EP3674432A4 - Wear-resistant steel sheet having excellent toughness - Google Patents

Wear-resistant steel sheet having excellent toughness Download PDF

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Publication number
EP3674432A4
EP3674432A4 EP17922610.5A EP17922610A EP3674432A4 EP 3674432 A4 EP3674432 A4 EP 3674432A4 EP 17922610 A EP17922610 A EP 17922610A EP 3674432 A4 EP3674432 A4 EP 3674432A4
Authority
EP
European Patent Office
Prior art keywords
wear
steel sheet
resistant steel
excellent toughness
toughness
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Withdrawn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
EP17922610.5A
Other languages
German (de)
French (fr)
Other versions
EP3674432A1 (en
Inventor
Dai Miyawaki
Masaru Fujihara
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.)
Nippon Steel Corp
Original Assignee
Nippon Steel 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 Nippon Steel Corp filed Critical Nippon Steel Corp
Publication of EP3674432A1 publication Critical patent/EP3674432A1/en
Publication of EP3674432A4 publication Critical patent/EP3674432A4/en
Withdrawn legal-status Critical Current

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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
    • C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
    • C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/0221—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the working steps
    • C21D8/0226—Hot rolling
    • 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
    • C22C38/50—Ferrous alloys, e.g. steel alloys containing chromium with nickel with titanium or zirconium
    • 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
    • C21D1/30—Stress-relieving
    • 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
    • C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/0221—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the working steps
    • C21D8/0236—Cold rolling
    • 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
    • C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/0247—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the heat treatment
    • C21D8/0263—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the heat treatment following hot rolling
    • 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
    • C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/0247—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the heat treatment
    • C21D8/0268—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the heat treatment between cold rolling steps
    • 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
    • C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/04—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips to produce plates or strips for deep-drawing
    • C21D8/0421—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips to produce plates or strips for deep-drawing characterised by the working steps
    • C21D8/0426—Hot rolling
    • 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
    • C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/04—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips to produce plates or strips for deep-drawing
    • C21D8/0421—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips to produce plates or strips for deep-drawing characterised by the working steps
    • C21D8/0436—Cold rolling
    • 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
    • C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/04—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips to produce plates or strips for deep-drawing
    • C21D8/0447—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips to produce plates or strips for deep-drawing characterised by the heat treatment
    • C21D8/0473—Final recrystallisation 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
    • C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/46—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for sheet metals
    • 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
    • C22C38/12—Ferrous alloys, e.g. steel alloys containing tungsten, tantalum, molybdenum, vanadium, or niobium
    • 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
    • C22C38/14—Ferrous alloys, e.g. steel alloys containing titanium or zirconium
    • 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
    • C22C38/48—Ferrous alloys, e.g. steel alloys containing chromium with nickel with niobium or tantalum
    • 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
    • C21D2211/006—Graphite
EP17922610.5A 2017-08-25 2017-08-25 Wear-resistant steel sheet having excellent toughness Withdrawn EP3674432A4 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2017/030614 WO2019038923A1 (en) 2017-08-25 2017-08-25 Wear-resistant steel sheet having excellent toughness

Publications (2)

Publication Number Publication Date
EP3674432A1 EP3674432A1 (en) 2020-07-01
EP3674432A4 true EP3674432A4 (en) 2020-12-16

Family

ID=65438607

Family Applications (1)

Application Number Title Priority Date Filing Date
EP17922610.5A Withdrawn EP3674432A4 (en) 2017-08-25 2017-08-25 Wear-resistant steel sheet having excellent toughness

Country Status (5)

Country Link
US (1) US20200199702A1 (en)
EP (1) EP3674432A4 (en)
KR (1) KR20200044879A (en)
CN (1) CN111373064A (en)
WO (1) WO2019038923A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114737131B (en) * 2022-03-30 2023-05-16 鞍钢股份有限公司 Production method of extremely-thin, extremely-wide, high-strength and wear-resistant hot continuous rolled steel plate

