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ACTA AERONAUTICAET ASTRONAUTICA SINICA ›› 2007, Vol. 28 ›› Issue (5): 1272-1275.

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Theoretical and Experimental Research for the Elastic Properties ofCorroded 7075-T6 Al Alloy

Wu Ling,Sun Qin,Guo Yingnan   

  1. School of Aeronautics, Northwestern Polytechnical University
  • Received:2006-10-18 Revised:2007-03-12 Online:2007-10-15 Published:2007-10-15
  • Contact: Wu Ling

Abstract:

The researches were aimed at assessing the elastic properties of material with preexisting corrosion damage. Corrosion in the form of pitting in certain classes of aluminum alloys, e.g. 7075-T6, is considered here. Based on the characteristics of corrosion metrics and micromechanics, the paper describes a mechanical property prediction procedure for corroded aluminum alloy. The model was developed in the framework of micro-mechanics, in combination with the existing corroded coupon tensile test results.

Key words: corrosion , pit,  , aluminum , alloy,  , micromechanics

CLC Number: