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腐蚀科学与防护技术 2009
CORROSION RESISTANCE OF AUSTENITIC STAINLESS STEEL BOMBARDED SIMULTAMEOUSLY BY MULTI-IONS OF CHROMIUM,NICKEL AND NITROGEN
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Abstract:
Chromium and nickel ions were introduced into a conventional ion-nitriding furnace to realize a simultaneous multi-ionic bombardment on the surface of austenitic stainless steel AISI316.The microstructure,composition and corrosion resistance of the samples prepared by different processing conditions were studied by means of optical microscopy,scanning electron microscope(SEM)and electrochemistry workstation.The results show that a hardening layer was formed on the surface of AISI316 austenitic stainless ste...