EP3396006A4 - Microcrack-reduced, hot press-formed article, and method for manufacturing same - Google Patents

Microcrack-reduced, hot press-formed article, and method for manufacturing same Download PDF

Info

Publication number
EP3396006A4
EP3396006A4 EP16879309.9A EP16879309A EP3396006A4 EP 3396006 A4 EP3396006 A4 EP 3396006A4 EP 16879309 A EP16879309 A EP 16879309A EP 3396006 A4 EP3396006 A4 EP 3396006A4
Authority
EP
European Patent Office
Prior art keywords
microcrack
reduced
hot press
formed article
manufacturing 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
EP16879309.9A
Other languages
German (de)
French (fr)
Other versions
EP3396006A1 (en
EP3396006B1 (en
Inventor
Hyeon-Seok HWANG
Il-Ryoung Sohn
Jong-Sang Kim
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.)
Posco Holdings Inc
Original Assignee
Posco Co 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 Posco Co Ltd filed Critical Posco Co Ltd
Publication of EP3396006A1 publication Critical patent/EP3396006A1/en
Publication of EP3396006A4 publication Critical patent/EP3396006A4/en
Application granted granted Critical
Publication of EP3396006B1 publication Critical patent/EP3396006B1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • 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
    • 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
    • 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
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
    • C23C2/04—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor characterised by the coating material
    • C23C2/06—Zinc or cadmium or alloys based thereon
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
    • C23C2/26—After-treatment
    • C23C2/261—After-treatment in a gas atmosphere, e.g. inert or reducing atmosphere
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
    • C23C2/26—After-treatment
    • C23C2/28—Thermal after-treatment, e.g. treatment in oil bath
    • C23C2/29—Cooling or quenching
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
    • C23C2/34—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor characterised by the shape of the material to be treated
    • C23C2/36—Elongated material
    • C23C2/40—Plates; Strips
    • 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
EP16879309.9A 2015-12-24 2016-12-21 Microcrack-reduced, hot press-formed article, and method for manufacturing same Active EP3396006B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020150186107A KR101726094B1 (en) 2015-12-24 2015-12-24 Hot pressed part with reduced microcrack and method for manufacturing same
PCT/KR2016/014963 WO2017111442A1 (en) 2015-12-24 2016-12-21 Microcrack-reduced, hot press-formed article, and method for manufacturing same

Publications (3)

Publication Number Publication Date
EP3396006A1 EP3396006A1 (en) 2018-10-31
EP3396006A4 true EP3396006A4 (en) 2018-11-07
EP3396006B1 EP3396006B1 (en) 2019-11-20

Family

ID=58580256

Family Applications (1)

Application Number Title Priority Date Filing Date
EP16879309.9A Active EP3396006B1 (en) 2015-12-24 2016-12-21 Microcrack-reduced, hot press-formed article, and method for manufacturing same

Country Status (6)

Country Link
US (2) US20190003031A1 (en)
EP (1) EP3396006B1 (en)
JP (1) JP6661772B2 (en)
KR (1) KR101726094B1 (en)
CN (1) CN108431286B (en)
WO (1) WO2017111442A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108950160A (en) * 2018-08-25 2018-12-07 马鞍山钢铁股份有限公司 A kind of Zn-based plating layer hot forming steel and preparation method thereof based on CSP process
CN113564507B (en) * 2021-07-28 2022-08-09 东北大学 Hot galvanizing low-temperature plating solution and preparation method and application thereof

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4383006A (en) * 1980-07-18 1983-05-10 Nippon Steel Corporation Hot-dip galvanized steel sheet with zero-spangle having excellent age-flaking resistance, and hot-dip galvanizing process and composition of molten zinc bath therefor
WO2012139769A1 (en) * 2011-04-13 2012-10-18 Tata Steel Ijmuiden B.V. Hot formable strip, sheet or blank, process for the production thereof, method for hot forming a product and hot formed product
WO2014166630A1 (en) * 2013-04-10 2014-10-16 Tata Steel Ijmuiden Bv Product formed by hot forming of metallic coated steel sheet, method to form the product, and steel strip

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2780984B1 (en) 1998-07-09 2001-06-22 Lorraine Laminage COATED HOT AND COLD STEEL SHEET HAVING VERY HIGH RESISTANCE AFTER HEAT TREATMENT
CN1204284C (en) * 2000-12-29 2005-06-01 新日本制铁株式会社 High-strength molten-zinc-plated steel plate excellent in deposit adhesion and suitability for press forming and process for producing the same
JP2004124207A (en) * 2002-10-04 2004-04-22 Nippon Steel Corp Zn-PLATED STEEL SHEET FOR HOT-PRESS, AND CAR COMPONENTS WITH HIGH STRENGTH USING IT
KR20080060981A (en) * 2006-12-27 2008-07-02 주식회사 포스코 Zn-coated steel sheet having excellent surface quality and the method for manufacturing the same
KR100928788B1 (en) * 2007-12-28 2009-11-25 주식회사 포스코 High strength steel sheet with excellent weldability and manufacturing method
KR101143072B1 (en) * 2009-08-07 2012-05-08 주식회사 포스코 Ultra-high strength galvinized steel sheet having excellent coatability and bending-workability and method for manufacturing the same
EP2520693B1 (en) * 2009-12-28 2017-01-25 Nippon Steel & Sumitomo Metal Corporation Method for manufacturing a hot press-molded member
US9314997B2 (en) * 2011-06-28 2016-04-19 Posco Plated steel sheet having plated layer with excellent stability for hot press molding
JP5488735B2 (en) * 2012-07-31 2014-05-14 Ｊｆｅスチール株式会社 Method for producing hot-dip galvanized steel pipe
MX2015001687A (en) * 2012-08-07 2015-04-10 Nippon Steel & Sumitomo Metal Corp Zinc-plated steel sheet for hot press molding.
KR101528010B1 (en) * 2012-12-21 2015-06-10 주식회사 포스코 High manganese hot dip galvanized steel sheet with superior weldability and method for manufacturing the same
CN103350539A (en) * 2013-07-23 2013-10-16 江苏克罗德科技有限公司 High temperature resistant anti-corrosion Al-Zn alloy coated steel sheet and preparation method thereof

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4383006A (en) * 1980-07-18 1983-05-10 Nippon Steel Corporation Hot-dip galvanized steel sheet with zero-spangle having excellent age-flaking resistance, and hot-dip galvanizing process and composition of molten zinc bath therefor
WO2012139769A1 (en) * 2011-04-13 2012-10-18 Tata Steel Ijmuiden B.V. Hot formable strip, sheet or blank, process for the production thereof, method for hot forming a product and hot formed product
WO2014166630A1 (en) * 2013-04-10 2014-10-16 Tata Steel Ijmuiden Bv Product formed by hot forming of metallic coated steel sheet, method to form the product, and steel strip

Also Published As

Publication number Publication date
KR101726094B1 (en) 2017-04-12
EP3396006A1 (en) 2018-10-31
WO2017111442A1 (en) 2017-06-29
US20190003031A1 (en) 2019-01-03
US20240082902A1 (en) 2024-03-14
EP3396006B1 (en) 2019-11-20
CN108431286A (en) 2018-08-21
CN108431286B (en) 2020-03-20
JP2019508575A (en) 2019-03-28
JP6661772B2 (en) 2020-03-11

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