EP4079919A4 - Steel material having excellent resistance to sulfide stress cracking and method for manufacturing same - Google Patents

Steel material having excellent resistance to sulfide stress cracking and method for manufacturing same Download PDF

Info

Publication number: EP4079919A4
Authority: EP; European Patent Office
Prior art keywords: steel material; excellent resistance; manufacturing same; stress cracking; sulfide stress
Prior art date: 2019-12-16
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

EP20902517.0A

Other languages

German (de)

French (fr)

Other versions

EP4079919A1 (en

Inventor

Seong-Ung KOH

Moo-Jong BAE

Yoen-Jung PARK

Young-Sub BYUN

Dae-Woo BAEK

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.)

Posco Holdings Inc

Original Assignee

Posco Co Ltd

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.)

2019-12-16

Filing date

2020-12-15

Publication date

2023-05-17

2020-12-15 Application filed by Posco Co Ltd filed Critical Posco Co Ltd

2022-10-26 Publication of EP4079919A1 publication Critical patent/EP4079919A1/en

2023-05-17 Publication of EP4079919A4 publication Critical patent/EP4079919A4/en

Status Pending legal-status Critical Current

Links

229910000831 Steel Inorganic materials 0.000 title 1
UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 title 1
238000005336 cracking Methods 0.000 title 1
238000004519 manufacturing process Methods 0.000 title 1
239000000463 material Substances 0.000 title 1
238000000034 method Methods 0.000 title 1
239000010959 steel Substances 0.000 title 1

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
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
- C22C38/58—Ferrous alloys, e.g. steel alloys containing chromium with nickel with more than 1.5% by weight of manganese
- C—CHEMISTRY; METALLURGY
- 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
- C21D1/19—Hardening; Quenching with or without subsequent tempering by interrupted quenching
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/02—Hardening articles or materials formed by forging or rolling, with no further heating beyond that required for the formation
- 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
- 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 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
- C21D8/0205—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips 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
- 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
- C21D8/0247—Modifying the physical properties 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 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
- 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
- C21D8/0247—Modifying the physical properties 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
- C21D9/46—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for sheet metals
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/001—Ferrous alloys, e.g. steel alloys containing N
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/002—Ferrous alloys, e.g. steel alloys containing In, Mg, or other elements not provided for in one single group C22C38/001 - C22C38/60
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/02—Ferrous alloys, e.g. steel alloys containing silicon
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/04—Ferrous alloys, e.g. steel alloys containing manganese
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/06—Ferrous alloys, e.g. steel alloys containing aluminium
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/18—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
- 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
- C21D2211/009—Pearlite
- 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
- C21D2221/00—Treating localised areas of an article

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)
Heat Treatment Of Steel (AREA)

EP20902517.0A 2019-12-16 2020-12-15 Steel material having excellent resistance to sulfide stress cracking and method for manufacturing same Pending EP4079919A4 (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
KR1020190167745A KR102326109B1 (en)	2019-12-16	2019-12-16	Steel sheet having excellent resistance of sulfide stress cracking and method of manufacturing the same
PCT/KR2020/018309 WO2021125734A1 (en)	2019-12-16	2020-12-15	Steel material having excellent resistance to sulfide stress cracking and method for manufacturing same

Publications (2)

Publication Number	Publication Date
EP4079919A1 EP4079919A1 (en)	2022-10-26
EP4079919A4 true EP4079919A4 (en)	2023-05-17

Family

ID=76477826

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP20902517.0A Pending EP4079919A4 (en)	2019-12-16	2020-12-15	Steel material having excellent resistance to sulfide stress cracking and method for manufacturing same

Country Status (6)

Country	Link
US (1)	US20230026210A1 (en)
EP (1)	EP4079919A4 (en)
JP (1)	JP2023506833A (en)
KR (1)	KR102326109B1 (en)
CN (1)	CN114761599B (en)
WO (1)	WO2021125734A1 (en)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPH10298645A (en) *	1997-04-24	1998-11-10	Sumitomo Metal Ind Ltd	Manufacture of hot rolled high tensile strength steel plate
WO2019058422A1 (en) *	2017-09-19	2019-03-28	新日鐵住金株式会社	Steel tube and steel sheet

