EP2719788A4 - Hot press molded article, method for producing same, and thin steel sheet for hot press molding - Google Patents

Hot press molded article, method for producing same, and thin steel sheet for hot press molding

Info

Publication number
EP2719788A4
EP2719788A4 EP12797579.5A EP12797579A EP2719788A4 EP 2719788 A4 EP2719788 A4 EP 2719788A4 EP 12797579 A EP12797579 A EP 12797579A EP 2719788 A4 EP2719788 A4 EP 2719788A4
Authority
EP
European Patent Office
Prior art keywords
hot press
steel sheet
molded article
thin steel
producing same
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
EP12797579.5A
Other languages
German (de)
French (fr)
Other versions
EP2719788A1 (en
EP2719788B1 (en
Inventor
Junya Naitou
Toshio Murakami
Shushi Ikeda
Keisuke Okita
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.)
Kobe Steel Ltd
Original Assignee
Kobe Steel 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 Kobe Steel Ltd filed Critical Kobe Steel Ltd
Publication of EP2719788A1 publication Critical patent/EP2719788A1/en
Publication of EP2719788A4 publication Critical patent/EP2719788A4/en
Application granted granted Critical
Publication of EP2719788B1 publication Critical patent/EP2719788B1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

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
    • C22C38/001—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
    • C22C38/18—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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D22/00—Shaping without cutting, by stamping, spinning, or deep-drawing
    • B21D22/02—Stamping using rigid devices or tools
    • B21D22/022—Stamping using rigid devices or tools by heating the blank or stamping associated with heat treatment
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D22/00—Shaping without cutting, by stamping, spinning, or deep-drawing
    • B21D22/20—Deep-drawing
    • B21D22/208—Deep-drawing by heating the blank or deep-drawing associated with heat treatment
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D22/00—Shaping without cutting, by stamping, spinning, or deep-drawing
    • B21D22/20—Deep-drawing
    • B21D22/22—Deep-drawing with devices for holding the edge of the blanks
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D37/00—Tools as parts of machines covered by this subclass
    • B21D37/16—Heating or cooling
    • 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
    • C21D1/62—Quenching devices
    • C21D1/673—Quenching devices for die 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
    • 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
    • C22C38/06—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
    • C22C38/14—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
    • C22C38/20—Ferrous alloys, e.g. steel alloys containing chromium 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
    • C22C38/22—Ferrous alloys, e.g. steel alloys containing chromium 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
    • C22C38/24—Ferrous alloys, e.g. steel alloys containing chromium 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
    • C22C38/26—Ferrous alloys, e.g. steel alloys containing chromium with niobium or tantalum
    • 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
    • C22C38/28—Ferrous alloys, e.g. steel alloys containing chromium 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
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/32—Ferrous alloys, e.g. steel alloys containing chromium with boron
    • 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
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/54—Ferrous alloys, e.g. steel alloys containing chromium with nickel with boron
    • 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
    • C21D2211/008—Martensite

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Shaping Metal By Deep-Drawing, Or The Like (AREA)
  • Heat Treatment Of Articles (AREA)
  • Heat Treatment Of Sheet Steel (AREA)
EP12797579.5A 2011-06-10 2012-06-08 Hot press molded article, method for producing same, and thin steel sheet for hot press molding Active EP2719788B1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2011130635 2011-06-10
JP2011208032 2011-09-22
PCT/JP2012/064851 WO2012169640A1 (en) 2011-06-10 2012-06-08 Hot press molded article, method for producing same, and thin steel sheet for hot press molding

Publications (3)

Publication Number Publication Date
EP2719788A1 EP2719788A1 (en) 2014-04-16
EP2719788A4 true EP2719788A4 (en) 2015-10-21
EP2719788B1 EP2719788B1 (en) 2016-11-02

Family

ID=47296192

Family Applications (1)

Application Number Title Priority Date Filing Date
EP12797579.5A Active EP2719788B1 (en) 2011-06-10 2012-06-08 Hot press molded article, method for producing same, and thin steel sheet for hot press molding

Country Status (7)

Country Link
US (1) US20140065007A1 (en)
EP (1) EP2719788B1 (en)
JP (1) JP5873393B2 (en)
KR (1) KR20140027451A (en)
CN (1) CN103620075B (en)
ES (1) ES2603590T3 (en)
WO (1) WO2012169640A1 (en)

