ML3024 Making and Metallurgy of Stainless Steels Syllabus:
ML3024 Making and Metallurgy of Stainless Steels Syllabus – Anna University Regulation 2021
COURSE OBJECTIVES:
The main learning objective of this course is to prepare the students for:
1. Gaining a comprehensive knowledge on various aspects of Stainless steel making, metallurgy, Properties and its applications.
2. Acquiring knowledge on the classification of stainless steels and their properties.
3. Knowing the importance of use of stainless steels in various fields of technology.
4. Discussing the effect of how the composition and heat treatments affect the characteristics and corrosion behaviour of stainless steels.
5. Having a thorough knowledge on the numerous applications and importance of stainless steels.
UNIT I HISTORY AND EVOLUTION OF STAINLESS STEEL
Essential elements, evolution, development of alloys, selection of Stainless steels, Recent processing enhancements. Some Metallurgical Principles.
UNIT II CLASSIFICATION OF STAINLESS STEELS
Wrought and Cast Stainless steels – Ferritic, Martensitic, Austenitic, Cr-Ni-Mo Stainless steels, Precipitation Hardened, Duplex, Heat Resistant, Abrasive and Wear resistant steels-Composition, Metallurgy, Properties, Phase Diagrams, Fretting and Galling, Welding and Weldability of Stainless steels.
UNIT III MELTING AND SECONDARY REFINING OF STAINLESS STEELS
Raw Materials selection, Melting Furnaces (EAF, EIF), melt treatment, Continuous casting, secondary refining –AOD, VOD, IOC converters processing, advantages and limitations.
UNIT IV CORROSION BEHAVIOUR OF STAINLESS STEELS
Atmospheric, aqueous, stress corrosion, cracking and Hydrogen Embrittlement, High Temperature corrosion, Corrosion of Cast stainless steels, PREN Index, Corrosion rate estimations- ASTM Practices.
UNIT V APPLICATIONS OF STAINLESS STEELS
Architecture and construction, Automotive and Marine systems, Petroleum, Chemical, Pulpand Paper Industries applications.
TOTAL: 45 PERIODS
COURSE OUTCOMES:
Upon completion of the course, the Students will be able to:
1. Recall the essential elements responsible for the unique properties of stainless steels and basic metallurgical principles involved.
2. Classify the various types of stainless steels based on the microstructure and the effect of microstructure on the properties of stainless steels.
3. Explain the production methodology of stainless steel making and the influence of the process on the quality of the stainless steel.
4. Interpret the results of corrosion testing and PREN index and understand the influence of the various environmental factors on the corrosion of stainless steels.
5. Identify the suitable stainless steel material for a given application.
TEXT BOOKS
1. John C. Lippold, Damien J. Kotecki, “Welding Metallurgy and Weldabiiity of Stainless steels”, Wiley and Sons, Edition 2005
2. Jonathan Beddoes, J. Gordon Parr, “Introduction to Stainless Steels”,ASM International, 2000
3. Joseph R. Davis , “STAINLESS STEELS”, ASM International, 3rd print,–1999
REFERENCES
1. Donald Peckner, Irving Melvis Bernstein , “Hand Book of Stainless steels”, McGraw Hill, 1977.
2. Joseph R.Davis, “Alloy Digest Source Book: Stainless Steels”, ASM International,2000.
3. Michael F. McGuire , “Stainless steels for Design Engineers”, ASM International,2008
4. R.A. Lula, James Gordon Parr , “Stainless steels”, American Society for Metals, 1996.
5. Source book on Stainless steels, American Society for Metals, 1976.