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2 016 912

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Application

5003803/02, 1991-09-02

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Actual filing date

1991-09-02

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Published

1994-07-30

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Inventor

Gorynin I.V.Malyshevskij V.A.Legostaev Ju.L.Semicheva T.G.Vasil'Ev V.G.Chernyshev V.V.Sobolev Ju.V.Kormilitsin Ju.N.Lipukhin Ju.V.Danilov L.I.

(73)

Holder

Tsentral'Nyj Nauchno-Issledovatel'Skij Institut Konstruktsionnykh Materialov

TWO-LAYER HIGH-STRENGTH CORROSION RESISTANT STEEL Russian patent published in 1994 - IPC

Abstract RU 2016912 C1

FIELD: metallurgy. SUBSTANCE: steel consists of the basic layer containing, wt.-%: carbon 0.08-0.10; silicon 0.17-0.37; manganese 0.3-0.6; chrome 0.6-0.9; nickel 2-3; copper 0.4-0.7; molybdenum 0.35-0.45; aluminium 0.02-0.06; niobium 0.02-0.05; sulfur 0.001-0.010; phosphorus 0.001-0.015, and iron - the rest, and cladding layer containing, wt.-%: carbon 0.01-0.12; silicon 0.2-0.8; manganese 1.3-2.5; chrome 17.0-20.5; nickel 8.0-11.5; niobium 0.7-1.2, and iron - the rest. Condition: thickness of cladding layer is 5.7-16.7% of the total bimetal thickness. Proposed steel shows the strength level σ0,2 at least 590H/mm2 and resistance to fragile rupture. EFFECT: enhanced quality of steel. 5 tbl

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RU 2 016 912 C1

Authors

Gorynin I.V.

Malyshevskij V.A.

Legostaev Ju.L.

Semicheva T.G.

Vasil'Ev V.G.

Chernyshev V.V.

Sobolev Ju.V.

Kormilitsin Ju.N.

Lipukhin Ju.V.

Danilov L.I.

Dates

1994-07-30—Published

1991-09-02—Filed

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