JPWO2022045352A1 - - Google Patents

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Publication number
JPWO2022045352A1
JPWO2022045352A1 JP2022505648A JP2022505648A JPWO2022045352A1 JP WO2022045352 A1 JPWO2022045352 A1 JP WO2022045352A1 JP 2022505648 A JP2022505648 A JP 2022505648A JP 2022505648 A JP2022505648 A JP 2022505648A JP WO2022045352 A1 JPWO2022045352 A1 JP WO2022045352A1
Authority
JP
Japan
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
JP2022505648A
Other languages
Japanese (ja)
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JP7127753B2 (en
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.)
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Publication of JPWO2022045352A1 publication Critical patent/JPWO2022045352A1/ja
Application granted granted Critical
Publication of JP7127753B2 publication Critical patent/JP7127753B2/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • C22C38/04—Ferrous alloys, e.g. steel alloys containing manganese
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B1/00—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B1/00—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations
    • B21B1/22—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling plates, strips, bands or sheets of indefinite length
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B37/00—Control devices or methods specially adapted for metal-rolling mills or the work produced thereby
    • B21B37/74—Temperature control, e.g. by cooling or heating the rolls or the product
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D11/00—Continuous casting of metals, i.e. casting in indefinite lengths
    • B22D11/16—Controlling or regulating processes or operations
    • B22D11/22—Controlling or regulating processes or operations for cooling cast stock or mould
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
    • C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
    • C21C7/04—Removing impurities by adding a treating agent
    • C21C7/06—Deoxidising, e.g. killing
    • 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
    • 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
    • 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
    • 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
    • C22C38/001—Ferrous alloys, e.g. steel alloys containing N
    • 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
    • C22C38/06—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
    • C22C38/12—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
    • C22C38/42—Ferrous alloys, e.g. steel alloys containing chromium with nickel with copper
    • 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
    • C22C38/50—Ferrous alloys, e.g. steel alloys containing chromium with nickel with 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
    • C22C38/60—Ferrous alloys, e.g. steel alloys containing lead, selenium, tellurium, or antimony, or more than 0.04% by weight of sulfur
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/10—Reduction of greenhouse gas [GHG] emissions
    • Y02P10/143—Reduction of greenhouse gas [GHG] emissions of methane [CH4]
JP2022505648A 2020-08-31 2021-08-31 Steel plate and its manufacturing method Active JP7127753B2 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2020145740 2020-08-31
JP2020145740 2020-08-31
PCT/JP2021/031921 WO2022045352A1 (en) 2020-08-31 2021-08-31 Steel sheet and method for producing same

Publications (2)

Publication Number Publication Date
JPWO2022045352A1 true JPWO2022045352A1 (en) 2022-03-03
JP7127753B2 JP7127753B2 (en) 2022-08-30

Family

ID=80353525

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2022505648A Active JP7127753B2 (en) 2020-08-31 2021-08-31 Steel plate and its manufacturing method

Country Status (4)

Country Link
JP (1) JP7127753B2 (en)
KR (1) KR20220147126A (en)
CN (1) CN115398018B (en)
WO (1) WO2022045352A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2023190200A1 (en) * 2022-03-30 2023-10-05 Ｊｆｅスチール株式会社 High-strength steel sheet and method for producing same
JP7424551B1 (en) 2022-06-03 2024-01-30 Ｊｆｅスチール株式会社 Hot-rolled steel plates, square steel pipes, their manufacturing methods and architectural structures

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10306316A (en) * 1997-04-28 1998-11-17 Nippon Steel Corp Production of low yield ratio high tensile-strength steel excellent in low temperature toughness
WO2009072559A1 (en) * 2007-12-06 2009-06-11 Nippon Steel Corporation Process for producing thick high-strength steel plate excellent in brittle fracture arrestability and toughness of zone affected by heat in large-heat-input welding and thick high-strength steel plate excellent in brittle fracture arrestability and toughness of zone affected by heat in large-heat-input welding
JP2018003062A (en) * 2016-06-29 2018-01-11 Ｊｆｅスチール株式会社 High strength and high processability hot rolled steel sheet and manufacturing method therefor
JP2018090872A (en) * 2016-12-06 2018-06-14 Ｊｆｅスチール株式会社 Low yield ratio high tensile strength thick steel sheet and production method thereof
JP2020117779A (en) * 2019-01-24 2020-08-06 日本製鉄株式会社 Steel plate and method for manufacturing steel plate

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4058097B2 (en) * 2006-04-13 2008-03-05 新日本製鐵株式会社 High strength steel plate with excellent arrestability
JP5337412B2 (en) * 2008-06-19 2013-11-06 株式会社神戸製鋼所 Thick steel plate excellent in brittle crack propagation stopping characteristics and method for producing the same
JP5278188B2 (en) * 2009-06-19 2013-09-04 新日鐵住金株式会社 Thick steel plate with excellent resistance to hydrogen-induced cracking and brittle crack propagation
JP4874435B2 (en) * 2010-02-08 2012-02-15 新日本製鐵株式会社 Thick steel plate manufacturing method
TWI463018B (en) * 2012-04-06 2014-12-01 Nippon Steel & Sumitomo Metal Corp High strength steel plate with excellent crack arrest property
JP6245417B1 (en) * 2016-04-19 2017-12-13 新日鐵住金株式会社 Steel
JP6926772B2 (en) 2017-07-21 2021-08-25 日本製鉄株式会社 Steel plate
JP6926773B2 (en) * 2017-07-21 2021-08-25 日本製鉄株式会社 Steel plate and steel plate manufacturing method
JP6926774B2 (en) 2017-07-21 2021-08-25 日本製鉄株式会社 Steel plate and steel plate manufacturing method
JP6828638B2 (en) 2017-08-14 2021-02-10 日本製鉄株式会社 Steel plate and steel plate manufacturing method
JP6536761B1 (en) 2017-10-03 2019-07-03 日本製鉄株式会社 Steel sheet and method of manufacturing steel sheet
US11473159B2 (en) * 2017-11-24 2022-10-18 Nippon Steel Corporation Hot rolled steel sheet and method for producing same
JP7155703B2 (en) * 2018-07-19 2022-10-19 日本製鉄株式会社 Thick steel plate for line pipe and manufacturing method thereof
CN116752044A (en) * 2019-06-27 2023-09-15 日本制铁株式会社 Steel material and method for producing same

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10306316A (en) * 1997-04-28 1998-11-17 Nippon Steel Corp Production of low yield ratio high tensile-strength steel excellent in low temperature toughness
WO2009072559A1 (en) * 2007-12-06 2009-06-11 Nippon Steel Corporation Process for producing thick high-strength steel plate excellent in brittle fracture arrestability and toughness of zone affected by heat in large-heat-input welding and thick high-strength steel plate excellent in brittle fracture arrestability and toughness of zone affected by heat in large-heat-input welding
JP2018003062A (en) * 2016-06-29 2018-01-11 Ｊｆｅスチール株式会社 High strength and high processability hot rolled steel sheet and manufacturing method therefor
JP2018090872A (en) * 2016-12-06 2018-06-14 Ｊｆｅスチール株式会社 Low yield ratio high tensile strength thick steel sheet and production method thereof
JP2020117779A (en) * 2019-01-24 2020-08-06 日本製鉄株式会社 Steel plate and method for manufacturing steel plate

Also Published As

Publication number Publication date
WO2022045352A1 (en) 2022-03-03
JP7127753B2 (en) 2022-08-30
CN115398018A (en) 2022-11-25
KR20220147126A (en) 2022-11-02
CN115398018B (en) 2023-07-21

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