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J. Cent. South Univ. Technol. (2010) 17: 906-910 DOI: 10.1007/s11771-010-0575-4 Cooperative effect of surface alloying and laser texturing on tribological performance of lubricated surfaces... surface texturing (LST) and double glow plasma surface alloying on tribological performance of lubricated sliding contacts was investigated. A Nd:YAG laser was used to generate microdimples on steel......
,形成W的过饱和固溶体.Cr含量不同的W-Cr粉末完全合金化均经过4个阶段. 关键词:WCr合金粉末；机械合金化；Cr含量 中图分类号:TM 201.4 文献标识码:A Preparation of W-Cr nano alloying powders with different Cr contents by mechanical...) Abstract: The W-Cr nano alloying powders with the composition of W-8%Cr, W-12.5%Cr and W-20%Cr (mass fraction) were prepared by mechanical alloying. The phase structure, grain size and micro-strain......
Synthesis of Mg-Cu-Gd amorphous alloy by mechanical alloying and its thermal stability XU Chun-xia(许春霞), PAN Fu-sheng(潘复生) , WANG Jing-feng(王敬丰), TANG Ai-tao(汤爱涛), HU Yao-bo(胡耀波) Chongqing... synthesized by mechanical alloying (MA). The most suitable process is that the milling velocity is 600 r/min and the mass ratio of ball to powder is 20?1, so the shortest forming time of the amorphous......
Synthesis and grain growth kinetics of in-situ FeAl matrix nanocomposites(Ⅰ): Mechanical alloying of Fe-Al-Ti-B composite powder REN Rong(任 榕), WU Yu-cheng(吴玉程), TANG Wen-ming(汤文明), WANG Feng... with nanocrystalline structure is observed to be present as the only phase in all the alloy compositions after milling. Furthermore, the contents of Ti, B affect the formation of mechanical alloying......
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characteristics and mechanical alloying on structure and properties of sintered body were investigated by scanning electron microscopy(SEM), X-ray diffraction(XRD), bending test and Vickers hardness.... Key words: Ni3Al; powder; spark plasma sintering; mechanical alloying 1 Introduction The ordered intermetallic compound Ni3Al is considered candidate materials for technical applications because......
J. Cent. South Univ. (2021) 28: 1170-1182 DOI: https://doi.org/10.1007/s11771-021-4688-8 Fe-Zn supersaturated solid solution prepared by mechanical alloying and laser sintering to accelerate.... In this work, mechanical alloying (MA) was used to prepare Fe-Zn powder with supersaturated solid solution. MA significantly decreased the lamellar spacing between particles, thus reducing the diffusion......
EFFECT OF MELT OVER-HEATING AND ZIRCONIUM ALLOYING ON THE MORPHOLOGY OF Al9FeNi PHASE AND MECHANICAL PROPERTIES OF 2618 ALLOY J.H.Wang1,D.Q.Yi2 (1.Mechanical Engineering Institute of Xiangtan...; 2618 alloy; zirconium alloying; morphology ofAl9FeNi phase; mechanical property; [全文内容正在添加中] ......
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Laser surface alloying fabricated porous coating on NiTi shape memory alloy ZHANG Song(张 松)1, ZHANG Chun-hua(张春华)1, 2, MAN Hau-chung(文效忠)3, LIU Chang-sheng(刘常升)2 1. School of Materials Science...; Abstract: Laser surface alloying technique was applied to fabricate a metallic porous coating......
