EP3556880A4 - FERRITIC STAINLESS STEEL SHEET, HOT ROLLED AND PROCESS FOR PRODUCING SAME - Google Patents

FERRITIC STAINLESS STEEL SHEET, HOT ROLLED AND PROCESS FOR PRODUCING SAME Download PDF

Info

Publication number: EP3556880A4
Authority: EP; European Patent Office
Prior art keywords: stainless steel; steel sheet; hot rolled; ferritic stainless; producing same
Prior art date: 2017-01-26
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

EP18745041.6A

Other languages

German (de)

French (fr)

Other versions

EP3556880A1 (en

Inventor

Masataka Yoshino

Mitsuyuki Fujisawa

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.)

JFE Steel Corp

Original Assignee

JFE 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.)

2017-01-26

Filing date

2018-01-12

Publication date

2019-12-04

2018-01-12 Application filed by JFE Steel Corp filed Critical JFE Steel Corp

2019-10-23 Publication of EP3556880A1 publication Critical patent/EP3556880A1/en

2019-12-04 Publication of EP3556880A4 publication Critical patent/EP3556880A4/en

Status Pending legal-status Critical Current

Links

Classifications

- 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
- C21D8/0221—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 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
- C21D6/00—Heat treatment of ferrous alloys
- C21D6/004—Heat treatment of ferrous alloys containing Cr and Ni
- 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
- C21D6/00—Heat treatment of ferrous alloys
- C21D6/02—Hardening by precipitation
- 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
- C21D8/0263—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 following 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
- C22C38/002—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
- C22C38/004—Very low carbon steels, i.e. having a carbon content of less than 0,01%
- 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
- C22C38/005—Ferrous alloys, e.g. steel alloys containing rare earths, i.e. Sc, Y, Lanthanides
- 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
- C22C38/18—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
- C22C38/46—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
- C22C38/52—Ferrous alloys, e.g. steel alloys containing chromium with nickel with cobalt
- 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
- 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

Landscapes

Chemical & Material Sciences (AREA)
Engineering & Computer Science (AREA)
Materials Engineering (AREA)
Mechanical Engineering (AREA)
Metallurgy (AREA)
Organic Chemistry (AREA)
Physics & Mathematics (AREA)
Thermal Sciences (AREA)
Crystallography & Structural Chemistry (AREA)
Heat Treatment Of Sheet Steel (AREA)
Heat Treatment Of Steel (AREA)

EP18745041.6A 2017-01-26 2018-01-12 FERRITIC STAINLESS STEEL SHEET, HOT ROLLED AND PROCESS FOR PRODUCING SAME Pending EP3556880A4 (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
JP2017012545		2017-01-26
PCT/JP2018/000559 WO2018139207A1 (en)	2017-01-26	2018-01-12	Ferrite stainless hot-rolled steel sheet and production method therefor

Publications (2)

Publication Number	Publication Date
EP3556880A1 EP3556880A1 (en)	2019-10-23
EP3556880A4 true EP3556880A4 (en)	2019-12-04

Family

ID=62979289

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP18745041.6A Pending EP3556880A4 (en)	2017-01-26	2018-01-12	FERRITIC STAINLESS STEEL SHEET, HOT ROLLED AND PROCESS FOR PRODUCING SAME

Country Status (7)

