High strength and ductility of a MgAg/MgGdYAg/MgAg sandwiched plate produced by high-pressure torsion

Q Huo, Y Chen, B Gao, Y Liu, M Liu, X Chen… - Acta Metallurgica Sinica …, 2023 - Springer
Due to their unique precipitation behavior, magnesium-rare earth (Mg-RE) alloys exhibit
excellent strength and high thermal stability. However, owing to the negative blocking effect …

High strength-ductility of heterogeneous sandwich Mg–Y alloys produced by high pressure torsion

X Chen, L Xiao, Y Liu, M Xu, T Xu, B Gao, Z Hu, H Zhou - Vacuum, 2020 - Elsevier
Due to unique precipitation behavior, magnesium-rare earth (Mg-RE) alloys exhibit excellent
strength. However, owing to the blocking effect of solid solute atoms on the slipping of …

Improvement of dynamic compression properties and strengthening mechanism of Mg–Y–Nd–Gd–Zr alloy by pre-twinning

G Chang, W Li, G Deng, Y Liu - Journal of Materials Science, 2023 - Springer
The effects of pre-twinning on the microstructure and dynamic compression properties of
non-aged and artificially aged Mg–Y–Nd–Gd–Zr alloys were investigated in this study …

Strengthening and toughening design and development of Mg-rare earth alloys

曾小勤, 史枭颖 - 航空材料学报, 2017 - jmonline.org
镁合金作为最轻质的结构材料, 在电子产品及汽车工业领域具有广泛的应用前景.
相比于非稀土镁合金, 稀土镁合金具有强度高且高温性能好的优点, 而成为研究热点之一 …

[HTML][HTML] Plastic deformation and fracture mechanisms of rolled Mg-8Gd-4Y-Zn and AZ31 magnesium alloys

J Deng, J Tian, Y Zhou, Y Chang, W Liang, J Ma - Materials & Design, 2022 - Elsevier
The wrought rare-earth and rare-earth-free magnesium alloys exhibit differences in plasticity
due to different slip and twinning behaviors. In this paper, the microstructure evolution and …

Simultaneously improving strength and ductility through laminate structure design in Mg–8.0 Gd–3.0 Y-0.5 Zr alloys

J Li, M Zhao, L Jin, F Wang, S Dong, J Dong - Journal of Materials Science …, 2021 - Elsevier
The laminate structure was applied to improve the mechanical properties of Mg-8.0 Gd-3.0 Y-
0.5 Zr alloys. Two types of laminate structures only with different distribution positions of fine …

Formation of nanocrystalline grain structure in an Mg-Gd-Y-Zr alloy processed by high-pressure torsion

X Ren, X An, S Ni, Y Huang, M Song - Materials Characterization, 2022 - Elsevier
In this paper, the microstructural and hardness evolutions of an Mg-5.91 Gd-3.29 Y-0.54 Zr
(wt%) alloy during high-pressure torsion (HPT) were investigated. Deformation twinning …

Microstructure and thermal stability of ultra fine grained Mg-based alloys prepared by high-pressure torsion

J Čížek, I Procházka, B Smola, I Stulíková… - Materials Science and …, 2007 - Elsevier
The microstructure of ultra fine grained (UFG) Mg and the Mg–9.33 wt.% Gd (Mg10Gd) alloy
and its development with temperature were studied in this work. The UFG specimens were …

High strength and ductility Mg-8Gd-3Y-0.5 Zr alloy with bimodal structure and nano-precipitates

X Wei, L Jin, F Wang, J Li, N Ye, Z Zhang… - Journal of Materials …, 2020 - Elsevier
To resolve the strength-ductility trade-off problem for high-strength Mg alloys, we prepared a
high performance Mg-8Gd-3Y-0.5 Zr (wt%) alloy with yield strength of 371 MPa, ultimate …

[HTML][HTML] On the micromechanism of superior strength and ductility synergy in a heterostructured Mg-2.77 Y alloy

Y Yang, Y Liu, S Yan, S Jiang, Z He, H Pan… - Journal of Magnesium and …, 2022 - Elsevier
Heterostructured metals and alloys are a new class of materials in which mechanical
behaviors between the heterogeneous regions are significantly different, and the …