EP2722407A3 - Acier martensitique durcissable par précipitation et aube allongée pour turbine de vapeur - Google Patents

Acier martensitique durcissable par précipitation et aube allongée pour turbine de vapeur Download PDF

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Publication number
EP2722407A3
EP2722407A3 EP13189010.5A EP13189010A EP2722407A3 EP 2722407 A3 EP2722407 A3 EP 2722407A3 EP 13189010 A EP13189010 A EP 13189010A EP 2722407 A3 EP2722407 A3 EP 2722407A3
Authority
EP
European Patent Office
Prior art keywords
stainless steel
martensitic stainless
precipitation hardening
steam turbine
long blade
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Withdrawn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
EP13189010.5A
Other languages
German (de)
English (en)
Other versions
EP2722407A2 (fr
Inventor
Shinji Oikawa
Hideo Yoda
Masahiko Arai
Hiroyuki Doi
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 Power Ltd
Original Assignee
Mitsubishi Hitachi Power Systems 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 Hitachi Power Systems Ltd filed Critical Mitsubishi Hitachi Power Systems Ltd
Publication of EP2722407A2 publication Critical patent/EP2722407A2/fr
Publication of EP2722407A3 publication Critical patent/EP2722407A3/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
    • F01D5/12—Blades
    • F01D5/28—Selecting particular materials; Particular measures relating thereto; Measures against erosion or corrosion
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/18—Hardening; Quenching with or without subsequent tempering
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/26—Methods of annealing
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D6/00—Heat treatment of ferrous alloys
    • C21D6/004—Heat treatment of ferrous alloys containing Cr and Ni
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/0068—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for particular articles not mentioned below
    • 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
    • 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
    • C22C38/06—Ferrous alloys, e.g. steel alloys containing aluminium
    • 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
    • C22C38/44—Ferrous alloys, e.g. steel alloys containing chromium with nickel with molybdenum or tungsten
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D2211/00—Microstructure comprising significant phases
    • C21D2211/004—Dispersions; Precipitations
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D2211/00—Microstructure comprising significant phases
    • C21D2211/008—Martensite

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Heat Treatment Of Articles (AREA)
EP13189010.5A 2012-10-17 2013-10-16 Acier martensitique durcissable par précipitation et aube allongée pour turbine de vapeur Withdrawn EP2722407A3 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2012229408A JP6113456B2 (ja) 2012-10-17 2012-10-17 析出硬化型マルテンサイト系ステンレス鋼とそれを用いた蒸気タービン長翼

Publications (2)

Publication Number Publication Date
EP2722407A2 EP2722407A2 (fr) 2014-04-23
EP2722407A3 true EP2722407A3 (fr) 2017-10-25

Family

ID=49447382

Family Applications (1)

Application Number Title Priority Date Filing Date
EP13189010.5A Withdrawn EP2722407A3 (fr) 2012-10-17 2013-10-16 Acier martensitique durcissable par précipitation et aube allongée pour turbine de vapeur

Country Status (4)

Country Link
US (1) US20140105753A1 (fr)
EP (1) EP2722407A3 (fr)
JP (1) JP6113456B2 (fr)
CN (1) CN103774048B (fr)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104033189B (zh) * 2014-06-27 2016-01-27 南京赛达机械制造有限公司 一种汽轮机叶片的加工工艺
CN105239021B (zh) * 2014-07-08 2017-07-25 南京赛达机械制造有限公司 一种耐高压汽轮机叶片及其生产工艺
JP5995157B2 (ja) 2014-09-29 2016-09-21 日立金属株式会社 マルテンサイト系析出強化型ステンレス鋼の製造方法
CN104451453A (zh) * 2014-11-14 2015-03-25 无锡信大气象传感网科技有限公司 一种风力发电风叶用耐磨合金钢材料
CN105568151B (zh) * 2016-01-29 2018-01-02 北京科技大学 一种铝增强马氏体时效钢及其制备方法
SE540110C2 (en) * 2016-06-01 2018-04-03 Ovako Sweden Ab High strength steel, method of manufacturing a part made of steel and use of the steel
SE539763C2 (en) * 2016-06-16 2017-11-21 Uddeholms Ab Steel suitable for plastic molding tools
CN106011684A (zh) * 2016-07-26 2016-10-12 四川六合锻造股份有限公司 一种高强高韧不锈钢材料及其制备方法
JPWO2019054036A1 (ja) * 2017-09-12 2020-03-26 日立オートモティブシステムズ株式会社 流量制御装置、および流量制御装置の製造方法
CN110565028B (zh) * 2019-10-28 2021-06-29 河南中原特钢装备制造有限公司 含硫马氏体沉淀硬化不锈钢的冶炼方法
CA3106648C (fr) 2020-02-04 2022-09-13 Daido Steel Co., Ltd. Acier inoxydable martensitique a durcissement structural
JP7615607B2 (ja) * 2020-02-04 2025-01-17 大同特殊鋼株式会社 析出硬化型マルテンサイト系ステンレス鋼
CN111705260B (zh) * 2020-04-30 2021-10-01 马鞍山市中桥金属材料有限公司 一种超纯15-5ph不锈钢电渣锭及其制备方法
US20240409774A1 (en) 2021-10-22 2024-12-12 Shin-Etsu Chemical Co., Ltd. Paint composition, coated article, and method for forming cured film
CN114150233B (zh) * 2021-11-25 2022-10-14 大连透平机械技术发展有限公司 一种压缩机叶轮用超高强度钢工程化热处理方法
CN114507817A (zh) * 2022-01-20 2022-05-17 上海材料研究所 超低碳无钴高强耐蚀合金及其制备方法和应用
JP2024107512A (ja) 2023-01-30 2024-08-09 信越化学工業株式会社 水酸基含有オルガノポリシロキサン、その製造方法、該オルガノポリシロキサンを含有する硬化性組成物、コーティング剤および被覆物品
JP7845207B2 (ja) 2023-01-30 2026-04-14 信越化学工業株式会社 塗料組成物、その製造方法および被覆物品

