EP3093362A4 - Ferritic stainless steel and method for producing same - Google Patents

Ferritic stainless steel and method for producing same Download PDF

Info

Publication number
EP3093362A4
EP3093362A4 EP15735579.3A EP15735579A EP3093362A4 EP 3093362 A4 EP3093362 A4 EP 3093362A4 EP 15735579 A EP15735579 A EP 15735579A EP 3093362 A4 EP3093362 A4 EP 3093362A4
Authority
EP
European Patent Office
Prior art keywords
stainless steel
ferritic stainless
producing same
producing
ferritic
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
EP15735579.3A
Other languages
German (de)
French (fr)
Other versions
EP3093362B1 (en
EP3093362A1 (en
Inventor
Masataka Yoshino
Hiroki Ota
Ayako TA
Yukihiro Matsubara
Akito Mizutani
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.)
Filing date
Publication date
Application filed by JFE Steel Corp filed Critical JFE Steel Corp
Publication of EP3093362A1 publication Critical patent/EP3093362A1/en
Publication of EP3093362A4 publication Critical patent/EP3093362A4/en
Application granted granted Critical
Publication of EP3093362B1 publication Critical patent/EP3093362B1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/18Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/28Ferrous alloys, e.g. steel alloys containing chromium with titanium or zirconium
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21DMODIFYING 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
    • C21D6/00Heat treatment of ferrous alloys
    • C21D6/004Heat treatment of ferrous alloys containing Cr and Ni
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21DMODIFYING 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
    • C21D8/00Modifying the physical properties by deformation combined with, or followed by, heat treatment
    • C21D8/02Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/0205Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips of ferrous alloys
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21DMODIFYING 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
    • C21D8/00Modifying the physical properties by deformation combined with, or followed by, heat treatment
    • C21D8/02Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/0221Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the working steps
    • C21D8/0226Hot rolling
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21DMODIFYING 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
    • C21D8/00Modifying the physical properties by deformation combined with, or followed by, heat treatment
    • C21D8/02Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/0221Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the working steps
    • C21D8/0236Cold rolling
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21DMODIFYING 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
    • C21D8/00Modifying the physical properties by deformation combined with, or followed by, heat treatment
    • C21D8/02Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/0247Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the heat treatment
    • C21D8/0263Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the heat treatment following hot rolling
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21DMODIFYING 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
    • C21D8/00Modifying the physical properties by deformation combined with, or followed by, heat treatment
    • C21D8/02Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/0247Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the heat treatment
    • C21D8/0273Final recrystallisation annealing
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21DMODIFYING 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
    • C21D9/00Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/46Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for sheet metals
    • C21D9/48Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for sheet metals deep-drawing sheets
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/001Ferrous alloys, e.g. steel alloys containing N
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/002Ferrous alloys, e.g. steel alloys containing In, Mg, or other elements not provided for in one single group C22C38/001 - C22C38/60
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/004Very low carbon steels, i.e. having a carbon content of less than 0,01%
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/005Ferrous alloys, e.g. steel alloys containing rare earths, i.e. Sc, Y, Lanthanides
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/02Ferrous alloys, e.g. steel alloys containing silicon
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/04Ferrous alloys, e.g. steel alloys containing manganese
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/06Ferrous alloys, e.g. steel alloys containing aluminium
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/18Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/20Ferrous alloys, e.g. steel alloys containing chromium with copper
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/18Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/22Ferrous alloys, e.g. steel alloys containing chromium with molybdenum or tungsten
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/18Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/24Ferrous alloys, e.g. steel alloys containing chromium with vanadium
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/18Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/26Ferrous alloys, e.g. steel alloys containing chromium with niobium or tantalum
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/18Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/30Ferrous alloys, e.g. steel alloys containing chromium with cobalt
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/18Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/32Ferrous alloys, e.g. steel alloys containing chromium with boron
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/18Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/42Ferrous alloys, e.g. steel alloys containing chromium with nickel with copper
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/18Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/44Ferrous alloys, e.g. steel alloys containing chromium with nickel with molybdenum or tungsten
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/18Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/46Ferrous alloys, e.g. steel alloys containing chromium with nickel with vanadium
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/18Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/48Ferrous alloys, e.g. steel alloys containing chromium with nickel with niobium or tantalum
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/18Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/50Ferrous alloys, e.g. steel alloys containing chromium with nickel with titanium or zirconium
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/18Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/52Ferrous alloys, e.g. steel alloys containing chromium with nickel with cobalt
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/18Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/54Ferrous alloys, e.g. steel alloys containing chromium with nickel with boron
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21DMODIFYING 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
    • C21D2211/00Microstructure comprising significant phases
    • C21D2211/005Ferrite

