Transcription of Lecture 1 Corrosion: Introduction Definitions and Types
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Lecture 1: corrosion : Introduction Definitions and Types NPTEL Web Course 1 Course Title: Advances in corrosion Engineering Course Co-ordinator: Prof. K. A. Natarajan, IISc Bangalore Lecture 1 corrosion : Introduction Definitions and Types Keywords: Definition of corrosion , corrosion Types , Environment. corrosion can be viewed as a universal phenomenon, omnipresent and omnipotent. It is there everywhere, air, water, soil and in every environment, we encounter. There is no single figure for loss to the nation due to corrosion . It can be a minimum of of the nation s GDP.
treatment Intergranular corrosion Corrosion Dealloying corrosion Cracki Corrosion with a mechanical component Erosion corrosion Fretting corrosion Cavitation and water ... strong acids, sulfide environment - preferential dissolution of copper or silver. Cupro-nickel alloys in condenser tubes-denickelisation.
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