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Effect Of Nd-YAG Laser Pulse shaping on Weld Bead Characteristics of Commercial Materials

  P V Suresh Varma, Scientific Officer - F, Advanced Fuel Fabrication Facility, Bhabha Atomic Research Centre.   Laser Pulse shaping was found to effect the weld bead characteristics. Versatility...

Laser Welding of Nitinol Shape Memory Alloys

P. Sathiya, Associate Professor, Department of Production Engineering, National Institute of Technology, Trichy, Tamilnadu Deepan Bharathi Kannan, Assistant Professor, Department of Mechanical Engineering, SRM...

Researchers run first tests of unique system for welding highly irradiated metal alloys

     Zhili Feng                                           Keith...

ADVANCES IN GAS TUNGSTEN ARC WELDING PROCESSES

Author: A. Santhakumari, Addl. General Manager, Welding Research Institute, Bharat Heavy Electricals Ltd, Tiruchirappalli. The gas shielded welding processes viz. Gas Metal Arc Welding (GMAW),...

Tandem Gas Metal Arc Welding Process – A high performance variant

Dr. A. RAJA, Former,Additional General Manager Welding Research Institute, BHEL, Trichy. 1.0.    Introduction: Arc welding occupies the most important position among the fusion welding processes, due to its...

“There is an acute shortage of well trained downhill welders in India.”

Author: Subhash Jadhav, Sr. Welder from Mumbai During the year 70’s – 80’s, there was a rising demand for Welders. Many Indian Welders started working...

LIFELINE OF WELDING: LOW HYDROGEN ELECTRODES – Moisture-resistant E7018 H4R and E7018-1 H4R

M. P. Dhanuka, Executive Director (Marketing), General Electrodes and Equipments (GEE) Ltd. Electric arc welding has been in use in industry for a very long...

Influence of CO2 in Argon on MAG welding efficiency and productivity

Shielding atmospheres in MAG/GMAW processes for un-alloyed carbon steels may contain various CO2 contents, ranging from low oxidizing (ISO 14175: M20) to highly oxidizing...

Temper Bead Welding-Review of Design Codes and Established Practices.

P. Goswami, P. Eng, IWE, Welding & Metallurgical Specialist, Ontario, Canada. Welding repair on aged and service exposed pressure equipment and piping and other components...

Safety First to Weld

ADVANCE INSTITUTE OF SAFETY ENGG. What is welding? Welding is the process of permanently joining two or more materials together, usually metals, by heat or pressure...