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后处理对离子镀铝涂层腐蚀性能的影响研究
引用本文:汤智慧,宇波,高玉魁,吴晓梅,张晓云,蔡健平,刘明辉.后处理对离子镀铝涂层腐蚀性能的影响研究[J].装备环境工程,2007,4(2):27-31.
作者姓名:汤智慧  宇波  高玉魁  吴晓梅  张晓云  蔡健平  刘明辉
作者单位:北京航空材料研究院,北京,100095
摘    要:研究了喷丸和化学氧化后处理方法对离子镀铝涂层微观形貌和耐腐蚀性能的影响,并对离子镀铝、电镀锌、低氢脆镀镉、氯化铵镀镉等4种涂镀层的耐腐蚀性能和与铝合金的接触腐蚀进行了对比研究.研究表明通过喷丸可有效地减少镀层孔隙率,提高镀层致密度;喷丸 化学氧化,化学氧化后的离子镀铝层具有良好的耐腐蚀性能;离子镀铝涂层耐腐蚀性能大大高于锌镀层,但低于同等厚度的镉镀层,离子镀铝涂层与7B04铝合金的接触腐蚀性能略优于其他3种镀层.

关 键 词:离子镀铝  喷丸  化学氧化  接触腐蚀  后处理方法  离子镀铝层  铝涂层  耐腐蚀性能  影响  研究  Performance  Corrosion  Treatment  接触腐蚀  镉镀层  厚度  锌镀层  致密度  孔隙率  铝合金  涂镀层  氯化铵  镀镉  低氢脆
文章编号:1672-9242(2007)02-0027-05
修稿时间:2007-02-28

Influence of Post-coating Treatment on IVD Al Corrosion Performance
TANG Zhi-hui,YU Bo,GAO Yu-kui,WU Xiao-mei,ZHANG Xiao-yun,CAI Jian-ping,LIU Ming-hui.Influence of Post-coating Treatment on IVD Al Corrosion Performance[J].Equipment Environmental Engineering,2007,4(2):27-31.
Authors:TANG Zhi-hui  YU Bo  GAO Yu-kui  WU Xiao-mei  ZHANG Xiao-yun  CAI Jian-ping  LIU Ming-hui
Institution:Beijing Institute of Aeronautical Materials, Beijing 100095, China
Abstract:The influence of shot peening and chemical conversion treatment on morphology and anti-corrosion performance of IVD Al(ion vapor deposition aluminum) coating was studied.The anti-corrosion and contact corrosion with aluminum of IVD Al,zinc plating,LHE(Low hydrogen embitterment) Cd plating,Cadmium plating from ammonium chloride bath were compared.Results showed that shot peening can decrease porosity of plating and compact plating greatly,IVD Al with shot peening chemical conversion and chemical conversion demonstrated excellent anti-corrosion property,corrosion resistance of IVD Al better than that of zinc plating but worse than that of Cd plating with same thickness,and contact corrosion performance of IVD Al is a little better than that of other plating.
Keywords:IVD Al  shot peening  chemical conversion treatment  contact corrosion
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