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PRESS FORMABILITY OF YAG LASER WELDED TRIP STEEL SHEETS A.Nagasaka1 (1.Department of Mechanical Engineering, Nagano National College of Technology, 716 Tokuma, Nagano 381-8550, Japan) Abstract:The effects of YAG laser welding conditions on mechanical properties and pressformability (bendability, stretch-formability and deep drawability) of high-strengthtransformation-induced plasticity-aided......
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FORMATION OF Fe-N COMPOUNDS BY LASER NITRIDATION IN AN ATMOSPHERIC AMBIENT Y.L.Yang1,D.Zhang1,F.J.Sun1 (1.College of Science, Northeastern University, Shenyang 110004, China) Abstract:The formation of Fe-N compounds by laser nitriding in an atmospheric ambient wasreported. By CW-CO2 laser irradiation on pure ferrite iron in the atmospheric am-bient, Fe-N compounds (including Fe2N, Fe3N......
Characterization of Gradient Ni-Fe/SiC Composite Coating on Mild Steel by Thermal Spraying in Combination with Laser Cladding Fu Yongqing1,Xie Changsheng2,Wang Aihua2,Pan Lin3,Hu Mulin2... by thermal spraying combined with laser cladding, using SiC particulates as the reinforcing agent. The microstructures of the coatings formed at different thermal spraying and laser cladding conditions......
Laser Cladding of an Al-11.7Wt% Si Alloy on ZM5 Magnesium Alloy to Enhance the Corrosion Resistance WANG Mao-cai1,WANG Dong-sheng1,CHEN Chang-jun1 (1.State Key Labatory for Corrosion and Protection... corrosion resistance. An attempt was made to enhance the corrosion resistance and microhardness of a Mg-Al base ZM5 alloy by laser cladding of Al-11.7Wt%Si alloy powder with thickness 1.1mm and 1.7mm.......
Laser engineered net shaping of Co-based superalloys XUE Chun-fang(薛春芳)1, DAI Yao(戴 耀)1, TIAN Xin-li(田欣利)2 1. Department of Mechanical Engineering, Academy of Armored Force Engineering, Beijing...: Laser engineered net shaping(LENS) process was investigated using Co-based superalloy powder with a high power continuous wave CO2 laser. Thin wall part with smooth surface was obtained by LENS......
Influences of laser powers on microstructure and properties of the coatings on the AZ91HP magnesium alloy Dangsheng XIONG1,Yali GAO1,Yongzhe CHEN2,Cunshan WANG2 (1.School of Material Science... coatings were prepared on AZ91HP magnesium alloy by broad-beam laser cladding; the influences of the powers on the microstructure and properties of the coatings were discussed. It was found......
Antibacterial Characteristics of ZnO-CeO2 Nano-Powder Prepared by Laser Vapor Condensation Guo Guangsheng1,GUO Hongyou1,LI Duo1,Wang Zhihua1 (1.Key laboratory for Science and Technology... the change of sterilization efficacy to the bacterial. ZnO-CeO2 nano-powders were prepared by laser vapor condensation (LVC) with oxygen as loading gas. The size of the particle can be affected......
Superplastic formability of Ti-6Al-4V butt-welded plate by laser beam welding WANG Gang(王 刚), ZHANG Wen-cong(张文丛), ZHANG Gong-lei(张功磊), XU Zhi-liang(徐志良) School of Materials Science...; Abstract: The superplasticity of Ti-6Al-4V butt-welded plates by laser beam welding (LBW......
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