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2 574 160

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IPC

B23K20/14(2006-01-01)

B21D26/55(2011-01-01)

(21) (22)

Application

2014138218/02, 2014-09-23

(24)

Start date

2014-09-23

(22)

Actual filing date

2014-09-23

(45)

Published

2016-02-10

(72)

Inventor

Maslov Aleksandr IvanovichMolokanov Artemij VladimirovichSobolev Jakov AlekseevichShalyga Sergej VladimirovichShishurin Aleksandr Vladimirovich

(73)

Holder

Aktsionernoe Obshchestvo Korporatsija Ob"Edinenie Mashinostroenija" Mashinostroenija")

METHOD OF PARTS MANUFACTURING FROM TITANIUM ALLOYS Russian patent published in 2016 - IPC B23K20/14 B21D26/55

Abstract RU 2574160 C1

FIELD: metallurgy.

SUBSTANCE: hot gas forming of blanks out of the titanium alloy BT22 is performed using superplastic deformation at a temperature from 870 to 960°C and the deformation rate of 10^-3 s^-1. The ready parts are additionally heat treated in the (α+β)-area at a temperature from 860 to 880°C.

EFFECT: improved strength characteristics of the product out of the titanium alloy BT22, in particular crack strength.

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RU 2 574 160 C1

Authors

Maslov Aleksandr Ivanovich

Molokanov Artemij Vladimirovich

Sobolev Jakov Alekseevich

Shalyga Sergej Vladimirovich

Shishurin Aleksandr Vladimirovich

Dates

2016-02-10—Published

2014-09-23—Filed