Enhanced nanohardness and new insights into texture evolution and phase transformation of TiAl/TiB2 in-situ metal matrix composites prepared via selective laser …

W Li, Y Yang, J Liu, Y Zhou, M Li, S Wen, Q Wei, C Yan… - Acta Materialia, 2017 - Elsevier
TiAl/TiB 2 in-situ metal matrix composites (MMCs) with greatly enhanced nanohardness are
prepared via selective laser melting (SLM) for the first time in this study. The effect of TiB 2 …

Effect of substrate preheating on the texture, phase and nanohardness of a Ti–45Al–2Cr–5Nb alloy processed by selective laser melting

W Li, J Liu, Y Zhou, S Wen, Q Wei, C Yan, Y Shi - Scripta Materialia, 2016 - Elsevier
The crystallographic texture, phase composition and evolution, and nanohardness of a Ti–
45Al–2Cr–5Nb alloy processed by selective laser melting (SLM) at various substrate …

Enhanced mechanical property with refined microstructure of a novel γ-TiAl/TiB2 metal matrix composite (MMC) processed via hot isostatic press

W Li, Y Yang, M Li, J Liu, D Cai, Q Wei, C Yan, Y Shi - Materials & Design, 2018 - Elsevier
The microstructure design strategy is introduced to improve the mechanical property of a
novel γ-Ti-43.5 Al-6.5 Nb-1.5 Cr-0.5 C/TiB 2 metal matrix composite (MMC) fabricated by hot …

Ternary Interdiffusion Coefficients in BCC Ti-Al Based Alloys and Their Application in Simulations of Homogenization and Finite Diffusion Couples

KN Kulkarni, B Samantaray, SK Nayak - Metallurgical and Materials …, 2024 - Springer
Interdiffusion data have gained utmost significance for predictive alloy design and process
development with ever-increasing utilization of integrated computational materials …

Microstructure and compressive properties of porous hybrid materials consisting of ductile Al/Ti and brittle Al3Ti phases fabricated by reaction sintering with space …

A Suzuki, N Kosugi, N Takata, M Kobashi - Materials Science and …, 2020 - Elsevier
The strain-hardening of cell wall in porous metals decreases the energy absorption
properties. In order to suppress the strain hardening, porous hybrid materials consisting of …

Texture evolution, phase transformation mechanism and nanohardness of selective laser melted Ti-45Al-2Cr-5Nb alloy during multi-step heat treatment process

W Li, J Liu, Y Zhou, S Wen, J Tan, S Li, Q Wei, C Yan… - Intermetallics, 2017 - Elsevier
This paper for the first time systematic study the effect of heat treatment on the grains
characteristics, texture evolution, phases transformation mechanism and nanohardness of Ti …

Bulk nanostructured Ti-45Al-8Nb alloy fabricated by cryomilling and Spark Plasma Sintering

H Deng, A Chen, L Chen, Y Wei, Z Xia… - Journal of Alloys and …, 2019 - Elsevier
Elemental powder metallurgy is an effective way to improve the ductility and strength of
nanostructured TiAl alloys. However, the high ductility of Al largely restricts the application of …

A design of self-generated Ti–Al–Si gradient coatings on Ti–6Al–4V alloy based on silicon concentration gradient

X Hu, F Li, D Shi, Y Xie, Z Li, F Yin - Journal of Alloys and Compounds, 2020 - Elsevier
A new method, referred to as Self-generated Gradient Hot-dipping Infiltration (SGHDI), was
proposed to prepare Ti–Al–Si gradient coatings on Ti–6Al–4V alloy. The coating samples …

Microstructure evolution and mechanical properties of LaB6-modified Ti2AlNb alloy fabricated by blended elemental powder metallurgy

N Zhang, X Han, D Sun, S Liu, H Liu, W Yang, G Wu - Powder technology, 2020 - Elsevier
This study was conducted to evaluate the microstructure evolution of the blended elemental
powder metallurgy Ti 2 AlNb alloy with a 2.0 wt% LaB 6 addition and the effects of LaB 6 …

High-pressure torsion-induced phase transformations and grain refinement in Al/Ti composites

Y Sun, M Aindow, RJ Hebert, TG Langdon… - Journal of Materials …, 2017 - Springer
High-pressure torsion (HPT) deformation of multiphase metallic systems produces a high
density of interfaces and leads to atomic mixing between the constituent phases. Here we …