CA3149331A1 - High ductility zinc-coated steel sheet products - Google Patents

High ductility zinc-coated steel sheet products Download PDF

Info

Publication number
CA3149331A1
CA3149331A1 CA3149331A CA3149331A CA3149331A1 CA 3149331 A1 CA3149331 A1 CA 3149331A1 CA 3149331 A CA3149331 A CA 3149331A CA 3149331 A CA3149331 A CA 3149331A CA 3149331 A1 CA3149331 A1 CA 3149331A1
Authority
CA
Canada
Prior art keywords
steel sheet
weight percent
sheet product
quench
temperature
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.)
Pending
Application number
CA3149331A
Other languages
English (en)
French (fr)
Inventor
Larrin S. THOMAS
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.)
United States Steel Corp
Original Assignee
United States 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 United States Steel Corp filed Critical United States Steel Corp
Publication of CA3149331A1 publication Critical patent/CA3149331A1/en
Pending legal-status Critical Current

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
    • 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
    • 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
    • C21D1/26—Methods of 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
    • C21D6/00—Heat treatment of ferrous alloys
    • 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
    • C21D6/00—Heat treatment of ferrous alloys
    • C21D6/005—Heat treatment of ferrous alloys containing Mn
    • 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
    • C21D6/00—Heat treatment of ferrous alloys
    • C21D6/008—Heat treatment of ferrous alloys containing Si
    • 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
    • C21D8/02—Modifying the physical properties of ferrous metals or ferrous alloys 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 of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment
    • C21D8/02—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/0247—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the 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
    • C21D8/00—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment
    • C21D8/02—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/0247—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the heat treatment
    • C21D8/0273—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
    • 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
    • C22C38/04—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
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • 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
    • C22C38/38—Ferrous alloys, e.g. steel alloys containing chromium 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
    • 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
    • C21D2211/001—Austenite
    • 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
    • C21D2211/005—Ferrite
    • 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
    • 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
    • C21D8/02—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/04—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips to produce plates or strips for drawing, e.g. for deep-drawing

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)
  • Chemical Kinetics & Catalysis (AREA)
  • Heat Treatment Of Sheet Steel (AREA)
CA3149331A 2019-08-07 2020-08-07 High ductility zinc-coated steel sheet products Pending CA3149331A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201962883704P 2019-08-07 2019-08-07
US62/883,704 2019-08-07
PCT/US2020/045371 WO2021026437A1 (en) 2019-08-07 2020-08-07 High ductility zinc-coated steel sheet products

Publications (1)

Publication Number Publication Date
CA3149331A1 true CA3149331A1 (en) 2021-02-11

Family

ID=72193625

Family Applications (1)

Application Number Title Priority Date Filing Date
CA3149331A Pending CA3149331A1 (en) 2019-08-07 2020-08-07 High ductility zinc-coated steel sheet products

Country Status (9)

Country Link
US (1) US20210040578A1 (https=)
EP (1) EP4010505A1 (https=)
JP (2) JP7843696B2 (https=)
KR (1) KR20220049534A (https=)
CN (1) CN114450427A (https=)
AU (1) AU2020325050A1 (https=)
CA (1) CA3149331A1 (https=)
MX (1) MX2022001699A (https=)
WO (1) WO2021026437A1 (https=)

