Surface Engineering


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Introduction tribology, surface degradation, wear and corrosion, types of wear, adhesive, abrasive, oxidative, corrosive, erosive and fretting wear, roles of friction and lubrication- overview of different forms of corrosion


Chemical and electrochemical polishing, significance, specific examples, chemical conversion coatings, phosphating,   chromating,  chemical colouring,  anodizing of aluminium alloys, thermochemical processes -industrial practices 


Surface pre-treatment,  deposition of  copper, zinc, nickel and chromium - principles and practices,  alloy plating, electrocomposite plating, properties of electro deposits, electroless, electroless composite plating; application areas,  properties.


Definitions and concepts,  physical vapour deposition (PVD), evaporation, sputtering, ion plating, plasma nitriding, process capabilities,  chemical vapour deposition (CVD), metal organic CVD, plasma assisted  CVD.


Thermal spraying, techniques, advanced spraying techniques - plasma surfacing,  detonation gun  and   high velocity oxy-fuel processes, laser surface alloying, laser cladding, specific industrial applications, tests for assessment of wear  and corrosion


1.       Sudarshan T S, ‘Surface modification technologies - An Engineer’s guide’,  Marcel Dekker,  Newyork, 1989

2.      Varghese C.D, ‘Electroplating and Other Surface Treatments - A Practical Guide’, TMH, 1993