共搜索到9609条信息，每页显示10条信息，共961页。用时：0小时0分0秒585毫秒
and commercial WCu electrical contact alloys were researched by high-speed camera and arc erosion experiment. The results show that the evolution of arc discharge can be divided into arc forming...素的WCu电触头材料的抗电弧烧蚀性能均得到明显改善；其中最明显的为WCu-B电触头材料,其抗烧蚀性能提高了近30%. 关键词:WCu电触头材料；掺杂；电弧特性 中图分类号:TG 146.4 文献标识码:A Effect of doping on electrical arc characteristic of WCu......
2011; accepted 18 June 2012 Abstract: The ultrafine pure Mg and Mg-Ti particles were prepared through a direct current (DC) arc plasma method. The X-ray diffraction (XRD), transmission electron... in MgH2. Normally, catalyst elements or additives are introduced into Mg through mechanical milling method [6,8]. Recently, an arc plasma evaporation method is developed as an efficient way to produce......
Diagnosis of gas phase near the substrate surface in diamond film deposition by high-power DC arc plasma jet CVDZuyuan Zhou, Guangchao Chen, Bin Li, Weizhong Tang, and Fanxiu Lv 1) Materials Science...-power DC arc plasma jet chemical vapor deposition (CVD). C2 radical was determined as the main carbon radical in this plasma atmosphere. The deposition parameters, such as substrate temperature......
Ti Coating on Magnesium Alloy by Arc-Added Glow Discharge Plasma Penetrating Technique PAN Jun-de1,MIAO Qiang1,ZHANG Gao-hui1,ZHANG Ping-ze1,CUI Cai-e1 (1.Research Institute of Surface Engineering, Taiyuan University of Technology, Taiyuan 030024, China;2.No.2 Research Institute of China Electronics Technology Group Corporation, Taiyuan 030024, China) 摘要:Arc-added glow discharge plasma......
变化.结果表明:钛合金中厚板采用等离子焊接,焊后进行超声消应处理,可有效改善焊缝的残余应力. 关键词:钛合金；等离子焊；超声冲击；残余应力 中图分类号:TF 804.3 文献标志码:A Ultrasonic peening technical of titanium-alloy welded joint with plasma arc... vessel, the plasma arc welding technics of TA2 plate with 12 mm thickness were studied and the welding parameter effect of the joint shaping regularity was analyzed. The appropriate welding technical......
Plasma Surface Cu Alloyed Layer as a Lubricant on Stainless Steel Sheet:Wear Characteristics and On-job Performance in Incremental Forming吴红艳1,WEI Hongyu2,Ghulam Hussain3,TAO Kemei2,饶伟峰11. Department... of Mechanical Engineering,GIK Institute of Engineering Sciences & Technology摘 要:To solve the problems of poor forming and easy adhesion of the stainless steel......
were collected to analyze the atomization state of the particles in arc spraying forming, the microstructure and properties of metallic and ceramic coatings were investigated and compared. Particle size... compositions of spraying materials 2.2 Twin wire arc spraying and collection of in-flight particles Experimental principle of arc spraying forming is shown in Fig.1, and CDM AS300 was applied......
Nanostructured Al-Zn-Mg-Cu alloy synthesized by cryomilling and spark plasma sintering CHEN Han-bin(陈汉宾)1, TAO Kai(陶 凯)2, YANG Bin(杨 滨)2, ZHANG Ji-shan(张济山)2 1. No.59 Institute of China Ordnance...; Abstract: Nanocrystallized Al-10.0%Zn-3.0%Mg-1.8%Cu (mass fraction) alloy powder was prepared by cryomilling, and then the nanostructured powder was consolidated into bulk material by spark plasma......
Effects of Y2O3 on the microstructure and wear resistance of cobalt-based alloy coatings deposited by plasma transferred arc processHOU Qingyu, HUANG Zhenyi, and GAO Jiasheng Anhui Key Laboratory... with different Y2O3 contents were deposited on Q235A-carbon steel using plasma transferred arc (PTA) welding machine. The effect of Y2O3 on the microstructure and wear resistance properties......
Microstructure and Wear Performance of High Volume Fraction Carbide M7C3 Reinforced Fe-based Composite Coating Fabricated by Plasma Transferred Arc Welding袁有录1,2,李铸国21. School of Materials Science... University摘 要:The fabrication of high volume fraction(HVF) M7C3(M=Cr, Fe) reinforced Fe-based composite coating on ASTM A36 steel plate using plasma transferred......
