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ACTA AERONAUTICAET ASTRONAUTICA SINICA ›› 2007, Vol. 28 ›› Issue (3): 763-768.

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Performance of Lightgroup Sensitive Materials for Corrosion of Al Alloy as Early Warning Predictors

LIU Jian-hua,ZHANG Hong-rui,LI Lan-juan,LI Song-mei   

  1. School of Materials Science and Engineering, Beijing University of Aeronautics and Astronautics
  • Received:2006-04-04 Revised:2006-11-14 Online:2007-05-10 Published:2007-05-10
  • Contact: LIU Jianhua

Abstract:

The objective of this study is to use the luminescent specialty of lightgroup sensitive materials under UV light to find the more compatible light sensitive materials as early warning predictors of coating degradation during corrosion of LC4 aluminum alloys. The relation between the characteristic changes of lightgroup sensitive material in coating and corrosion rate was studied. The sensitivity of lightgroup sensitive material for corrosion detection was discussed.

Key words: aluminum , alloy,  , light-group , sensitive , material,  , corrosion , detection,  , sensitive , coating

CLC Number: