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2 009 259

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C1

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IPC

(21) (22)

Application

5006817/02, 1990-10-11

(22)

Actual filing date

1990-10-11

(45)

Published

1994-03-15

(72)

Inventor

Gorynin I.V.Kamyshina K.P.Kukushkina N.K.Lemus N.D.Petrov Ju.N.Tomushkina S.A.Chashchinov V.A.Arsov Janko Bojanov[Bg]Ivanov Georgi Minchev[Bg]Petrov Petr Kostadinov[Bg]Dachkova Margarita Blagoeva[Bg]Drenski Rosen Dimitrov[Bg]Iliev Todor Rusev[Bg]Novitski Vladimir Nikolaevich[Bg]

(73)

Holder

Tsentral'Nyj Nauchno-Issledovatel'Skij Institut Konstruktsionnykh MaterialovInstitut Metallovedenija I Tekhnologii Metallov Bolgarskoj Akademii Nauk

AUSTENITIC CORROSION-RESISTANT STEEL Russian patent published in 1994 - IPC

Abstract RU 2009259 C1

FIELD: ferrous metallurgy; metallurgy of steels. SUBSTANCE: steel additionally contains cerium and yttrium. The steel has the following composition (in % by mass): carbon 0.04-0.07; silicon 0.02-06; manganese 9.5-11.0; chromium 17.0-18.5; nitrogen 0.50-0.70; copper 0.9-1.2; vanadium 0.05-0.1; cerium 0.01-0.05; yttrium 0.01-0.05; iron - the balance. EFFECT: increased strength, corrosion fatigue resistance, cavitation durability. 1 tbl

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RU 2 009 259 C1

Authors

Gorynin I.V.

Kamyshina K.P.

Kukushkina N.K.

Lemus N.D.

Petrov Ju.N.

Tomushkina S.A.

Chashchinov V.A.

Arsov Janko Bojanov[Bg]

Ivanov Georgi Minchev[Bg]

Petrov Petr Kostadinov[Bg]

Dachkova Margarita Blagoeva[Bg]

Drenski Rosen Dimitrov[Bg]

Iliev Todor Rusev[Bg]

Novitski Vladimir Nikolaevich[Bg]

Dates

1994-03-15—Published

1990-10-11—Filed

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