Journal ArticleDOI
EBSD study of a hot deformed nickel-based superalloy
TLDR
In this article, the authors investigated the evolution of hot deformed microstructures of a typical nickel-based superalloy by isothermal compression tests under the deformation temperature range of 920-1040°C and strain rate range of 0.001-1 s−1.About:
This article is published in Journal of Alloys and Compounds.The article was published on 2015-08-15. It has received 426 citations till now. The article focuses on the topics: Dynamic recrystallization & Recrystallization (metallurgy).read more
Citations
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Journal ArticleDOI
EBSD analysis of evolution of dynamic recrystallization grains and δ phase in a nickel-based superalloy during hot compressive deformation
Yong-Cheng Lin,Dao-Guang He,Ming-Song Chen,Xiao-Min Chen,Chun-Yang Zhao,Xiang Ma,Zhi-Li Long +6 more
TL;DR: In this paper, the evolution of dynamic recrystallization (DRX) grains and δ phase, as well as the interactions between DRX grains and the phase were investigated.
Journal ArticleDOI
Dynamic recrystallization mechanisms and twining evolution during hot deformation of Inconel 718
TL;DR: In this article, the effects of strain, strain rate and deformation temperature on the subgrain structures, local and cumulative misorientations and twinning phenomena of an IN718 superalloy were investigated.
Journal ArticleDOI
High-temperature tensile deformation behavior and microstructure evolution of Ti55 titanium alloy
TL;DR: In this paper, high temperature tensile and electron backscatter diffraction (EBSD) techniques were combined to perform a systematic investigation for the hot deformation behavior and microstructure evolution of the Ti55 alloy.
Journal ArticleDOI
Microstructural evolution and constitutive models to predict hot deformation behaviors of a nickel-based superalloy
TL;DR: In this paper, the authors investigated the hot deformation behaviors of a nickel-based superalloy, and the hot compressive tests were conducted at the deformation temperature range of 920-1040°C and strain rate range of 0.001-1s−1.
Journal ArticleDOI
Stacking fault energy and deformation mechanisms in Fe-xMn-0.6C-yAl TWIP steel
Jin-Kyung Kim,Bruno C. De Cooman +1 more
TL;DR: In this paper, the deformation mechanisms and mechanical properties of Fe-Mn-C-Al twinning-induced plasticity (TWIP) steels with a chemical composition range of 12-18-wt% Mn and 0-3 -wt% Al, are reviewed.
References
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Journal ArticleDOI
A critical review of experimental results and constitutive descriptions for metals and alloys in hot working
Yong-Cheng Lin,Xiao-Min Chen +1 more
TL;DR: In this paper, a critical review on some experimental results and constitutive descriptions for metals and alloys in hot working, which were reported in international publications in recent years, is presented.
Journal ArticleDOI
A model of continuous dynamic recrystallization
S. Gourdet,Frank Montheillet +1 more
TL;DR: In this paper, a simple CDRX model is proposed, that deals with a set of "crystallites" delimited partly by lowangle (LABs) and partly by high-angle (HABs) boundaries.
Journal ArticleDOI
Dynamic recrystallization behavior of a typical nickel-based superalloy during hot deformation
TL;DR: In this paper, the volume fractions of DRX were estimated based on the conventional DRX kinetics model and a segmented model was proposed to describe the dynamic recrystallization behavior of a typical nickel-based superalloy.
Journal ArticleDOI
Necklace formation during dynamic recrystallization: mechanisms and impact on flow behavior
D. Ponge,G. Gottstein +1 more
TL;DR: In this paper, the deformation behavior of Ni 3 Al during dynamic recrystallization DRX was investigated and a new model for the flow curve was proposed that accounts for the percolation character of necklace structures.
Journal ArticleDOI
Prediction of 42CrMo steel flow stress at high temperature and strain rate
TL;DR: Based on the classical stress-dislocation relation and the kinematics of the dynamic recrystallization, the flow stress constitutive equations of the work hardening-dynamical recovery period and dynamical recystallization period were established for 42CrMo steel, respectively as discussed by the authors.
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Dynamic recrystallization behavior of a typical nickel-based superalloy during hot deformation
A critical review of experimental results and constitutive descriptions for metals and alloys in hot working
Yong-Cheng Lin,Xiao-Min Chen +1 more