EXPERIMENTAL-DETERMINATION OF TERNARY PARTITION-COEFFICIENTS IN FE-NI-X ALLOYS

被引：14

作者：

NARAYAN, C

GOLDSTEIN, JI

机构：

来源：

METALLURGICAL TRANSACTIONS A-PHYSICAL METALLURGY AND MATERIALS SCIENCE | 1981年 / 12卷 / 11期

关键词：

D O I：

10.1007/BF02643799

中图分类号：

T [工业技术];

学科分类号：

08 ;

摘要：

A model is developed to calculate the extent of solid state diffusion effects during and after solidification. Ternary diffusivities of Ge and Au in Fe-Ni were measured for use in the calculation procedure. The equilibrium partition coefficients K**X for element X are 0. 43 for Au, 0. 58 for Ge, 0. 12 for P, 0. 87 for Ni, and 1. 45 for Pt. Solid state diffusion effects are significant when the diffusivity of the third element is higher than 1 multiplied by 10** minus **1**0 cm**2/s at 1300 degree C.

引用

页码：1883 / 1890

页数：8

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