Family Cites Families (35)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2746112B1 (fr) 1996-03-13 1998-06-05 Procede de traitement thermique en continu de bandes metalliques dans des atmospheres de nature differente
FR2802552B1 (fr) 1999-12-17 2002-03-29 Stein Heurtey Procede et dispositif de reduction des plis de bande dans une zone de refroidissement rapide de ligne de traitement thermique
FR2809418B1 (fr) 2000-05-25 2003-05-16 Stein Heurtey Procede de mise en securisation d'une enceinte de traitement thermique fonctionnant sous atmosphere controlee
JP2002003956A (ja) 2000-06-27 2002-01-09 Kawasaki Steel Corp 連続熱処理炉の急冷帯前後用ロール及び急冷帯設備
BE1015109A3 (fr) 2002-09-13 2004-10-05 Drever Internat S A Procede de traitemant thermique de bande metallique.
FR2852187A1 (fr) 2003-03-07 2004-09-10 Celes Dispositif de chauffage par induction d'une bande metallique
JP4171454B2 (ja) 2004-11-19 2008-10-22 新日本製鐵株式会社 伸びおよび穴拡げ性に優れた高強度鋼板または溶融亜鉛めっき高強度鋼板の製造設備
FR2897620B1 (fr) 2006-02-21 2008-04-04 Stein Heurtey Procede et dispositif de refroidissement et de stabilisation de bande dans une ligne continue
FR2900661B1 (fr) 2006-05-02 2008-09-26 Stein Heurtey Perfectionnement apporte aux sections de chauffage rapide des lignes de traitement thermique en continu.
FR2903122B1 (fr) 2006-06-30 2008-09-12 Stein Heurtey Dispositif de securisation d'un four equipe d'un chauffage et d'un refroidissement rapides fonctionnant sous atmosphere controlee.
US8402909B2 (en) 2006-10-13 2013-03-26 Nippon Steel & Sumitomo Metal Corporation Production facility and production process for hot dip galvannealed steel plate
FR2934033B1 (fr) 2008-07-15 2010-09-03 Fives Stein Dispositif de pilotage de bruleurs regeneratifs.
FR2940978B1 (fr) 2009-01-09 2011-11-11 Fives Stein Procede et section de refroidissement d'une bande metallique en defilement par projection d'un liquide
FR2940979B1 (fr) 2009-01-09 2011-02-11 Fives Stein Procede de refroidissement d'une bande metallique en defilement
US8359894B2 (en) 2009-12-16 2013-01-29 Nippon Steel Corporation Method for cooling hot-rolled steel strip
EP2683839B1 (en) * 2011-03-07 2015-04-01 Tata Steel Nederland Technology B.V. Process for producing high strength formable steel and high strength formable steel produced therewith
ES2635765T5 (es) 2011-03-10 2020-09-28 Schwartz Gmbh Sistema de horno y procedimiento para el calentamiento parcial de piezas de chapa de acero
EP2524970A1 (de) 2011-05-18 2012-11-21 ThyssenKrupp Steel Europe AG Hochfestes Stahlflachprodukt und Verfahren zu dessen Herstellung
JP5910168B2 (ja) * 2011-09-15 2016-04-27 臼井国際産業株式会社 Ｔｒｉｐ型２相マルテンサイト鋼及びその製造方法とそのｔｒｉｐ型２相マルテンサイト鋼を用いた超高強度鋼製加工品
WO2013047820A1 (ja) 2011-09-30 2013-04-04 新日鐵住金株式会社 溶融亜鉛めっき鋼板及びその製造方法
US8876987B2 (en) * 2011-10-04 2014-11-04 Jfe Steel Corporation High-strength steel sheet and method for manufacturing same
JP5821911B2 (ja) * 2013-08-09 2015-11-24 Ｊｆｅスチール株式会社 高降伏比高強度冷延鋼板およびその製造方法
FR3014447B1 (fr) 2013-12-05 2016-02-05 Fives Stein Procede et installation de traitement thermique en continu d'une bande d'acier
US20150176108A1 (en) * 2013-12-24 2015-06-25 Nucor Corporation High strength high ductility high copper low alloy thin cast strip product and method for making the same
WO2016001702A1 (en) * 2014-07-03 2016-01-07 Arcelormittal Method for producing a high strength coated steel sheet having improved strength, ductility and formability
WO2016001700A1 (en) * 2014-07-03 2016-01-07 Arcelormittal Method for producing a high strength steel sheet having improved strength, ductility and formability
EP3228722B1 (en) * 2015-02-17 2019-03-20 JFE Steel Corporation High-strength, cold-rolled, thin steel sheet and method for manufacturing the same
WO2016198906A1 (fr) * 2015-06-10 2016-12-15 Arcelormittal Acier a haute résistance et procédé de fabrication
JP6724320B2 (ja) 2015-09-10 2020-07-15 日本製鉄株式会社 伸びと穴広げ性に優れた高強度溶融亜鉛めっき鋼板及びその製造方法
WO2017109538A1 (en) * 2015-12-21 2017-06-29 Arcelormittal Method for producing a steel sheet having improved strength, ductility and formability
WO2017109541A1 (en) * 2015-12-21 2017-06-29 Arcelormittal Method for producing a high strength coated steel sheet having improved ductility and formability, and obtained coated steel sheet
MX2018013869A (es) 2016-05-10 2019-03-21 United States Steel Corp Productos de acero de alta resistencia y procesos de recocido para fabricar los mismos.
TW201930611A (zh) * 2017-11-02 2019-08-01 美商Ａｋ鋼鐵資產公司 經新穎熱處理後具特製性質之加壓硬化鋼
WO2019092482A1 (en) * 2017-11-10 2019-05-16 Arcelormittal Cold rolled heat treated steel sheet and a method of manufacturing thereof
CN111344423B (zh) 2017-11-15 2022-07-22 日本制铁株式会社 高强度冷轧钢板

Also Published As

Publication number Publication date
AU2020325050A1 (en) 2022-02-24
CN114450427A (zh) 2022-05-06
JP7843696B2 (ja) 2026-04-10
EP4010505A1 (en) 2022-06-15
JP2026048684A (ja) 2026-03-17
WO2021026437A1 (en) 2021-02-11
BR112022001335A2 (pt) 2022-03-22
JP2022543605A (ja) 2022-10-13
MX2022001699A (es) 2022-03-11
US20210040578A1 (en) 2021-02-11
KR20220049534A (ko) 2022-04-21

Similar Documents

Publication Publication Date Title
US12404564B2 (en) Annealing processes for making high strength steel products
JP2019178428A (ja) 超高強度被覆または非被覆鋼板を製造する方法および得られる鋼板
US20240263265A1 (en) High strength steel products and annealing processes for making the same
EP3164514A2 (en) Method for manufacturing a high strength steel sheet having improved formability and ductility and sheet obtained
US11560606B2 (en) Methods of producing continuously cast hot rolled high strength steel sheet products
JP7638902B2 (ja) 連続鋳造された熱間圧延高強度鋼板製品を製造する方法
JP7843696B2 (ja) 高い展延性を有する亜鉛被覆鋼板製品
US20260078475A1 (en) Double annealed steel sheet products with improved hole expansion ratios
JP7719053B2 (ja) 高強度鋼製品及び該製品を製造するためのアニーリングプロセス

