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NME-101/201: Basic Manufacturing Processes

Unit-I 

Engineering Materials Materials and Civilization, their socio economic impact. Engineering Materials their classification and applications. 1 Metals & Alloys: Properties and Applications Mechanical Properties of Materials: Strength, elasticity, plasticity, stiffness, malleability, ductility, brittleness, malleability, toughness, hardness, resilience, hardness, machine ability, formability, weld ability. Elementary ideas of fracture fatigue & creep. 2 Steels and Cast Irons: Carbon steels, their classification based on percentage of carbon as low, mild, medium & high carbon steel, their properties & applications. Wrought iron. Cast iron. Alloy steels: stainless steel, tool steel. 2 Alloys of Non Ferrous Metals: Common uses of various non-ferrous metals (Copper, Zink, Tin, Magnesium, Lead, Aluminum etc.) & alloys and its composition such as Cu-alloys: Brass, Bronze, Alalloys. 2

Unit-II

Basic Metal Forming & Casting Processes. Forming Processes: Basic metal forming operations & uses of such as: Forging, Rolling, Wire & Tubedrawing/making and Extrusion, and their uses. Press-work: Die & Punch assembly, cutting and forming, its applications. Hot-working versus cold-working 4 Casting: Pattern: Materials, types and allowances. Type and composition of Molding sands and their desirable properties. Mould making with the use of a core. Gating system. Casting defects & remedies. Cupola Furnace. Die-casting and its uses. 3

Unit-III

Machining and Welding Operations and their Applications Machining: Basic principles of Lathe-machine and operations performed on it. Basic description of machines and operations of Shaper-Planer, Drilling, Milling & Grinding. 4 Welding: Introduction, classification of welding processes. Gas-welding, types of flames and their applications. Electric-Arc welding. Resistance welding. Soldering & Brazing processes and their uses. 3

Unit-IV

Misc. Topics/ Processes Heat Treatment Processes: Introduction to Heat- treatment of carbon steels: annealing, normalizing, quenching, tempering and case-hardening. Manufacturing Establishment: Plant location. Plant layout–its types. Types of Production. Production versus Productivity. 1 Non-Metallic Materials: Common types & uses of Wood, Cement-concrete, Ceramics, Rubber, Plastics and Composite-materials. 3 Misc. Processes: Introduction to Galvanizing and Electroplating. 1

Reference Books:

1. "Processes and Materials of Manufacture", Lindberg, PHI 2. "Manufacturing Engineering And Technology", Kalpakjian and Schmid, Pearson 3. "Manufacturing Processes", Kalpakjian and Schmid, Pearson 4. "Manufacturing Processes", H. N .Gupta, R. C. Gupta, Arun Mital, New Age