Personal Information
Rajakumar S

Department of Manufacturing Engineering, Annamalai University, Chidambaram, Tamilnadu, India

Rajakumar S
Educations
From 1993 to 1997, B.E (Mechanical and Production Engineering) , India
From 2000 to 2002, M.E (Production Engineering) , India
From 2006 to 2011, Ph.D (Manufacturing Engineering) , India
Work Experiences
From 03/2004 to Till date, Assistant Professor , Annamalai University
Projects
From 04/2013 to 04/2016, DEVELOPING PROCESSING MAPS FOR DIFFUSION BONDING OF HIGH MELTING TEMPERATURE DISSIMILAR MATERIALS , To develop a processing maps for high melting temperature dissimilar materials
From 06/2013 to 06/2016, STRESS CORROSION CRACKING BEHAVIOR OF FRICTION STIR WELDED AA 7075 ALUMINIUM ALLOY , To study the stress corrosion cracking behavior of friction stir welded aluminium aerospace aluminium alloy
From 05/14 to 05/16, FRICTION SURFACING FOR ENHANCED SURFACE PROTECTION OF MARINE ENGINEERING COMPONENTS , To improve and modify the surfaces of naval grade nickel aluminium bronze materials by friction surfacing
Speciality
Materials Joining and Surface Engineering
Journal Articles
Optimization of the friction-stir-welding process and the tool parameters to attain a maximum tensile strength of AA7075-T6 aluminium alloy, International journal of Engineering Manufacture (Sage publication), 2010, Vol.224 , 1175-1191,S.Rajakumar C.Muralidharan and V.Balasubramanian
Influence of friction stir welding process and tool parameters on strength properties of AA7075-T6 aluminium alloy joints. Materials and Design, (Elsevier). 32,2,2011,535-549, S.Rajakumar C.Muralidharan and V.Balasubramanian
Establishing empirical relationships to predict grain size and tensile strength of friction stir welded AA6061-T6 aluminium alloy joints. Transaction of non-ferrous alloys of china, (Elsevier)., 20, 9,2 010, 1863-1872, S.Rajakumar C.Muralidharan and V.Balasubramanian
Predicting tensile strength, hardness and corrosion rate of friction-stir-welded AA6061-T6 aluminium alloy joints. Materials & Design, (Elsevier).,32,5,2011, 2878-2890. S.Rajakumar C.Muralidharan and V.Balasubramanian
Response surfaces and sensitivity analysis for friction stir welded AA6061-T6 aluminium alloy joints. International Journal of Manufacturing Research, (Inderscience). 6, 3, 2011, 215-235. S.Rajakumar C.Muralidharan and V.Balasubramanian
Optimization and sensitivity analysis of friction stir welding process and tool parameters for joining AA1100 aluminium alloy. International Journal of Microstructure & Materials Properties (Inderscience). 6, 12 2008, 286-296, S.Rajakumar C.Muralidharan and V.Balasubramanian
Correlation between weld nugget grain size, weld nugget hardness and tensile strength of friction stir welded commercial grade aluminium alloy joints. Materials & Design, (Elsevier)., 34,2012, 242-251, . S.Rajakumar and V.Balasubramanian
Statistical analysis to predict grain size and hardness of the weld nugget of friction-stir-welded AA 6061-T6 aluminium alloy joints. International Journal of Advanced Manufacturing Technology (Springer). 57, 1-4, 2011, 151-165. . S.Rajakumar C.Muralidharan and V.Balasubramanian
Developing empirical relationships to predict grain size and hardness of the weld nugget of friction stir welded AA7075-T6 aluminium alloy joints Experimental Techniques (Blackwell-Wiley). 34, 4, 2011, 554-558. S.Rajakumar C.Muralidharan and V.Balasubramanian
Multi-Response Optimization of Friction-Stir-Welded AA1100 Aluminum Alloy Joints. International Journal of Materials Engineering Performance, 21,6,2012, 809-822. S.Rajakumar and V.Balasubramanian
Developing empirical relationships to predict grain size and tensile strength of friction stir welded AA7075-T6 aluminium alloy joints. International Journal of Materials and Manufacturing processes, (Taylor and Francis)., 27, 1, 2012, 78-83, . S.Rajakumar C.Muralidharan and V.Balasubramanian
Establishing relationships between mechanical properties of aluminium alloys and optimized friction stir welding process parameters, Materials & Design (Elsevier)., 40, 2012, 17-35, S.Rajakumar and V.Balasubramanian
Optimising diffusion bonding parameters to maximize the strength of AA6061 aluminium and AZ31B magnesium alloy joints. Materials & Design, (Elsevier).33, 2012, 31-41, M. Joseph Fernandus T. Senthilkumar V. Balasubramanian and S. Rajakumar
Prediction and optimization of pulsed current tungsten inert gas welding parameters to attain maximum tensile strength in AZ61A magnesium alloy, Materials & Design, (Elsevier)37, 2012, 334-348. A. Razal Rose K. Manisekar V. Balasubramanian, S. Rajakumar
