Microstructure and Hardness Characteristics of Friction Stir-welded Brass Plate
Keywords:
Brass, tool rotation speed, microstructure, micro hardness, and friction stir welding (FSW).Abstract
The current study examined the suitability of friction stir welding for the joining of 6 mm thick brass plates. The tool rotational rates used for the friction stir welding technique were 455 and 715 rpm. A smooth, defect-free weld zone was seen with a greater tool rotational speed, but a noticeable fracture formed in the weld zone with a lower tool rational speed. Grain size gradually decreased from the source metal to the stir zone through the heat impact zone and thermomechanical influenced zone, according to microstructure study. Because of its finely recrystallized grains, the stir zone displayed a greater hardness than the base metal.
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Copyright (c) 2023 International Journal of Multidisciplinary Innovation and Research Methodology, ISSN: 2960-2068
This work is licensed under a Creative Commons Attribution-NonCommercial 4.0 International License.