EP3719164A4 - FERRITIC STAINLESS STEEL - Google Patents

FERRITIC STAINLESS STEEL Download PDF

Info

Publication number: EP3719164A4
Authority: EP; European Patent Office
Prior art keywords: stainless steel; ferritic stainless; ferritic; steel; stainless
Prior art date: 2018-01-31
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 Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Withdrawn

Application number

EP19746936.4A

Other languages

German (de)

French (fr)

Other versions

EP3719164A1 (en

Inventor

Tetsuyuki Nakamura

Shin Ishikawa

Reiko Sugihara

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.)

2018-01-31

Filing date

2019-01-25

Publication date

2020-10-07

2019-01-25 Application filed by JFE Steel Corp filed Critical JFE Steel Corp

2020-10-07 Publication of EP3719164A1 publication Critical patent/EP3719164A1/en

2020-10-07 Publication of EP3719164A4 publication Critical patent/EP3719164A4/en

Status Withdrawn legal-status Critical Current

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
- 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
- C22C38/18—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
- 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
- C21D6/004—Heat treatment of ferrous alloys containing Cr and Ni
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
- C21D8/005—Modifying the physical properties by deformation combined with, or followed by, heat treatment of ferrous alloys
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
- C21D8/02—Modifying the physical properties 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 by deformation combined with, or followed by, heat treatment
- C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
- C21D8/0221—Modifying the physical properties 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
- C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
- C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
- C21D8/0221—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the working steps
- C21D8/0236—Cold 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
- C22C38/008—Ferrous alloys, e.g. steel alloys containing tin
- 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
- C22C38/44—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
- 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
- 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)

EP19746936.4A 2018-01-31 2019-01-25 FERRITIC STAINLESS STEEL Withdrawn EP3719164A4 (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
JP2018015830		2018-01-31
PCT/JP2019/002413 WO2019151125A1 (en)	2018-01-31	2019-01-25	Ferritic stainless steel

Publications (2)

Publication Number	Publication Date
EP3719164A1 EP3719164A1 (en)	2020-10-07
EP3719164A4 true EP3719164A4 (en)	2020-10-07

Family

ID=67479296

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP19746936.4A Withdrawn EP3719164A4 (en)	2018-01-31	2019-01-25	FERRITIC STAINLESS STEEL

Country Status (7)

Country	Link
US (1)	US20210032731A1 (en)
EP (1)	EP3719164A4 (en)
JP (1)	JP6624347B1 (en)
KR (1)	KR102508125B1 (en)
CN (1)	CN111684092A (en)
TW (1)	TWI722377B (en)
WO (1)	WO2019151125A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JP7694815B2 (en) *	2023-01-23	2025-06-18	Ｊｆｅスチール株式会社	Method for producing ferritic stainless steel and cold-rolled ferritic stainless steel sheet
CN118460920A (en) *	2024-05-06	2024-08-09	山西太钢不锈钢股份有限公司	Low carbon emission and low nitrogen ferritic stainless steel and preparation method thereof

Citations (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
EP1818421A1 (en) *	2006-02-08	2007-08-15	UGINE & ALZ FRANCE	Ferritic, niobium-stabilised 19% chromium stainless steel
EP2264202A1 (en) *	2008-03-07	2010-12-22	JFE Steel Corporation	Ferritic stainless steel with excellent heat resistance and toughness
EP2639325A1 (en) *	2010-11-11	2013-09-18	JFE Steel Corporation	Ferritic stainless steel with excellent oxidation resistance
EP2692891A1 (en) *	2011-03-29	2014-02-05	Nippon Steel & Sumikin Stainless Steel Corporation	Ferrite stainless steel exhibiting excellent corrosion resistance and strength in weld zones, and tig-welded structure
EP3214198A1 (en) *	2014-10-31	2017-09-06	Nippon Steel & Sumikin Stainless Steel Corporation	Ferrite-based stainless steel with high resistance to corrosiveness caused by exhaust gas and condensation and high brazing properties and method for manufacturing same

