POWDER_METALLURGY

作品数：339被引量：935H指数：12
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Oxygen variation in titanium powder and metal injection molding
《International Journal of Minerals,Metallurgy and Materials》2024年第12期2706-2713,共8页Junping Shen Chang Liu Muhammad Dilawer Hayat Jianan Chen Hanqing Tian Fusheng Xin Gang Chen Fei Yang Mingli Qin Xuanhui Qu 
financially supported by the National Key Research and Development Program of China(No.2021 YFB3701900);the National Natural Science Foundation Program of China(No.51971036);the Open Research Fund of State Key Laboratory of Mesoscience and Engineering(No.MESO-23-D07).
The control of oxygen is paramount in achieving high-performance titanium(Ti)parts by powder metallurgy such as metal in-jection molding(MIM).In this study,we purposely selected the Ti and Ti-6Al-4V powders as the ref...
关键词：titanium alloys OXYGEN metal injection molding powder metallurgy 
Strong and efficient bismuth telluride-based thermoelectrics for Peltier microcoolers
《National Science Review》2024年第10期325-334,共10页Hua-Lu Zhuang Bowen Cai Yu Pan Bin Su Yilin Jiang Jun Pei Fengming Liu Haihua Hu Jincheng Yu Jing-Wei Li Zhengqin Wang Zhanran Han Hezhang Li Chao Wang Jing-Feng Li 
supported by the Basic Science Center Project of National Natural Science Foundation of China(52388201);the National Key R&D Program of China(2023YFB3809400);the China Postdoctoral Science Foundation(2023M731870);H.L.Z.,J.Y.and H.L.acknowledge financial support from the Shuimu Tsinghua Scholar Program(2022SM045).
Thermoelectric Peltier coolers(PCs)are being increasingly used as temperature stabilizers for optoelectronic devices.Increasing integration drives PC miniaturization,requiring thermoelectric materials with good streng...
关键词：bismuth telluride THERMOELECTRIC powder metallurgy precision processing Peltier cooler MICRODEVICE 
Ballistic performance of titanium-based layered composites made using blended elemental powder metallurgy and hot isostatic pressing
《Defence Technology（防务技术）》2024年第9期1-14,共14页Pavlo Markovsky Jacek Janiszewski Dmytro Savvakin Oleksandr Stasyuk Bartosz Fikus Victor Samarov Vianey Ellison Sergey V.Prikhodko 
funding from the NATO Agency Science for Peace and Security (#G5787);Ballistic investigations were co-financed by Military University of Technology in Warsaw under research project UGB 829/2023/WAT;Separate works made in G.V.Kurdyumov Institute for Metal Physics of N.A.S.of Ukraine were partially financially supported by N.A.S.of Ukraine within the frames of project#III09-18。
Metal matrix composites tiles based on Ti-6Al-4V(Ti64)alloy,reinforced with 10,20,and 40(vol%)of either TiC or TiB particles were made using press-and-sinter blended elemental powder metallurgy(BEPM)and then bonded to...
关键词：Metal matrix composites Powder metallurgy Titanium hydride powder Master alloy Titanium carbide Titanium boride Hot isostatic pressing Ballistic tests 
Microstructure and microtexture evolution characteristics of a powder metallurgy Ni-based superalloy during static recrystallization
《Journal of Iron and Steel Research International》2024年第9期2308-2325,共18页Zhi-qiang Li De-cheng Wang Yue-wen Zhai Chao Jiang Le-yu Zhou Zhi-guang Zhou Hui-zhen Wang Zi-bo Zhang Lin Yan Li-ping Wang Guang Yu 
supported by the technology development fund of Beijing Research Institute of Mechanical&Electrical Technology Co.,Ltd.,CAM,Construction of Innovation Leading Talents and Innovation Team of China Academy of Machinery Science and Technology Group:Vacuum forming technology and equipment innovation team.
Static recrystallization(SRX)characteristics of a powder metallurgy superalloy were investigated by isothermal compression at 1080–1170℃ under strain rates of 0.01–0.1 s^(−1),strains of 0.1,0.22,or 0.5,and holding ...
关键词：Powder metallurgy Ni-based superalloy Static recrystallization Microtexture evolution Recrystallization mechanism Prediction model 
Short-term oxidation behavior of powder metallurgy Al_(0.8)Co_(0.5)Cr_(1.5)CuFeNi HEA in high-temperature solid and semi-solid intervals
《Journal of Materials Science & Technology》2024年第26期116-131,共16页Minjie Huang Jufu Jiang Ying Wang Yingze Liu Ying Zhang Jian Dong 
supported by the National Natural Science Foun-dation of China(NSFC)under Grant No.52071113.
In this work,possible short-term thermal exposure oxidation in hot processing including semi-solid processing is focused.We aim to investigate the short-term oxidation behavior of a novel powder metallurgy Al_(0.8)Co_...
