EP3943627A4 - Titanium aluminide alloy material for hot forging, forging method for titanium aluminide alloy material, and forged body - Google Patents

Titanium aluminide alloy material for hot forging, forging method for titanium aluminide alloy material, and forged body Download PDF

Info

Publication number
EP3943627A4
EP3943627A4 EP20773214.0A EP20773214A EP3943627A4 EP 3943627 A4 EP3943627 A4 EP 3943627A4 EP 20773214 A EP20773214 A EP 20773214A EP 3943627 A4 EP3943627 A4 EP 3943627A4
Authority
EP
European Patent Office
Prior art keywords
alloy material
titanium aluminide
aluminide alloy
forging
forged body
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
EP20773214.0A
Other languages
German (de)
French (fr)
Other versions
EP3943627A1 (en
Inventor
Keiji Kubushiro
Yutaro Ota
Satoshi Takahashi
Masao Takeyama
Hirotoyo Nakashima
Ryosuke YAMAGATA
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
IHI Corp
Tokyo Institute of Technology NUC
Original Assignee
IHI Corp
Tokyo Institute of Technology NUC
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by IHI Corp, Tokyo Institute of Technology NUC filed Critical IHI Corp
Publication of EP3943627A1 publication Critical patent/EP3943627A1/en
Publication of EP3943627A4 publication Critical patent/EP3943627A4/en
Pending legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22F—CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
    • C22F1/00—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
    • C22F1/16—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of other metals or alloys based thereon
    • C22F1/18—High-melting or refractory metals or alloys based thereon
    • C22F1/183—High-melting or refractory metals or alloys based thereon of titanium or alloys based thereon
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
    • B21J5/00—Methods for forging, hammering, or pressing; Special equipment or accessories therefor
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C14/00—Alloys based on titanium
EP20773214.0A 2019-03-18 2020-02-27 Titanium aluminide alloy material for hot forging, forging method for titanium aluminide alloy material, and forged body Pending EP3943627A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2019049746 2019-03-18
PCT/JP2020/007922 WO2020189215A1 (en) 2019-03-18 2020-02-27 Titanium aluminide alloy material for hot forging, forging method for titanium aluminide alloy material, and forged body

Publications (2)

Publication Number Publication Date
EP3943627A1 EP3943627A1 (en) 2022-01-26
EP3943627A4 true EP3943627A4 (en) 2022-11-16

Family

ID=72520876

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20773214.0A Pending EP3943627A4 (en) 2019-03-18 2020-02-27 Titanium aluminide alloy material for hot forging, forging method for titanium aluminide alloy material, and forged body

Country Status (4)

Country Link
US (1) US20210404042A1 (en)
EP (1) EP3943627A4 (en)
JP (1) JP7233659B2 (en)
WO (1) WO2020189215A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114951522B (en) * 2022-06-28 2023-08-11 中南大学 Isothermal forging method of monocrystalline TiAl
CN116393928A (en) * 2023-04-19 2023-07-07 北京科技大学 Method for preparing deformed TiAl alloy blade

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07197154A (en) * 1994-01-10 1995-08-01 Mitsubishi Heavy Ind Ltd Titanium aluminum base alloy and its production
JP3332615B2 (en) * 1994-10-25 2002-10-07 三菱重工業株式会社 TiAl-based intermetallic compound-based alloy and method for producing the same
DE102015103422B3 (en) * 2015-03-09 2016-07-14 LEISTRITZ Turbinentechnik GmbH Process for producing a heavy-duty component of an alpha + gamma titanium aluminide alloy for piston engines and gas turbines, in particular aircraft engines

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03193233A (en) * 1989-12-25 1991-08-23 Nippon Steel Corp Method for performing isothermal forging to intermetallic compound
US5205875A (en) 1991-12-02 1993-04-27 General Electric Company Wrought gamma titanium aluminide alloys modified by chromium, boron, and nionium
JPH06116691A (en) * 1992-10-05 1994-04-26 Mitsubishi Materials Corp Method for heat-treating ti-al intermetallic compound series ti alloy
AT5199U1 (en) * 2001-07-19 2002-04-25 Plansee Ag MOLDED PART FROM AN INTERMETALLIC GAMMA-TI-AL MATERIAL
DE102007060587B4 (en) 2007-12-13 2013-01-31 Helmholtz-Zentrum Geesthacht Zentrum für Material- und Küstenforschung GmbH titanium aluminide
FR3006696B1 (en) * 2013-06-11 2015-06-26 Centre Nat Rech Scient PROCESS FOR MANUFACTURING A TITANIUM ALUMINUM ALLOY PIECE
JP6202556B2 (en) * 2013-06-19 2017-09-27 国立研究開発法人物質・材料研究機構 Hot forging type TiAl based alloy
CN103409660A (en) * 2013-08-12 2013-11-27 南京理工大学 Novel Beta/Gamma-TiAl alloy with ultra-fine grain

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07197154A (en) * 1994-01-10 1995-08-01 Mitsubishi Heavy Ind Ltd Titanium aluminum base alloy and its production
JP3332615B2 (en) * 1994-10-25 2002-10-07 三菱重工業株式会社 TiAl-based intermetallic compound-based alloy and method for producing the same
DE102015103422B3 (en) * 2015-03-09 2016-07-14 LEISTRITZ Turbinentechnik GmbH Process for producing a heavy-duty component of an alpha + gamma titanium aluminide alloy for piston engines and gas turbines, in particular aircraft engines

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
HAN PENG ET AL: "Solidification microstructure characteristics of Ti-44Al-4Nb-2Cr-0.1B alloy under various cooling rates during mushy zone", RARE METALS - XIYOU JINSHU, PRESS OF METALLURGICAL INDUSTRY, BEIJING, CN, vol. 35, no. 1, 27 October 2015 (2015-10-27), pages 35 - 41, XP035720205, ISSN: 1001-0521, [retrieved on 20151027], DOI: 10.1007/S12598-015-0633-Z *
See also references of WO2020189215A1 *

Also Published As

Publication number Publication date
WO2020189215A1 (en) 2020-09-24
US20210404042A1 (en) 2021-12-30
JP7233659B2 (en) 2023-03-07
EP3943627A1 (en) 2022-01-26
JPWO2020189215A1 (en) 2020-09-24

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RAP3 Party data changed (applicant data changed or rights of an application transferred)

Owner name: TOKYO INSTITUTE OF TECHNOLOGY

Owner name: IHI CORPORATION

RIN1 Information on inventor provided before grant (corrected)

Inventor name: YAMAGATA, RYOSUKE

Inventor name: NAKASHIMA, HIROTOYO

Inventor name: TAKEYAMA, MASAO

Inventor name: TAKAHASHI, SATOSHI

Inventor name: OTA, YUTARO

Inventor name: KUBUSHIRO, KEIJI

A4 Supplementary search report drawn up and despatched

Effective date: 20221013

RIC1 Information provided on ipc code assigned before grant

Ipc: C22F 1/00 20060101ALI20221007BHEP

Ipc: C22F 1/18 20060101ALI20221007BHEP

Ipc: B21J 5/00 20060101ALI20221007BHEP

Ipc: C22C 14/00 20060101AFI20221007BHEP