Abstract in English

References used

Metals , Handbook “ Metallography and Microstructure “ ,(ASM) Ninth Edition , volume (9),1985
Mathews.M.J.,” properties of Duplex Austenitic-ferritic stainless steels” .The Metallurgist and Technology ,May ,(1982),205
Turner .s. and Robinson .F.P.A .”The Effect on the surfaces oxides produced during Welding on the corrosion resistance ‘‘,corrosion – NACEVol. 45,No.9.1989,p.710

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