July 2025
Maintenance, Reliability and Inspection
Transition pieces for dissimilar material pipes in high-temperature applications: Solutions for the process industry
Transition pieces, designed to bridge the gap between such dissimilar materials, are crucial to ensure system integrity and performance in these demanding environments. In this article, the authors explore a few transition piece usage situations and attempt to elucidate the challenges and approaches adopted.
The Authors
Vikrant Lende is an engineering professional with 24 yr of experience in piping engineering, from basic engineering to detailed engineering in the process, refining, petrochemicals, inorganic chemicals and fertilizer industries. He has a proven track record of successfully leading multidisciplinary teams in the design, analysis and implementation of complex piping systems, ensuring compliance with safety and quality standards. Lende works in KBR’s technology centre in Gurgaon, India. Previously, he has worked for Fluor Daniel India Private Ltd., IOTL and Stone & Webster Mumbai.
Mrinmoy Ghosh Choudhury is an engineering professional with extensive experience in process plant engineering, with special emphasis on concept layout, stress and support of materials. He has been involved in numerous problem-solving activities related to plant startups—vibration, rotary equipment alignment, piping/equipment system failures, etc. Choudhury has contributed numerous papers to respected engineering journals like Hydrocarbon Processing. In his professional life, he has been involved with Reliance Engineering, Toyo Engineering India, Chemtex Engineering India, Engineers India Ltd. DCPL and KBR Technology India.
Rikeen Narodia is an engineering professional with 12 yr of experience in piping layout and design engineering for process plants, refineries and hydrogen plants, among others. He works for KBR Technology in India. Previously, Narodia has worked at Reliance Industries Ltd. in Jamnagar and Prodair Air Products India Pvt. Ltd. in Vadodara.
Sukhjinder Singh Dargan is an engineering professional with 18 yr of experience in piping stress analysis for process plants, refineries and fertilizers, among others. He works at KBR in Gurgaon, India. Previously, Dargan worked for L&T Chiyoda and Fluor Daniel.
Avijit Ashesh works as a Piping eEgineer at KBR, Gurgaon, India. He has more than 15 yr of experience in the design, engineering and troubleshooting of piping systems for the fertilizer, refining and petrochemical industries. Prior to joining KBR, Ashesh has been associated with PDIL, Samsung Engineering and Fluor Corp.
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