JP7364961B2 - ホットスタンプ成形体 - Google Patents

ホットスタンプ成形体 Download PDF

Info

Publication number
JP7364961B2
JP7364961B2 JP2022510538A JP2022510538A JP7364961B2 JP 7364961 B2 JP7364961 B2 JP 7364961B2 JP 2022510538 A JP2022510538 A JP 2022510538A JP 2022510538 A JP2022510538 A JP 2022510538A JP 7364961 B2 JP7364961 B2 JP 7364961B2
Authority
JP
Japan
Prior art keywords
less
hot
zinc
plating layer
based plating
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.)
Active
Application number
JP2022510538A
Other languages
English (en)
Japanese (ja)
Other versions
JPWO2021193618A1 (https=
Inventor
庄太 菊池
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 JPWO2021193618A1 publication Critical patent/JPWO2021193618A1/ja
Application granted granted Critical
Publication of JP7364961B2 publication Critical patent/JP7364961B2/ja
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
    • B21D22/022—Stamping using rigid devices or tools by heating the blank or stamping associated with heat treatment
    • 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
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B15/00—Layered products comprising a layer of metal
    • B32B15/01—Layered products comprising a layer of metal all layers being exclusively metallic
    • B32B15/013—Layered products comprising a layer of metal all layers being exclusively metallic one layer being formed of an iron alloy or steel, another layer being formed of a metal other than iron or aluminium
    • 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
    • C21D8/00—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment
    • 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
    • C21D9/0068—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for particular articles not mentioned below
    • 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
    • C22C38/001—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
    • C22C38/002—Ferrous alloys, e.g. steel alloys containing In, Mg, or other elements not provided for in one single group C22C38/001 - C22C38/60
    • 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
    • C22C38/08—Ferrous alloys, e.g. steel alloys containing nickel
    • 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
    • C22C38/16—Ferrous alloys, e.g. steel alloys containing 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
    • C22C38/32—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
    • C22C38/38—Ferrous alloys, e.g. steel alloys containing chromium with more than 1.5% by weight of 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
    • 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
    • C22C38/46—Ferrous alloys, e.g. steel alloys containing chromium with nickel 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
    • C22C38/40—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
    • 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
    • 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
    • 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)
  • Thermal Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Heat Treatment Of Articles (AREA)
  • Heat Treatment Of Sheet Steel (AREA)
  • Coating With Molten Metal (AREA)
  • Electroplating Methods And Accessories (AREA)
JP2022510538A 2020-03-27 2021-03-23 ホットスタンプ成形体 Active JP7364961B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2020057272 2020-03-27
JP2020057272 2020-03-27
PCT/JP2021/011957 WO2021193618A1 (ja) 2020-03-27 2021-03-23 ホットスタンプ成形体

Publications (2)

Publication Number Publication Date
JPWO2021193618A1 JPWO2021193618A1 (https=) 2021-09-30
JP7364961B2 true JP7364961B2 (ja) 2023-10-19

Family

ID=77892150

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2022510538A Active JP7364961B2 (ja) 2020-03-27 2021-03-23 ホットスタンプ成形体

Country Status (7)

Country Link
US (1) US20230079854A1 (https=)
EP (1) EP4130320B1 (https=)
JP (1) JP7364961B2 (https=)
KR (1) KR102799070B1 (https=)
CN (1) CN115298344B (https=)
MX (1) MX2022011220A (https=)
WO (1) WO2021193618A1 (https=)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US12546012B2 (en) * 2020-10-30 2026-02-10 Nippon Steel Corporation Zn-plated hot stamped product
CN116623100B (zh) * 2023-04-27 2025-08-12 首钢集团有限公司 一种冲压用钢板及其制备方法、冲压件及其制备方法

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2014024825A1 (ja) 2012-08-07 2014-02-13 新日鐵住金株式会社 熱間成形用亜鉛系めっき鋼板
JP2015104753A (ja) 2013-12-02 2015-06-08 新日鐵住金株式会社 ホットスタンプ鋼材の製造方法及びホットスタンプ鋼材
WO2019003447A1 (ja) 2017-06-30 2019-01-03 Ｊｆｅスチール株式会社 熱間プレス部材およびその製造方法ならびに熱間プレス用冷延鋼板

