Results 21 to 30 of about 2,259 (147)

Effect of different heat treatment processes on microstructure and mechanical properties of K4169 superalloy

open access: yesJournal of Aeronautical Materials, 2021
The microstructure and mechanical properties of different heat-treated K4169 alloys after standard heat treatment (SHT), hot isostatic pressing + standard heat treatment (HIP + SHT) and hot isostatic pressing + heat treatment without homogenization (HIP +
LI Yanjia   +6 more
doaj   +1 more source

Application trends of powder metallurgy patents in hot isostatic pressing titanium alloys

open access: yesFenmo yejin jishu
Based on the Incopat patent database, the literature search, data extraction, and quantitative analysis were conducted on the global powder metallurgy technology fields of hot isostatic pressing titanium alloys from the perspective of patent data.
BAO Fangfang   +3 more
doaj   +1 more source

Hot deformation behavior of 60NiTi shape-memory alloy fabricated by hot isostatic pressing

open access: yesMaterials Research Express, 2022
The 60NiTi (Ni60wt%–Ti40wt%) intermetallic is a hard-to-process material. Understanding of hot deformation behavior is crucial for the hot working of 60NiTi. This work studied hot deformation behavior and corresponding microstructure of the hot isostatic
Mei-Ling Li, Wen-Jin Gao, Ying-Hao Zhou
doaj   +1 more source

Cryogenic Deformation Behavior of TiAl and Insights Into Embrittlement After High‐Temperature Exposure Combined With Secondary Ion Mass Spectroscopy of Near Surface Chemistry

open access: yesAdvanced Engineering Materials, EarlyView.
Near‐surface deuterium enrichment profiles for different microstructural types of TiAl after exposure at 700 °C in a heavy water‐containing environment. The deuterium levels are significantly higher than expected from natural occurrence, indicating that the heavy water dissociated during the exposure treatment and entered the specimens.
Jonathan D. H. Paul   +5 more
wiley   +1 more source

Impact of the Process Atmosphere During Hot Isostatic Pressing on the Near‐Surface Composition of an Additively Manufactured Austenitic High‐Interstitial Steel

open access: yesAdvanced Engineering Materials, EarlyView.
A high interstital austenitic steel is additively manufactured and postdensified by HIP to eliminate gas porosity. Thereby, the loss of N and Mn in Ar HIP atmosphere is investigated. Further, HIP using N2 atmosphere is investigated which led to excessive nitride formation.
F. Großwendt   +4 more
wiley   +1 more source

Application of Hot Isostatic Pressing in Nickel-Based Single Crystal Superalloys

open access: yesCrystals, 2022
Hot isostatic pressing (HIP) technology can effectively reduce microstructure defects such as micropores, which are formed during solidification and hominization heat treatment, and thus further improve the high temperature performance of nickel-based SX
Yunsong Zhao, Siliang He, Longfei Li
doaj   +1 more source

Nitride MXenes Beyond Carbides: Bridging the Gap Between Computational Prediction and Experimental Realization

open access: yesAdvanced Functional Materials, EarlyView.
Nitride MXenes remain constrained by a persistent gap between computational prediction and experimental realization. This Review identifies the thermodynamic, kinetic, and chemical barriers limiting their synthesis, critically evaluates emerging fabrication routes, and proposes a multidimensional computational‐experimental framework to accelerate the ...
Naresh Varnakavi, Masoud Soroush
wiley   +1 more source

Densification modeling of titanium alloy powder during hot isostatic pressing [PDF]

open access: yesScience of Sintering, 2011
Densification model of titanium alloy (Ti-6Al-4V) are investigated during hot isostatic pressing (Hip). Experimental data was obtained at various pressures and temperatures during hot isostatic pressing (Hip).
Xue Y., Lang L.H., Bu G.L., Li L.
doaj   +1 more source

Role of Structural Disorder on Phonon Transport and Thermal Conductivity in Li6PS5Br

open access: yesAdvanced Functional Materials, EarlyView.
Solid electrolytes are fast ion and slow heat conductors. Although both transport properties are governed by lattice dynamics and atomic structure, their interplay remains poorly understood. Here, we study this interrelation in anion‐ordered and disordered Li6PS5Br.
Lukas Ketter   +4 more
wiley   +1 more source

Microstructure and mechanical properties of dispersion strengthened tungsten by HIP treatment followed by thermal annealing

open access: yesResults in Materials, 2020
Improvement of brittle mechanical properties on plasma facing materials-tungsten (PFM-W) is required for development of advanced divertors. We have developed dispersion-strengthened (DS)-W-Ti alloys using a new process which is based on a combination of ...
H. Noto   +3 more
doaj   +1 more source

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