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)
EP15735579.3A 2014-01-08 2015-01-07 Ferritic stainless steel and method for producing same Active EP3093362B1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2014001362 2014-01-08
JP2014228501 2014-11-11
PCT/JP2015/000032 WO2015105045A1 (en) 2014-01-08 2015-01-07 Ferritic stainless steel and method for producing same

Publications (3)

Publication Number Publication Date
EP3093362A1 EP3093362A1 (en) 2016-11-16
EP3093362A4 true EP3093362A4 (en) 2017-04-26
EP3093362B1 EP3093362B1 (en) 2018-11-28

Family

ID=53523875

Family Applications (1)

Application Number Title Priority Date Filing Date
EP15735579.3A Active EP3093362B1 (en) 2014-01-08 2015-01-07 Ferritic stainless steel and method for producing same

Country Status (8)

Country Link
US (1) US20160333439A1 (en)
EP (1) EP3093362B1 (en)
JP (1) JP5862846B2 (en)
KR (1) KR101850231B1 (en)
CN (1) CN105917016B (en)
ES (1) ES2713154T3 (en)
TW (1) TWI531666B (en)
WO (1) WO2015105045A1 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106460113A (en) * 2014-05-14 2017-02-22 杰富意钢铁株式会社 Ferritic stainless steel
KR101949629B1 (en) * 2014-12-11 2019-02-18 제이에프이 스틸 가부시키가이샤 Stainless steel and production method therefor
EP3231883B1 (en) * 2014-12-11 2019-08-21 JFE Steel Corporation Ferritic stainless steel and process for producing same
JP6602112B2 (en) * 2015-08-31 2019-11-06 日鉄ステンレス株式会社 High purity ferritic stainless steel sheet for deep drawing with excellent secondary work brittleness resistance and method for producing the same
CN113767181B (en) * 2019-05-29 2023-05-09 杰富意钢铁株式会社 Ferritic stainless steel sheet and method for producing same
CN114836684A (en) * 2022-04-01 2022-08-02 山西太钢不锈钢股份有限公司 Low-chromium soft magnetic stainless steel and preparation method and application thereof

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000265215A (en) * 1999-03-16 2000-09-26 Kawasaki Steel Corp PRODUCTION OF FERRITIC Cr-CONTAINING STEEL SHEET EXCELLENT IN WORKABILITY
JP2003201547A (en) * 2001-10-31 2003-07-18 Jfe Steel Kk Ferritic stainless steel sheet having excellent deep drawability, secondary working brittleness resistance and corrosion resistance and production method therefor
US20040094240A1 (en) * 2000-12-22 2004-05-20 Jfe Steel Corporation, A Corporation Of Japan Ferritic stainless steel sheet for fuel tank and fuel pipe and method for making the same

