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Influence of Ti Powder Characteristics on the Mechanical Properties of Porous Ti Using Space Holder TechniqueBoqiong LI,Xing LULiaoning Key Materials Laboratory for Railway,School of Materials Science and Engineering,Dalian Jiaotong University摘 要:Porous Ti samples were fabricated by powder metallurgy technique using three kinds of Ti powder......
Variation of mechanical properties and microstructures of Al-Pb mixed powder during mechanical millingHE Wen-xiong(贺文雄)1, FANG Wen-bin(房文斌)1, WANG Er-de(王尔德)1,2, HAN Fei(韩 飞)1(1. Research Institute..., and the microhardness and density of the milled powder were tested. The results show that at beginning of milling, the particle size of Al-Pb mixed powder increases, then it decreases to a stable value......
Effects of heat treatment on the properties of powder injection molded AlN ceramicsAkhtar Farida摘 要:The effects of two different heat-treatment atmospheres,nitrogen atmosphere and reducing nitrogen atmosphere with carbon,on the properties of Y2O3-doped aluminum nitride(AlN) ceramics were investigated.The AlN powder as a raw material was synthesized......
, North University of China摘 要:In order to study the properties of high-temperature sintered tungsten-copper powder shaped charge liner, the tungsten powder.... The microscopic morphology of the spinning shaped charge liner, and the particle properties of the copper and tungsten powder were studied with scanning electron microscopy. The experimental results......
Microstructural Characterization and Mechanical Properties of Powder Metallurgy Dual Phase Steel PreformsK. Mahesh,S. Sankaran,P. VenugopalDepartment of Metallurgical and Materials Engineering,IIT Madras, Chennai, India摘 要:In order to improve the mechanical properties of powder metallurgy (P/M) ferrite-pearlite steel, a dual phase (DP) ferrite......
Microstructures of Sintered Mo-Cu Alloys with Mechanically Activated Powder 张秀英1,蒋凯1,郭崇峰1 (1.河南师范大学化学与环境科学学院河南省高等学校环境科学与工程重点实验室,新乡 453002) 摘要:Mechanical activation and liquid phase sintering were used to manufacture high performance Mo-Cu alloy and develop new processes. The microstructures and properties of the alloy were investigated. The experimental results showed that: (1) the ball milled......
Effect of Al powder and silica sol on the structure and mechanical properties of Al2O3-ZrO2 foamsH.Sharifi1,M.Divandari1,A.Khavandi1,M.H.Idris21. School of Materials and Metallurgical Engineering... sponge replication method is one of the common ways for ceramic foam production. The existence of central triangular voids in the struts results in a decrease of mechanical properties limiting......
Influences of Hot-Isostatic-Pressing Temperature on the Microstructure, Tensile Properties and Tensile Fracture Mode of 2A12 Powder CompactGang Wang1,Li-Hui Lang1,Wen-Jun Yu2,Xi-Na Huang1,Fei Li21... and moved toward a small powder particle by HIP pressure under an HIPing temperature of 600 ℃, which led to a decrease in the mechanical properties and relative density. Better comprehensive properties were......
words: Fe-Cr-Mo-Ni-C-Co alloy; powder metallurgy; microstructure; mechanical properties; cryogenic martensite ...J. Cent. South Univ. Technol. (2008) 15: 454-458 DOI: 10.1007/s11771-008-0085-9 Effects of cryogenic treatment on mechanical properties and microstructure of Fe-Cr-Mo-Ni-C-Co alloy ZHU Yuan-zhi(朱......
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