Optimizing Diffusion Bonding Parameters in AA6061-T6 Aluminum and AZ80 Magnesium Alloy Dissimilar Joints, Journal of Materials Engineering And Performance, 21, 11, 2303-2315, M. Joseph Fernandus T. Senthilkumar V. Balasubramanian and S. Rajakumar
Optimizing diffusion bonding Parameters to maximize the strength ofAA6061 aluminium and AZ61A magnesium alloy joints, Journal of experimental Techniques, 38,4,2012,21-36 , M. Joseph Fernandus T. Senthilkumar V. Balasubramanian and S. Rajakumar
Friction stir and pulsed current gas metal arc welding of AZ61A magnesium alloy: A comparative study Materials & Design, 49, 1, 2013, 267-278, S. Rajakumar, V. Balasubramanian, A. Razalrose
Multi-objective optimization of friction stir welding parameters using desirability approach to join Al/SiCp metal matrix composites, Transactions of Nonferrous Metals Society of China,, 23, 4, 2013, 942-955. P. Periyasamy, B. Mohan, V. Balasubramanian, S. Rajakumar, S. Venugopal
Sensitivity analysis of friction stir welding process and tool parameters for joining AA1100 aluminium alloy Journal of Manufacturing Engineering. 5, 2, 2010, 11-117, S.Rajakumar, C.Muralidharan and V.Balasubramanian
Sensitivity analysis of friction stir welding process and tool parameters for joining AA6061 aluminium alloy, Indian Welding Journal, 2, 2, 2010, 32-42. S.Rajakumar, C.Muralidharan and V.Balasubramanian
Establishing empirical relationships to predict grain size and tensile strength of FSW commercial grade aluminium alloy joints, Manufacturing Technology Today, A Nicmap publication, 7, 12, 2011, 3-10 S.Rajakumar, and V.Balasubramanian
Optimization of the face milling process Selection parameter using desirability Technique for Al-Sic composites, Journal of Manufacturing Engineering, 6, 3, 2011, 191-194, Jai Ganesh V and Rajakumar S
Conference Papers
Developing relationships between base metal properties and friction stir welding process and tool parameters, International conference on Innovative Processes for Materials Joining & Surfacing (2010) , Indian Welding Society, Mumbai, 2010, 417-425 S.Rajakumar, C.Muralidharan and V.Balasubramanian
Developing Empirical relationships to predict grain size and tensile strength of friction stir welded AA 7075-T6 aluminium alloy joints, International conference on Innovative Processes for Materials Joining & Surfacing, Indian Welding Society, Mumbai, 2010, 426-436. E.Balamurugan, S.Rajakumar, C.Muralidharan and V.Balasubramanian.
Effect of heat input on microstructure, hardness and tensile properties of friction stir welded AA7075 aluminium alloy joints, International conference on cutting, welding and surfacing (CWS 2011), Coimbatore Institute of Technology (CIT) & IWS, 15-26, S.Rajakumar and V.Balasubramanian
Establishing Relationship between base metal properties and optimized friction stir welding process parameters, 64th IIW Annual Assembly & International Conference, 15-16, S.Rajakumar V.Balasubramanian,
Key Factors Influencing the Mechanical Properties of Electrical Resistance Spot Welded Interstitial Free steel joints, International symposium on joining of materials, welding research institute (WRI), BHEL & IWS, Tiruchirapalli, 24-29, S.Rajakumar V.Balasubramanian,
Modeling and Analysis of Thrust Force in Drilling of GFRP Composites using RSM, International conference on modeling optimization & computing (ICMOC 2012), Noorul Islam University, Kumarakoil, Nagerkovil, 2012, CD-ROM, T.V.Rajamurugan, K.Shanmugam,, S.Rajakumar and K.Palanikumar.
A Comparative Investigation Of Friction Stir and pulsed Current Gas Tungsten Arc Welding characteristics Of AZ61A Magnesium Alloy, International Welding Symposium (IWS 2K12), Indian Welding Society (IWS), Bombay, Oct 30th –1st Nov, 2012,, CD-ROM
Corrosion Behaviour of Friction Stir Welded Aa7075T6 aluminium alloy Joints, Organsised by NACE International CORSYM14, Mumbai, 2014, CD-ROM, P.Prabhuraj, Rajakumar. S and Balasubramanian.V
Multi Response Optimization of Diffusion Bonded Dissimliar of CpTi and AA7075 Joints, International conference on IC2014, New Delhi, 2014, CD-ROM, Vignesh. S, Rajakumar. S* and Balasubramanian.V
Effect of heat input on microstructure, hardness and tensile properties of friction stir welded AA6061-T6 aluminium alloy joints , National welding seminar on welding science and technology in the present global business environment, 2010, 41-46, S.Rajakumar C.Muralidharan and V.Balasubramanian.
Friction stir welding of aluminium alloys, National Workshop on Environmentally Cleaner Welding Process, Indian Welding Society (IWS) Annamalai University, 2009,72-83, S.Rajakumar C.Muralidharan and V.Balasubramanian.
3Optimization of process and tool parameters for friction stir welding of aluminium alloys , National conference on Recent Advances in Welding. PESIT and IWS, Bengalooru, 2009, 2.91-2.96.
Understanding the effect of resistance spot welding process parameters on weld quality of if steel joints, National Welding Seminar (NWS-2012), Bhilai, 2012, 45-53, S.Rajakumar, .A.K.Lakshminarayanan and V.Balasubramanian.
Predictions of the optimized pulsed current gas metal arc welding process parameters to attain maximum tensile strength of ferritic stainless steel joints using RSM, National Conference on Advanced Materials and Processing Technologies-AMPT 2012, PRIST University, Thanjavur, 2012, CD-ROM
An Experimental Investigation on Drilling of GFR Polyester Composites Using Brad And Spur Tool, National Conference on Advanced Materials and Processing Technologies-AMPT 2012, PRIST University, Thanjavur 2012, CD-ROM, T.V.Rajamurugan, K.Shanmugam, S.Rajakumar, Vaibhav anand and A.Vinoth
Developing Processing Maps For Diffusion Bonding of Commercially Pure Titanium And High Strength Aluminium Dissimilar Joints, Recent Trends in Welding Technology and Non-Destructive Testing (NDT), Coimbatore Institute of Technology jointly with the Indian Welding Society, Coimbatore, 20, 21 September 2013, CD-ROM, Vignesh. S, Rajakumar. S* and Balasubramanian.V
Stress Corrosion Cracking of High Strength Heat Treatable 7xxx Aluminum Alloy, National Conference on Recent Advances In Welding And Surface Engineering-2014 [Rawse’14]. Annamalai University 2014, 31, P.Prabhuraj, Rajakumar. S and Balasubramanian.V
Examination Of Welding Parameters For Strength Analysis In Friction Welding, National Conference on Recent Advances In Welding And Surface Engineering-2014 [Rawse’14], Annamalai University 2014, 61, R.Praveen, T.Rajasekaran, S.Rajakumar, and V.Balasubramanian
Effect of welding process parameters on tensile strength and microstructure on stainless steel dissimilar joints, National Conference on Recent Advances In Welding And Surface Engineering-2014 [Rawse’14]. Annamalai University, 2014, 60, B.Mohanaruban, T.Rajasekaran, S.Rajakumar, and V.Balasubramanian
Effect of Heat Input On Microstructure and Mechanical Properties of Friction Stir Welded AA1100 Aluminium Joints, National Conference on Recent Advances In Welding And Surface Engineering-2014 [Rawse’14]. Annamalai University, 2014,19, K.Dheenadayalan, Rajakumar. S and Balasubramanian.V
CFD Based analysis of kinetic energy and flow distribution in the corrugated plate heat exchanger, Organsized by Department of Mechanical Engineering and Technology. Dindugul, 2014, CD-ROM, P.Prabhuraj, Rajakumar.
Invited Talks
Delivered special lecture on “Welding of Aluminium alloys” TEQIP sponsored faculty programme held at ANNA UNIVERSITY,Tiruchirapalli on 05th Aug, 2013
Delivered an Invited lecture on “Friction stir welding of high strength aluminium alloys” at National Engineering College, Kovilpatti.
Presented special lecture on “Recent Advancements in Welding” at Vellammal Engineering College, Chennai on 01st Oct 2013.
Delivered key note lecture on”Joining of Exotic Materials By Solid State and Conventional Welding Processes” at 3rd Intenational Conference on Welding Technologies and Exhibition (ICWET’14) organized by welding technology society, Celal Bayar University and Gazi University, Manisa, Turkey on 21-23 May 2014.
Delivered a special lecture on “Joining of Aluminium Alloys by Friction Stir Welding Process” ISTE sponsored staff development programme on Advancement in Welding Process and Inspection Techniques organised by acharya college of engineering, villiayanur, puducherry 02.06.2014 to 06.06.2014
ADDRESS
Science Publishing Group
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Tel: (001)347-983-5186