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DOI 10.1515/jmsp-2012-0011   J. Manuf. Sci. Prod. 2012; 12(3–4): 181–189 Siva Prasad Kondapalli*, Srinivasa Rao Chalamalasetti, and Nageswara Rao Damera Optimization of Fusion Zone Grain Size, Hardness and Ultimate Tensile Strength of Pulsed Current Micro Plasma Arc Welded Inconel 625 Sheets Using Genetic Algorithm Abstract: Nickel alloys have gathered wide acceptance in the fabrication of components, which require high tem- perature resistance and corrosion resistance, such as metal bellows used in expansion joints in aircraft, aero- space and petroleum

J. Manuf. Sci. Prod., Vol. 12 (2012), pp. 95–103 Copyright © 2012 De Gruyter. DOI 10.1515/jmsp-2012-0006 Study on Effect of Welding Speed on Micro Structure and Mechanical Properties of Pulsed Current Micro Plasma Arc Welded AISI 304L Sheets Kondapalli Siva Prasad,1; Chalamalasetti Srinivasa Rao2 and Damera Nageswara Rao3 1 Assistant Professor, Department of Mechanical Engi- neering, Anil Neerukonda Institute of Technology & Sci- ences, Visakhapatnam, India 2 Associate Professor, Department of Mechanical Engi- neering, AU College of Engineering, Andhra University

DOI 10.1515/jmsp-2012-0031   J. Manuf. Sci. Prod. 2013; 13(1–2): 15 – 23 Kondapalli Siva Prasad*, Chalamalasetti Srinivasa Rao and Damera Nageswara Rao Effect of Welding Parameters on Pitting Corrosion Rate in 3.5N NaCl of Pulsed Current Micro Plasma Arc Welded AISI 304L Sheets Abstract: Austenitic stainless steel sheets have gathered wide acceptance in the fabrication of components, which require high temperature resistance and corrosion resis­ tance, such as metal bellows used in expansion joints in  aircraft, aerospace and petroleum industry. In case of

J. Manuf. Sci. Prod. 2014; 14(2): 79 – 85 Kondapalli Siva Prasad*, Chalamalasetti Srinivasa Rao and Damera Nageswara Rao Multi-objective Optimization of Weld Bead Geometry Parameters of Pulsed Current Micro Plasma Arc Welded AISI 304L Stainless Steel Sheets Using Enhanced Non-dominated Sorting Genetic Algorithm Abstract: Pulsed Current Plasma Arc Welding (PCPAW) is one of the most widely used welding processes in sheet metal manufacturing industry. In any fusion arc welding process, the weld bead geometry plays an important role in determining the

J. Manuf. Sci. Prod., Vol. 11 (2011), pp. 39–48 Copyright © 2011 De Gruyter. DOI 10.1515/JMSP.2011.005 Optimizing Pulsed Current Micro Plasma Arc Welding Parameters to Maximize Ultimate Tensile Strength of SS304L Sheets Using Hooke and Jeeves Algorithm Kondapalli Siva Prasad,1; Chalamalasetti Srinivasa Rao,2 Damera Nageswara Rao3 and Yarlagadda Vishnu Srinivasa Murthy4 1 Department of Mechanical Engineering, Anil Neerukonda Institute of Technology & Sciences, Visakhapatnam, India 2 Department of Mechanical Engineering, Andhra Univer- sity, Visakhapatnam, India 3

Simulation of MIAB Welding of Alloy Steel Tubes in Pressure Parts 31 Kondapalli Siva Prasad, Chalamalasetti Srinivasa Rao, Damera Nageswara Rao and Yarlagadda Vishnu Srinivasa Murthy Optimizing Pulsed Current Micro Plasma Arc Welding Parameters to Maximize Ultimate Tensile Strength of SS304L Sheets Using Hooke and Jeeves Algorithm 39 Ankita Singh, Saurav Datta and Siba Sankar Mahapatra Application of TOPSIS in the Taguchi Method for Optimal Machining Parameter Selection 49 CONTENTS J. MANUF. SCI. PROD. 2011 · VOLUME 11 · NUMBER 1–3

of different micro-plasma arc welding (MPAW) processes on the corrosion of AISI 316L SS tubes in LiBr and H 3 PO 4 solutions under flowing conditions, Corrosion Science 2010 , 52, 4, 1508–1519. 5. Viňáš J., Kaščák Ľ., Draganovská D. Evaluation of corrosion resistance of MIG brazed steel sheets, Acta Metallurgica Slovaca 2012 , 18, 4, 162-171. 6. Viňáš J., Kaščák Ľ., Ábel M., Draganovská D., Gatial M. Corrosion resistance of MIG soldered hot-dip galvanized sheets, Lebanese Science Journal 2010 , 11, 2, 75-85. 7. Hadzima B., Liptáková T. Základy elektrochemickej

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, Berlin/Boston TyPESETTING Asco Typesetters, Hong Kong PRINTING Franz X. Stückle Druck und Verlag e. K., Ettenheim Printed in Germany J. Manuf. Sci. Prod.    2014 | Volume 14 | Number 2 Contents M. Mazar Atabaki, M. Nikodinovski, P. Chenier, J. Ma, M. Harooni and R. Kovacevic Welding of Aluminum Alloys to Steels: An Overview   59 Kondapalli Siva Prasad, Chalamalasetti Srinivasa Rao and Damera Nageswara Rao Multi-objective Optimization of Weld Bead Geometry Parameters of Pulsed Current Micro Plasma Arc Welded AISI 304L Stainless Steel Sheets Using Enhanced Non

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DF (Mexico) Balakrishnan Ramesh and Thiyagrajan Senthilvelan A Study on the Flow Properties of Aluminum Alloys 81 R. A. Mahdavinejad and M. Khajeafzali The Effect Tool Geometry on Resonance Phenomenon in Turning Process 87 Kondapalli Siva Prasad, Chalamalasetti Srinivasa Rao and Damera Nageswara Rao Study on Effect of Welding Speed on Micro Structure and Mechanical Properties of Pulsed Current Micro Plasma Arc Welded AISI 304L Sheets 95 K. Jayakumar, Jose Mathew and M. A. Joseph Analysis and Prediction of End Milling Characteristics of Al-SiCp Metal Matrix

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Responses During Machining   161 H. K. Narang, U. P. Singh, M. M. Mahapatra and P. K. Jha Prediction and Optimization of TIG Weldment Macrostructure Zones Using Response Surface Methodology   171 Siva Prasad Kondapalli, Srinivasa Rao Chalamalasetti, and Nageswara Rao Damera Optimization of Fusion Zone Grain Size, Hardness and Ultimate Tensile Strength of Pulsed Current Micro Plasma Arc Welded Inconel 625 Sheets Using Genetic Algorithm   181