Arshad Noor Siddiquee is Professor in the Department of Mechanical Engineering at Jamia Millia Islamia (A Central University), New Delhi, India. He did both Ph.D. and M.Tech. from IIT Delhi. He has supervised several M.Tech. dissertations and currently he is supervising ten doctoral theses. His major research interest includes materials structure property correlation, materials processing, welding engineering, machining and optimisation of design and process parameters. He has published more than 90 articles in reputed journals and conference proceedings. He has also co-authored four books related to engineering and one monograph as well.Noor Zaman Khan is a full time UGC sponsored BSR doctoral fellow in the Department of Mechanical Engineering at Jamia Millia Islamia (A Central University), New Delhi, India. His Ph.D. in the area of Friction Stir Welding/Processing is in advanced stage of completion. He received his Master’s degree in Production and Industrial Engineering in 2013 from Jamia Millia Islamia and Bachelor’s degree in Mechanical Engineering in 2011 from Jawaharlal Nehru Technological University, Hyderabad. His major research interest includes materials structure property correlation, welding engineering, non conventional machining, machining and optimisation of design and process parameters using design of experiments. He has published more than 10 articles in reputed journals and conference proceedings so far.Zahid A. Khan is Professor in the Department of Mechanical Engineering at Jamia Millia Islamia (A Central University), New Delhi, India. He received his PhD in 2001 from Jamia Millia Islamia, New Delhi, India. His major research interest includes optimisation of design and manufacturing processes parameters, ANN and fuzzy modelling, environmental ergonomics, etc. He has supervised five doctoral theses and many M.Tech. dissertations so far and currently he is supervising five doctoral theses. He has published more than 100 articles in reputed journals and conference proceedings so far. He has also co-authored four books related to engineering and two monographs as well.

• 1. INTRODUCTION. 2. FRICTION STIR WELDING PROCESS. 3. FRICTION STIR WELDING OF ALUMINIUM ALLOYS. 4. FRICTION STIR WELDING OF DISSIMILAR ALUMINIUM ALLOYS. 5. CASE STUDY ON AA5083-AA6063 DISSIMILAR WELDING.

Arshad Noor Siddiquee is Professor in the Department of Mechanical Engineering at Jamia Millia Islamia (A Central University), New Delhi, India. He did both Ph.D. and M.Tech. from IIT Delhi. He has supervised several M.Tech. dissertations and currently he is supervising ten doctoral theses. His major research interest includes materials structure property correlation, materials processing, welding engineering, machining and optimisation of design and process parameters. He has published more than 90 articles in reputed journals and conference proceedings. He has also co-authored four books related to engineering and one monograph as well.Noor Zaman Khan is a full time UGC sponsored BSR doctoral fellow in the Department of Mechanical Engineering at Jamia Millia Islamia (A Central University), New Delhi, India. His Ph.D. in the area of Friction Stir Welding/Processing is in advanced stage of completion. He received his Master’s degree in Production and Industrial Engineering in 2013 from Jamia Millia Islamia and Bachelor’s degree in Mechanical Engineering in 2011 from Jawaharlal Nehru Technological University, Hyderabad. His major research interest includes materials structure property correlation, welding engineering, non conventional machining, machining and optimisation of design and process parameters using design of experiments. He has published more than 10 articles in reputed journals and conference proceedings so far.Zahid A. Khan is Professor in the Department of Mechanical Engineering at Jamia Millia Islamia (A Central University), New Delhi, India. He received his PhD in 2001 from Jamia Millia Islamia, New Delhi, India. His major research interest includes optimisation of design and manufacturing processes parameters, ANN and fuzzy modelling, environmental ergonomics, etc. He has supervised five doctoral theses and many M.Tech. dissertations so far and currently he is supervising five doctoral theses. He has published more than 100 articles in reputed journals and conference proceedings so far. He has also co-authored four books related to engineering and two monographs as well.

• 1. INTRODUCTION. 2. FRICTION STIR WELDING PROCESS. 3. FRICTION STIR WELDING OF ALUMINIUM ALLOYS. 4. FRICTION STIR WELDING OF DISSIMILAR ALUMINIUM ALLOYS. 5. CASE STUDY ON AA5083-AA6063 DISSIMILAR WELDING.

Arshad Noor Siddiquee is Professor in the Department of Mechanical Engineering at Jamia Millia Islamia (A Central University), New Delhi, India. He did both Ph.D. and M.Tech. from IIT Delhi. He has supervised several M.Tech. dissertations and currently he is supervising ten doctoral theses. His major research interest includes materials structure property correlation, materials processing, welding engineering, machining and optimisation of design and process parameters. He has published more than 90 articles in reputed journals and conference proceedings. He has also co-authored four books related to engineering and one monograph as well.Noor Zaman Khan is a full time UGC sponsored BSR doctoral fellow in the Department of Mechanical Engineering at Jamia Millia Islamia (A Central University), New Delhi, India. His Ph.D. in the area of Friction Stir Welding/Processing is in advanced stage of completion. He received his Master’s degree in Production and Industrial Engineering in 2013 from Jamia Millia Islamia and Bachelor’s degree in Mechanical Engineering in 2011 from Jawaharlal Nehru Technological University, Hyderabad. His major research interest includes materials structure property correlation, welding engineering, non conventional machining, machining and optimisation of design and process parameters using design of experiments. He has published more than 10 articles in reputed journals and conference proceedings so far.Zahid A. Khan is Professor in the Department of Mechanical Engineering at Jamia Millia Islamia (A Central University), New Delhi, India. He received his PhD in 2001 from Jamia Millia Islamia, New Delhi, India. His major research interest includes optimisation of design and manufacturing processes parameters, ANN and fuzzy modelling, environmental ergonomics, etc. He has supervised five doctoral theses and many M.Tech. dissertations so far and currently he is supervising five doctoral theses. He has published more than 100 articles in reputed journals and conference proceedings so far. He has also co-authored four books related to engineering and two monographs as well.

• 1. INTRODUCTION. 2. FRICTION STIR WELDING PROCESS. 3. FRICTION STIR WELDING OF ALUMINIUM ALLOYS. 4. FRICTION STIR WELDING OF DISSIMILAR ALUMINIUM ALLOYS. 5. CASE STUDY ON AA5083-AA6063 DISSIMILAR WELDING.