EP0896071A4 - Steam turbine rotor materials for high-temperature use - Google Patents

Steam turbine rotor materials for high-temperature use

Info

Publication number
EP0896071A4
EP0896071A4 EP97947913A EP97947913A EP0896071A4 EP 0896071 A4 EP0896071 A4 EP 0896071A4 EP 97947913 A EP97947913 A EP 97947913A EP 97947913 A EP97947913 A EP 97947913A EP 0896071 A4 EP0896071 A4 EP 0896071A4
Authority
EP
European Patent Office
Prior art keywords
steam turbine
turbine rotor
temperature use
rotor materials
materials
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Withdrawn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
EP97947913A
Other languages
German (de)
French (fr)
Other versions
EP0896071A1 (en
Inventor
Masatomo Kamada
Akitsugu Fujita
Kouji Morinaka
Katsuo Kaku
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.)
Mitsubishi Heavy Industries Ltd
Original Assignee
Mitsubishi Heavy Industries Ltd
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 Mitsubishi Heavy Industries Ltd filed Critical Mitsubishi Heavy Industries Ltd
Publication of EP0896071A1 publication Critical patent/EP0896071A1/en
Publication of EP0896071A4 publication Critical patent/EP0896071A4/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Withdrawn legal-status Critical Current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
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/52—Ferrous alloys, e.g. steel alloys containing chromium with nickel with cobalt
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/46—Ferrous alloys, e.g. steel alloys containing chromium with nickel with vanadium
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/54—Ferrous alloys, e.g. steel alloys containing chromium with nickel with boron

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
EP97947913A 1997-01-08 1997-12-12 Steam turbine rotor materials for high-temperature use Withdrawn EP0896071A4 (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP136097 1997-01-08
JP1360/97 1997-01-08
JP22324397A JP3245097B2 (en) 1997-01-08 1997-08-20 High temperature steam turbine rotor material
JP223243/97 1997-08-20
PCT/JP1997/004580 WO1998030727A1 (en) 1997-01-08 1997-12-12 Steam turbine rotor materials for high-temperature use

Publications (2)

Publication Number Publication Date
EP0896071A1 EP0896071A1 (en) 1999-02-10
EP0896071A4 true EP0896071A4 (en) 2001-06-20

Family

ID=26334568

Family Applications (1)

Application Number Title Priority Date Filing Date
EP97947913A Withdrawn EP0896071A4 (en) 1997-01-08 1997-12-12 Steam turbine rotor materials for high-temperature use

Country Status (4)

Country Link
EP (1) EP0896071A4 (en)
JP (1) JP3245097B2 (en)
CZ (1) CZ284998A3 (en)
WO (1) WO1998030727A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH1136038A (en) * 1997-07-16 1999-02-09 Mitsubishi Heavy Ind Ltd Heat resistant cast steel
CN100584415C (en) 2004-09-15 2010-01-27 雅马哈发动机株式会社 Vehicle control unit and vehicle
KR20090130334A (en) * 2007-06-04 2009-12-22 수미도모 메탈 인더스트리즈, 리미티드 Ferrite heat resistant steel

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04371552A (en) * 1991-06-18 1992-12-24 Nippon Steel Corp High strength ferritic heat resisting steel
EP0691416A1 (en) * 1994-06-13 1996-01-10 The Japan Steel Works, Ltd. Heat resisting steels
US5591391A (en) * 1994-09-20 1997-01-07 Sumitomo Metal Industries, Ltd. High chromium ferritic heat-resistant steel
EP0754774A1 (en) * 1995-07-17 1997-01-22 Mitsubishi Jukogyo Kabushiki Kaisha Steam turbine rotor materials for high-temperature applications

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06306550A (en) * 1993-04-28 1994-11-01 Toshiba Corp Heat resistant steel and heat treatment therefor
JP3531228B2 (en) * 1994-09-20 2004-05-24 住友金属工業株式会社 High Cr ferritic heat resistant steel
JP3418884B2 (en) * 1994-09-20 2003-06-23 住友金属工業株式会社 High Cr ferritic heat resistant steel
JPH08120414A (en) * 1994-10-17 1996-05-14 Hitachi Ltd Heat resistant steel

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04371552A (en) * 1991-06-18 1992-12-24 Nippon Steel Corp High strength ferritic heat resisting steel
EP0691416A1 (en) * 1994-06-13 1996-01-10 The Japan Steel Works, Ltd. Heat resisting steels
US5591391A (en) * 1994-09-20 1997-01-07 Sumitomo Metal Industries, Ltd. High chromium ferritic heat-resistant steel
EP0754774A1 (en) * 1995-07-17 1997-01-22 Mitsubishi Jukogyo Kabushiki Kaisha Steam turbine rotor materials for high-temperature applications

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol. 017, no. 247 (C - 1059) 18 May 1993 (1993-05-18) *
See also references of WO9830727A1 *

Also Published As

Publication number Publication date
JPH10251811A (en) 1998-09-22
EP0896071A1 (en) 1999-02-10
CZ284998A3 (en) 1999-11-17
WO1998030727A1 (en) 1998-07-16
JP3245097B2 (en) 2002-01-07

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Legal Events

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