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Ni-P-Nanodiamond composite electroless platingYongwei ZHU*,Yongjun CHEN and Changhong ZHU College of Mechanical and Electrical Engineering,Nanjing University of Aeronautics and Astronautics,Nanjing... increases by 50% in contrast with the pure Ni-P coating.关键词:......
Study on Electrochemical Characteristics of Electroless Co-Ni-B Alloy with Cerium宣天鹏,张路长,冯书争摘 要:<正>The effects of rare earth element cerium on composition and electrochemical characteristics of electroless Co-Ni-B alloy were studied in this paper. The alloy component was analyzed using Inductively Coupled Plasma (ICP) . The plating rate......
of Sciences, Shenyang 110016, China) Abstract: Traditional process of electroless Ni-P plating on AZ91D magnesium alloy was improved, and the poisonous substances of hydrofluoric acid and Cr6+ were...层的耐磨性. 关键词: A291D镁合金; Ni-P-ZrO2镀层; 化学复合镀; 耐蚀性; 耐磨性 中图分类号: TG174.4 文献标识码: A Processes and properties of electroless Ni-P-ZrO2 composite coating on AZ91D magnesium alloy SONG Ying-wei, SHAN Da......
中图分类号:TQ 153.1 文献标识码:A Effect of content of tungsten on hardness and wear resistance of electroless Ni-W-P plating on aluminium alloy HU Yong-jun, XIONG Ling, MENG Ji-long (College of Mechanical Engineering, South China University of Technology, Guangzhou 510641, China) Abstract: The wear resistance of electroless Ni-W-P coatings on aluminium alloy......
110016, China) Abstract: In order to improve the corrosion resistance of as cast A291D alloy, electroless nickel plating combined with chemical conversion treatment was investigated in detail. Firstly, the alloy was treated by stannate conversion treatment,and then electroless nickel plating was carried out on the conversion film. The compositions, structure and corrosion resrstance......
. The electroless Ni-P deposit is a supersaturated alloy in as-deposited state, and can be strengthened by precipitation of nickel phosphide crystallites by suitable heat treatment. However, the hardness... amorphous Ni-P coating and investigated the effect of such laser treatment on wear and corrosion properties. KONG et al [13] reported that improvement of wear resistance of electroless Ni-P alloy film......
Effects of Lanthanum, Cerium and Ytterbium on Ni-P Deposition on Quartz Optical Fiber Surface by Electroless Plating蒋柏泉,刘贤相,白立晓,张书扬,张华,王敏炜摘 要:The main... on the deposition rate of Ni-P, the stability of plating solution and the surface structure of Ni-P film were investigated and their mechanisms were discussed. The surface morphonogies and compositions of the Ni-P......
activation can lead to deterioration of corrosion resistance of the Ni-P coating. Key words: magnesium alloy; electroless nickel plating; corrosion resistance; MgF2  ... and Metallurgy, Northeastern University, Shenyang 110004, China) Abstract: Pretreatment of magnesium alloy surface was studied. Effects of MgF2 in Ni-P coatings were emphatically discussed. The results show......
间1小时条件下可以在AZ31镁合金表面得到性能良好的Ni-P合金化学镀层,镀层厚度超过10 μm.用SEM,XRD和EDS研究了镀层的形貌和物相组成;在3.5%NaCI水溶液中通过测定Tafel极化曲线研究了镀层的耐腐蚀性能.结果表明,Ni-P镀层比皋体AZ31镁合金的耐腐蚀性能有极大的提高. 关键词:AZ31镁合金; 化学镀; Ni-P; 耐蚀性; AZ31 magnesium alloy; electroless plating; Ni-P; corrosion resistance; [全文内容正在添加中] ......
En-hou. Process and properties of electroless Ni-P- ZrO2 composite coating on AZ91D magnesium alloy[J]. The Chinese Journal of Nonferrous Metals, 2006, 16(4): 625?630. [5] 吴玉程, 王文芳, 叶 敏, 宋光明. 氧化铝增强化...,硬质相PTW的硬度高,屈服极限大,塑变抗力高,耐磨性优于Ni-P合金基质,并且PTW粒子起到弥散强化作用,加强了Ni-P合金的沉淀强化效果. 表2 Ni-P-PTW,Ni-P-SiC复合镀层和Ni-P镀层的摩擦磨损性能比较 Table 2 Comparison of friction and wear properties of electroless Ni-P......