Family Cites Families (16)

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Publication number	Priority date	Publication date	Assignee	Title
JP3903855B2 (en)	2002-06-14	2007-04-11	Ｊｆｅスチール株式会社	Ferritic stainless steel that is soft at room temperature and excellent in high-temperature oxidation resistance
WO2007129703A1 (en) *	2006-05-09	2007-11-15	Nippon Steel & Sumikin Stainless Steel Corporation	Stainless steel excellent in corrosion resistance, ferritic stainless steel excellent in crevice corrosion resistance and formability, and ferritic stainless steel excellent in crevice corrosion resistance
JP4998719B2 (en) *	2007-05-24	2012-08-15	Ｊｆｅスチール株式会社	Ferritic stainless steel sheet for water heaters excellent in punching processability and method for producing the same
JP5320034B2 (en) *	2008-11-14	2013-10-23	新日鐵住金ステンレス株式会社	Mo-type ferritic stainless steel for automotive exhaust system parts with excellent corrosion resistance after heating
CN101962740B (en) *	2009-07-23	2013-03-27	宝山钢铁股份有限公司	Ferrite stainless steel for automobile exhaust emission system and manufacturing method thereof
CN102277538B (en) *	2011-07-27	2013-02-27	山西太钢不锈钢股份有限公司	Tin-containing ferrite stainless steel plate and manufacturing method thereof
EP2902523B1 (en) *	2012-09-25	2018-09-05	JFE Steel Corporation	Ferritic stainless steel
ES2795681T3 (en) *	2013-02-04	2020-11-24	Nippon Steel Stainless Steel Corp	Ferritic stainless steel sheet that is excellent in malleability and production method thereof
EP2966187B1 (en) *	2013-03-06	2018-05-02	Nippon Steel & Sumikin Stainless Steel Corporation	Ferritic stainless steel sheet having excellent heat resistance
ES2784303T3 (en) *	2013-03-29	2020-09-24	Nippon Steel Stainless Steel Corp	Ferritic stainless steel sheet having excellent weldability, heat exchanger, ferritic stainless steel sheet for heat exchangers, ferritic stainless steel, ferritic stainless steel for elements of fuel supply systems and element of fuel supply system
JP6295155B2 (en) *	2014-07-22	2018-03-14	新日鐵住金ステンレス株式会社	Ferritic stainless steel, manufacturing method thereof, and heat exchanger using ferritic stainless steel as a member
WO2016068139A1 (en) *	2014-10-31	2016-05-06	新日鐵住金ステンレス株式会社	Ferrite-based stainless steel plate, steel pipe, and production method therefor
MX393627B (en) *	2015-01-19	2025-03-24	Nippon Steel Stainless Steel Corp	FERRITE STAINLESS STEEL FOR EXHAUST SYSTEM MEMBER WHICH HAS EXCELLENT CORROSION RESISTANCE AFTER HEATING.
JP6744740B2 (en) *	2016-03-28	2020-08-19	日鉄ステンレス株式会社	Ferritic stainless steel plate for exhaust manifold
CN109688934A (en) *	2016-08-01	2019-04-26	戈尔丹斯医疗公司	Ultrasound-guided opening of the blood-brain barrier
EP3508597A4 (en) *	2016-09-02	2019-09-04	JFE Steel Corporation	FERRITIC STAINLESS STEEL

2019
- 2019-01-25 EP EP19746936.4A patent/EP3719164A4/en not_active Withdrawn
- 2019-01-25 KR KR1020207022119A patent/KR102508125B1/en active Active
- 2019-01-25 CN CN201980010962.6A patent/CN111684092A/en active Pending
- 2019-01-25 JP JP2019526014A patent/JP6624347B1/en active Active
- 2019-01-25 US US16/966,711 patent/US20210032731A1/en not_active Abandoned
- 2019-01-25 WO PCT/JP2019/002413 patent/WO2019151125A1/en not_active Ceased
- 2019-01-29 TW TW108103350A patent/TWI722377B/en active

