共搜索到46679条信息,每页显示10条信息,共4668页。用时:0小时0分0秒343毫秒
Microstructure of Nanostructured WC-Co Coating Prepared by Thermal Spraying ZHOU Ke-song1,DENG Chang-guang1,WU Chao-qun2 (1.Guangzhou Research Institute of Non-Ferrous Metals, Guangzhou 510650;2.College of Material and Energy, Guangdong University of Technology, Guangzhou 510090) 摘要:Nanostructured WC-Co coatings were produced with Atmospheric Plasma Spraying (APS) and Low Pressure Plasma......
J. Cent. South Univ. (2012) 19: 2611-2619 DOI: 10.1007/s11771-012-1318-5 Mechanism of high pressure roll grinding on compression strength of oxidized hematite pellets FAN Jian-jun(范建军)1,2.... Taiyuan Iron and Steel (Group ) Co. Ltd., Taiyuan 03003, China ? Central South University Press and Springer-Verlag Berlin Heidelberg 2012 Abstract: The mechanism of high pressure roll grinding......
Effect of high pressure on microstructure of crystallizing amorphous Nd9Fe85B6 alloy吴尉,李慧,谢燕武,张湘义摘 要:The effect of high pressure on the microstructure of annealed amorphous Nd9Fe85B6 alloy was studied. It was found that applica- tion of high pressure made the microstructure of the crystallized alloy much more homogeneous. The average grain size......
Jin, LI Yong-chi, HU Shi-Sheng, DONG Jie. Propagation of stress wave and spallation of cylindrical tube under external explosive loading [J]. Chinese Journal of High Pressure Physics, 2005, 19(4... equipment. The stress wave propagation and its effect on the deformation were analyzed by the stress and strain distributions. Industrial pure lead, oxygen-free high-conductivity (OFHC) copper and 7039......
Effect of high Pressure on the Solid-State Phase Transformation Microstructure of Cu-Zn Alloy刘建华,徐进,何淼,杨坤,张瑞军摘 要:The solid-state phase transformation microstructure of Cu-Zn alloy under different high pressure were investigated by means of SEM and XRD. The results show that the α phase with smaller grain size, different shape and random distribution......
Trans. Nonferrous Met. Soc. China 28(2018) 939-945 Microstructure evolution of Al0.6CoCrFeNi high entropy alloy powder prepared by high pressure gas atomization Shang-cheng ZHOU1, Peng ZHANG1, Yun... with the cooling rate increasing from 3.19×104 to 1.11×106 K/s. Key words: Al0.6CoCrFeNi; high entropy alloy; high pressure gas atomization; spherical powder; microstructure; cooling rate 1 Introduction......
Microstructure and mechanical properties of AZ31 Mg alloy processed by high ratio extrusion CHEN Yong-jun(陈勇军), WANG Qu-dong(王渠东), LIN Jin-bao(林金宝), ZHANG Lu-jun(张陆军), ZHAI Chun-quan(翟春泉... September 2006 Abstract: The microstructure and mechanical properties of AZ31 Mg alloy processed by high ratio extrusion (HRE) were investigated. General extrusion with extrusion ratio of 7 and high......
Microstructure and properties of Al2O3-13%TiO2 coatings sprayed using nanostructured powdersZHANG Jianxin, HE Jining, DONG Yanchun, LI Xiangzhi, and YAN Dianran School of Materials Science... than that of the conventional coating and the wear resistance is significantly improved, especially under a high wear load. The nanostructured coating sprayed at a lower power shows a lower wear......
150080, China Central South University Press and Springer-Verlag GmbH Germany, part of Springer Nature 2020 Abstract: In order to solve the problem of pressure shock on the continuous rotary electro... groove is 1.5 mm and the depth is 1.65 mm. The U-shaped groove structure with pre-compression chamber is more conducive to alleviate the pressure shock phenomenon of the motor compared with different......
"> Abstract: High reinforcement content Al/Si composites were fabricated by pressure infiltration... of pressure casting are high productivity and ease of fabrication, but the pressure casting machine and the die are expensive. The composite produced by spray-formed method has up to 4%(volume fraction......