The influence mechanism of variable polarity plasma arc pressure on flat keyhole welding stability
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DOI: 10.1016/j.jmapro.2018.12.026
Abstract: Abstract The variable polarity plasma arc (VPPA) welding process is well suited for the welding of aluminum alloy, but the stable welding process and good-quality weld bead are difficult to be obtained in the flat… read more here.
Keywords: plasma arc; variable polarity; arc pressure; polarity ... See more keywords