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WO2012043837A1 (en) * 2010-09-30 2012-04-05 株式会社神戸製鋼所 Press-molded article and method for producing same
KR101108838B1 (en) * 2011-06-30 2012-01-31 현대하이스코 주식회사 Quenched steel with excellent crashworthiness and method of manufacturing quenched parts using the quenched steel
JP6001884B2 (en) * 2012-03-09 2016-10-05 株式会社神戸製鋼所 Manufacturing method of press-molded product and press-molded product
JP6001883B2 (en) * 2012-03-09 2016-10-05 株式会社神戸製鋼所 Manufacturing method of press-molded product and press-molded product
JP5890710B2 (en) * 2012-03-15 2016-03-22 株式会社神戸製鋼所 Hot press-formed product and method for producing the same
JP5890711B2 (en) * 2012-03-15 2016-03-22 株式会社神戸製鋼所 Hot press-formed product and method for producing the same
JP5942841B2 (en) * 2012-12-21 2016-06-29 新日鐵住金株式会社 Hot stamping molded body excellent in strength and hydrogen embrittlement resistance and method for producing hot stamping molded body
EP2945204B1 (en) 2013-01-11 2017-10-25 Futaba Industrial Co. Ltd. Battery case
JP6073154B2 (en) * 2013-02-21 2017-02-01 株式会社神戸製鋼所 Manufacturing method of hot press-formed product
US20160222483A1 (en) * 2013-09-10 2016-08-04 Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) Method for manufacturing press-molded article, and press-molded article
RU2625357C1 (en) * 2013-09-10 2017-07-13 Кабусики Кайся Кобе Сейко Се (Кобе Стил, Лтд.) Hot straight thick-gauge plate formed by pumping the product and method of manufacturing formed by stamping the product
KR101827188B1 (en) * 2013-09-10 2018-02-07 가부시키가이샤 고베 세이코쇼 Hot-pressing steel plate, press-molded article, and method for manufacturing press-molded article
CN105518173B (en) * 2013-09-18 2017-09-15 新日铁住金株式会社 Heat stamping and shaping body and its manufacture method
JP6152836B2 (en) * 2014-09-25 2017-06-28 Ｊｆｅスチール株式会社 Manufacturing method of hot press-formed product
WO2016063467A1 (en) * 2014-10-24 2016-04-28 Ｊｆｅスチール株式会社 High-strength hot-pressing member and method for producing same
KR101677351B1 (en) * 2014-12-26 2016-11-18 주식회사 포스코 Hot rolled steel sheet for hot press forming having low deviation of mechanical property and excellent formability and corrosion resistance, hot pressed part using the same and method for manufacturing thereof
JP6311615B2 (en) * 2015-01-05 2018-04-18 セイコーエプソン株式会社 Metal powder for powder metallurgy, compound, granulated powder and sintered body
KR102034129B1 (en) * 2015-04-08 2019-10-18 닛폰세이테츠 가부시키가이샤 Heat-treated steel sheet member and manufacturing method thereof
BR112017020004A2 (en) 2015-04-08 2018-06-19 Nippon Steel & Sumitomo Metal Corporation steel sheet for heat treatment
JP6222198B2 (en) 2015-10-19 2017-11-01 Ｊｆｅスチール株式会社 Hot-pressed member and manufacturing method thereof
JP6168118B2 (en) 2015-10-19 2017-07-26 Ｊｆｅスチール株式会社 Hot-pressed member and manufacturing method thereof
KR101767773B1 (en) * 2015-12-23 2017-08-14 주식회사 포스코 Utlra high strength hot-rolled steel sheet having excellent ductility and method of manufacturing the same
CN117026072A (en) 2016-03-29 2023-11-10 杰富意钢铁株式会社 Steel sheet for hot stamping, method for producing same, and hot stamped member and method for producing same
JP6260676B2 (en) 2016-03-29 2018-01-17 Ｊｆｅスチール株式会社 Hot press steel plate and method for manufacturing the same, and hot press member and method for manufacturing the same
US10619223B2 (en) 2016-04-28 2020-04-14 GM Global Technology Operations LLC Zinc-coated hot formed steel component with tailored property
US10385415B2 (en) 2016-04-28 2019-08-20 GM Global Technology Operations LLC Zinc-coated hot formed high strength steel part with through-thickness gradient microstructure
TWI649431B (en) * 2016-10-03 2019-02-01 美商Ａｋ鋼鐵資產公司 High elongation pressure hardening steel and its manufacture
US20180216205A1 (en) * 2017-01-27 2018-08-02 GM Global Technology Operations LLC Two-step hot forming of steels
JP7353768B2 (en) * 2018-03-27 2023-10-02 株式会社神戸製鋼所 Steel plate for hot stamping
US11613789B2 (en) 2018-05-24 2023-03-28 GM Global Technology Operations LLC Method for improving both strength and ductility of a press-hardening steel
US11612926B2 (en) 2018-06-19 2023-03-28 GM Global Technology Operations LLC Low density press-hardening steel having enhanced mechanical properties
CN111332367B (en) * 2018-12-18 2023-02-03 通用汽车环球科技运作有限责任公司 Pressure-hardening welded steel alloy component
US11530469B2 (en) 2019-07-02 2022-12-20 GM Global Technology Operations LLC Press hardened steel with surface layered homogenous oxide after hot forming
EP4273281A4 (en) * 2021-02-10 2024-06-05 Nippon Steel Corp Hot-stamped molded body
WO2023171492A1 (en) * 2022-03-11 2023-09-14 日本製鉄株式会社 Hot-stamp-formed article

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JP2010150612A (en) * 2008-12-25 2010-07-08 Nippon Steel Corp High strength hot-stamped product having excellent toughness and hydrogen embrittlement resistance, and method for producing the same
EP2460901A1 (en) * 2009-07-30 2012-06-06 JFE Steel Corporation High-strength steel sheet, and process for production thereof

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Title
HEPING LIU ET AL: "Enhanced mechanical properties of a hot stamped advanced high-strength steel treated by quenching and partitioning process", SCRIPTA MATERIALIA, ELSEVIER, AMSTERDAM, NL, vol. 64, no. 8, 25 December 2010 (2010-12-25), pages 749 - 752, XP028360180, ISSN: 1359-6462, [retrieved on 20101231], DOI: 10.1016/J.SCRIPTAMAT.2010.12.037 *
See also references of WO2012169640A1 *

Also Published As

Publication number Publication date
CN103620075B (en) 2016-02-17
ES2603590T3 (en) 2017-02-28
WO2012169640A1 (en) 2012-12-13
US20140065007A1 (en) 2014-03-06
JP5873393B2 (en) 2016-03-01
JP2013079441A (en) 2013-05-02
EP2719788A1 (en) 2014-04-16
EP2719788B1 (en) 2016-11-02
KR20140027451A (en) 2014-03-06
CN103620075A (en) 2014-03-05

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