共搜索到19436条信息,每页显示10条信息,共1944页。用时:0小时0分2秒171毫秒
lubricating films on micro-arc oxidation(MAO) coating was introduced to provide self-lubricating and wear-resistant multilayer coatings for aluminum alloys. The friction and wear behavior of various.... Key words: Al alloy; micro-arc oxidation; aluminum oxide; multilayer; friction and wear behavior CLC number: TG174  ......
J. Cent. South Univ. (2016) 23: 2999-3005 DOI: 10.1007/s11771-016-3363-y Oxidation and roasting characteristics of artificial magnetite pellets ZHANG Han-quan(张汉泉), LU Man-man(路漫漫), FU Jin-tao(付金涛... magnetite concentrate, artificial magnetite with more lattice defects and higher activity tends to be oxidized. And the artificial magnetite pellet at the temperature of 400 °C has the oxidation......
High-temperature Oxidation Behavior of Zircaloy-4 and Zirlo in Steam AmbientHyung Hoon Kim1,Jun Ho Kim1,Jin Young Moon1,Ho Seong Lee1,Jeong Joo Kim1,Young Suck Chai21. School of Materials Science... at each temperature and then quenched in a furnace.The oxidation rate constants were measured from the weight gains to evaluate the oxidation behavior in Zircaloy-4 and Zirlo.The weight gain rates......
Selective oxidation behavior of an ignition-proof Mg-Y-Ca-Ce alloy周娜1,章桢彦1,董杰1,靳丽1,丁文江1,21. National Engineering Research Center of Light Alloy Net Forming, Shanghai Jiao Tong University2. Key State... K.XRD and SEM analysis indicated that dense and compact oxide films composed of MgO,Y2O3and CaO formed.The oxidation behavior was characterized by the selective oxidation.Based on Pilling-Bedworth ratio......
Selective oxidation behavior of an ignition-proof Mg-Y-Ca-Ce alloy周娜1,章桢彦1,董杰1,靳丽1,丁文江1,21. National Engineering Research Center of Light Alloy Net Forming, Shanghai Jiao Tong University2. Key State... K.XRD and SEM analysis indicated that dense and compact oxide films composed of MgO,Y2O3and CaO formed.The oxidation behavior was characterized by the selective oxidation.Based on Pilling-Bedworth ratio......
:钼合金;抗氧化;氧化机理;烧蚀行为 中图分类号:TG146.4 文献标志码:A Oxidation resistance and ablation behavior of refractory alloy at high temperature CHENG Hui-chao, FAN Jing-lian, LI Peng-fei.... The oxidation behavior and ablation behavior in oxyacetylene of pure molybdenum and MT alloys at 1200℃ were studied. The results indicate that the oxidation of pure molybdenum arises from defects......
Effect of Al Layer on Oxidation Behavior of NbCrAl Coating许安,CHEN Quanzhi,HUANG Zujiang,DONG Wanbing,李伟洲摘 要:NbCrAl coatings in the presence or absence... oxidation tests. The element diffusion and oxidation behavior of the coating systems were investigated. The results indicate that the mass gains of NbCrAl and Al/NbCrAl coatings are 2.02 mg/cm2 and 0.79......
; Abstract: The isothermal oxidation behavior of TiAl based alloys at 900 ℃ in air with a combination of Nb (5%-10%, mole fraction) and Si (1... impedes the growth of Ti5Si3 phase, and the formation of TiO2 on surface and on Ti5Si3 phase is also impeded. Key words: TiAl based alloy; niobium silicon alloying; isothermal oxidation behavior......
High-temperature oxidation behavior of 9Cr-5Si-3Al ferritic heat-resistant steelJun-jun Yan,Xue-fei Huang,Wei-gang HuangCollege of Materials Science and Engineering,Sichuan University摘 要:oxidation tests to investigate the high-temperature oxidation behavior of 9Cr-5Si and 9Cr-5Si-3Al ferritic heat-resistant steels at 900 and 1000℃.The characteristics of the oxide layer were analyzed by X......
The Effect of NiAl Coatings on Oxidation Behavior of AISI 403 Stainless Steel M. Ebrahimian1,F.Ashrafizadeh2 (1.Iranian Surface Research & Engineering Centre, Isfahan Science & Technology Town, Isfahan, Iran;2.Department of Materials Engineering, Isfahan University of Technology, Isfahan, Iran) 摘要:This paper reports the oxidation behavior of stainless steel type 403 as a substrate material......