关键词：High entropy alloy Short-term oxidation Semi-solid interval Oxidation behavior Oxidation resistance 
Two-stage aging treatment to accelerate aging kinetics without impairing strength in B_4C/7A04Al composite
《Science China(Technological Sciences)》2024年第8期2485-2492,共8页CHEN YunTao MA GuoNan ZHU ShiZe WANG Dong XIAO BoLv MA ZongYi 
supported by the National Key R&D Program of China (Grant No. 2022YFB3707405);the National Natural Science Foundation of China (Grant Nos. U22A20114 and 52301200);the Guangdong Basic and Applied Basic Research Foundation (Grant No. 2021A1515110525);the Project Funded by China Postdoctoral Science Foundation (Grant No. 2023M733573);the Natural Science Foundation of Liaoning Province (Grant No. 2023-BS-020);the Liaoning Revitalization Talents Program (Grant No. XLYC2007009)。
Aging treatments are the key process to obtain satisfactory strength for 7xxxAl alloys and their composites. However, traditional single-stage(SS) aging is time-consuming to reach a peak strength condition. In this st...
关键词：aluminum matrix composites aging treatment powder metallurgy mechanical properties PRECIPITATION 
Hot deformation behavior and microstructure evolution of GH3536-TiB_(2) composites fabricated by powder metallurgy
《Science China(Technological Sciences)》2024年第7期2107-2124,共18页ZHOU ShiPeng WANG Shuai HUANG LuJun ZHANG Rui CHEN Xin MENG FanChao CHEN Run SUN FengBo WANG CunYu GENG Lin 
supported by the National Key R&D Program of China (Grant No. 2021YFB3701203);the National Natural Science Foundation of China (Grant Nos. U22A20113, 52171137, 52201156 and 52071116);Heilongjiang Touyan Team Program, Heilongjiang Provincial Natural Science Foundation of China (Grant No. TD2020E001);Heilongjiang Postdoctoral Fund (Grant No. LBH-Z20058);Key Laboratories Foundation (Grant No. 6142910220206)。
The hot deformation behavior and microstructure evolution of GH3536-TiB2composites fabricated by powder metallurgy(PM)were examined in the temperature range of 950–1150℃ and strain rate range of 0.001–1 s^(-1). The...
关键词：GH3536 alloy matrix composites powder metallurgy hot deformation behavior microstructure evolution 
Microstructure evolution and strengthening mechanism of high -performance powder metallurgy TA15 titanium alloy by hot rolling被引量：1
《International Journal of Minerals,Metallurgy and Materials》2024年第6期1426-1436,共11页Ying Gao Ce Zhang Jiazhen Zhang Xin Lu 
supported by the National Natural Science Foundation of China(No.52274359);Guangdong Basic and Applied Basic Research Foundation,China(No.2022A1515110406);Beijing Natural Science Foundation,China(No.2212035);the Fundamental Research Funds for the Central Universities,China(Nos.FRF-TP-19005C1Z and 00007718);the Aeroengine Group University Research Cooperation Project,China(No.HFZL2021CXY021);the State Key Lab of Advanced Metals and Materials,University of Science and Technology Beijing,China(Nos.2021Z-03 and 2022Z-14).
Hot deformation of sintered billets by powder metallurgy(PM)is an effective preparation technique for titanium alloys,which is more significant for high-alloying alloys.In this study,Ti–6.5Al–2Zr–Mo–V(TA15)titaniu...
关键词：elemental powder powder metallurgy titanium alloy hot rolling strength and plasticity 
The rapid densification behavior of powder metallurgy Ti alloys by induction heating sintering
《Journal of Materials Science & Technology》2024年第14期152-164,共13页Kejia Pan Xiaotao Liu Bao Wang Shuai Gao Shixing Wu Ning Li 
supported by the National Key Research and Development Program of China(No.2020YFB2008300);the National Natural Science Foundation of China(Nos.51971097 and 52301147);the Young Elite Scientist Sponsorship Program by China Association for Science and Technology(No.YESS20210054);the Hubei Province Natural Science Foundation(No.ZRMS2022000863);the Fundamental Research Funds for the Central Universities of Huazhong University of Science and Technology(No.2172021XXJS010)and the project supported by State Key Laboratory of Powder Metallurgy,Central South University,Changsha,China.
Micropores are decisive to mechanical properties and thermal deformation capabilities of powder met-allurgy(P/M)Ti alloys sintered compacts.As a result,achieving express densification is of prime im-portance and has a...
关键词：Titanium alloy Powder metallurgy Induction heating sintering Radiation heating sintering Current field SIMULATION 
Tribological properties of Al-GNP composites at elevated temperature
《Friction》2024年第5期1028-1041,共14页Sunil POUDEL Rizwan BAJWA Yongde XIA Zakir KHAN Yi ZHANG Yanqiu ZHU 
supported by the“The Royal Society”(INF\PHD\180005).
Lighter and more powerful next generation vehicles and other rotary machinery demand bearings to operate in harsher conditions for higher efficiency,and the continuous development of advanced low-wear and friction mat...
关键词：NANOCOMPOSITE graphene nanoplatelet(GNP) TRIBOLOGY powder metallurgy 
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