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2 169 789

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IPC

(21) (22)

Application

98120030/02, 1998-11-04

(24)

Start date

1998-11-04

(22)

Actual filing date

1998-11-04

(45)

Published

2001-06-27

(72)

Inventor

Novikov V.I.Pestov Ju.A.Semenov V.N.Dmitriev V.V.Derkach G.G.Movchan Ju.V.Katorgin B.I.Chvanov V.K.Gromyko B.M.Golovchenko S.S.Kablov E.N.Petrakov A.F.Elanskij G.N.Sosonkin O.M.Savchenko E.G.Bol'Shakov V.B.

(73)

Holder

Oao Ehnergomash" Im. Akad. V.P. Glushko

CORROSION RESISTANT-MARTENSITE AGING CAST STEEL Russian patent published in 2001 - IPC

Abstract RU 2169789 C2

FIELD: manufacture is high-strength corrosion-resistant martensite aging steels for cryogenic purposes. SUBSTANCE: claimed steel comprises, wt %; carbon 0.01-0.05; chromium, 10.0-13.5; nickel, 4.5-6.0; molybdenum, 4.0-5.0; cobalt, 8.0-10.0; manganese 0.2-0.9; silicon, 0.2-0.75; nitrogen, 0.01-0.08; cerium, 0.001-0.05; vanadium, 0.03-0.3; calcium, 0.001-0.05; and iron, the balance. EFFECT: improved properties of the martensite aging cast steel. 1 ex, 2 tbl

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RU 2 169 789 C2

Authors

Novikov V.I.

Pestov Ju.A.

Semenov V.N.

Dmitriev V.V.

Derkach G.G.

Movchan Ju.V.

Katorgin B.I.

Chvanov V.K.

Gromyko B.M.

Golovchenko S.S.

Kablov E.N.

Petrakov A.F.

Elanskij G.N.

Sosonkin O.M.

Savchenko E.G.

Bol'Shakov V.B.

Dates

2001-06-27—Published

1998-11-04—Filed