HYPEREUTECTIC

作品数：38被引量：136H指数：5
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相关领域：金属学及工艺一般工业技术更多>>
相关作者：李少君余琨贾丽娜原赛男中江秀雄更多>>
相关机构：中南大学华中科技大学中国人民解放军军事交通学院早稻田大学更多>>
相关期刊：《Chinese Journal of Mechanical Engineering》《International Journal of Minerals,Metallurgy and Materials》《Transactions of Nonferrous Metals Society of China》《稀有金属材料与工程》更多>>
相关基金：国家自然科学基金中国博士后科学基金广东省自然科学基金The Royal Society更多>>
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High strength Al_(0.7)CoCrFeNi_(2.4)hypereutectic high entropy alloy fabricated by laser powder bed fusion via triple-nanoprecipitation被引量：2
《Journal of Materials Science & Technology》2024年第20期141-155,共15页Zhaowen Geng Chao Chen Miao Song Jinru Luo Jiaxuan Chen Ruidi Li Kechao Zhou 
The authors would like to acknowledge experimental help and invaluable discussions from Shanzi Yu,Xianglong Li,Zhongliang Shu,Shichao Liu,Ruifeng Xu,Pengda Niu,Dan Li,Rou Ding,Min Liu,Haoyang Li,and Taomei Zhang.The authors would also like to acknowledge the financial support from the Natural science foundation of China(No.52271046,No.52171052);the Natural Science Foundation of Hunan Province,China(No.2022JJ20061,No.2023JJ30684);the Key R&D Program of Guangdong Province,China(No.2019B010943001);the Transformation and Industrializa-tion Plan of Scientific and Technological Achievements of Hunan Province,China(No.2020GK2031);the National Natural Science Foundation of China(No.52171052);the funding from State Key Laboratory of Powder Metallurgy,Central South University;the Fundamental Research Funds for the Central Universities of Central South University.
Eutectic high-entropy alloys,composed of FCC/B2 phases with a narrow solidification interval and excel-lent fluidity,have become a new hotspot in additive manufacturing.Nevertheless,their microstructures exhibit signi...
关键词：Laser powder bed fusion HYPEREUTECTIC High entropy alloys NANOPRECIPITATION Strengthening mechanism 
Mechanism of primary Si and Fe-segregation for a hypereutectic 90 wt.%Si-Ti alloy melt in directional solidification via electromagnetism
《Journal of Iron and Steel Research International》2023年第4期726-735,共10页Kui-song Zhu Li Cao Ying-tao Zhao Jun Wang Xiang-kui Cheng 
the Sichuan Science and Technology Program(2021YJ0548);Panzhihua Science and Technology Project(2020CY-G-15);Research Project of Panzhihua University(2020ZD002);Project of Sichuan Key Laboratory for comprehensive utilization of vanadium and titanium resources(2019FTSZ06,2020FTSZ01).
The electromagnetic directional solidification(DS)phase separation experiments of high silicon 90 wt.%Si–Ti alloy were performed under various pulling-down speeds.The results showed that Si enriched layer,Si+TiSi_(2)...
关键词：High silicon Si-Ti alloy Primary Si Electromagnetic directional solidification Si enriched layer Impurity segregation 
Morphological Heredity of Intermetallic Nb_(5)Si_(3)Dendrites in Hypereutectic Nb-Si Based Alloys via Non-Equilibrium Solidification
《Chinese Journal of Mechanical Engineering》2022年第5期393-400,共8页Yueling Guo Lina Jia Wenjun Lu Hu Zhang 
National Natural Science Foundation of China(Grant No.51571004).
For hypereutectic Nb-Si based alloys,primary Nb_(5)Si_(3)phases typically grow in a faceted mode during equilibrium or near-equilibrium solidification,which damages the ductility and toughness.To address this issue,he...
关键词：Nb-Si alloy Intermetallics Nb_(5)Si_(3) Rapid solidification Dendritic growth 
Effect of transverse static magnetic field on radial microstructure of hypereutectic aluminum alloy during directional solidification被引量：5
《Journal of Materials Science & Technology》2021年第17期207-214,共8页Shaodong Hu Long Hou Kang Wang Zhongmiao Liao Wen Zhu Aihua Yi Wenfang Li Yves Fautrelle Xi Li 
the National Natural Science Foundation of China(Nos.51571056,51690164 and 51904183);the Technological Innovation Projects of Universities in Guangdong Province(Nos.2017KTSCX177 and 2020KQNCX084);China Postdoctoral Science Foundation(No.2020M683463);Guangdong Basic and Applied Basic Research Foundation(No.2019A1515110135);the Natural Science Foundation of Guangdong Province(No.2018A030310024)。
The effect of different scales thermoelectric magnetic convection(TEMC)on the radial solidification microstructure of hypereutectic Al alloy has been investigated under transverse static magnetic field during directio...
