Recent progress in high-entropy alloys for laser powder bed fusion: Design, processing, microstructure, and performance

A Jarlöv, Z Zhu, W Ji, S Gao, Z Hu… - Materials Science and …, 2024 - Elsevier
Laser powder bed fusion (LPBF), as the most commercialized metal additive manufacturing
technique, is tantalizing the metallurgical community owing to its capabilities of directly …

Ultrastrong and ductile (CoCrNi) 94Ti3Al3 medium-entropy alloys via introducing multi-scale heterogeneous structures

J Wang, J Zou, H Yang, X Dong, P Cao, X Liao… - Journal of Materials …, 2023 - Elsevier
The coarsening-grained single-phase face-centered cubic (fcc) medium-entropy alloys
(MEAs) normally exhibit insufficient strength for some engineering applications. Here …

Double heterogeneous structures induced excellent strength–ductility synergy in Ni40Co30Cr20Al5Ti5 medium-entropy alloy

AX Li, XS Liu, R Li, SB Yu, MH Jiang, JS Zhang… - Journal of Materials …, 2024 - Elsevier
The application of single-phase face-centered cubic (FCC) medium entropy alloys (MEAs) in
the engineering industry is often hindered by the challenge of insufficient strength. In this …

Microstructural mechanisms endowing high strength-ductility synergy in CoCrNi medium entropy alloy prepared by laser powder bed fusion

M Yi, J Tu, L Yang, Z Zhou, S Chen, L Ding, Y Du… - Additive …, 2024 - Elsevier
CoCrNi medium entropy alloy (MEA) exhibits significant potential as a structural component
for engineering applications. However, the traditional processing methods for pursuing the …

[HTML][HTML] Ultrastrong and ductile synergy of additively manufactured H13 steel by tuning cellular structure and nano-carbides through tempering treatment

T Wen, F Yang, J Wang, H Yang, J Fu, S Ji - journal of materials research …, 2023 - Elsevier
Microstructural evolution and mechanical properties of H13 steel fabricated by selective
laser melting (SLM) with subsequent tempering treatment were systematically examined. It …

Chemical short-range order dependence of micromechanical behavior in CoCrNi medium-entropy alloy studied by atomic simulations

Y Liu, H Zhang, Y Yang, L Sun, X Zhao, HL Yan… - Journal of Alloys and …, 2023 - Elsevier
Chemical short-range order (CSRO) is a typical microstructural characteristic commonly
found in multi-principal element alloys (MPEAs). For MPEAs with the face-centered cubic …

Achieving excellent strength-ductility combination through the control of intricate substructures in an additively manufactured Co–Cr–Mo alloy

W Jiang, X An, S Ni, L Wang, J He, Z Chen… - Materials Science and …, 2023 - Elsevier
In this study, we successfully endowed a classical Co25Cr5Mo5W alloy with excellent
strength-ductility combination by regulating the substructures during laser powder bed …

[HTML][HTML] Nitrogen-doping assisted local chemical heterogeneity and mechanical properties in CoCrMoW alloys manufactured via laser powder bed fusion

W Jiang, R Li, J He, S Ni, L Wang, Z Chen… - Advanced Powder …, 2024 - Elsevier
CoCrMoW alloys with different nitrogen (N) additions (0, 0.05, 0.1, and 0.2​ wt%) were
prepared via laser powder bed fusion (LPBF). The effects of N content on the microstructure …

Structure and properties of laser cladding CoCrNi multicomponent alloy coating used in rain gauge

C Liu, X Qiu, J Peng, Z Wang - Optics and Lasers in Engineering, 2023 - Elsevier
Rain gauge is an important measuring instrument, which is widely used for rainfall
measurement under various conditions. However, since the rain gauge is used in outdoor …

Effect of thermo-mechanical treatment on cryogenic mechanical properties of a medium-entropy Fe65Co12. 5Ni12. 5Cr9. 5C0. 5 alloy produced by the laser-based …

E Povolyaeva, I Astakhov, D Shaysultanov… - Materials Science and …, 2024 - Elsevier
Microstructure and mechanical properties of the Fe 65 Co 12.5 Ni 12.5 Cr 9.5 C 0.5 (in at.%)
medium-entropy alloy obtained by the laser-based powder bed fusion (PBF-LB) was …