Paper Title:

Microstructural Control for Improving Properties of V-4Cr-4Ti Alloys

Periodical Advances in Science and Technology (Volume 73)
Main Theme 5th FORUM ON NEW MATERIALS PART B
Edited by Pietro VINCENZINI, Hua-Tay LIN and Kevin FOX
Pages 22-26
DOI 10.4028/www.scientific.net/AST.73.22
Citation Takeo Muroga et al., 2010, Advances in Science and Technology, 73, 22
Online since October, 2010
Authors Takeo Muroga, Takuya Nagasaka, Peng Fei Zheng, J.M. Chen
Keywords Dislocation, Microstructure, Precipitate Control, Vanadium Alloy
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Abstract

V-4Cr-4Ti alloy is an attractive candidate low activation structural material for nuclear fusion reactors. The properties of V-4Cr-4Ti during its operation strongly depend on initial microstructure, especially size and density of Ti-rich precipitates and their interaction with dislocations. This paper focuses on the effects of the precipitate states and other microstructural variables on mechanical properties of V-4Cr-4Ti alloys and the potential methods to improve the properties by microstructural control, based on Transmission Electron Microscopy.