FIELD: metallurgy.
SUBSTANCE: on the external and/or internal surface of the metal shell of power wire there is a nanocomposite coating in the form of a metal matrix with a mixture of nanosize particles of metal fluoride and rare earth metals distributed in it. The charge placed in the cavity of the shell comprises slag-generating, gas-generating, ionising and alloying components. The specified coating has the following ratio of volumes of the matrix and nanosize particles, %: metal matrix 55-98, nanosize particles of metal fluoride 1-30, nanosize particles of rare earth metals 1-15.
EFFECT: wire has good welding-technological properties, makes it possible to improve atomised transition of electrode metal and makes it possible to improve mechanical properties of welded connections.
2 cl, 2 tbl, 1 dwg
Title | Year | Author | Number |
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|
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Authors
Dates
2015-01-10—Published
2013-07-01—Filed