Precipitation behavior of Alloy 625 and Alloy 625 plus
Li-Jen Yu,Emmanuelle A. Marquis +1 more
TLDR
In this paper, the precipitation behavior of Alloy 625 and Alloy 625 Plus after thermal aging at 650°C up to 1000 h were quantitatively compared and it was shown that Alloy 625 plus exhibited higher number density and volume fraction and a slower coarsening rate of γ″ precipitates.About:
This article is published in Journal of Alloys and Compounds.The article was published on 2019-11-30 and is currently open access. It has received 20 citations till now. The article focuses on the topics: Hardenability & Alloy.read more
Citations
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Temperature dependence of deformation behavior, microstructure evolution and fracture mechanism of Inconel 625 superalloy
Xudong Liu,Jiangkun Fan,Peizhe Zhang,Jin Xie,Fulong Chen,Degui Liu,Ruihao Yuan,Bin Tang,Hongchao Kou,Jinshan Li +9 more
TL;DR: In this paper, the temperature effect on deformation behavior, microstructural evolution and fracture mechanism of Inconel 625 superalloy sheet were systematically investigated in a wide temperature range from room temperature (RT) to 950°C.
Journal ArticleDOI
Exploring alloying effect on phase stability and mechanical properties ofγ″-Ni3Nb precipitates with first-principles calculations
TL;DR: In this article, the effects of alloying elements (i.e., Sc, Ti, V, Cr, Mn, Fe, Co, Y, Zr, Mo, Tc, Ru, Rh, Pd, Hf, Ta, W, Re, Os, Ir, and Pt) on site preference, phase stability and mechanical properties of the γ-Ni3Nb were investigated.
Journal ArticleDOI
Three-dimensional Phase-field simulation of γ″ precipitation kinetics in Inconel 625 during heat treatment
Caleb O. Yenusah,Yanzhou Ji,Yucheng Liu,Tonya W. Stone,Mark F. Horstemeyer,Long Qing Chen,Lei Chen +6 more
TL;DR: In this paper, a phase-field model was proposed to model and analyze the nucleation and growth kinetics of metastable D022-Ni3Nb particles in Inconel 625 during isothermal and non-isothermal aging conditions with thermodynamic properties, diffusion coefficients, and misfit strain data from both the literature and calibration to experimental results.
Journal ArticleDOI
Thermal Processing Map and Microstructure Evolution of Inconel 625 Alloy Sheet Based on Plane Strain Compression Deformation.
TL;DR: In this paper, the deformation behavior of an Inconel 625 alloy sheet at various temperatures and strain rates was studied, and peak stress was selected to establish the constitutive equation, and the processing maps under different strains were drawn.
Journal ArticleDOI
Microstructural Responses of Alloy 625 and Alloy 625 Plus Under Ion and Proton Irradiations
Li-Jen Yu,Emmanuelle A. Marquis +1 more
TL;DR: In this paper, the authors investigated the precipitation behavior of Ni-based alloys in the as-quenched and aged conditions and found that the irradiated microstructures converged to the same steady state for a given irradiation condition.
References
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Journal ArticleDOI
The kinetics of precipitation from supersaturated solid solutions
I.M. Lifshitz,V.V. Slyozov +1 more
TL;DR: In this paper, an analysis is made of the process whereby diffusion effects can cause the precipitation of grains of a second phase in a supersaturated solid solution, and the kinetics of this type of grain growth are examined in detail.
Book
The Superalloys: Fundamentals and Applications
TL;DR: In this paper, the physical metallurgy of nickel and its alloys is discussed and single crystal superalloys for blade applications for turbine disc applications are discussed. And the role of coatings is discussed.
Theorie der Alterung von Niederschlägen durch Umlösen (Ostwald-Reifung)
TL;DR: Theorie der Alterung eines schwerloslichen Niederschlags wie AgBr durch Umlosen is quantitativ entwickelt as discussed by the authors.
Journal ArticleDOI
Analysis of Three-dimensional Atom-probe Data by the Proximity Histogram
TL;DR: A data compilation technique for the generation of composition profiles in the vicinity of interfaces in a geometrically independent way is outlined, applied to quantitative determination of interfacial segregation of silver at a MgO/Cu(Ag) heterophase interface.
Journal ArticleDOI
Morphology of y’ and y” precipitates and thermal stability of inconel 718 type alloys
R. Cozar,André Pineau +1 more
TL;DR: In this article, the precipitation microstructure varies rapidly with aging temperature and composition, and the influence of composition and aging temperature on the conditions that bring about this compact morphology has been investigated.