BROŽ, Pavel, Jiří BURŠÍK, Jiří SOPOUŠEK and Radim PICHA. Simulated Element Redistribution in Ni-based Superalloy Weldment. In Procedings of the VIII Seminar Diffusion and Themodynamics of Materials. Brno: Masaryk University, Brno, 2002, p. 95-98. ISBN 80-210-2934-X.
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Basic information
Original name Simulated Element Redistribution in Ni-based Superalloy Weldment
Authors BROŽ, Pavel (203 Czech Republic), Jiří BURŠÍK (203 Czech Republic), Jiří SOPOUŠEK (203 Czech Republic, guarantor) and Radim PICHA (203 Czech Republic).
Edition Brno, Procedings of the VIII Seminar Diffusion and Themodynamics of Materials, p. 95-98, 2002.
Publisher Masaryk University, Brno
Other information
Original language English
Type of outcome Proceedings paper
Field of Study 10403 Physical chemistry
Country of publisher Czech Republic
Confidentiality degree is not subject to a state or trade secret
RIV identification code RIV/00216224:14310/02:00006362
Organization unit Faculty of Science
ISBN 80-210-2934-X
Keywords in English DICTRA;ThernoCalc;phase;diffusion
Tags DICTRA, Diffusion, phase, ThernoCalc
Changed by Changed by: prof. RNDr. Jiří Sopoušek, CSc., učo 2405. Changed: 16/9/2002 14:33.
Abstract
The diffusion and phase precipitation processes in welded joints of pure Al-Cr-Ni system and low alloyed Al-Cr-Ni-X systems (where X means Co, W, or Ti) were simulated using CALPHAD method and DICTRA software focusing on the gama/gama' phase transformation. The equilibrium calculations allowed to predict phase diagram cross-sections for the Al-Cr-Ni-X systems. The performed simulations based on local equilibrium condition in diffusion couple enabled to describe the phase transformation process and obtain redistribution of alloying species, activity profiles, and other time-distance dependences for other relevant values in diffusion-affected zone of the Al-Cr-Ni / Al-Cr-Ni-X weldments.
Links
GA106/02/0876, research and development projectName: Teoretické a experimentální studium modelových soustav na bázi niklu a termodynamický popis fázových rovnováh
Investor: Czech Science Foundation, Theoretical and experimental study of Ni-based model systems and thermodynamic description of phase equilibria
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