Powder Metallurgy and Joining of Metals

Course Name: 

Powder Metallurgy and Joining of Metals (MT362)


B.Tech (MME)




Programme Core (PC)

Credits (L-T-P): 

(3-0-0) 3

Course Outcomes: 

CO1: To acquire knowledge on powder preparation techniques, characterization techniques of powders and application of powder metallurgy
CO2: To attain knowhow about pressure-less and without pressure compaction techniques along with powder sintering
CO3: To understand brazing soldering, solid state, gas and fusion welding processes
CO4: To acquire knowledge on joining of various metals, including dissimilar, under water, cryogenic conditions and vacuum
CO5: To understand welding solidification, weldability etc

Course modules and teaching hours: 

Module 1: (19 hours)
Historical development of Powder Metallurgy, reasons for using powder metallurgy, Metal powder manufacturing techniques and powder characterization, Powder conditioning
Compaction and shaping, Sintering, Sintering atmospheres and equipment Secondary operations, testing, standards and quality controls and Application

Module 2: (9 hours)
Brazing & Soldering, Classification of welding methods; electrodes, gas welding, MMAW, TIG, MIG, EBW, LBW, plasma welding, SAW, ESW, thermit welding, arc characteristics & metal transfer, equipment for welding, friction welding, ultrasonic welding, explosive welding, induction pressure welding, electrical resistance welding, production of tubes, diffusion bonding

Module 3: (5 hours)
Welding of plain carbon steels, alloy steels, stainless steels and tool steels, cast iron and wrought iron, copper, aluminium, magnesium, titanium & super alloys, welding of dissimilar metals, underwater welding, welding in vacuum, welding at low temperature (cryogenic welding), welding in space robotic welding

Module 4: (5 hours)
Solidification, micro & macrostructure, weldability and hardenablity, residual stresses, inspection and testing of welds, design of weldments, numerical problems in welding, use of computers in welding


Powder Metallurgy--Science, Technology & Applications, P. C. Angelo and R. Subramanian, PHI Learning Private Limited, New Delhi, May 2012
Powder Metallurgy Science, Randall M. German, 2nd Edition, USA
Powder Metallurgy -An advanced technique of processing engineering materials, B. K. Dutta, 2bnd edition, PHI Learning Private Limited, Delhi, 2014
An Introduction to Powder Metallurgy, F. Thummler and R. Oberacker, The Institute of Materials, 1993
ASM Handbook, Powder Metallurgy Technologies and Applications, Vol. 7, ASM International, 1998
L. M. Gourd: Principles of Welding Technology, ELBS Longman, 3rd Edition, Viva Books Private Limited, 2008
R.S. Parmer: Welding Processes and Technology, Khanna Publishers, 3rd Edition 2015
Welding Science and Technology, Md Ibrahim Khan, New Age International, 2007


Metallurgical and Materials Engineering

Total teaching hours: 


Contact us

Dr. Ravishankar K. S, Head
Department of MME, NITK, Surathkal
P. O. Srinivasnagar, Mangaluru - 575 025
Karnataka, India.
  • Hot line: +91-0824-2473050

Contact details for Placements and Interships

E.Mail: mme.placementcell@nitk.edu.in

Faculty Co-ordinator: Dr. Saumen Mandal 

Student Co-ordinator: Yoganath P