Legal Events

Date Code Title Description
MFA Maintenance fee for application paid

Free format text: FEE DESCRIPTION TEXT: MF (APPLICATION, 4TH ANNIV.) - STANDARD

Year of fee payment: 4

U00 Fee paid

Free format text: ST27 STATUS EVENT CODE: A-1-1-U10-U00-U101 (AS PROVIDED BY THE NATIONAL OFFICE); EVENT TEXT: MAINTENANCE REQUEST RECEIVED

Effective date: 20240802

U11 Full renewal or maintenance fee paid

Free format text: ST27 STATUS EVENT CODE: A-1-1-U10-U11-U102 (AS PROVIDED BY THE NATIONAL OFFICE); EVENT TEXT: MAINTENANCE FEE PAYMENT DETERMINED COMPLIANT

Effective date: 20240802

Free format text: ST27 STATUS EVENT CODE: A-1-1-U10-U11-U102 (AS PROVIDED BY THE NATIONAL OFFICE); EVENT TEXT: MAINTENANCE FEE PAYMENT PAID IN FULL

Effective date: 20240802

D00 Search and/or examination requested or commenced

Free format text: ST27 STATUS EVENT CODE: A-1-1-D10-D00-D118 (AS PROVIDED BY THE NATIONAL OFFICE); EVENT TEXT: REQUEST FOR EXAMINATION REQUIREMENTS DETERMINED COMPLIANT

Effective date: 20241101

D11 Substantive examination requested

Free format text: ST27 STATUS EVENT CODE: A-1-1-D10-D11-D117 (AS PROVIDED BY THE NATIONAL OFFICE); EVENT TEXT: REQUEST FOR EXAMINATION RECEIVED

Effective date: 20241101

W00 Other event occurred

Free format text: ST27 STATUS EVENT CODE: A-1-1-W10-W00-W111 (AS PROVIDED BY THE NATIONAL OFFICE); EVENT TEXT: CORRESPONDENT DETERMINED COMPLIANT

Effective date: 20241101

W00 Other event occurred

Free format text: ST27 STATUS EVENT CODE: A-1-1-W10-W00-W100 (AS PROVIDED BY THE NATIONAL OFFICE); EVENT TEXT: LETTER SENT

Effective date: 20250407

D11 Substantive examination requested

Free format text: ST27 STATUS EVENT CODE: A-1-2-D10-D11-D155 (AS PROVIDED BY THE NATIONAL OFFICE); EVENT TEXT: ALL REQUIREMENTS FOR EXAMINATION DETERMINED COMPLIANT

Effective date: 20250507

MFA Maintenance fee for application paid

Free format text: FEE DESCRIPTION TEXT: MF (APPLICATION, 5TH ANNIV.) - STANDARD

Year of fee payment: 5

U00 Fee paid

Free format text: ST27 STATUS EVENT CODE: A-2-2-U10-U00-U101 (AS PROVIDED BY THE NATIONAL OFFICE); EVENT TEXT: MAINTENANCE REQUEST RECEIVED

Effective date: 20250801

U11 Full renewal or maintenance fee paid

Free format text: ST27 STATUS EVENT CODE: A-2-2-U10-U11-U102 (AS PROVIDED BY THE NATIONAL OFFICE); EVENT TEXT: MAINTENANCE FEE PAYMENT PAID IN FULL

Effective date: 20250829

D15 Examination report completed

Free format text: ST27 STATUS EVENT CODE: A-2-2-D10-D15-D126 (AS PROVIDED BY THE NATIONAL OFFICE); EVENT TEXT: EXAMINER'S REPORT

Effective date: 20250925

P11 Amendment of application requested

Free format text: ST27 STATUS EVENT CODE: A-2-2-P10-P11-P100 (AS PROVIDED BY THE NATIONAL OFFICE); EVENT TEXT: AMENDMENT RECEIVED - RESPONSE TO EXAMINER'S REQUISITION

Effective date: 20260126

P11 Amendment of application requested

Free format text: ST27 STATUS EVENT CODE: A-2-2-P10-P11-P102 (AS PROVIDED BY THE NATIONAL OFFICE); EVENT TEXT: AMENDMENT DETERMINED COMPLIANT

Effective date: 20260203

P13 Application amended

Free format text: ST27 STATUS EVENT CODE: A-2-2-P10-P13-X000 (AS PROVIDED BY THE NATIONAL OFFICE); EVENT TEXT: APPLICATION AMENDED

Effective date: 20260203

W00 Other event occurred

Free format text: ST27 STATUS EVENT CODE: A-2-2-W10-W00-W111 (AS PROVIDED BY THE NATIONAL OFFICE); EVENT TEXT: CORRESPONDENT DETERMINED COMPLIANT

Effective date: 20260203