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The development of high-efficiency multi-wire submerged arc welding technology in bridge engineering has been limited due to the high mechanical performance standards required.
Jinjian Li+6 more
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This article presents a cost-effective and reliable method for welding 30 mm thick sheets of shipbuilding steel EH36. The method proposes to perform butt welding in a two-run technique using hybrid laser arc welding (HLAW) and submerged arc welding (SAW).
Sergej Gook+4 more
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Modeling and Analysis of Molten Pool Behavior for Submerged Arc Welding Process with Single and Multi-Wire Electrodes [PDF]
This chapter describes the procedure of modelling and analysis of molten pool behavior for submerged arc welding process with single and multi-electrodes.
Dae Won Cho
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For smart manufacturing systems, quality monitoring of welding has already started to shift from empirical modeling to knowledge integration directly from the captured data by utilizing one of the most promising Industry 4.0’s key enabling technologies ...
P. Stavropoulos+2 more
semanticscholar +1 more source
Submerged arc welding is a complex metallurgical system involving various phases with a temperature higher than 2000 °C. Since the hot weld pool is shielded beneath the flux, thermodynamic investigation on the O content variation during the welding ...
Jin Zhang, Dan Zhang
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Research on technological capabilities of double-electrode welding of long fillet welds [PDF]
The article presents the results of a research of the technological capabilities of double-electrode submerged arc welding of elongated fillet welds with a leg of 8 mm or more in one pass while ensuring high-quality and stable formation of weld.
Fiveyskiy Andrei+3 more
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The physical phenomena of submerged arc welding (SAW) conducted with a 1.6 mm flux-cored wire were investigated using X-ray imaging technique. Three kinds of metal transfer modes were confirmed in this paper, namely the front flux wall-guided droplet ...
Yanfei Han+5 more
semanticscholar +1 more source
Reactions at the molten flux-weld pool interface in submerged arc welding [PDF]
In submerged arc welding (SAW) of chromium (Cr) containing steels, Cr is usually added to the weld metal from the weld wire, and not from the welding flux.
Theresa Coetsee, Frederik De Bruin
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The Influence of Heat Input to Mechanical Properties and Microstructures of API 5L-X65 Steel Using Submerged Arc Welding Process [PDF]
API 5L-X65 steel is the type of high strength low alloy (HSLA) steel, widely used in the manufacture of pipe. Submerged arc welding (SAW) is widely used for the fabrication of the pipe, the extent of use submerged arc welding caused it could be done ...
Suryana+3 more
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Introduction. The weld formation under the submerged-arc welding of bridge metal structures is investigated. The work objective is to study possibilities to increase the welding performance during the arc welding of fillet seams.
A. A. Mosin+2 more
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