FIELD: welding production. SUBSTANCE: welding is realized by alternative current of immersed arc of non-consumable electrode at using rectangular pulses of alternative current. Melt metal of welding bath is subjected to action of lengthwise magnetic field in period of inverse-polarity pulse. Ratio of direct and inverse polarity electric current pulses is 10:1. EFFECT: possibility of enhancing formation of welded seam due to elimination of single-side notch. 1 ex
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Authors
Dates
2000-03-20—Published
1998-07-14—Filed