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Corrosion Behavior Optimization by Nanocoating Layer for Low Carbon Steel in Acid and Salt Media
( Ahmed S. Abbas ),( Bahaa Sami Mahdi ),( Haider H. Abbas ),( F. F. Sayyid ),( A. M. Mustafa ),( Iman Adnan Annon ),( Yasir Muhi Abdulsahib ),( A. M. Resen ),( M. M. Hanoon ),( Nareen Hafidh Obaeed ) 한국부식방식학회 2023 Corrosion Science and Technology Vol.22 No.1
In this paper, a SiC nano electroless nickel plating layer with excellent corrosion resistance was fabricated using the Taguchi method. The electroless plated low carbon steel was subjected to tests to examine the influence of corrosive media, microhardness, and corrosion rate on the corrosion resistance of this alloy. Three different corrosive media (HCl, Na<sub>2</sub>SO<sub>4</sub>, and NaCl) at various temperatures (80, 90, and 100 ℃) were used, and at three different times (40, 80, and 120 min.) with a speed of stirring equal to 500 rpm. The results of microhardness were found from 134.276 HV to 278.578 HV at various conditions, while the corrosion rate results were obtained from 0.89643 mpy to 7.12571 mpy at different circumstances. Corrosion, and mechanical characteristics were explained using Taguchi design. Taguchi technique was used to account for all possible combinations of elements in order to conduct a complete study. Models that link the response and procedure parameters were developed using the results of these tests, and the analysis of variance was utilized to validate these models (ANOVA). For maximum efficiency, a function called “desirability” was applied to all responses at once.