TUNGSTEN ELECTRODE Russian patent published in 2001 - IPC

Abstract RU 2162779 C2

FIELD: electric arc gas-shield welding by means of tungsten cermet electrode. SUBSTANCE: tungsten electrode includes cylindrical body 1 and cone portion 2. Apex of cone portion 2 has hemispherical rounding 3. Electrode contains alloying elements alternatively dispersed in its volume with concentration increased towards axial portion of electrode. EFFECT: significantly reduced consumption of tungsten electrode with alloying elements, enhanced stability of welding arc, uniform type of electrode erosion. 2 cl, 3 dwg

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RU 2 162 779 C2

Authors

Dolotov B.I.

Murav'Ev V.I.

Merkulov V.I.

Ivanov Ju.L.

Mar'In B.N.

Dates

2001-02-10Published

1999-04-01Filed