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1 438 266

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IPC

(21) (22)

Application

4131799/02, 1986-10-08

(22)

Actual filing date

1986-10-08

(45)

Published

1994-05-30

(72)

Inventor

Borisov V.A.Drobyshev B.A.Skorobogatov Ju.V.D'Jachenko N.V.Chebunin V.P.Ermolova M.I.Bodrikov V.I.Shkurchenko A.A.Stepanov V.P.Mukhina V.A.Markov V.V.

DISPERSION-HARDENING ALLOY HAVING LOW-TEMPERATURE COEFFICIENT OF NORMAL ELASTICITY MODULUS Russian patent published in 1994 - IPC

Abstract SU 1438266 A1

FIELD: ferrous metallurgy. SUBSTANCE: vanadium, boron and zirconium are added into Ellinvar alloy containing iron, nickel, cobalt, chromium, titanium, aluminium, tungsten and niobium. Ratio of components, mass % is: Ni 35-38, Co 8-9.5, Cr 3.5-5.0, W 5.0-6.5, Ti 1.2-2.2, Al 0.7-1.4, Nb 3.0-4.3, V 0.1-2.0, B 0.001-0.06, Zr 0.001-0.1, Fe the rest. EFFECT: decreases value of temperature coefficient of normal elasticity modulus, increases ultimate strength. 1 tbl

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SU 1 438 266 A1

Authors

Borisov V.A.

Drobyshev B.A.

Skorobogatov Ju.V.

D'Jachenko N.V.

Chebunin V.P.

Ermolova M.I.

Bodrikov V.I.

Shkurchenko A.A.

Stepanov V.P.

Mukhina V.A.

Markov V.V.

Dates

1994-05-30—Published

1986-10-08—Filed