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The Zn-rich corner of the Zn–Fe–Co system at 450°C

  • Nai-Yong Tang EMAIL logo , Xuping Su and Xuebin Yu
Published/Copyright: January 4, 2022
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Abstract

The Zn-rich corner of the 450 °C isothermal section of the Zn–Fe–Co system was experimentally determined. ζ-FeZn13 and ζ-CoZn13 were found to form a continuous solid solution. As a result, the liquid and the ζ phases form a subbinary system at the Zn-rich corner of the ternary system. In addition to the ternary extensions of the binary d-FeZn10 and d-CoZn10 phases, a ternary compound, designated as T phase in the present study, has been identified. X-ray powder diffraction studies suggest that the T phase is isomorphous with Γ′-Fe5Zn21 (cF408). The limits of the solid solubility of Fe and Co in their counter δ phases are appreciable, being 3.1 and 4.2 at.%, respectively.


Dr. Nai-Yong Tang Teck Cominco Metals Ltd. Product Technology Centre Sheridan Science and Technology Park 2380 Speakman Drive Mississauga, Ontario, Canada L5K 1B4 Tel.: +1905 8222022 Fax: +1905 8222882

  1. The authors would like to thank Mrs. A. M. Prskalo for editorial assistance in the preparation of the manuscript. The phase diagram was drawn by Mr. A. B. Filc.

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Received: 2002-03-14
Published Online: 2022-01-04

© 2003 Carl Hanser Verlag, München

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