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作者:Jianfeng Wang , Qingjie Sun , Jicai Feng ...
来源:[J].The International Journal of Advanced Manufacturing Technology(IF 1.205), 2017, Vol.90 (1-4), pp.413-420
摘要:Tungsten inert gas (TIG) narrow gap welding using magnetic arc oscillation is one of the most important methods for joining thick components. Today’s developments are aimed at increasing a sophisticated process understanding, especially concerning the physical effect of ar...
作者:Paulo D’Angelo Costa Assunção , R. A. Ribeiro , Emanuel B. F. Dos Santos ...
来源:[J].Welding in the World(IF 0.477), 2017, Vol.61 (4), pp.659-666
摘要:This article evaluates the performance of the cold-wire gas metal arc welding (CW-GMAW) process for narrow gap girth welding. The CW-GMAW process is characterized by the introduction of a continuously fed non-energized wire (cold-wire) into the electric arc/weld pool region. The ...
作者:Qingjie Sun , Jianfeng Wang , Chunwei Cai ...
来源:[J].The International Journal of Advanced Manufacturing Technology(IF 1.205), 2016, Vol.86 (1-4), pp.761-767
摘要:Abstract(#br)A magnetic arc oscillation system for tungsten inert gas (TIG) narrow gap welding is developed to prevent insufficient sidewall fusion and improve efficiency and quality for thick component welding. The characteristic of the system is that a double magnetic pole is i...
作者:Jie Zhu , Jiayou Wang , Na Su ...
来源:[J].Journal of Materials Processing Tech.(IF 1.953), 2017, Vol.243, pp.258-268
摘要:Abstract(#br)The present work develops a weld deviation detection system based on infrared visual sensing for swing arc narrow gap weld tracking, proposes a local pattern recognition (LPR) algorithm to detect groove edge position, and experimentally investigates their adaptabilit...
作者:M. Häßler , S. Rose , U. Füssel ...
来源:[J].Welding in the World(IF 0.477), 2015, Vol.59 (1), pp.71-76
摘要:Abstract(#br)TIG narrow gap welding is one of the most important methods for joining thick components. Using narrow gap welding, steel plates with a gap, being only a few millimeters wide but several centimeters deep can be joined. Today’s developments are aimed at increasing ...
作者:Guo , Lin , Gao ...
来源:[J].Science and Technology of Welding and Joining(IF 1.274), 2009, Vol.14 (6), pp.584-588
摘要:Abstract(#br)In this work, the characteristics of interlayer defects were studied in horizontal welds made by rotating arc narrow gap welding. The interlayer defects existed in the form of incomplete fusion and slag inclusions, occurring near the lower sidewall. In the rotating a...
作者:Long Tan , Jianxun Zhang , Dong Zhuang ...
来源:[J].Nuclear Engineering and Design(IF 0.805), 2014, Vol.273, pp.47-57
摘要:Abstract(#br)The purpose of this study is to investigate the effect of the lumped passes simulation on the distribution of residual stresses before and after heat treatment in a thick-walled nuclear power rotor pipe with a 89-pass narrow gap welding process. The local removal bl...
作者:Mengcheng Gong , Yousuke Kawahito , Geng Li ...
来源:[J].The International Journal of Advanced Manufacturing Technology(IF 1.205), 2017, Vol.92 (9-12), pp.3093-3102
摘要:Approximate entropy (ApEn) was developed to quantify the effects of welding parameters on the process stability of narrow gap laser-arc hybrid welding (NGHW). The smaller the ApEn of arc current, the higher the welding stability. A dimensionless parameter, η A, which...
作者:Yang , Guo , Lin ...
来源:[J].Science and Technology of Welding and Joining(IF 1.274), 2009, Vol.14 (2), pp.172-177
摘要:Abstract(#br)A rotating arc system for narrow gap horizontal welding was developed for solving the problem that the molten pool sagged due to the gravity. The characteristic of the system was that the synchronous rotation of nozzle and wire was generated by eccentric sleeve drive...
作者:R. Nivas , P.K. Singh , G. Das ...
来源:[J].Journal of Manufacturing Processes, 2017, Vol.25, pp.274-283
摘要:Abstract(#br)Low alloy steel and 304 LN austenitic stainless steel pipes were welded together by gas tungsten arc and narrow gap welding. The aim of investigation was to identify particular welding technique, which may able to deliver better joint quality over the other consideri...

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