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Si diffusion behavior during laser welding-brazing of Al alloy and Ti alloy with Al-12Si filler wire CHEN Shu-hai(陈树海), LI Li-qun(李俐群), CHEN Yan-bin(陈彦宾), LIU De-jian(刘德健) State Key...; Abstract: In laser welding-brazing of Al alloy (5A06) and Ti alloy......
Trans. Nonferrous Met. Soc. China 29(2019) 692-700 Residual stress and welding distortion of Al/steel butt joint by arc-assisted laser welding-brazing Chun-ling LI, Ding FAN, Xiao-quan YU, Jian-kang...: The thermo-elastic-plastic finite element method (FEM) is used to simulate the thermo-mechanical behavior of Al/steel tungsten inert gas (TIG) arc-assisted laser welding-brazing (A-LWB) butt joint......
for Vehicle Body, Hunan University, Changsha 410082, China) Abstract: The laser welding-brazing is an effective process to inhibit or reduce FeAl brittle intermetallic compound produced during laser welding-brazing of steel and aluminum alloy. The laser lap welding test was carried out based on the DC56D+ZF galvanized steel with thickness of 1.2 mm and the 6016 aluminum alloy with the fiber laser......
有着明显的影响；辅助电流可有效地降低焊接过程中所需的激光功率,促进焊丝及铝合金母材的熔化,提高液态金属对母材的润湿铺展能力,在一定程度上促进了界面反应. 关键词:激光熔钎焊；辅助电流；钛/铝异种合金；界面反应 中图分类号:TG 456.7 文献标识码:A Laser welding-brazing characteristics of Ti... Science and Engineering,Harbin Institute of Technology, Harbin 150001, China) Abstract: The welding characteristic of Ti/Al dissimilar alloy by laser welding-brazing with assistant current......
of Ti/Al dissimilar alloys joint with laser welding-brazing CHEN Shu-hai, LI Li-qun, CHEN Yan-bin (State Key Laboratory of Advanced Welding Production Technology, Harbin Institute of Technology, Harbin 150001, China) Abstract: With Al-Si eutectic filler wire, Al/Ti dissimilar alloys were joined by the laser welding-brazing process, and the joints with the characters welding and brazing were......
, 31(3): 669-681. DOI: 10.11817/j.ysxb.1004.0609.2020-35975 LI Zhi-yong, ZHOU Li, HE Zhi-zheng, et al. Influence of laser power on microstructure and mechanical properties of Al/brass welding-brazing... (板面上方),两板间隙为0 mm,光束及焊丝同时偏移铝侧0.3 mm.焊接速度为8 mm/s,对应送丝速度为24 mm/s,采用15 L/min的氩气对焊缝进行双面保护.调节激光功率为2100~3000 W,进行试验. 图1 铝/黄铜激光熔钎焊对接示意图 Fig. 1 Schematic diagram of laser welding-brazing of Al......
Laser forming thin aluminum sheetsLI Li-qun(李俐群), CHEN Yan-bin(陈彦宾), LIN Shang-yang(林尚扬)(State Key Laboratory of Advanced Welding Production Technology, Harbin Institute of Technology, Harbin 15001, China)Abstract:Laser forming is a flexible forming process that forms sheet metal by means of laser-induced stresses instead of by means of external force. With the rapid development of laser......
J. Cent. South Univ. (2012) 19: 402-407 DOI: 10.1007/s11771-012-1018-1 Estimation of deformed laser heat sources and thermal analysis on laser assisted turning of square member KIM Jae-hyun, KIM...-Verlag Berlin Heidelberg 2012 Abstract: Laser assisted machining (LAM) has difficulties in estimating temperature after applying a LAM process due to its very small heat input area, large energy......
Laser Heat Treatment on Gear Surface and Its Practical Application DAI Zhong-sen1,SU Bao-rong1,MA Chun-yin1 (1.Guangzhou Photone Technology Co. LTD, P. R. China) 摘要:Making gears with hardened..., by study, experiment and practical use, that not only has the laser heat treatment solved the difficult problems in conventional technique, but also it has great superiority. The use cases proved......
were performed with the single-sided polished (110) wafer of silicon. Nd:YAG laser (1.064 μm) was used in welding mode with a single pulse energy of 0.04 J, pulse width of 2 ms, output frequency of 30... Simulation and prediction in laser bending of silicon sheet WANG Xu-yue, XU Wei-xing, XU Wen-ji, HU Ya-feng, LIANG Yan-de, WANG Lian-ji Key Laboratory for Precision and Non-traditional Machining......
