ADVANCES IN RESEARCHES OF DEZINCIFICATION MECHANISM OF BRASS

The preferential solution of zinc and solution-redeposition mechanism,divacancy mechanism and percolation model of dezincification of brass were summarized.The methods of inhibiting dezincification are introduced.The effect of As,B and RE elements on the process of dezincification is also analyzed.The further development prospects in the application of RE elements to preventing dezincification were presented.