Technical Papers Presented

Papers presented in International Conferences

1. S.Natarajan & V.Sivan “Polarization studies on low alloy boiler steel (T22) weldments in acid medium”,held at Chennai ,organized by SAEST during Nov 14-16 1989.

2. S.Natarajan & V.Sivan “High Temperature Weldment corrosion in SA 210 Gr Al(carbon steel) used in process and power industries”,held at Baroda during Feb14-15,1991,organized by I.I.M. Baroda Chapter(MICMAP-91)

3. V.Sivan,S.Natarajan & S.Singaravelu “Corrosion behaviour of type 347H austenitic stainless steel weldments in acid medium”,International Conference on Steel and Aluminium Structures (ICSAS- 91), held at Singapore,May 22-24 ,1991,

4. N.Karuppiah,S.John S.Natarajan & V.Sivan “Electrodeposited nickel-cobalt thin films for photothermal conversion of solar energy”Intl Conf on Optical Materials Technology for Energy Efficiency and Solar Energy Conversion held during July 25-26 ,1991, organised by SPIE(U.S.A).

5. L.John Berchmans, N.S.Rangasamy, , S.Venkatakrishna Iyer, S.Natarajan & V.Sivan “Stress corrosion and hydrogen embrittlement susceptibility studies on modified 9 Cr-1 Mo steel weldments in acidic and neutral media”held at CECRI Karaikudi during Feb 10-12,1993.organised by SAEST.

6. S.Natarajan & V.Sivan "Impedance measurements and high temperature weldment Corrosion and its inhibition in 2.25 Cr- 1 Mo low alloy steel used in power plants" International Conference on Corrosion and its Control (CORCON -97), held at Mumbai, Dec.3-6, 1997, organized by NACE India chapter.

7. R.Vaideeswaran, S.Natarajan & V.Sivan "Weldment Corrosion in dissimilar material Incoloy 800 Vs 2.25 Cr- 1 Mo steel used in Process and Power Plants", International Conference on Corrosion and its Control(CORCON -97), held at Mumbai, Dec.3-6, 1997, organized by NACE India chapter.

8. R.Vaideeswaran, S.Natarajan & V.Sivan "Corrosion Studies on Incoloy 825 Weldments used in process and petrochemical industries" held at Chennai during Nov 26-28 1998, organised by SAEST.

9. A.Francis Joseph Arokia Raj, S.Natarajan, V.Sivan & V.Gopalakrishnan, "Microstructural observations and hardness measurements on aluminium coating diffused at high temperatures in stainless steel". Intl. Conf. on Emerging Corrosion Control strategies for the new millennium (GLOCORR-2002) held during Feb. 20 - 22, 2002 at New Delhi, organised by the National Corrosion Council of India.

10. A.Francis Joseph Arokia Raj, S.Natarajan. V.Sivan & V.Gopalakrishnan, "Evaluation of Corrosion and high temperature oxidation resistance of aluminium coating on stainless steel". Intl. Conf. on Emerging Corrosion Control strategies for the new millennium(GLOCORR-2002) held during Feb. 20 – 22, 2002 at New Delhi, organised by National Corrosion Council of India.

11. Joseph Francis Arockiaraj, S.Natarajan, V.Sivan & V.Gopalakrishnan, Corrosion Behaviour of Metallic Coatings on Stainless Steel, presented in 7th International Symposium on Advances in Electrochemical Science and Technology, Chennai Nov. 27-29, 2002 organized by SAEST, Karaikudi.

12. S.John, N.Karuppiah, S.Natarajan & V.Sivan"Structural Analysis and Modelling of Electrodeposited Nickel-Cobalt Selective Black Coating for Solar Thermal Energy Conversion System". Seventh Intl. Symposium on Advances in Electrochemical Science and Technology (ISAEST-VII) held during Nov 27 – 29, 2002 at Chennai, pp H51-H53, organized by SAEST, Karaikudi.

13. S.P.Kumaresh Babu and S.Natarajan, entitled "Influence of heat input on corrosion behaviour of flux cored arc weldments in power plant carbon steel", CORCON 2005 organised by NACE India Section, held at Chennai during Nov. 28-30, 2005.

14. S.Natarajan, Edward kennedy and M.Senthil Kumar, "Surface Modification : A viable alternative to corrosion and wear resistance in automobile components- A critical review", CORCON 2005 organised by NACE India Section, held at Chennai during Nov. 28-30, 2005.

15. S.P.Kumaresh Babu and S.Natarajan, "High temperature weldment corrosion in flux cored arc welded power plant carbon steel with different heat input", OPE 2006, held at Chennai during February 7-9, 2006. * * * * *

Papers presented in National Conferences

1. S.Natarajan, V.Sivan, L.John Berchmans & S.Venkatakrishna Iyer, "Corrosion and anodic passivation of modified 9Cr-1Mo Steel weldments in the acid media" – held at Kalpakkam during 1994, organized by IGCAR, Kalpakkam.

2. R.Vaideeswaran, R.Chandramouli, S.Natarajan & V.Sivan, "Corrosion behavior of dissimilar welded joints in advanced power plant material" – held at New Delhi during May 1995, organized by National Corrosion Council of India (NCCI).

3. S.Natarajan & V.Sivan, "Impedance measurements and high temperature weldment corrosion and its inhibition in 1.0 Cr – 0.2 Mo low alloy steel used in process and power industries" – held at Hyderabad during Sep 17 -19, 1997, organized by the National Corrosion Council of India (NCCI).

4. R.Vaideeswaran, S.Natarajan & V.Sivan, "Corrosion studies on welded joints in X20CrMo V121 material used in power plant" – held at Hyderabad during Sep 17 -19, 1997, organized by National Corrosion Council of India (NCCI).

5. S.Natarajan & V.Sivan, "Influence of induction pressure welding process on corrosion and its inhibition in SA 213 / T11 (1.0Cr – 0.5Mo) low alloy steel used in power plants" – held at Bangalore during Dec 11-13, 1997, organized by IIW, Bangalore branch (NWS – 97).

6. R.Vaideewaran, S.Natarajan & V.Sivan, "Dissimilar weldment corrosion in Incoloy 825 Vs SA516 Gr. 70 material" – held at Bangalore during Dec 11-13, 1997, organized by IIW, Bangalore branch (NWS – 97).

7. R.Vaideeswaran, S.Natarajan & V.Sivan, "Corrosion Studies on Incoloy 800 welds used in power, process and petrochemical industries" - held at Goa during Sep 16-18, 1999, organized NCCI.

8. R.Vaideeswaran, S.Natarajan & V.Sivan, "Effect of surface treatment on corrosion behaviour of dissimilar weldments in 347 H stainless steel and similar materials" – held at Baroda during Dec 14 -15, 2001, organized by IIM, Baroda chapter (NSSS-2001).

9. R.Vaideeswaran, S.Natarajan & V.Sivan, "Corrosion behaviour of friction weldment sin power plant materials and its relation to other welding processes" – held at Coimbatore during Jan 31-Feb 1, 2002, organized by PSG Tech, Coimbatore (NCPM-2002).

10. K.Lakshmi, S.Natarajan & V.Sivan, "Influence of Electropolishing on surface characteristics of Stainless Steel"- held at Coimbatore during Jan 31-Feb 1, 2002, organized by PSG Tech, Coimbatore (NCPM-2002).

11. K.Lakshmi, S.Natarajan & V.Sivan, "Effect of Electropolishing on corrosion and high temperature oxidation behaviour of Stainless Steel"- held at Coimbatore during Jan 31-Feb 1, 2002, organized by PSG Tech, Coimbatore (NCPM-2002).

12. P. Rajesh Anantha Selvan, S.Natarajan, V.Sivan & V.Gopalakrishnan, "Studies on Microstructure and hardness of aluminium coating on mild steel diffused at high temperatures" – held at Ahmedabad during Feb 9-10, 2002, organized by Paint and Coatings Technologists Association of India.

13. P. Rajesh Anantha Selvan, S.Natarajan, V.Sivan & V.Gopalakrishnan, "Effect of aluminium coating on corrosion and high temperature oxidation of mild steel" – held at Ahmedabad during Feb 9-10, 2002, organized by Paint and Coatings Technologists Association of India.

14. P.J.Antony, S.Natarajan & R.Vaideeswaran, "Corrosion and its inhibition in low alloy steel (1.0 Cr – 0.5Mo) induction pressure weldments used in power plants" – held at Tiruchirappalli during Jun 19-20, 2003, organized by Metallurgical Engineering Department, Regional Engineering College, Tiruchirappalli-620015.

15. S.Natarajan and V.Sivan, "Weldment Corrosion and its Control in Power, Process and Petrochemical Plants – R&D efforts at N.I.T. Tiruchirappalli", National Seminar held at IISc, Bangalore during 22-23 July 2004.

16. S. Natarajan, S.P. Kumaresh Babu and A. Dhanamurugan, "Corrosion Behaviour of Gas Metal Arc Weldments in Comparison with Flux Cored Arc Weldments in Power Plant Carbon Steel" held at Chennai during November 14-16, 2005. during NMD-ATM, - organized by IIM.