Country	Link
US (1)	US20200002779A1 (en)
EP (1)	EP3556880A4 (en)
JP (1)	JP6384640B1 (en)
KR (1)	KR102274976B1 (en)
CN (1)	CN110225988B (en)
MX (1)	MX2019008874A (en)
WO (1)	WO2018139207A1 (en)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
MX378757B (en)	2016-02-08	2025-03-11	Jfe Steel Corp	HIGH STRENGTH SEAMLESS STAINLESS STEEL TUBE FOR TUBULAR PRODUCTS FOR THE PETROLEUM INDUSTRY AND MANUFACTURING METHOD FOR HIGH STRENGTH SEAMLESS STAINLESS STEEL TUBE.
WO2018043310A1 (en) *	2016-09-02	2018-03-08	Ｊｆｅスチール株式会社	Ferritic stainless steel
KR102234326B1 (en)	2016-09-02	2021-03-30	제이에프이 스틸 가부시키가이샤	Ferritic stainless steel
MX2019007483A (en) *	2016-12-21	2019-08-29	Jfe Steel Corp	Ferritic stainless steel.
US11268161B2 (en)	2017-01-13	2022-03-08	Jfe Steel Corporation	High strength seamless stainless steel pipe and method for producing same
MX2019010035A (en)	2017-02-24	2019-09-26	Jfe Steel Corp	High strength seamless stainless steel pipe for oil well and production method therefor.
CN110462079B (en)	2017-03-30	2021-07-13	杰富意钢铁株式会社	Ferritic stainless steel
EP3604589A4 (en) *	2017-05-26	2020-04-29	JFE Steel Corporation	FERRITIC STAINLESS STEEL
WO2020194484A1 (en) *	2019-03-26	2020-10-01	Ｊｆｅスチール株式会社	Ferritic stainless steel sheet and method for producing same
CN113661261B (en) *	2019-03-28	2023-09-19	日铁不锈钢株式会社	Ferritic stainless steel plates for automobile brake disc rotors, automobile brake disc rotors and hot stamping products for automobile brake disc rotors
CN115466901B (en) *	2022-06-15	2023-05-26	福建青拓特钢技术研究有限公司	Ultra-pure ferrite stainless steel with low molybdenum and no sigma phase precipitation for ball pen head and production method thereof

Citations (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPH08199237A (en) *	1995-01-25	1996-08-06	Nisshin Steel Co Ltd	Production of hot rolled ferritic stainless steel strip excellent in toughness at low temperature
JPH09174114A (en) *	1995-12-27	1997-07-08	Kawasaki Steel Corp	Method for producing high-Cr ferritic stainless hot-rolled steel sheet with smooth surface
JP2001181798A (en) *	1999-12-20	2001-07-03	Kawasaki Steel Corp	Ferritic stainless steel hot rolled steel sheet excellent in bending workability, method for producing the same, and method for producing cold rolled steel sheet
JP2009068034A (en) *	2007-09-11	2009-04-02	Jfe Steel Kk	Ferritic stainless steel sheet excellent in stretch flangeability and its manufacturing method
JP2015190025A (en) *	2014-03-28	2015-11-02	新日鐵住金ステンレス株式会社	Ferritic stainless hot rolled steel sheet excellent in toughness and steel strip
EP2980251A1 (en) *	2013-03-27	2016-02-03	Nippon Steel & Sumikin Stainless Steel Corporation	Hot-rolled ferritic stainless-steel plate, process for producing same, and steel strip

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JP4400058B2 (en) *	2003-02-13	2010-01-20	Ｊｆｅスチール株式会社	Ferritic stainless steel welded pipe with excellent spinning processability
JP5196807B2 (en) *	2007-02-26	2013-05-15	新日鐵住金ステンレス株式会社	Ferritic stainless steel sheet excellent in formability with low roughness of processing surface and method for producing the same
JP5737952B2 (en)	2011-01-05	2015-06-17	日新製鋼株式会社	Nb-containing ferritic stainless steel hot rolled coil and manufacturing method
WO2014069543A1 (en) *	2012-10-30	2014-05-08	新日鐵住金ステンレス株式会社	Ferritic stainless steel sheet having excellent heat resistance
WO2014142302A1 (en) *	2013-03-14	2014-09-18	新日鐵住金ステンレス株式会社	Ferritic stainless steel sheet exhibiting small increase in strength after thermal aging treatment, and method for producing same
JP5908936B2 (en) *	2014-03-26	2016-04-26	新日鐵住金ステンレス株式会社	Ferritic stainless steel sheet for flange, manufacturing method thereof and flange part
EP3486347B1 (en) *	2016-10-17	2020-10-21	JFE Steel Corporation	Hot-rolled and annealed ferritic stainless steel sheet and method for producing same

