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1 774 664

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A1

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Application

4874776/02, 1990-08-27

(22)

Actual filing date

1990-08-27

(45)

Published

1994-08-15

(72)

Inventor

Latyshev V.B.Kochetova N.Ja.Moiseev S.A.Khatsinskaja I.M.Tupikin V.I.Kacherova L.I.Kopelevich V.A.

IRON-NICKEL-BASE HEAT-RESISTANT ALLOY Russian patent published in 1994 - IPC

Abstract SU 1774664 A1

FIELD: metallurgy. SUBSTANCE: alloy has the following components, wt.-% : carbon 0.01-0.1; nickel 35-40; cobalt 10-27; niobium 3-7; titanium 0.05-2.0; vanadium 0.1-1.0; magnesium 0.005-0.1; yttrium 0.005-0.1; cerium 0.005-0.1; lanthanum 0.005-0.1; boron 0.001-0.01, and iron - the rest. Addition of Co, V, Y, Ce, La, B, Mg ensures to decrease TCLE value in combination with high transient strength. Alloy shows the following properties: α20-60°=8.9-12·1·10-6C-1, σ2в

0= 125-140 kgf/mm2. EFFECT: enhanced quality of alloy.

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SU 1 774 664 A1

Authors

Latyshev V.B.

Kochetova N.Ja.

Moiseev S.A.

Khatsinskaja I.M.

Tupikin V.I.

Kacherova L.I.

Kopelevich V.A.

Dates

1994-08-15—Published

1990-08-27—Filed

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