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CSME 2025/10
Volume 46 No.5 : 517-526
 
Investigation of the Effects of Filler Wires on the Microstructural and Mechanical Properties of GTAW-Welded IS2062E350C Pressure Vessel Steel

Alok Vardhan a, Abhishek Mishra b and Gajesh Kumar a
aAssistant Professor, Department of Mechanical Engineering, Ajay Kumar Garg Engineering College Ghaziabad, India.
bGraduate Student, Department of Mechanical Engineering, Ajay Kumar Garg Engineering College Ghaziabad, India.


Abstract: Pressure vessels are vital across many industries for containing fluids under high pressures and temperatures. Their design, fabrication, and maintenance require strict standards for safety and reliability, with welding playing a crucial role. Extensive research has optimized welding practices, enhancing weld quality and mechanical properties. Studies have explored the impact of welding parameters and filler materials on performance. For example, research on materials like stainless steel and Inconel has revealed differences in mechanical strength, corrosion resistance, and weld quality based on filler wire selection. Gas Tungsten Arc Welding (GTAW) has been highlighted as a precise and versatile technique for creating high-quality welds in various industrial applications. Despite advancements, a research gap exists regarding the use of stainless-steel electrodes with low alloy mild steel, specifically IS2062E350C. This study aims to address this gap, comparing different filler wires to enhance cost efficiency and weld performance.

Keywords:  GTAW, IS2062E350C, filler wires, tensile test, microhardness test, impact test, corrosion test, macrostructure and microstructure analysis.

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© 2025  CSME , ISSN 0257-9731 





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