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06158233A (en) * 1992-11-25 1994-06-07 Nippon Steel Corp Production of ferritic stainless steel thin slab excellent in toughness and ferritic stainless steel strip by the same thin slab
TW452599B (en) * 1997-08-05 2001-09-01 Kawasaki Steel Co Ferritic stainless steel plate excellent in deep drawability and anti-ridging property and production method thereof
WO2000060134A1 (en) 1999-03-30 2000-10-12 Kawasaki Steel Corporation Ferritic stainless steel plate
FR2792561B1 (en) * 1999-04-22 2001-06-22 Usinor PROCESS OF CONTINUOUS CASTING BETWEEN CYLINDERS OF FERRITIC STAINLESS STEEL STRIPS FREE OF MICROCRIQUES
JP3913935B2 (en) 1999-06-21 2007-05-09 本田技研工業株式会社 Hypoeutectic spheroidal graphite cast iron
JP3581801B2 (en) * 1999-06-22 2004-10-27 新日本製鐵株式会社 Ferritic stainless steel sheet excellent in workability and surface properties and method for producing the same
JP2001089815A (en) * 1999-09-22 2001-04-03 Kawasaki Steel Corp Method of manufacturing ferritic stainless steel sheet excellent in ductility, workability and ridging resistance
KR100762151B1 (en) * 2001-10-31 2007-10-01 제이에프이 스틸 가부시키가이샤 Ferritic stainless steel sheet having excellent deep-drawability and brittle resistance to secondary processing and method for making the same
JP4519543B2 (en) * 2004-07-01 2010-08-04 新日鐵住金ステンレス株式会社 Low cost stainless steel wire having magnetism with excellent corrosion resistance, cold workability and toughness, and method for producing the same
JP5262029B2 (en) * 2007-09-11 2013-08-14 Jfeスチール株式会社 Ferritic stainless steel plate with excellent stretch flangeability
CN102041452A (en) * 2009-10-23 2011-05-04 宝山钢铁股份有限公司 Medium chromium ferrite stainless steel and making method thereof
KR20140127862A (en) * 2012-03-13 2014-11-04 제이에프이 스틸 가부시키가이샤 Ferritic stainless steel

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000265215A (en) * 1999-03-16 2000-09-26 Kawasaki Steel Corp PRODUCTION OF FERRITIC Cr-CONTAINING STEEL SHEET EXCELLENT IN WORKABILITY
US20040094240A1 (en) * 2000-12-22 2004-05-20 Jfe Steel Corporation, A Corporation Of Japan Ferritic stainless steel sheet for fuel tank and fuel pipe and method for making the same
JP2003201547A (en) * 2001-10-31 2003-07-18 Jfe Steel Kk Ferritic stainless steel sheet having excellent deep drawability, secondary working brittleness resistance and corrosion resistance and production method therefor

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2015105045A1 *

Also Published As

Publication number Publication date
WO2015105045A1 (en) 2015-07-16
CN105917016B (en) 2018-11-27
US20160333439A1 (en) 2016-11-17
CN105917016A (en) 2016-08-31
TWI531666B (en) 2016-05-01
TW201531573A (en) 2015-08-16
JP5862846B2 (en) 2016-02-16
ES2713154T3 (en) 2019-05-20
KR101850231B1 (en) 2018-04-18
KR20160105874A (en) 2016-09-07
EP3093362B1 (en) 2018-11-28
EP3093362A1 (en) 2016-11-16
JPWO2015105045A1 (en) 2017-03-23

Similar Documents

Publication Publication Date Title
EP3133179B8 (en) Austenitic stainless steel and method for producing same
EP3214194A4 (en) Austenitic stainless steel and manufacturing method therefor
EP3121304A4 (en) Ferritic stainless steel and production method therefor
EP3305930A4 (en) Steel sheet and method for producing same
EP3358030A4 (en) Austenitic stainless steel and method for producing austenitic stainless steel
EP3191612A4 (en) High strength austenitic stainless steel and production method thereof
EP3508598A4 (en) Ferritic stainless steel
EP3231883A4 (en) Ferritic stainless steel and process for producing same
EP3508597A4 (en) Ferritic stainless steel
EP3176280A4 (en) Ferritic stainless steel and method for producing same
EP3305929A4 (en) Steel sheet and method for producing same
SG11201702136YA (en) Austenitic stainless steel sheet and method for manufacturing the same
EP3484634A4 (en) Methods for forming stainless steel parts
EP3098330A4 (en) Material for cold-rolled stainless steel sheet and method for producing same
EP3109334A4 (en) Stainless steel foil and method for manufacturing same
EP3278887A4 (en) Ferritic stainless steel sheet, cover member, and method for producing ferritic stainless steel sheet
EP3118342A4 (en) Ferritic stainless steel
EP3190203A4 (en) Quasicrystal-containing plated steel sheet and method for producing quasicrystal-containing plated steel sheet
EP3239315A4 (en) Ferritic stainless steel and process for producing same
EP3239344A4 (en) Lean duplex stainless steel and method for producing same
EP3178958A4 (en) Austenitic stainless steel
EP3128032A4 (en) Thick steel sheet and method for producing same
EP3170912A4 (en) Steel material and method for producing same
EP3339459A4 (en) Vibration-damping ferritic stainless steel material, and production method
EP3093362A4 (en) Ferritic stainless steel and method for producing same

