C, ΡΜΜΑ, PET,PC, ΡΑ, ABS, ΡΙ, ΡΑΙ, ΡΡΟ, PPS, ΡΕΕΚ, PTFE, Polymers- Urea and Phenol formaldehydes} Engineering Ceramics - Properties and applications of ΑΙ203• SiC, Si3N4, PSZ and SIALON -Composites-Classifications- Metal Matrix and FRP -Applications of Composites. (Chapter- 8) UNIT -V Mechanical Properties and Deformation Mechanisms Mechanisms of plastic deformation, slip and twinning- Types of fracture- Testing of materials under tension, compression and shear loads - Hardness tests (Brinell, v'icRers and RocRwell), hardness tests, Impact test Izod and charpy, fatigue and creep failure mechanisms. (Chapters - 9, 10)
