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WO2011124851A3 - Mechanical part made of steel having high properties and process for manufacturing same - Google Patents

Mechanical part made of steel having high properties and process for manufacturing same Download PDF

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Publication number
WO2011124851A3
WO2011124851A3 PCT/FR2011/050781 FR2011050781W WO2011124851A3 WO 2011124851 A3 WO2011124851 A3 WO 2011124851A3 FR 2011050781 W FR2011050781 W FR 2011050781W WO 2011124851 A3 WO2011124851 A3 WO 2011124851A3
Authority
WO
WIPO (PCT)
Prior art keywords
traces
mechanical part
steel
part made
high properties
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.)
Ceased
Application number
PCT/FR2011/050781
Other languages
French (fr)
Other versions
WO2011124851A2 (en
Inventor
Thomas Sourmail
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.)
Ascometal France Holding SAS
Original Assignee
Ascometal SA
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 Ascometal SA filed Critical Ascometal SA
Priority to EP11720141A priority Critical patent/EP2556175A2/en
Priority to CN201180025478.4A priority patent/CN102985569B/en
Priority to US13/639,805 priority patent/US20130037182A1/en
Priority to JP2013503161A priority patent/JP2013533919A/en
Publication of WO2011124851A2 publication Critical patent/WO2011124851A2/en
Anticipated expiration legal-status Critical
Publication of WO2011124851A3 publication Critical patent/WO2011124851A3/en
Ceased legal-status Critical Current

Links

Classifications

    • 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
    • C21D1/19—Hardening; Quenching with or without subsequent tempering by interrupted quenching
    • 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
    • C21D6/00—Heat treatment of ferrous alloys
    • C21D6/002—Heat treatment of ferrous alloys containing Cr
    • 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
    • C21D6/005—Heat treatment of ferrous alloys containing Mn
    • 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
    • C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
    • C21D8/005—Modifying the physical properties by deformation combined with, or followed by, heat treatment of ferrous alloys
    • 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
    • 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
    • C22C38/02—Ferrous alloys, e.g. steel alloys containing silicon
    • 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
    • C22C38/04—Ferrous alloys, e.g. steel alloys containing manganese
    • 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
    • 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
    • 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
    • C22C38/58—Ferrous alloys, e.g. steel alloys containing chromium with nickel with more than 1.5% by weight of manganese
    • 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
    • C21D2211/002—Bainite

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)
  • Heat Treatment Of Steel (AREA)

Abstract

Mechanical part made of steel having high properties and process for manufacturing same. Mechanical part made of steel having high properties, characterized in that its composition, in percentages by weight, is: 0.05% ≤ C ≤ 0.25%; 1.2% ≤ Mn ≤ 2%; 1% ≤ Cr ≤ 2.5%; (830 - 270 C% - 90 Mn% - 70 Cr%) ≤ 560; traces ≤ Si ≤ 1.5%; traces ≤ Ni ≤ 1%; traces ≤ Mo ≤ 0.5%; traces ≤ Cu ≤ 1%; traces ≤ V ≤ 0.3%; traces ≤ Al ≤ 0.1%; traces ≤ B ≤ 0.005%; traces ≤ Ti ≤ 0.03% traces ≤ Nb ≤ 0.06%; traces ≤ S ≤ 0.1%; traces ≤ Ca ≤ 0.006%; traces ≤ Te ≤ 0.03%; traces ≤ Se ≤ 0.05%; traces ≤ Bi ≤ 0.05%; traces ≤ Pb ≤ 0.1%; the balance being iron and impurities resulting from the smelting, and in that its structure is bainitic and contains at most 20% in total of martensite and/or proeutectoid fernite and/or perlite. Process for manufacturing a mechanical part having this composition.
PCT/FR2011/050781 2010-04-07 2011-04-07 Mechanical part made of steel having high properties and process for manufacturing same Ceased WO2011124851A2 (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
EP11720141A EP2556175A2 (en) 2010-04-07 2011-04-07 Mechanical part made of steel having high properties and process for manufacturing same
CN201180025478.4A CN102985569B (en) 2010-04-07 2011-04-07 Mechanical part be made up of the steel of high characteristic and preparation method thereof
US13/639,805 US20130037182A1 (en) 2010-04-07 2011-04-07 Mechanical part made of steel having high properties and process for manufacturing same
JP2013503161A JP2013533919A (en) 2010-04-07 2011-04-07 Steel high-performance machine parts and their manufacturing methods

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR1001433 2010-04-07
FR1001433A FR2958660B1 (en) 2010-04-07 2010-04-07 STEEL FOR MECHANICAL PIECES WITH HIGH CHARACTERISTICS AND METHOD FOR MANUFACTURING THE SAME.

Publications (2)

Publication Number Publication Date
WO2011124851A2 WO2011124851A2 (en) 2011-10-13
WO2011124851A3 true WO2011124851A3 (en) 2015-06-25

Family

ID=42942210

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/FR2011/050781 Ceased WO2011124851A2 (en) 2010-04-07 2011-04-07 Mechanical part made of steel having high properties and process for manufacturing same

Country Status (6)

