supported by the Nation Key Research and Development Program of China(No.2021YFB3701100).
The contradiction between mechanical properties and thermal conductivity of magnesium alloys is a roadblock for their widespread applications.In this study,we developed a hot-extruded Mg-8Gd-1Er-8Zn-1Mn alloy with hig...
financially supported by the National Key Research and Development Program of China(No.2022YFE0109600);the National Natural Science Foundation of China(No.52150710544)。
An additional hot compression process was applied to a dilute Mg−Mn−Zn alloy post-extrusion.The alloy was extruded at 150°C with an extrusion ratio of 15:1 and subsequently hot-compressed at 180°C with a true strain...
supported by National Key Research&Development Program of China(Grant Nos.2021YFB3703300,2021YFE010016 and 2020YFA0405900);National Natural Science Foundation(Grant Nos.52220105003 and 51971075);the Fundamental Research Funds for the Central Universities(Grant No.FRFCU5710000918);Natural Science Foundation of Heilongjiang Province-Outstanding Youth Fund(Grant No.YQ2020E006);JSPS KAKENHI(Grant No.JP21H01669).
High thermal conductivity and high strength Mg-1.5Mn-2.5Ce alloy with a tensile yield strength of 387.0 MPa,ultimate tensile strength of 395.8 MPa,and thermal conductivity of 142.1 W/(m·K)was successfully fabricated ...
supported by the National Natural Science Foundation of China(52474419,52374395);Natural Science Foundation of Shanxi Province(20210302123135,202303021221143);Scientific and Technological Achievements Transformation Guidance Special Project of Shanxi Province(202104021301022,202204021301009);Central Government Guided Local Science and Technology development projects(YDZJSX20231B003,YDZJSX2021A010);The Ministry of Science and Higher Education of the Russian Federation for financial support under the Megagrant(No.075-15-2022-1133);the National Research Foundation(NRF)grant funded by the Ministry of Science and ICT(2015R1A2A1A01006795)of Korea through the Research Institute of Advanced.
In this work,AZ31B extruded sheets with mixed-grain microstructures were prepared through extrusion.Samples of mixed-grain microstructure with different morphologies were selected from the AZ31B extruded sheets(referr...
Project(2021YFC2900200)supported by the National Key Research and Development Project of China;Project(20230203114SF)supported by the Key Research and Development Project of Jilin Province,China。
Basalt fibers/7075 aluminum matrix composites were studied to meet the demand of aluminum alloy drill pipes for material wear resistance.The composites with different basalt fiber additions were prepared by hot presse...
supported by the National Science and Technology Major Project,China(No.2019-VI-0004-0118);the National Natural Science Foundation of China(No.51771152);the National Key R&D Program of China(No.2018YFB1106800)。
Microstructure,texture,and mechanical properties of the extruded Mg-2.49Nd-1.82Gd-0.2Zn-0.2Zr alloy were investigated at different extrusion temperatures(260 and 320℃),extrusion ratios(10:1,15:1,and 30:1),and extrusi...
Project supported by Guangdong Basic and Applied Basic Research Foundation(2024A1515030065,2023A1515012299);Guangzhou Science and Technology Planning Project(2024A04J6299,202201011454);Young Talent Support Project of Guangzhou Association for Science and Technology(QT2024-012);the National Natural Science Foundation of China(52101283);National College Students Innovation and Entrepreneurship Training Program(xj2023118450625)。
Effects of different volume fraction of long-period stacking ordered(LPSO)phase on the microstructure,mechanical property and anisotropy of the as-extruded Mg-xZn-yY-0.1Mn(x=1 wt%,2 wt%,4 wt%and y=2 wt%,4 wt%,8 wt%)al...
Project supported by the National Natural Science Foundation of China(52201074,52475344,52171115,U20A20275);the Natural Science Foundation of Hunan Province(2024JJ5644,2023JJ50109)。
To clarify the mechanical behavior and deformation mechanism of rare earth magnesium(Mg)alloy WE43 under extreme service loads,high-speed impact tests under various deformation temperatures and loading paths were cond...
Project supported by the National Natural Science Foundation of China(52071093,52071175);the Natural Science Foundation of Heilongjiang Province of China(LH2023E059);the Opening Project of Jiangsu Key Laboratory of Advanced Structural Materials and Application Technology(ASMA202205)。
Microstructure regulation via short-time heat treatment is conducive to the optimization in the microstructure and properties of precipitable magnesium(Mg)alloys,but there is currently a lack of relevant studies.In th...
supported by the National Key R&D Program of China(No.2021YFB3701100);the Joint Funds of the National Natural Science Foundation of China(No.U22A20187);the Science and Technology Innovation Program of Hunan Province(Nos.2023RC3268,2021JC0005 and 2020RC4013);the Science Fund of State Key Laboratory of Advanced Design and Manu-facturing Technology for Vehicle(No.32117009);the Projects“Development of lightweight high-performance Mg alloys profiles manufacturing technologies”and“Research and development of room-temperature bendable Mg alloy thin sheets manufactur-ing technology”from QingHai Salt Lake Industry Co.,Ltd.(Nos.2022-Z-0810000000-21-ZC0609-0001 and 2022-Z-08);the“Technology Innovation 2025”Major Special Project of Ningbo City;The first-principles calculations work was carried out using software provided by the High Performance Computing Center of Central South University.
In the present work,a new Mg-Bi based alloy is developed by the addition of Zn and Ca in equiva-lent atom fraction with Bi.Mg-Bi and Mg-Bi-Zn-Ca alloys were prepared by extrusion at a ram speed of 20 mm/s.Room tempera...