Legal Events

Date Code Title Description
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

17P Request for examination filed

Effective date: 20160707

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

AX Request for extension of the european patent

Extension state: BA ME

DAX Request for extension of the european patent (deleted)
A4 Supplementary search report drawn up and despatched

Effective date: 20170323

RIC1 Information provided on ipc code assigned before grant

Ipc: C22C 38/54 20060101ALI20170317BHEP

Ipc: C22C 38/42 20060101ALI20170317BHEP

Ipc: C22C 38/02 20060101ALI20170317BHEP

Ipc: C22C 38/00 20060101AFI20170317BHEP

Ipc: C21D 9/48 20060101ALI20170317BHEP

Ipc: C22C 38/20 20060101ALI20170317BHEP

Ipc: C22C 38/44 20060101ALI20170317BHEP

Ipc: C21D 8/02 20060101ALI20170317BHEP

Ipc: C22C 38/46 20060101ALI20170317BHEP

Ipc: C21D 6/00 20060101ALI20170317BHEP

Ipc: C22C 38/30 20060101ALI20170317BHEP

Ipc: C22C 38/04 20060101ALI20170317BHEP

Ipc: C22C 38/24 20060101ALI20170317BHEP

Ipc: C22C 38/28 20060101ALI20170317BHEP

Ipc: C22C 38/48 20060101ALI20170317BHEP

Ipc: C22C 38/32 20060101ALI20170317BHEP

Ipc: C22C 38/52 20060101ALI20170317BHEP

Ipc: C22C 38/06 20060101ALI20170317BHEP

Ipc: C22C 38/22 20060101ALI20170317BHEP

Ipc: C22C 38/26 20060101ALI20170317BHEP

Ipc: C22C 38/50 20060101ALI20170317BHEP

GRAP Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOSNIGR1

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: GRANT OF PATENT IS INTENDED

