EP2789708A4 - Sintered tungsten alloy - Google Patents

Sintered tungsten alloy

Info

Publication number
EP2789708A4
EP2789708A4 EP12856450.7A EP12856450A EP2789708A4 EP 2789708 A4 EP2789708 A4 EP 2789708A4 EP 12856450 A EP12856450 A EP 12856450A EP 2789708 A4 EP2789708 A4 EP 2789708A4
Authority
EP
European Patent Office
Prior art keywords
tungsten alloy
sintered tungsten
sintered
alloy
tungsten
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.)
Withdrawn
Application number
EP12856450.7A
Other languages
German (de)
French (fr)
Other versions
EP2789708A1 (en
Inventor
Gouhei Toyoshima
Noboru Uenishi
Norihito Goma
Satoshi Umemoto
Takanori Kadokura
Tomohiro Takida
Kazunaga Sakakibara
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.)
ALMT Corp
Original Assignee
ALMT Corp
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 ALMT Corp filed Critical ALMT Corp
Publication of EP2789708A1 publication Critical patent/EP2789708A1/en
Publication of EP2789708A4 publication Critical patent/EP2789708A4/en
Withdrawn legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C27/00—Alloys based on rhenium or a refractory metal not mentioned in groups C22C14/00 or C22C16/00
    • C22C27/04—Alloys based on tungsten or molybdenum
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
    • B22F3/24—After-treatment of workpieces or articles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F5/00—Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product
    • B22F5/006—Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product of flat products, e.g. sheets
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C1/00—Making non-ferrous alloys
    • C22C1/04—Making non-ferrous alloys by powder metallurgy
    • C22C1/045—Alloys based on refractory metals
    • 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
    • C22F1/02—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working in inert or controlled atmosphere or vacuum
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/12—All metal or with adjacent metals
    • Y10T428/12014—All metal or with adjacent metals having metal particles

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Powder Metallurgy (AREA)
EP12856450.7A 2011-12-07 2012-11-27 Sintered tungsten alloy Withdrawn EP2789708A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2011267845 2011-12-07
PCT/JP2012/080565 WO2013084749A1 (en) 2011-12-07 2012-11-27 Sintered tungsten alloy

Publications (2)

Publication Number Publication Date
EP2789708A1 EP2789708A1 (en) 2014-10-15
EP2789708A4 true EP2789708A4 (en) 2015-10-14

Family

ID=48574122

Family Applications (1)

Application Number Title Priority Date Filing Date
EP12856450.7A Withdrawn EP2789708A4 (en) 2011-12-07 2012-11-27 Sintered tungsten alloy

Country Status (4)

Country Link
US (1) US20140308536A1 (en)
EP (1) EP2789708A4 (en)
JP (2) JP5805213B2 (en)
WO (2) WO2013084749A1 (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5818045B1 (en) * 2014-12-05 2015-11-18 株式会社半導体熱研究所 Heat dissipation board and semiconductor package and semiconductor module using it
RU2623566C1 (en) * 2016-09-15 2017-06-27 Российская Федерация, от имени которой выступает Государственная корпорация по атомной энергии "Росатом" (Госкорпорация "Росатом") Method of manufacture of sintered porous products from tungsten-based pseudoalloy
CN106756379B (en) * 2017-01-10 2019-01-25 广州市华司特合金制品有限公司 Tungsten alloy barricade and the electronic information card for being provided with tungsten alloy barricade
CN110172598A (en) * 2018-12-13 2019-08-27 苏州赛特锐精密机械配件有限公司 A kind of method of co-injection preparation bi-component tungsten-copper alloy
CN111910112B (en) * 2020-07-01 2022-02-11 昆山家锐电子科技有限公司 Tungsten-copper alloy material and preparation method and application thereof
CN113817944B (en) * 2021-09-13 2022-10-11 安泰天龙(北京)钨钼科技有限公司 High-performance tungsten alloy bar and preparation method thereof
CN115341125B (en) * 2022-08-12 2023-06-06 广州市华司特合金制品有限公司 Tungsten alloy medical shielding plate and preparation method thereof
CN115478236B (en) * 2022-08-30 2023-02-28 广州市华司特合金制品有限公司 Heat treatment method of high specific gravity tungsten alloy

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101230427A (en) * 2008-02-22 2008-07-30 中南大学 Method for preparing grain-refining W-Ni-Fe alloy containing rare earth

