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2 158 662

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Application

99102180/02, 1999-02-04

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Start date

1999-02-04

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Actual filing date

1999-02-04

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Published

2000-11-10

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Inventor

Semenov V.N.Pestova M.B.Derkach G.G.Loginov A.L.Masljukov O.A.

(73)

Holder

Otkrytoe Aktsionernoe Obshchestvo Ehnergomash Im. Akad. V.P. Glushko"

WELDED JOINT FORMING METHOD Russian patent published in 2000 - IPC

Abstract RU 2158662 C2

FIELD: mechanical engineering. SUBSTANCE: invention relates to welding of articles manufactured of maraging steels. Prior to welding, spacing member is fastened by spot welding to one of edges to be welded. Spacing member is to be made of material of the article and coated with layer of chromium. Butt joint is assembled on remaining plate made of material of article by tacking. Tacks are made by argon - arc welding with nonconsumable electrode in two passes at cross oscillations of electrode. EFFECT: improved quality of weld joints owing to prevention of formation of hot and cold cranks. 6 cl, 2 dwg

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RU 2 158 662 C2

Authors

Semenov V.N.

Pestova M.B.

Derkach G.G.

Loginov A.L.

Masljukov O.A.

Dates

2000-11-10—Published

1999-02-04—Filed

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