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
EP1818421A1 (en) *	2006-02-08	2007-08-15	UGINE & ALZ FRANCE	Ferritic, niobium-stabilised 19% chromium stainless steel
EP2264202A1 (en) *	2008-03-07	2010-12-22	JFE Steel Corporation	Ferritic stainless steel with excellent heat resistance and toughness
EP2639325A1 (en) *	2010-11-11	2013-09-18	JFE Steel Corporation	Ferritic stainless steel with excellent oxidation resistance
EP2692891A1 (en) *	2011-03-29	2014-02-05	Nippon Steel & Sumikin Stainless Steel Corporation	Ferrite stainless steel exhibiting excellent corrosion resistance and strength in weld zones, and tig-welded structure
EP3214198A1 (en) *	2014-10-31	2017-09-06	Nippon Steel & Sumikin Stainless Steel Corporation	Ferrite-based stainless steel with high resistance to corrosiveness caused by exhaust gas and condensation and high brazing properties and method for manufacturing same

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2019151125A1 *

Also Published As

Publication number	Publication date
KR20200100833A (en)	2020-08-26
EP3719164A1 (en)	2020-10-07
JPWO2019151125A1 (en)	2020-02-06
CN111684092A (en)	2020-09-18
TW201934778A (en)	2019-09-01
TWI722377B (en)	2021-03-21
KR102508125B1 (en)	2023-03-08
WO2019151125A1 (en)	2019-08-08
US20210032731A1 (en)	2021-02-04
JP6624347B1 (en)	2019-12-25

Publication	Publication Date	Title
EP3508598A4 (en)	2019-08-28	FERRITIC STAINLESS STEEL
EP3508602A4 (en)	2020-04-01	AUSTENITIC STAINLESS STEEL
EP3604591A4 (en)	2020-09-02	MARTENSITIC STAINLESS STEEL MATERIAL
EP3508597A4 (en)	2019-09-04	FERRITIC STAINLESS STEEL
EP3604589A4 (en)	2020-04-29	FERRITIC STAINLESS STEEL
EP3859031A4 (en)	2022-06-15	MARTENSITIC STAINLESS STEEL MATERIAL
EP3778950A4 (en)	2021-10-06	AUSTENITIC ABRASION-RESISTANT STEEL SHEET
EP3597786A4 (en)	2020-08-12	CLADED STEEL SHEET
EP3778949A4 (en)	2021-07-21	STEEL SHEET
EP3438310A4 (en)	2019-02-06	FERRITIC STAINLESS STEEL SHEET
DK2924131T3 (en)	2019-10-14	AUSTENITIC STAINLESS STEEL
FI20135649A7 (en)	2014-12-14	Duplex ferritic austenitic stainless steel
EP3530769A4 (en)	2019-11-06	MARTENSITIC STAINLESS STEEL SHEET
EP3960892A4 (en)	2022-11-23	SHEET STEEL
EP3608433A4 (en)	2020-08-19	FALL-SEAM-WELDED STEEL PIPE
EP3480330A4 (en)	2020-01-08	AUSTENITIC STAINLESS STEEL
EP3875624A4 (en)	2022-08-31	AUSTENITIC STAINLESS STEEL SHEET
EP3699310A4 (en)	2021-03-31	NICKEL STEEL SHEET
EP3584339A4 (en)	2020-12-09	STEEL SHEET
EP3608432A4 (en)	2020-11-04	FALL-SEAM-WELDED STEEL PIPE
EP3770291A4 (en)	2021-12-22	STEEL MATERIAL
EP3476961A4 (en)	2019-05-01	FERRITIC STAINLESS STEEL SHEET
EP3444371A4 (en)	2019-04-10	MARTENSITIC STAINLESS STEEL SHEET
EP3978635A4 (en)	2022-08-24	AUSTENITIC STAINLESS STEEL MATERIAL
EP3778962A4 (en)	2021-12-22	FERRITIC STAINLESS STEEL WITH EXCELLENT FLEXIBILITY

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