Optimization and Regression Analysis of Friction Stir Processing Parameters of AA5083/Coal Composites for Marine Applications

This study aimed to optimize friction stir processing parameters to enhance the mechanical properties of AA 5083/coal composites, a novel material combination with potential applications in marine environments. By systematically varying process parameters such as tilt angle, traverse speed, and rota...

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Bibliographic Details
Main Authors: Oritonda Muribwathoho, Velaphi Msomi, Sipokazi Mabuwa
Format: Article
Language:English
Published: MDPI AG 2024-12-01
Series:Crystals
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Online Access:https://www.mdpi.com/2073-4352/15/1/34
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Summary:This study aimed to optimize friction stir processing parameters to enhance the mechanical properties of AA 5083/coal composites, a novel material combination with potential applications in marine environments. By systematically varying process parameters such as tilt angle, traverse speed, and rotational speed using a Taguchi experimental design, the FSP process was optimized. Signal-to-noise ratio and analysis of variance techniques were used to determine the most influential parameters on microhardness and ultimate tensile strength. A regression model was developed to predict composite behavior under these optimal conditions. This study found that a combination of 900 rpm, 60 mm/min, and a 2° tilt angle significantly improved mechanical properties. This research contributes to the advancement of FSP for producing high-performance, lightweight, and corrosion-resistant aluminum composites, particularly for marine applications.
ISSN:2073-4352