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IPC

(21) (22)

Application

4874346/02, 1990-07-09

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Actual filing date

1990-07-09

(45)

Published

1994-09-30

(72)

Inventor

Аstaf'Ev А.А.Grushko Ju.А.Sych V.Е.Кrivosheev V.Р.Вorovko А.I.Dolbenko Е.Т.Рrikhod'Ko V.Р.Мel'Nikov А.V.Shvetsov V.V.

(73)

Holder

Аrendnoe Ob"Edinenie Mashinostroitel'Nyj Zavod"

STEEL Russian patent published in 1994 - IPC

Abstract RU 2020183 C1

FIELD: metallurgy and machine building, more particularly steel for manufacturing large section rolls. SUBSTANCE: steel additionally comprises nickel, the ratio of the components being as follows (wt %): 0.65-0.75 carbon; 2.5-3 chromium; 0.91-1.3 manganese; 0.4-0.6 silicon; 0.6-0.8 molybdenum; 0.35-0.5 nickel; 0.2-0.3 vanadium and iron, the balance, the manganese to vanadium ratio is 3 ≅ 13. EFFECT: improved hardenability and hardness. 2 tbl

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RU 2 020 183 C1

Authors

Аstaf'Ev А.А.

Grushko Ju.А.

Sych V.Е.

Кrivosheev V.Р.

Вorovko А.I.

Dolbenko Е.Т.

Рrikhod'Ko V.Р.

Мel'Nikov А.V.

Shvetsov V.V.

Dates

1994-09-30—Published

1990-07-09—Filed