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EP2855714A4 - Microtreatment and microstructure of carbide containing iron-based alloy - Google Patents

Microtreatment and microstructure of carbide containing iron-based alloy

Info

Publication number
EP2855714A4
EP2855714A4 EP13803540.7A EP13803540A EP2855714A4 EP 2855714 A4 EP2855714 A4 EP 2855714A4 EP 13803540 A EP13803540 A EP 13803540A EP 2855714 A4 EP2855714 A4 EP 2855714A4
Authority
EP
European Patent Office
Prior art keywords
microtreatment
microstructure
based alloy
containing iron
carbide containing
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.)
Granted
Application number
EP13803540.7A
Other languages
German (de)
French (fr)
Other versions
EP2855714A1 (en
EP2855714B1 (en
Inventor
Gary M Cola Jr
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to PL13803540T priority Critical patent/PL2855714T3/en
Publication of EP2855714A1 publication Critical patent/EP2855714A1/en
Publication of EP2855714A4 publication Critical patent/EP2855714A4/en
Application granted granted Critical
Publication of EP2855714B1 publication Critical patent/EP2855714B1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • 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
    • C21D1/20—Isothermal quenching, e.g. bainitic hardening
    • 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
    • C21D1/22—Martempering
    • 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
    • C21D1/56—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering characterised by the quenching agents
    • 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
    • C21D1/56—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering characterised by the quenching agents
    • C21D1/607—Molten salts
    • 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
    • C21D6/00—Heat treatment of ferrous alloys
    • C21D6/008—Heat treatment of ferrous alloys containing Si
    • 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
    • C22C38/02—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
    • 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
    • C21D2211/001—Austenite

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)
  • Heat Treatment Of Articles (AREA)
EP13803540.7A 2012-05-25 2013-05-28 Microtreatment and microstructure of carbide containing iron-based alloy Active EP2855714B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PL13803540T PL2855714T3 (en) 2012-05-25 2013-05-28 Microtreatment and microstructure of carbide containing iron-based alloy

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201261651992P 2012-05-25 2012-05-25
PCT/US2013/042952 WO2013188100A1 (en) 2012-05-25 2013-05-28 Microtreatment and microstructure of carbide containing iron-based alloy

Publications (3)

Publication Number Publication Date
EP2855714A1 EP2855714A1 (en) 2015-04-08
EP2855714A4 true EP2855714A4 (en) 2016-01-27
EP2855714B1 EP2855714B1 (en) 2021-07-07

Family

ID=49758619

Family Applications (1)

Application Number Title Priority Date Filing Date
EP13803540.7A Active EP2855714B1 (en) 2012-05-25 2013-05-28 Microtreatment and microstructure of carbide containing iron-based alloy

Country Status (8)

Country Link
US (1) US20150144234A1 (en)
EP (1) EP2855714B1 (en)
KR (2) KR102349238B1 (en)
CN (1) CN104641006B (en)
CA (1) CA2877175C (en)
ES (1) ES2891948T3 (en)
PL (1) PL2855714T3 (en)
WO (1) WO2013188100A1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2015179752A1 (en) * 2014-05-23 2015-11-26 Magna International Inc. Austempering of structural components
US20170145528A1 (en) * 2014-06-17 2017-05-25 Gary M. Cola, JR. High Strength Iron-Based Alloys, Processes for Making Same, and Articles Resulting Therefrom
CN107201435B (en) * 2017-04-29 2019-01-11 天津大学 The preparation method of ferrous alloy with nanocluster and dislocation, twins sub-structure
CN107480328B (en) * 2017-07-04 2022-09-20 山东建筑大学 Carbon distribution theory calculation method based on Q & P process
CN113981318B (en) * 2021-10-28 2022-10-14 刘鑫 Preparation method of double-transformation bainitic steel

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20070261770A1 (en) * 2004-11-16 2007-11-15 Sfp Works, Llc Method and Apparatus for Micro-Treating Iron-Based Alloy, and the Material Resulting Therefrom
US20100132854A1 (en) * 2006-10-03 2010-06-03 Cola Jr Gary M Microtreatment of Iron-Based Alloy, Apparatus and Method Therefor, and Articles Resulting Therefrom

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW363082B (en) * 1994-04-26 1999-07-01 Nippon Steel Corp Steel sheet having high strength and being suited to deep drawing and process for producing the same
FR2731371B1 (en) * 1995-03-10 1997-04-30 Inst Francais Du Petrole METHOD FOR MANUFACTURING STEEL WIRE - SHAPE WIRE AND APPLICATION TO A FLEXIBLE PIPE
US6746548B2 (en) * 2001-12-14 2004-06-08 Mmfx Technologies Corporation Triple-phase nano-composite steels
FR2847273B1 (en) * 2002-11-19 2005-08-19 Usinor SOLDERABLE CONSTRUCTION STEEL PIECE AND METHOD OF MANUFACTURE
FR2847271B1 (en) * 2002-11-19 2004-12-24 Usinor METHOD FOR MANUFACTURING AN ABRASION RESISTANT STEEL SHEET AND OBTAINED SHEET
US7507480B2 (en) * 2005-05-31 2009-03-24 Brookhaven Science Associates, Llc Corrosion-resistant metal surfaces
US20100163140A1 (en) * 2008-06-16 2010-07-01 Cola Jr Gary M Microtreatment of Iron-Based Alloy, Apparatus and Method Therefor, and Microstructure Resulting Therefrom
CN101705345B (en) * 2009-09-02 2011-06-01 北京科技大学 A Process Method for Improving Ductility and Toughness of Cr-Containing High Strength Steel Using Carbon Distribution

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20070261770A1 (en) * 2004-11-16 2007-11-15 Sfp Works, Llc Method and Apparatus for Micro-Treating Iron-Based Alloy, and the Material Resulting Therefrom
US20100132854A1 (en) * 2006-10-03 2010-06-03 Cola Jr Gary M Microtreatment of Iron-Based Alloy, Apparatus and Method Therefor, and Articles Resulting Therefrom

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
GARY M COLA: "Properties of bainitic nucleated by water quenching in 80 ms", PROCEEDINGS OF THE 1ST INTERNATIONAL SYMPOSIUM ON STEEL SCIENCE, THE IRON AND STEEL INSTITUTE OF JAPAN, JAPAN, 31 January 2007 (2007-01-31), pages 187 - 190, XP009187557 *
LOLLA T ET AL: "Development of rapid heating and cooling (flash processing) process to produce advanced high strength steel microstructures", MATERIALS SCIENCE AND TECHNOLOGY, MANEY PUBLISHING, GB, vol. 27, no. 5, 31 May 2011 (2011-05-31), pages 863 - 875, XP008139775, ISSN: 0267-0836, DOI: 10.1179/174328409X433813 *

Also Published As

Publication number Publication date
KR20150065619A (en) 2015-06-15
KR20200140411A (en) 2020-12-15
CN104641006B (en) 2018-02-13
KR102349238B1 (en) 2022-01-07
CA2877175C (en) 2023-07-25
CN104641006A (en) 2015-05-20
CA2877175A1 (en) 2013-12-19
PL2855714T3 (en) 2021-12-13
ES2891948T3 (en) 2022-02-01
EP2855714A1 (en) 2015-04-08
US20150144234A1 (en) 2015-05-28
WO2013188100A1 (en) 2013-12-19
EP2855714B1 (en) 2021-07-07

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