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3187517B2 (ja) * 1992-03-04 2001-07-11 株式会社神戸製鋼所 耐チッピング性および耐パウダリング性に優れた合金化溶融亜鉛めっき鋼板
JP5547287B2 (ja) 2010-10-22 2014-07-09 新日鐵住金株式会社 ホットスタンプ成形体の製造方法及びホットスタンプ成形体
KR101678511B1 (ko) 2012-03-07 2016-11-22 제이에프이 스틸 가부시키가이샤 열간 프레스용 강판, 그의 제조 방법 및, 그것을 이용한 열간 프레스 부재의 제조 방법
US10029294B2 (en) 2012-03-30 2018-07-24 Kobe Steel, Ltd. Method for manufacturing hot-press formed steel-member, and the hot-press formed steel-member
US10434556B2 (en) 2013-06-19 2019-10-08 Jfe Steel Corporation Hot-pressed member and method of manufacturing the same
KR101568549B1 (ko) * 2013-12-25 2015-11-11 주식회사 포스코 우수한 굽힘성 및 초고강도를 갖는 열간 프레스 성형품용 강판, 이를 이용한 열간 프레스 성형품 및 이들의 제조방법
RU2659532C2 (ru) * 2014-03-31 2018-07-02 Ниппон Стил Энд Сумитомо Метал Корпорейшн Горячештампованная сталь
BR102014025426B8 (pt) * 2014-10-13 2022-09-20 Usinas Siderurgicas De Minas Gerais Usiminas Tira de aço laminada a frio revestida com fe-zn e processo de fabricação da mesma
JP6515360B1 (ja) * 2018-03-29 2019-05-22 日本製鉄株式会社 ホットスタンプ成形体
JP6477980B1 (ja) * 2018-03-29 2019-03-06 新日鐵住金株式会社 ホットスタンプ成形体
US11859259B2 (en) * 2018-05-01 2024-01-02 Nippon Steel Corporation Zinc-plated steel sheet and manufacturing method thereof
TW201945559A (zh) * 2018-05-01 2019-12-01 日商日本製鐵股份有限公司 鋅系鍍敷鋼板及其製造方法
JP2020041174A (ja) * 2018-09-07 2020-03-19 Ｊｆｅスチール株式会社 熱間プレス用鋼板
JP7171352B2 (ja) 2018-10-03 2022-11-15 株式会社日立製作所 ワークショップ支援システム及びワークショップ支援方法

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2014024825A1 (ja) 2012-08-07 2014-02-13 新日鐵住金株式会社 熱間成形用亜鉛系めっき鋼板
JP2015104753A (ja) 2013-12-02 2015-06-08 新日鐵住金株式会社 ホットスタンプ鋼材の製造方法及びホットスタンプ鋼材
WO2019003447A1 (ja) 2017-06-30 2019-01-03 Ｊｆｅスチール株式会社 熱間プレス部材およびその製造方法ならびに熱間プレス用冷延鋼板

Also Published As

Publication number Publication date
EP4130320A1 (en) 2023-02-08
CN115298344A (zh) 2022-11-04
EP4130320B1 (en) 2024-04-24
US20230079854A1 (en) 2023-03-16
MX2022011220A (es) 2022-10-07
KR20220133285A (ko) 2022-10-04
WO2021193618A1 (ja) 2021-09-30
CN115298344B (zh) 2023-05-12
KR102799070B1 (ko) 2025-04-23
EP4130320A4 (en) 2023-09-06
JPWO2021193618A1 (https=) 2021-09-30

Similar Documents

Publication Publication Date Title
JP6501046B1 (ja) 熱間プレス部材およびその製造方法ならびに熱間プレス用冷延鋼板およびその製造方法
WO2019116531A1 (ja) 鋼板、溶融亜鉛めっき鋼板および合金化溶融亜鉛めっき鋼板
KR20190133753A (ko) 표면 처리 강판
WO2024053669A1 (ja) 溶接継手
JP6947335B1 (ja) ホットスタンプ用鋼板およびホットスタンプ成形体
KR102741404B1 (ko) 핫 스탬프 부품
JP7241889B2 (ja) 接合部品及びその製造方法
JP7239060B2 (ja) ホットスタンプ成形体
WO2022071305A1 (ja) 鋼板
JP7348577B2 (ja) 溶融亜鉛めっき鋼板
KR20180019213A (ko) 냉연 강판, 도금 강판 및 이것들의 제조 방법
JP7269526B2 (ja) ホットスタンプ用鋼板
JP7364961B2 (ja) ホットスタンプ成形体
KR102748708B1 (ko) 강판 및 그 제조 방법
CN120530214A (zh) 钢板、电阻点焊方法、电阻点焊部件和钢板的制造方法
CN115066516A (zh) 热冲压成型体
JP7160204B2 (ja) ホットスタンプ成形体
CN116137870B (zh) 热浸镀锌钢板
WO2023017844A1 (ja) 接合部品および接合鋼板
WO2021230306A1 (ja) ホットスタンプ部材
JP7708344B1 (ja) 亜鉛めっき鋼板および部材、ならびに、それらの製造方法
CN116897217B (zh) 钢板、构件和它们的制造方法
WO2024122121A1 (ja) めっき鋼板

Legal Events

Date Code Title Description
A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20220809

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20230808

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20230822

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20230905

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20230918

R151 Written notification of patent or utility model registration

Ref document number: 7364961

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R151