Country Link
US (1) US20130037182A1 (en)
EP (1) EP2556175A2 (en)
JP (1) JP2013533919A (en)
CN (1) CN102985569B (en)
FR (1) FR2958660B1 (en)
WO (1) WO2011124851A2 (en)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2812455A1 (en) * 2012-02-10 2014-12-17 Ascometal Process for making a steel part, and steel part so obtained
US20140283960A1 (en) * 2013-03-22 2014-09-25 Caterpillar Inc. Air-hardenable bainitic steel with enhanced material characteristics
CN103725980A (en) * 2013-10-26 2014-04-16 溧阳市浙大产学研服务中心有限公司 High-performance magnetic control connecting piece
JP5876864B2 (en) * 2013-12-16 2016-03-02 株式会社神戸製鋼所 Marine forged steel products
FR3022259A1 (en) * 2014-06-16 2015-12-18 Asco Ind STEEL FOR HIGH PERFORMANCE TREATED SURFACE MECHANICAL PIECES, AND MECHANICAL PIECES THEREOF AND PROCESS FOR PRODUCING SAME
RU2555319C1 (en) * 2014-09-15 2015-07-10 Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Южно-Уральский государственный университет" (национальный исследовательский университет) (ФГБОУ ВПО "ЮУрГУ" (НИУ)) Easy treated structural chrome-manganese-nickel-molybdenum steel
EP3061837A1 (en) 2015-02-27 2016-08-31 Swiss Steel AG Blank bainite long product and method for producing the same
DE102016108633A1 (en) * 2016-05-10 2017-11-30 Benteler Steel/Tube Gmbh Fuel injection line and tubular duct
TWI756226B (en) 2016-06-30 2022-03-01 瑞典商伍德赫爾恩股份有限公司 A steel for a tool holder
RU2622187C1 (en) * 2016-10-31 2017-06-13 Юлия Алексеевна Щепочкина Structural steel
FR3064282B1 (en) * 2017-03-23 2021-12-31 Asco Ind STEEL, METHOD FOR MANUFACTURING MECHANICAL PARTS FROM THIS STEEL, AND PARTS SO MANUFACTURED
WO2019180492A1 (en) 2018-03-23 2019-09-26 Arcelormittal Forged part of bainitic steel and a method of manufacturing thereof
FR3123659A1 (en) 2021-06-02 2022-12-09 Ascometal France Holding Sas Hot-formed steel part and method of manufacture
WO2022263887A1 (en) 2021-06-16 2022-12-22 Arcelormittal Method for producing a steel part and steel part
WO2024121606A1 (en) * 2022-12-08 2024-06-13 Arcelormittal Forged and hot rolled steel and a method of manufacturing thereof
CN115852117B (en) * 2022-12-15 2025-03-21 攀钢集团攀枝花钢铁研究院有限公司 Production method of nanostructured bainite frog steel

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0845544A1 (en) * 1996-11-26 1998-06-03 Ascometal Steel product made from bainitic steel and process for making the steel product
WO2001044531A1 (en) * 1999-12-15 2001-06-21 Institut Francais Du Petrole Flexible pipe with low-carbon steel armour
FR2847271A1 (en) * 2002-11-19 2004-05-21 Usinor Fabrication of an abrasion resistant steel sheet having a good flatness with a martensite or bainite or martensite-bainite structure and some retained austenite

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2768062B2 (en) * 1991-06-17 1998-06-25 株式会社神戸製鋼所 Manufacturing method of high strength tough steel
JPH06212349A (en) * 1993-01-14 1994-08-02 Sumitomo Metal Ind Ltd High machinability, high toughness non-heat treated high strength steel and its manufacturing method
JPH06248341A (en) * 1993-02-23 1994-09-06 Sumitomo Metal Ind Ltd Method for producing high strength and high toughness steel from non-heat treated steel
JP3524229B2 (en) * 1995-08-11 2004-05-10 株式会社神戸製鋼所 High toughness case hardened steel machine parts and their manufacturing method
FR2741632B1 (en) * 1995-11-27 1997-12-26 Ascometal Sa STEEL FOR MANUFACTURING A FORGED PART HAVING A BATH STRUCTURE AND METHOD FOR MANUFACTURING A PART
FR2744733B1 (en) 1996-02-08 1998-04-24 Ascometal Sa STEEL FOR MANUFACTURING FORGED PART AND METHOD FOR MANUFACTURING FORGED PART
JP3716073B2 (en) * 1997-05-30 2005-11-16 Ｊｆｅ条鋼株式会社 Manufacturing method of hot forged parts with excellent machinability and fatigue characteristics
FR2847910B1 (en) 2002-12-03 2006-06-02 Ascometal Sa METHOD FOR MANUFACTURING A FORGED STEEL PIECE AND PART THUS OBTAINED
JP3969328B2 (en) * 2003-03-26 2007-09-05 住友金属工業株式会社 Non-tempered seamless steel pipe
JP4269293B2 (en) * 2005-10-27 2009-05-27 日立金属株式会社 Steel for mold
JP4768447B2 (en) * 2006-01-11 2011-09-07 株式会社神戸製鋼所 Weatherproof steel plate with excellent toughness of weld heat affected zone
EP1832667A1 (en) * 2006-03-07 2007-09-12 ARCELOR France Method of producing steel sheets having high strength, ductility and toughness and thus produced sheets.

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0845544A1 (en) * 1996-11-26 1998-06-03 Ascometal Steel product made from bainitic steel and process for making the steel product
WO2001044531A1 (en) * 1999-12-15 2001-06-21 Institut Francais Du Petrole Flexible pipe with low-carbon steel armour
FR2847271A1 (en) * 2002-11-19 2004-05-21 Usinor Fabrication of an abrasion resistant steel sheet having a good flatness with a martensite or bainite or martensite-bainite structure and some retained austenite

Also Published As

Publication number Publication date
WO2011124851A2 (en) 2011-10-13
US20130037182A1 (en) 2013-02-14
FR2958660A1 (en) 2011-10-14
CN102985569B (en) 2015-08-05
JP2013533919A (en) 2013-08-29
EP2556175A2 (en) 2013-02-13
FR2958660B1 (en) 2013-07-19
CN102985569A (en) 2013-03-20

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