2018
- 2018-01-12 CN CN201880008313.8A patent/CN110225988B/en active Active
- 2018-01-12 JP JP2018521321A patent/JP6384640B1/en active Active
- 2018-01-12 KR KR1020197021747A patent/KR102274976B1/en active Active
- 2018-01-12 EP EP18745041.6A patent/EP3556880A4/en active Pending
- 2018-01-12 MX MX2019008874A patent/MX2019008874A/en unknown
- 2018-01-12 US US16/480,785 patent/US20200002779A1/en not_active Abandoned
- 2018-01-12 WO PCT/JP2018/000559 patent/WO2018139207A1/en not_active Ceased

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPH08199237A (en) *	1995-01-25	1996-08-06	Nisshin Steel Co Ltd	Production of hot rolled ferritic stainless steel strip excellent in toughness at low temperature
JPH09174114A (en) *	1995-12-27	1997-07-08	Kawasaki Steel Corp	Method for producing high-Cr ferritic stainless hot-rolled steel sheet with smooth surface
JP2001181798A (en) *	1999-12-20	2001-07-03	Kawasaki Steel Corp	Ferritic stainless steel hot rolled steel sheet excellent in bending workability, method for producing the same, and method for producing cold rolled steel sheet
JP2009068034A (en) *	2007-09-11	2009-04-02	Jfe Steel Kk	Ferritic stainless steel sheet excellent in stretch flangeability and its manufacturing method
EP2980251A1 (en) *	2013-03-27	2016-02-03	Nippon Steel & Sumikin Stainless Steel Corporation	Hot-rolled ferritic stainless-steel plate, process for producing same, and steel strip
JP2015190025A (en) *	2014-03-28	2015-11-02	新日鐵住金ステンレス株式会社	Ferritic stainless hot rolled steel sheet excellent in toughness and steel strip

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2018139207A1 *

Also Published As

Publication number	Publication date
JPWO2018139207A1 (en)	2019-01-31
KR102274976B1 (en)	2021-07-07
US20200002779A1 (en)	2020-01-02
WO2018139207A1 (en)	2018-08-02
CN110225988B (en)	2021-09-07
MX2019008874A (en)	2019-09-18
EP3556880A1 (en)	2019-10-23
JP6384640B1 (en)	2018-09-05
CN110225988A (en)	2019-09-10
KR20190102028A (en)	2019-09-02

Legal Events

Date	Code	Title	Description
2018-08-04	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE
2019-09-20	PUAI	Public reference made under article 153(3) epc to a published international application that has entered the european phase	Free format text: ORIGINAL CODE: 0009012
2019-09-20	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE
2019-10-23	17P	Request for examination filed	Effective date: 20190716
2019-10-23	AK	Designated contracting states	Kind code of ref document: A1 Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
2019-10-23	AX	Request for extension of the european patent	Extension state: BA ME
2019-12-04	A4	Supplementary search report drawn up and despatched	Effective date: 20191107
2019-12-04	RIC1	Information provided on ipc code assigned before grant	Ipc: C21D 8/02 20060101ALI20191031BHEP Ipc: C22C 38/48 20060101ALI20191031BHEP Ipc: C22C 38/54 20060101ALI20191031BHEP Ipc: C22C 38/02 20060101ALI20191031BHEP Ipc: C21D 6/02 20060101ALI20191031BHEP Ipc: C22C 38/46 20060101ALI20191031BHEP Ipc: C21D 9/46 20060101ALI20191031BHEP Ipc: C22C 38/42 20060101ALI20191031BHEP Ipc: C22C 38/00 20060101AFI20191031BHEP Ipc: C22C 38/44 20060101ALI20191031BHEP Ipc: C22C 38/06 20060101ALI20191031BHEP Ipc: C21D 6/00 20060101ALI20191031BHEP Ipc: C22C 38/04 20060101ALI20191031BHEP Ipc: C22C 38/50 20060101ALI20191031BHEP Ipc: C22C 38/52 20060101ALI20191031BHEP
2020-04-29	DAV	Request for validation of the european patent (deleted)
2020-04-29	DAX	Request for extension of the european patent (deleted)