RIC1 Information provided on ipc code assigned before grant

Ipc: C22C 38/44 20060101ALI20180503BHEP

Ipc: C22C 38/42 20060101ALI20180503BHEP

Ipc: C22C 38/06 20060101ALI20180503BHEP

Ipc: C22C 38/04 20060101ALI20180503BHEP

Ipc: C22C 38/54 20060101ALI20180503BHEP

Ipc: C22C 38/00 20060101AFI20180503BHEP

Ipc: C21D 6/00 20060101ALI20180503BHEP

Ipc: C22C 38/02 20060101ALI20180503BHEP

Ipc: C22C 38/20 20060101ALI20180503BHEP

Ipc: C21D 8/02 20060101ALI20180503BHEP

Ipc: C22C 38/32 20060101ALI20180503BHEP

Ipc: C22C 38/50 20060101ALI20180503BHEP

Ipc: C22C 38/48 20060101ALI20180503BHEP

Ipc: C22C 38/26 20060101ALI20180503BHEP

Ipc: C22C 38/24 20060101ALI20180503BHEP

Ipc: C22C 38/22 20060101ALI20180503BHEP

Ipc: C22C 38/52 20060101ALI20180503BHEP

Ipc: C22C 38/28 20060101ALI20180503BHEP

Ipc: C21D 9/48 20060101ALI20180503BHEP

Ipc: C22C 38/30 20060101ALI20180503BHEP

Ipc: C22C 38/46 20060101ALI20180503BHEP

INTG Intention to grant announced

Effective date: 20180528

GRAS Grant fee paid

Free format text: ORIGINAL CODE: EPIDOSNIGR3

GRAA (expected) grant

Free format text: ORIGINAL CODE: 0009210

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE PATENT HAS BEEN GRANTED

AK Designated contracting states

Kind code of ref document: B1

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

REG Reference to a national code

Ref country code: CH

Ref legal event code: EP

REG Reference to a national code

Ref country code: AT

Ref legal event code: REF

Ref document number: 1070307

Country of ref document: AT

Kind code of ref document: T

Effective date: 20181215

REG Reference to a national code

Ref country code: DE

Ref legal event code: R096

Ref document number: 602015020420

Country of ref document: DE

REG Reference to a national code

Ref country code: IE

Ref legal event code: FG4D

REG Reference to a national code

Ref country code: NL

Ref legal event code: MP

Effective date: 20181128

REG Reference to a national code

Ref country code: LT

Ref legal event code: MG4D

REG Reference to a national code

Ref country code: AT

Ref legal event code: MK05

Ref document number: 1070307

Country of ref document: AT

Kind code of ref document: T

Effective date: 20181128

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: BG

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20190228

Ref country code: NO

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20190228

Ref country code: HR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20181128

Ref country code: IS

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20190328

Ref country code: LV

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20181128

Ref country code: AT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20181128

Ref country code: LT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20181128

REG Reference to a national code

Ref country code: ES

Ref legal event code: FG2A

Ref document number: 2713154

Country of ref document: ES

Kind code of ref document: T3

Effective date: 20190520

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: GR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20190301

Ref country code: PT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20190328

Ref country code: SE

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20181128

Ref country code: AL

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20181128

Ref country code: RS

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20181128

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: NL

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20181128

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: CZ

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20181128

Ref country code: PL

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20181128

Ref country code: DK

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20181128

Ref country code: IT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20181128

REG Reference to a national code

Ref country code: DE

Ref legal event code: R097

Ref document number: 602015020420

Country of ref document: DE

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: MC

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20181128

Ref country code: EE

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20181128

Ref country code: SM

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20181128

Ref country code: RO

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20181128

Ref country code: SK

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20181128

REG Reference to a national code

Ref country code: CH

Ref legal event code: PL

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: LU

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20190107

PLBE No opposition filed within time limit

Free format text: ORIGINAL CODE: 0009261

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT

REG Reference to a national code

Ref country code: BE

Ref legal event code: MM

Effective date: 20190131

GBPC Gb: european patent ceased through non-payment of renewal fee

Effective date: 20190228

REG Reference to a national code

Ref country code: IE

Ref legal event code: MM4A

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: FR

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20190128

Ref country code: SI

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20181128

26N No opposition filed

Effective date: 20190829

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: BE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20190131

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: LI

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20190131

Ref country code: CH

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20190131

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: GB

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20190228

Ref country code: IE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20190107

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: TR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20181128

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: MT

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20190107

REG Reference to a national code

Ref country code: DE

Ref legal event code: R082

Ref document number: 602015020420

Country of ref document: DE

Representative=s name: HL KEMPNER PATENTANWAELTE, SOLICITORS (ENGLAND, DE

Ref country code: DE

Ref legal event code: R082

Ref document number: 602015020420

Country of ref document: DE

Representative=s name: HL KEMPNER PATENTANWALT, RECHTSANWALT, SOLICIT, DE

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: CY

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20181128

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: HU

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT; INVALID AB INITIO

Effective date: 20150107

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: MK

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20181128

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: FI

Payment date: 20231219

Year of fee payment: 10

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: ES

Payment date: 20240202

Year of fee payment: 10

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: DE

Payment date: 20231128

Year of fee payment: 10