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011012316A (en) * 2009-07-02 2011-01-20 Nippon Steel Corp Soft high-carbon steel sheet superior in punchability and method for manufacturing the same
JP2015190036A (en) * 2014-03-28 2015-11-02 日新製鋼株式会社 Steel sheet for fiber machine component and manufacturing method therefor
JP2015190037A (en) * 2014-03-28 2015-11-02 日新製鋼株式会社 Raw material steel sheet for chain saw component and chain saw component
JP2016222990A (en) * 2015-06-02 2016-12-28 新日鐵住金株式会社 High carbon steel sheet and production method therefor
JP2017190494A (en) * 2016-04-13 2017-10-19 日新製鋼株式会社 Wear resistant steel sheet excellent in toughness
EP3323904A1 (en) * 2015-07-16 2018-05-23 Nisshin Steel Co., Ltd. Steel sheet for textile machinery part and manufacturing method therefor

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6082647A (en) 1983-10-12 1985-05-10 Kawasaki Steel Corp Clad steel plate for disc saw
JP3756272B2 (en) 1996-11-13 2006-03-15 Ｊｆｅ条鋼株式会社 Manufacturing method of hot forged parts with excellent wear resistance
JP4159009B2 (en) * 1999-08-20 2008-10-01 日新製鋼株式会社 Steel sheet for punched parts with excellent fatigue characteristics
JP3992500B2 (en) 2002-01-07 2007-10-17 株式会社神戸製鋼所 Non-tempered steel for hot working with excellent wear resistance and hot-worked products
JP5197076B2 (en) * 2008-03-11 2013-05-15 日新製鋼株式会社 Medium and high carbon steel sheet with excellent workability and manufacturing method thereof
JP5328331B2 (en) 2008-12-11 2013-10-30 日新製鋼株式会社 Steel materials for wear-resistant quenched and tempered parts and manufacturing method
JP5482342B2 (en) 2010-03-18 2014-05-07 新日鐵住金株式会社 Hot rolled steel for direct cutting and method for producing the same
KR101925275B1 (en) * 2011-03-25 2018-12-06 닛신 세이코 가부시키가이샤 Steel plate with excellent durability for band-shaped die-cutting blade, and band-shaped die-cutting blade
CN103459635B (en) * 2011-03-29 2016-08-24 杰富意钢铁株式会社 The wear-resistant steel plate of anticorrosion stress-resistant cracking behavior excellence and manufacture method thereof
JP5854831B2 (en) 2011-12-28 2016-02-09 日新製鋼株式会社 Abrasion resistant steel material having excellent fatigue characteristics and method for producing the same
CN103173685B (en) * 2013-01-07 2015-06-03 宝钢集团新疆八一钢铁有限公司 Production method of high-strength saw bit steel coil
JP6017341B2 (en) * 2013-02-19 2016-10-26 株式会社神戸製鋼所 High strength cold-rolled steel sheet with excellent bendability

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011012316A (en) * 2009-07-02 2011-01-20 Nippon Steel Corp Soft high-carbon steel sheet superior in punchability and method for manufacturing the same
JP2015190036A (en) * 2014-03-28 2015-11-02 日新製鋼株式会社 Steel sheet for fiber machine component and manufacturing method therefor
JP2015190037A (en) * 2014-03-28 2015-11-02 日新製鋼株式会社 Raw material steel sheet for chain saw component and chain saw component
JP2016222990A (en) * 2015-06-02 2016-12-28 新日鐵住金株式会社 High carbon steel sheet and production method therefor
EP3323904A1 (en) * 2015-07-16 2018-05-23 Nisshin Steel Co., Ltd. Steel sheet for textile machinery part and manufacturing method therefor
JP2017190494A (en) * 2016-04-13 2017-10-19 日新製鋼株式会社 Wear resistant steel sheet excellent in toughness

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2019038923A1 *

Also Published As

Publication number Publication date
WO2019038923A1 (en) 2019-02-28
KR20200044879A (en) 2020-04-29
US20200199702A1 (en) 2020-06-25
CN111373064A (en) 2020-07-03
EP3674432A1 (en) 2020-07-01

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