Publication	Publication Date	Title
EP3556880A4 (en)	2019-12-04	FERRITIC STAINLESS STEEL SHEET, HOT ROLLED AND PROCESS FOR PRODUCING SAME
EP2980251A4 (en)	2016-11-30	HOT ROLLED FERRITIC STAINLESS STEEL PLATE, PROCESS FOR PRODUCING THE SAME, AND STEEL BAND
EP3358032A4 (en)	2019-04-10	GALVANIZED STEEL SHEET FOR HOT PRESSING AND METHOD FOR PRODUCING HOT PRESSED MOLDED ARTICLE
EP2902520A4 (en)	2016-03-16	HOT ROLLED STEEL SHEET AND PROCESS FOR PRODUCING THE SAME
EP3486347A4 (en)	2019-07-10	HOT ROLLED AND RECOVERED FERRITIC STAINLESS STEEL SHEET AND METHOD FOR MANUFACTURING THE SAME
EP3805417A4 (en)	2022-01-05	FERRITIC STAINLESS STEEL SHEET AND SHEET SHEET PRODUCTION PROCESS
EP3392600A4 (en)	2019-05-15	DOUBLE HARDENED PLATED STEEL SHEET AND METHOD FOR PRODUCING THE SAME
EP2886674A4 (en)	2016-11-30	STEEL SHEET FOR HOT PRESS FORMING, METHOD FOR PRODUCING THE SAME, AND STEEL SHEET ELEMENT FOR HOT PRESS FORMING
EP2824207A4 (en)	2016-03-09	STEEL SHEET FOR HOT STAMPING, PROCESS FOR PRODUCING THE SAME, AND HOT-STAINED STEEL MATERIAL
EP3473741A4 (en)	2019-05-15	THIN STEEL SHEET AND PROCESS FOR PRODUCING THE SAME
EP3816318A4 (en)	2021-07-28	PLATED STEEL SHEET AND ITS PRODUCTION PROCESS
EP3597784A4 (en)	2020-02-26	ABRASION-RESISTANT STEEL SHEET AND METHOD FOR PRODUCING ABRASION-RESISTANT STEEL SHEET
EP3447156A4 (en)	2019-02-27	ABRASION RESISTANT STEEL SHEET AND METHOD FOR PRODUCING ABRASION RESISTANT STEEL SHEET
EP3480334A4 (en)	2020-02-26	FERRITIC STAINLESS STEEL, STEEL SHEET THEREOF AND METHODS OF PRODUCING THE SAME
EP3446810A4 (en)	2019-02-27	ABRASION RESISTANT STEEL SHEET AND METHOD FOR PRODUCING ABRASION RESISTANT STEEL SHEET
EP3446808A4 (en)	2019-02-27	ABRASION RESISTANT STEEL SHEET AND METHOD FOR PRODUCING ABRASION RESISTANT STEEL SHEET
EP2703511A4 (en)	2015-09-30	STEEL SHEET FOR HOT STAMPING ELEMENTS AND METHOD FOR PRODUCING THE SAME
EP3778960A4 (en)	2021-09-08	BIP-PHASE COATED STAINLESS STEEL SHEET AND ITS PRODUCTION PROCESS
EP3751016A4 (en)	2021-09-01	ZINC PLATED STEEL SHEET FOR HOT STAMPING AND ITS PRODUCTION PROCESS
EP3358030A4 (en)	2019-04-03	AUSTENITIC STAINLESS STEEL AND PROCESS FOR PRODUCING THE SAME
EP3604597A4 (en)	2020-02-05	PLATED STEEL SHEET AND PROCESS FOR PRODUCING THE SAME
EP3572545A4 (en)	2019-12-11	NON-ORIENTED ELECTROMAGNETIC STEEL SHEET AND METHOD FOR PRODUCING THE SAME
EP3438316A4 (en)	2019-03-06	HOT PRESSING STEEL SHEET AND METHOD FOR PRODUCING THE SAME, AND HOT PRESS ELEMENT AND METHOD FOR PRODUCING THE SAME
EP3862456A4 (en)	2022-08-03	PLATED AUSTENITIC STAINLESS STEEL SHEET, BASE STEEL SHEET AND METHOD FOR PRODUCTION OF CLAD STEEL SHEET
EP4035787A4 (en)	2022-11-02	SUPER-AUSTENITIC STAINLESS STEEL ROLLING PROCESS