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Fabrication of Tungsten Carbide Nanoparticles from Refluxing Derived Precursor文季秋1,LI Yongdi2,MENG Xiaopeng2,YIN Guangfu2,姚亚东21. Analytical & Testing Center, Sichuan University2. College of Materials Science and Engineering, Sichuan University摘 要:Tungsten carbide(WC) nanoparticles were fabricated from a novel refluxing-derived precursor. The precursor......
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-shan. Preparation of nano-tungsten powder from WO2.72[J]. Rare Metal Materials and Engineering, 2011, 40(12): 2216-2220. [8] FARID A, ISLAM S H, ASKARI S J, TIAN J J, GUO Shi-ju. Effect of WC...): 405-410. [9] ZHANG J X. Effect of reduction and carburization temperature of tungsten powder on WC-phase substructure and mechanical properties of WC-Co cemented carbide[J]. International Journal......
μm is obtained. After carburizing, the powder can be used to produce ultra-coarse grain cemented carbide with grain size above 5 μm. Key words: coarse grain tungsten powder; hydrogen reduction... 50 μm (Fsss). But its defects and micro-strain are relatively more than those of the powder without addition of dopant. Some researches show that the crystalline perfection of tungsten carbide grain......
Research on rare earth and iron-rich diamond-enhanced tungsten carbide composite buttonSHI Xiaoliang, SHAO Gangqin, DUAN Longchen, and YUAN Runzhang State Key Laboratory of Advanced Technology...="ChDivSummary"><正>At the present time in china, the binder used in tungsten carbide composite button is mainly cobalt, which is very expensive. In order to solve the problems, a new type of rare earth......
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Effects of Rare Earth and Alkaline Earth on Spheroidizing of Eutectic Carbides in Low Tungsten White Cast Iron Fu Hanguang1,Zou Dening2 (1.Department of Mechanical Engineering, Tsinghua University, Beijing 100084 , China;2.School of Metallurgical Engineering, Xi'an University of Architecture &Technology, Xi'an 710055, China) Abstract:Tungsten Alloy White Cast Iron(TAWCI) has great brittleness......
Effect of Ni Addition on Microstructure of Matrix in Casting Tungsten Carbide Particle Reinforced CompositeQuan Shan,Zulai Li,Yehua Jiang,Rong Zhou,Yudong SuiSchool of Material Science... matrix composites. By using vacuum casting-infiltration method to manufacture casting tungsten carbide particle reinforced composite,the addition of Ni can alter the microstructure of the matrix......
Synthesis of nanosized tungsten carbide from phenol formaldehyde resin coated precursorsLUO Ji GUO Zhimeng GAO Yuxi LIN Tao School of Materials Science and Engineering,University of Science and Technology Beijing,Beijing 100083,China摘 要:<正>Nanosized tungsten carbide was synthesized from phenol formaldehyde resin (PF) coated tungsten precursors.The......