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPH07179987A (en) *	1993-12-22	1995-07-18	Nkk Corp	High strength steel excellent in hydrogen induced cracking resistance and sulfide stress corrosion cracking resistance
JP3474661B2 (en) *	1995-01-24	2003-12-08	新日本製鐵株式会社	Sour-resistant steel plate with excellent crack arrestability
KR100435445B1 (en)	1996-10-22	2004-08-25	주식회사 포스코	Manufacturing method of high tensile strength plate for line pipes characterizing superior impact toughness and resistance to hydrogen induced cracking in ultra-low temperature environment
KR101686257B1 (en) *	2009-01-30	2016-12-13	제이에프이 스틸 가부시키가이샤	Heavy gauge, high tensile strength, hot rolled steel sheet with excellent hic resistance and manufacturing method therefor
JP5776377B2 (en) *	2011-06-30	2015-09-09	Ｊｆｅスチール株式会社	High-strength hot-rolled steel sheet for welded steel pipes for line pipes with excellent sour resistance and method for producing the same
EP2832879B1 (en) *	2012-03-30	2019-11-20	Nippon Steel Corporation	High-strength steel pipe for line pipe having excellent hydrogen-induced cracking resistance, high-strength steel plate for line pipe using same, and method for manufacturing same
CN104619877B (en) *	2012-09-13	2017-06-09	杰富意钢铁株式会社	Hot rolled steel plate and its manufacture method
WO2015030210A1 (en) *	2013-08-30	2015-03-05	新日鐵住金株式会社	Steel sheet for thick-walled high-strength line pipe having exceptional souring resistance, crush resistance properties, and low-temperature ductility, and line pipe
JP6241434B2 (en) *	2014-11-28	2017-12-06	Ｊｆｅスチール株式会社	Steel plate for line pipe, steel pipe for line pipe, and manufacturing method thereof
KR101639909B1 (en) *	2014-12-22	2016-07-15	주식회사 포스코	Thick hot rolled steel plate having exellent hydrogen induced crack resistance and sulfide stress cracking and method for manufacturing the same
KR101696051B1 (en) *	2014-12-24	2017-01-13	주식회사 포스코	Steel sheet having excellent resistance and excellent low temperature toughness to hydrogen induced cracking, and method of manufacturing the same
KR101964247B1 (en) *	2015-03-12	2019-04-01	제이에프이 스틸 가부시키가이샤	High-strength thick steel sheet and method for manufacturing same
KR101767778B1 (en) *	2015-12-23	2017-08-14	주식회사 포스코	Low yield ratio high strength steel having excellent resistance for stress corrosion cracking and low temperature toughness, and method for manufacturing the same
KR101999027B1 (en) *	2017-12-26	2019-07-10	주식회사 포스코	Steel for pressure vessel having excellent resistance to hydrogen induced cracking and method of manufacturing the same
US12037667B2 (en) *	2018-10-26	2024-07-16	Posco Co., Ltd	High-strength steel having excellent resistance to sulfide stress cracking, and method for manufacturing same

2019
- 2019-12-16 KR KR1020190167745A patent/KR102326109B1/en active IP Right Grant
2020
- 2020-12-15 JP JP2022536636A patent/JP2023506833A/en active Pending
- 2020-12-15 WO PCT/KR2020/018309 patent/WO2021125734A1/en unknown
- 2020-12-15 US US17/784,026 patent/US20230026210A1/en active Pending
- 2020-12-15 CN CN202080083544.2A patent/CN114761599B/en active Active
- 2020-12-15 EP EP20902517.0A patent/EP4079919A4/en active Pending

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPH10298645A (en) *	1997-04-24	1998-11-10	Sumitomo Metal Ind Ltd	Manufacture of hot rolled high tensile strength steel plate
WO2019058422A1 (en) *	2017-09-19	2019-03-28	新日鐵住金株式会社	Steel tube and steel sheet

Also Published As

Publication number	Publication date
KR20210076482A (en)	2021-06-24
EP4079919A1 (en)	2022-10-26
JP2023506833A (en)	2023-02-20
KR102326109B1 (en)	2021-11-16
US20230026210A1 (en)	2023-01-26
CN114761599A (en)	2022-07-15
WO2021125734A1 (en)	2021-06-24
CN114761599B (en)	2023-10-31

Legal Events

Date	Code	Title	Description
2021-06-25	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE
2022-09-23	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
2022-09-23	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE
2022-10-26	17P	Request for examination filed	Effective date: 20220630
2022-10-26	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
2023-03-22	DAV	Request for validation of the european patent (deleted)
2023-03-22	DAX	Request for extension of the european patent (deleted)
2023-05-17	A4	Supplementary search report drawn up and despatched	Effective date: 20230419
2023-05-17	RIC1	Information provided on ipc code assigned before grant	Ipc: C21D 9/46 20060101ALI20230413BHEP Ipc: C21D 1/19 20060101ALI20230413BHEP Ipc: C21D 1/02 20060101ALI20230413BHEP Ipc: C21D 8/02 20060101ALI20230413BHEP Ipc: C22C 38/46 20060101ALI20230413BHEP Ipc: C22C 38/44 20060101ALI20230413BHEP Ipc: C22C 38/50 20060101ALI20230413BHEP Ipc: C22C 38/48 20060101ALI20230413BHEP Ipc: C22C 38/58 20060101AFI20230413BHEP
2023-12-27	RAP3	Party data changed (applicant data changed or rights of an application transferred)	Owner name: POSCO

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