G. . Ningnian, “Numerical Simulation of Temperature Field in Ultra-Narrow Arc Welding of Thick-Walled Steam Turbine Valve Body Material”, ijie, vol. 14, no. 8, pp. 126–135, Dec. 2022, Accessed: May 13, 2024. [Online]. Available: https://publisher.uthm.edu.my/ojs/index.php/ijie/article/view/13028