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US3254995A (en) * 1962-04-13 1966-06-07 Powder Alloys Corp Heavy metal alloys
US3979234A (en) * 1975-09-18 1976-09-07 The United States Of America As Represented By The United States Energy Research And Development Administration Process for fabricating articles of tungsten-nickel-iron alloy
US4332617A (en) * 1979-09-18 1982-06-01 The United States Of America As Represented By The United States Department Of Energy Method of fabricating thin-walled articles of tungsten-nickel-iron alloy
DE3446334A1 (en) * 1984-12-19 1986-06-19 Philips Patentverwaltung Gmbh, 2000 Hamburg METHOD FOR PRODUCING <111> PREFERENTIAL TUNGSTEN
US4749410A (en) * 1985-07-10 1988-06-07 Gte Products Corporation Elongated tungsten heavy metal aritcle and method for producing same
US4851042A (en) * 1987-05-12 1989-07-25 Rensselaer Polytechnic Institute Hardness and strength of heavy alloys by addition of tantalum
US4801330A (en) * 1987-05-12 1989-01-31 Rensselaer Polytechnic Institute High strength, high hardness tungsten heavy alloys with molybdenum additions and method
US4743512A (en) * 1987-06-30 1988-05-10 Carpenter Technology Corporation Method of manufacturing flat forms from metal powder and product formed therefrom
FR2622209B1 (en) * 1987-10-23 1990-01-26 Cime Bocuze HEAVY DUTIES OF TUNGSTENE-NICKEL-IRON WITH VERY HIGH MECHANICAL CHARACTERISTICS AND METHOD OF MANUFACTURING SAID ALLOYS
US4768365A (en) * 1987-11-23 1988-09-06 Gte Products Corporation Process for producing tungsten heavy alloy sheet
JPH02122048A (en) * 1988-10-31 1990-05-09 Nippon Yakin Kogyo Co Ltd Sintered tungsten alloy having high ductility at low temperature
JPH0639641B2 (en) * 1988-10-31 1994-05-25 日本冶金工業株式会社 Method for producing tungsten sintered alloy
JPH02259053A (en) * 1989-03-31 1990-10-19 Mitsubishi Metal Corp Manufacture of hard tungsten-base sintered alloy member
JPH0723516B2 (en) * 1989-11-30 1995-03-15 日本冶金工業株式会社 Method for producing tungsten sintered alloy
JPH03173738A (en) * 1989-11-30 1991-07-29 Nippon Yakin Kogyo Co Ltd High strength and high toughness tungsten sintered alloy
JP2815656B2 (en) * 1990-01-30 1998-10-27 三菱マテリアル株式会社 High-strength heat-radiating structural member for packaged semiconductor devices
JPH042736A (en) * 1990-04-18 1992-01-07 Japan Steel Works Ltd:The Manufacture of high toughness w-ni-fe sintered alloy
JP2726140B2 (en) * 1990-05-31 1998-03-11 日本冶金工業株式会社 High toughness tungsten sintered alloy
JPH0436428A (en) * 1990-05-31 1992-02-06 Nippon Yakin Kogyo Co Ltd Manufacture of high toughness tungsten sintered alloy
JPH07116547B2 (en) * 1990-05-31 1995-12-13 日本冶金工業株式会社 High toughness tungsten sintered alloy
JP2819906B2 (en) * 1991-12-27 1998-11-05 住友金属工業株式会社 Ni-base alloy for tools with excellent room and high temperature strength
JPH05263163A (en) * 1992-03-18 1993-10-12 Japan Steel Works Ltd:The Manufacture of w-ni-fe sintered alloy
KR950005290B1 (en) * 1992-08-06 1995-05-23 주식회사풍산 Repeated sintering of tunsten based heavy alloys for improved impact toughness
JPH06316706A (en) * 1993-04-30 1994-11-15 Japan Steel Works Ltd:The Production of high strength w-ni-fe alloy sintered body
JP3697559B2 (en) 1995-08-31 2005-09-21 東邦金属株式会社 Tungsten-based alloy material for radiation shielding
JPH09235641A (en) 1996-02-28 1997-09-09 Toho Kinzoku Kk Tungsten heavy alloy sheet its production
JP3665169B2 (en) * 1997-02-03 2005-06-29 株式会社日本製鋼所 Manufacturing method of high strength and high ductility tungsten alloy
DE19824078C2 (en) * 1998-05-29 2001-05-31 Zinser Textilmaschinen Gmbh Process for the production of compacted yarn and device therefor
US6136105A (en) * 1998-06-12 2000-10-24 Lockheed Martin Corporation Process for imparting high strength, ductility, and toughness to tungsten heavy alloy (WHA) materials
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JP4259994B2 (en) * 2003-12-02 2009-04-30 日本ペイント株式会社 Method for producing polymerized gold sheet
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Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101230427A (en) * 2008-02-22 2008-07-30 中南大学 Method for preparing grain-refining W-Ni-Fe alloy containing rare earth

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
JANG ET AL: "Study on the solid-phase sintering of the nano-structured heavy tungsten alloy powder", JOURNAL OF ALLOYS AND COMPOUNDS, ELSEVIER SEQUOIA, LAUSANNE, CH, vol. 434-435, 29 March 2007 (2007-03-29), pages 367 - 370, XP022008679, ISSN: 0925-8388, DOI: 10.1016/J.JALLCOM.2006.08.215 *
See also references of WO2013084749A1 *

Also Published As

Publication number Publication date
JP5805213B2 (en) 2015-11-04
US20140308536A1 (en) 2014-10-16
EP2789708A1 (en) 2014-10-15
WO2013084748A1 (en) 2013-06-13
JPWO2013084749A1 (en) 2015-04-27
WO2013084749A1 (en) 2013-06-13
JPWO2013084748A1 (en) 2015-04-27
JP5847196B2 (en) 2016-01-20

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