共搜索到4081条信息,每页显示10条信息,共409页。用时:0小时0分0秒736毫秒
......
Effects of shoulder on interfacial bonding during friction stir lap welding of aluminum thin sheets using tool without pin ZHANG Gui-feng(张贵锋)1, SU Wei(苏 伟)1, ZHANG Jun(张 军)1, WEI Zhong-xin(韦中新)2..., China Received 22 December 2009; accepted 4 May 2010 Abstract: To separately investigate the potential effects of shoulder on increasing interfacial bonded area and its mechanism, friction stir lap......
......
Interfacial reactions between Sn-2.5Ag-2.0Ni solder and electroless Ni(P) deposited on SiCp/Al composites WU Mao(吴 茂), QU Xuan-hui(曲选辉), HE Xin-bo(何新波), Rafi-ud-din, REN Shu-bin(任淑彬), QIN Ming... of Ni(5%P) solder joint. Key words: SnAgNi solder; electroless Ni(P); SiCp/Al composites; intermetallic compound; interfacial reaction 1 Introduction SiCp/Al metal matrix composite possesses......
Interfacial structure and joint strengthening in arc brazed galvanized steels with copper based filler LI Rui-feng(李瑞峰)1, YU Zhi-shui(于治水)2, QI Kai(祁 凯)1 1.Provincial Key Laboratory... three sources, namely, spot micro-melt, whisker-like fragmentation and dissolve-separation actions. Key words: galvanized steels; CuSi3; TIG; MIG; arc brazing; strengthening mechanism; interfacial......
Trans. Nonferrous Met. Soc. China 28(2018) 998-1006 Effect of clad ratio on interfacial microstructure and properties of cladding billets via direct-chill casting process Hai-tao ZHANG, Xing HAN... the bonding interface and formed diffusion layer. With the increase of clad-layer thickness, the interfacial region transforms from semisolid-solid state to liquid-solid state and the diffusion layer......
J. Cent. South Univ. (2018) 25: 1367-1385 DOI: https://doi.org/10.1007/s11771-018-3833-5 Numerical investigation on permeability evolution behavior of rock by an improved flow-coupling algorithm... Press and Springer-Verlag GmbH Germany, part of Springer Nature 2018 Abstract: Permeability is a vital property of rock mass, which is highly affected by tectonic stress and human engineering activities......
Efect of Ball Scribing on Relative Permeability of Grain-oriented Electrical SteelHao WANG1,2,Changsheng LI1,Tao ZHU1,Nkwachukwu Chukwuchekwa2,Ban CAI1,Gang HUO1,31. State Key Laboratory of Rolling and Automation, Northeastern University2. Wolfson Centre for Magnetics, Cardif University摘 要:Efect of ball scribing on relative permeability of conventional......
Interfacial mechanical property of steel-mushy Al-20Sn bondingPeng Zhang, Yunhui Du, Hanwu Liu, Daben Zeng, Jianzhong Cui, and Limin Ba Department of Mechanical Engineering, Beijing Jiaotong.... The surface of the steel plate was defatted, descaled, immersed (in K2ZrF6 flux aqueous solution) and stoved. Al-20Sn slurry was prepared using the electromagnetic mechanical stirring method. The interfacial......
Relation of Damage Variable and Gas Permeability Coefficient of Concrete under Stress唐官保1,2,姚燕1,2,WANG Ling2,CUI Suping1,CAO Yin21. College of Materials Science and Engineering, Beijing University... to concrete specimens using test rigs designed by RILEM TC 246-TDC. Ultrasonic wave velocity and autoclam permeability system were used to characterize the damage variable and gas permeability coefficient......