关键词：Static magnetic field Directional solidification Melt flow Radial solidification microstructure FRECKLE 
Comparison of contribution of sub-rapid cooling and shear deformation to refinement of Fe-rich phase in hypereutectic Al-Fe alloy during rheo-extrusion被引量：1
《Journal of Iron and Steel Research International》2020年第11期1294-1302,共9页Xiang Wang Ren-guo Guan Yuan-dong Li Ti-jun Chen 
the National Key Research and Development Program under Grant No.2018YFB2001800;the National Natural Science Foundation of China under Grant Nos.51674077 and 51871184;Joint fund between Shenyang National Laboratory for Materials Science and State Key Laboratory of Advanced Processing and Recycling of Nonferrous Metals under Grant No.18LHPYO13;High-Level Talent Support Program of Liaoning under Grant No.XLYC1802128。
A hypereutectic Al-3Fe(wt.%)alloy was subjected by rheo-extrusion,and the effect of sub-rapid cooling and shear deformation on the refinement of Fe-rich phase was investigated.The results showed that both the primary ...
关键词：Fe-rich phase Hypereutectic Al-Fe alloy REFINEMENT Sub-rapid cooling Shear deformation 
Effect of Cu-Ni and Cu-Ni-Mn on the Microstructural and Mechanical Behaviour of As-Cast Non-Inoculated Hypereutectic Grey Iron
《Journal of Minerals and Materials Characterization and Engineering》2020年第2期27-46,共20页Seidu Ojo Adama Sumaila Onigbajumo Adetunji 
The hypereutectic region of grey cast iron has received very little attention especially for designing cast products by researchers. Due to its high carbon equivalence, hypereutectic grey iron poses some challenges es...
关键词：HYPEREUTECTIC Grey IRON Microstructure Hardness Tensile Strength Inoculation GRAPHITIZATION Cast IRON ALLOYING 
Reliability evaluation of hardness test methods of hardfacing coatings with hypoeutectic and hypereutectic microstructures被引量：1
《International Journal of Minerals,Metallurgy and Materials》2019年第12期1585-1593,共9页Nilay Comez Can Civi Hulya Durmus 
Hardfacing coatings involve hard carbide/boride phases dispersed in a relatively soft steel matrix.For the hardness measurements of hardfacing coatings,depending on the microstructure,both the hardness test method and...
关键词：HARDFACING HARDNESS measurement reliability CARBIDE BORIDE wear 
Effect of complex modification of Al-5Ti and Al-3P on hypereutectic Al-18Si alloys被引量：1
《Journal of Central South University》2019年第10期2651-2660,共10页WANG Jian-hua YANG Wei TU Hao LIU Ya PENG Hao-ping SU Xu-ping 
Project(51571039) supported by the National Natural Science Foundation of China
The solidification microstructure,fracture morphologies,and mechanical properties of an Al-18Si alloy and alloys modified with Al-5Ti and Al-3P master alloys were investigated using an optical microscope,scanning elec...
关键词：hypereutectic Al-Si alloy MODIFICATION solidification structure mechanical properties 
Comparative cyclic oxidation behaviour and effect of oxides on hardness of wear resistance coating alloys T-401 and T-900
《Journal of Iron and Steel Research International》2019年第10期1069-1079,共11页Abdul Rehman Yang Liang Mohammad Hassan Shirani Bidabadi Zheng Yu Chi Zhang Hao Chen Zhi-gang Yang 
The investigated alloys are newly developed Tribaloy alloys with enhanced crack and oxidation resistance over the traditional Tribaloy alloys.The cyclic oxidation performance and effects of complex oxides on the hardn...
关键词：Tribaloy HYPOEUTECTIC ALLOY HYPEREUTECTIC ALLOY Cyclic oxidation Depletion NITRIDE HARDNESS 
Characterization of high-pressure die-cast hypereutectic Al-Si alloys based on microstructural distribution and fracture morphology被引量：3
《Journal of Materials Science & Technology》2019年第6期1099-1107,共9页X.Y. Jiao J. Wang C.F. Liu Z.P. Guo G.D. Tong S.L. Ma Y. Bi Y.F. Zhang S.M. Xiong 
the National Natural Science Foundation of China (Grant No. 51775297);the National Science and the Tsinghua University Initiative Scientific Research Program (No. 20151080370);UK Royal Academy of Engineering/Royal Society through the Newton International Fellowship Scheme for financial support
The fracture behavior of high-pressure die-cast hypereutectic(HPDC) Al-Si alloys was investigated using a high-resolution laboratory CT and synchrotron X-ray tomography with a particular focus on the influence of HPDC...
关键词：HYPEREUTECTIC AL-SI alloy Primary silicon particles POROSITY Fracture morphology High pressure die CASTING 
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