| 摘要 |
FIELD: surfacing layer of mean- or high-hardness steel by means of open electric arc. SUBSTANCE: charge contains, mass %: fluorite concentrate, 18 - 26; rutile concentrate, 10 - 28; molybdenum powder, 2 - 3.5; ferrotitanium, 8 - 12; ferrochrome, 1 - 2.8; ferromanganese, 7 - 12; iron powder, the balance. EFFECT: high resistance of surfaced metal against pore formation at surfacing by means of open arc, spontaneous separation of slag. 1 tbl
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