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1056561A (en) * 1962-10-02 1967-01-25 Armco Steel Corp Chromium-nickel-aluminium steel and method for heat treatment thereof
EP0459547A1 (fr) * 1990-05-29 1991-12-04 Uddeholm Tooling Aktiebolag Acier pour outils à durcissement par précipitation
JPH11209854A (ja) * 1998-01-21 1999-08-03 Daido Steel Co Ltd 強磁性部と非磁性部を合わせ持つ複合磁性材料およびその製造方法
WO2001031076A1 (fr) * 1999-10-22 2001-05-03 Crs Holdings, Inc. Acier inoxydable hautement resistant pouvant etre usine
US20050126662A1 (en) * 2003-12-10 2005-06-16 Wei-Di Cao High strength martensitic stainless steel alloys, methods of forming the same, and articles formed therefrom
EP1896624A1 (fr) * 2005-06-28 2008-03-12 Aubert & Duval Composition d'acier inoxydable martensitique, procede de fabrication d'une piece mecanique a partir de cet acier et piece ainsi obtenue
EP2455496A1 (fr) * 2010-11-09 2012-05-23 Hitachi, Ltd. Acier inoxydable martensitique, durcissable par précipitation et composant de turbine à vapeur fabriqué à partir de celui-ci
EP2617856A1 (fr) * 2012-01-19 2013-07-24 Hitachi Ltd. Acier inoxydable martensitique durcissable par précipitation et longue pale de turbine à vapeur, turbine à vapeur et centrale électrique l'utilisant
EP2631432A1 (fr) * 2012-02-27 2013-08-28 Hitachi Ltd. Rotor de turbine à vapeur

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE651249A (fr) * 1963-08-02 1964-11-16
JP2004052673A (ja) * 2002-07-19 2004-02-19 Mitsubishi Heavy Ind Ltd タービン翼のエロージョンシールド方法及びエロージョンシールドされたタービン翼
JP3921574B2 (ja) * 2003-04-04 2007-05-30 株式会社日立製作所 耐熱鋼とそれを用いたガスタービン及びその各種部材
JP3962743B2 (ja) * 2003-12-08 2007-08-22 三菱重工業株式会社 析出硬化型マルテンサイト鋼及びその製造方法並びにそれを用いたタービン動翼及び蒸気タービン
US20060118215A1 (en) * 2004-12-08 2006-06-08 Yuichi Hirakawa Precipitation hardened martensitic stainless steel, manufacturing method therefor, and turbine moving blade and steam turbine using the same
ES2401753T3 (es) * 2008-02-29 2013-04-24 Crs Holdings, Inc. Método de preparación de un acero inoxidable de alta resistencia, alta tenacidad, resistente a la fatiga y endurecible por precipitación
JP6111763B2 (ja) * 2012-04-27 2017-04-12 大同特殊鋼株式会社 強度及び靭性に優れた蒸気タービンブレード用鋼

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1056561A (en) * 1962-10-02 1967-01-25 Armco Steel Corp Chromium-nickel-aluminium steel and method for heat treatment thereof
EP0459547A1 (fr) * 1990-05-29 1991-12-04 Uddeholm Tooling Aktiebolag Acier pour outils à durcissement par précipitation
JPH11209854A (ja) * 1998-01-21 1999-08-03 Daido Steel Co Ltd 強磁性部と非磁性部を合わせ持つ複合磁性材料およびその製造方法
WO2001031076A1 (fr) * 1999-10-22 2001-05-03 Crs Holdings, Inc. Acier inoxydable hautement resistant pouvant etre usine
US20050126662A1 (en) * 2003-12-10 2005-06-16 Wei-Di Cao High strength martensitic stainless steel alloys, methods of forming the same, and articles formed therefrom
EP1896624A1 (fr) * 2005-06-28 2008-03-12 Aubert & Duval Composition d'acier inoxydable martensitique, procede de fabrication d'une piece mecanique a partir de cet acier et piece ainsi obtenue
EP2455496A1 (fr) * 2010-11-09 2012-05-23 Hitachi, Ltd. Acier inoxydable martensitique, durcissable par précipitation et composant de turbine à vapeur fabriqué à partir de celui-ci
EP2617856A1 (fr) * 2012-01-19 2013-07-24 Hitachi Ltd. Acier inoxydable martensitique durcissable par précipitation et longue pale de turbine à vapeur, turbine à vapeur et centrale électrique l'utilisant
EP2631432A1 (fr) * 2012-02-27 2013-08-28 Hitachi Ltd. Rotor de turbine à vapeur

Also Published As

Publication number Publication date
EP2722407A2 (fr) 2014-04-23
JP2014080656A (ja) 2014-05-08
CN103774048A (zh) 2014-05-07
CN103774048B (zh) 2017-01-04
US20140105753A1 (en) 2014-04-17
JP6113456B2 (ja) 2017-04-12

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