Official PDF Translation•Journal of Central South University

Weldability and welding technology of high-entropy alloys: A review

Authors: TANG Jia-qing; LI Jie; LIU Kun; XU Cong; SONAR Tushar

DOI: 10.1007/s11771-025-5949-8Status: Verified Translated Edition

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Key Findings in This Report

• Reviews weldability of high-entropy alloys, including mechanisms and control of porosity and cracking defects. • Assesses arc welding, laser welding, electron beam welding, friction stir welding, diffusion bonding, and explosive welding for HEA joining. • Shows how various welding methods improve the microstructure and mechanical properties of HEA joints. • Identifies remaining challenges and future directions for HEA welding in extreme-service engineering applications.