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Efficient Preparation of Nanoparticle-Reinforced Nickel-based Composite Coating with Highly Preferred(220)Orientation

查看全文 作　　者：Renjie [1]Ji;Hui [1]Jin;Yonghong [1,2]Liu;Tiancong [1]Dong;Fan [1]Zhang;Lilong [1]Zhao;Xinlei [1]Wu;Qiang [1]Sun;Peng [1]Liu;Hang [1]Dong;Chi [1]Ma;Dege [1]Li;Baoping [1]Cai 高影响力作者 机构地区：[1]College of Mechanical and Electronic Engineering,China University of Petroleum(East China),Qingdao,266580,China;[2]Key Laboratory of Unconventional Oil&Gas Development,Ministry of Education,China University of Petroleum(East China),Qingdao,266580,China高影响力机构 出　　处：《Chinese Journal of Mechanical Engineering》索引2020年第33卷第6期,共18页高影响力期刊 基　　金：Supported by National Natural Science Foundation of China(Grant No.51675535);Major Research Project of Shandong Province of China(Grant No.2019GGX104068);Key Pre-Research Foundation of Military Equipment of China(Grant No.6140923030702);National Science and Technology Major Project of China(Grant No.2017ZX05072);Graduate Innovation Protect of China University of Petroleum(East China)(Grant No.YCX2020059);Science and Technology Support Plan for Youth Innovation of Universities in Shandong Province of China(Grant No.2019KJB016). 摘　　要：Nanoparticle-reinforced metal matrix composite coatings have significant potential in mechanical part surface strengthening owing their excellent mechanical properties.This paper reports a phenomenon in which the grain orientation gradually evolves to(220)as the deposition current density increases when preparing nanoparticle-reinforced nickel-based composite coatings through jet electrodeposition(JED).During the preparation of the Ni-SiC composite coatings,the deposition current density increased from 180 A/dm2 to 220 A/dm2,and TC(220)gradually increase from 41.4%to 97.7%.With an increase of TC(220),the self-corrosion potential increases from−0.575 to−0.477 V,the corrosion current density decreases from 9.52μA/cm^2 to 2.76μA/cm^2,the diameter of the corrosion pits that after 10 days of immersion in a 3.5 wt%NaCl solution decreases from 278–944 nm to 153–260 nm,and the adhesion of the coating increases from 24.9 N to 61.6 N.Compared a conventional electrodeposition(CED),the Ni-SiC composite coating using JED has the advantages of a smooth surface morphology,high corrosion resistance,and strong adhesion,which are more obvious with an increase in TC(220). 关 键 词：Jet electrodeposition Composite coating Preferred orientation Adhesion force Corrosion resistance
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