Ultrauniform, strong, and ductile 3D-printed titanium alloy through bifunctional alloy design

J Zhang, MJ Bermingham, J Otte, Y Liu, Z Hou, N Yang… - Science, 2024 - science.org
Coarse columnar grains and heterogeneously distributed phases commonly form in metallic
alloys produced by three-dimensional (3D) printing and are often considered undesirable …

Laser additive manufacturing of titanium alloys: process, materials and post-processing

JL Su, FL Jiang, J Teng, LQ Chen, G Requena, M Yan… - Rare Metals, 2024 - Springer
Laser additive manufacturing (LAM) of titanium (Ti) alloys has emerged as a transformative
technology with vast potential across multiple industries. To recap the state of the art, Ti …

Unraveling microstructure and mechanical response of an additively manufactured refractory TiVHfNbMo high-entropy alloy

D Cui, B Guo, Z Yang, X Liu, Z Wang, J Li, J Wang… - Additive …, 2024 - Elsevier
Refractory high-entropy alloys (RHEAs) have attracted considerable interest due to their
elevated melting points and exceptional softening resistance. Nevertheless, the ambient …

Metallurgy and solidification microstructure control of fusion-based additive manufacturing fabricated metallic alloys: a review

Q Li, XR Li, BX Dong, XL Zhang, SL Shu, F Qiu… - Acta Metallurgica Sinica …, 2024 - Springer
The metal-based additive manufacturing (AM), also referred to as metal 3D printing, has
drawn particular interest because it enables direct creation, aided by computationally …

Stabilizing 3D-printed metal alloys

LC Zhang, J Wang - Science, 2024 - science.org
Three-dimensional (3D) printing, also known as additive manufacturing, continues to
reshape industries, including metals production. Among its advantages are decreasing the …

On the role of grain morphology in the mechanical behavior of laser powder bed fusion metastable β titanium alloy

G Su, J Chang, Z Zhai, Y Wu, Y Ma, R Yang… - Materials Science and …, 2024 - Elsevier
A metastable titanium alloy Ti–3Al–6Fe–6V–2Zr (wt.%, Ti3662) was fabricated by laser
powder bed fusion (LPBF), and high resolution digital image correlation (HRDIC) coupled …

Unleashing multi-scale mechanical enhancement in NiTi shape memory alloy via annular intra-laser deposition with homogenized Ti2Ni nanoprecipitates

J Yi, L Wan, T Shu, X Zhang, F Liu, GJ Cheng - Acta Materialia, 2024 - Elsevier
Additive manufacturing (AM) of composition-sensitive NiTi shape memory alloys (SMAs) is
hindered by uncontrollable non-equilibrium microstructures, leading to functional …

Investigating phase transformation, densification and diffusion mechanism of TiH2 powder to achieve a high ductile Ti6Al4V alloy

F Kuang, Y Pan, J Sun, Y Liu, C Lei, X Lu - Journal of Materials Processing …, 2024 - Elsevier
The challenges of micro-pores resistant to closure and significant ductility loss during the
pressureless sintering of titanium (Ti) alloy powder mixtures have been overcome through …

Microstructural evolution and enhanced properties of multi-layer TiZrNbCrCo high entropy alloy coatings laser-clad onto Ti–6Al–4V alloy

Y Meng, Z Yang, Y Shi, X Liu, L Wang, Q Zhang, J Yao - Intermetallics, 2024 - Elsevier
In response to the issues of low hardness and inadequate wear resistance observed in Ti–
6Al–4V alloy, this study employs a laser cladding technique to fabricate high-entropy alloy …

Toward develo** remanufactured Ti6Al4V alloys with high fatigue crack growth resistance by in-situ cooling during laser remanufacturing

W Ling, X Wang, Q Gao, Z Gao, X Wang… - International Journal of …, 2024 - Elsevier
The fatigue performance of remanufactured titanium alloy blade components has garnered
significant attention in recent years. The repaired titanium alloy components using the direct …