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2 160 322

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IPC

(21) (22)

Application

97121861/02, 1997-12-30

(24)

Start date

1997-12-30

(22)

Actual filing date

1997-12-30

(45)

Published

2000-12-10

(72)

Inventor

Pjatajkin E.M.Dement'Ev V.P.Vorozhishchev V.I.Kozyrev N.A.Demidova N.F.Zakharova T.P.Timmerman N.N.Danilov A.P.Konstantinov A.P.

(73)

Holder

Otkrytoe Aktsionernoe Obshchestvo Metallurgicheskij Kombinat"

STEEL Russian patent published in 2000 - IPC

Abstract RU 2160322 C2

FIELD: non-ferrous metallurgy; steel making; production of high-strength rolled stock. SUBSTANCE: proposed steel contains the following components, mass-%: carbon, from 0.01 to 0.12; manganese, 1.30 to 1.70; silicon, 0.50 to 0.80; aluminum, 0.005 to 0.20; chromium, 0.01 to 0.30; copper, 0.01 to 0.30; nitrogen, 0.005 to 0.015; vanadium, 0.03 to 0.09; calcium, 0.001 to 0.10 and iron, remainder. EFFECT: enhanced mechanical properties and impact elasticity of steel. 2 tbl

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RU 2 160 322 C2

Authors

Pjatajkin E.M.

Dement'Ev V.P.

Vorozhishchev V.I.

Kozyrev N.A.

Demidova N.F.

Zakharova T.P.

Timmerman N.N.

Danilov A.P.

Konstantinov A.P.

Dates

2000-12-10—Published

1997-12-30—Filed