EP1826285A4 - Martensitic stainless steel - Google Patents

Martensitic stainless steel

Info

Publication number: EP1826285A4
Authority: EP; European Patent Office
Prior art keywords: stainless steel; martensitic stainless; martensitic; steel; stainless
Prior art date: 2004-11-19
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

EP05799225A

Other languages

German (de)

French (fr)

Other versions

EP1826285A1 (en

EP1826285B1 (en

Inventor

Hideki Takabe

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.)

Nippon Steel Corp

Original Assignee

Sumitomo Metal Industries 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.)

2004-11-19

Filing date

2005-10-26

Publication date

2009-04-08

2005-10-26 Application filed by Sumitomo Metal Industries Ltd filed Critical Sumitomo Metal Industries Ltd

2007-08-29 Publication of EP1826285A1 publication Critical patent/EP1826285A1/en

2009-04-08 Publication of EP1826285A4 publication Critical patent/EP1826285A4/en

2012-10-03 Application granted granted Critical

2012-10-03 Publication of EP1826285B1 publication Critical patent/EP1826285B1/en

Status Active legal-status Critical Current

2025-10-26 Anticipated expiration legal-status Critical

Links

229910001105 martensitic stainless steel Inorganic materials 0.000 title 1

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
- 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
- C21D1/25—Hardening, combined with annealing between 300 degrees Celsius and 600 degrees Celsius, i.e. heat refining ("Vergüten")
- 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
- C22C38/02—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
- C22C38/18—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
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D2211/00—Microstructure comprising significant phases
- C21D2211/008—Martensite

EP05799225A 2004-11-19 2005-10-26 Martensitic stainless steel Active EP1826285B1 (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
JP2004335241A JP4337712B2 (en)	2004-11-19	2004-11-19	Martensitic stainless steel
PCT/JP2005/019685 WO2006054430A1 (en)	2004-11-19	2005-10-26	Martensitic stainless steel

Publications (3)

Publication Number	Publication Date
EP1826285A1 EP1826285A1 (en)	2007-08-29
EP1826285A4 true EP1826285A4 (en)	2009-04-08
EP1826285B1 EP1826285B1 (en)	2012-10-03

Family

ID=36406975

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP05799225A Active EP1826285B1 (en)	2004-11-19	2005-10-26	Martensitic stainless steel

Country Status (5)

Country	Link
US (1)	US20080213120A1 (en)
EP (1)	EP1826285B1 (en)
JP (1)	JP4337712B2 (en)
CN (1)	CN100549204C (en)
WO (1)	WO2006054430A1 (en)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
RU2416670C2 (en) *	2006-08-22	2011-04-20	Сумитомо Метал Индастриз, Лтд.	Martensite stainless steel
JP5045178B2 (en)	2007-03-26	2012-10-10	住友金属工業株式会社	Method for manufacturing bend pipe for line pipe and bend pipe for line pipe
CN101956146A (en) *	2010-10-12	2011-01-26	西安建筑科技大学	High strength super-martensitic stainless steel for oil and gas pipelines and preparation method thereof
BR102014005015A8 (en)	2014-02-28	2017-12-26	Villares Metals S/A	martensitic-ferritic stainless steel, manufactured product, process for producing forged or rolled bars or parts of martensitic-ferritic stainless steel and process for producing all seamless martensitic-ferritic stainless steel
US10047417B2 (en) *	2015-03-11	2018-08-14	Aktiebolaget Skf	Continuous caster roll for a continuous casting machine
RU2698006C9 (en) *	2016-03-04	2019-12-25	Ниппон Стил Корпорейшн	Steel material and steel pipe for oil wells
JP6264521B1 (en) *	2016-05-20	2018-01-24	新日鐵住金株式会社	Steel bar for downhole member and downhole member
CA3035163A1 (en) *	2016-09-01	2018-03-08	Nippon Steel & Sumitomo Metal Corporation	Steel material and oil-well steel pipe
EP3533892B1 (en) *	2016-10-25	2022-11-02	JFE Steel Corporation	Seamless pipe of martensitic stainless steel for oil well pipe, and method for producing seamless pipe
AR116495A1 (en) *	2018-09-27	2021-05-12	Nippon Steel Corp	MARTENSITIC STAINLESS STEEL MATERIAL
US20220033942A1 (en) *	2018-09-28	2022-02-03	Corning Incorporated	Alloyed metals with an increased austenite transformation temperature and articles including the same
WO2021015141A1 (en)	2019-07-24	2021-01-28	日本製鉄株式会社	Martensitic stainless steel pipe, and method for manufacturing martensitic stainless steel pipe
JP2023046414A (en) *	2020-01-22	2023-04-05	日鉄ステンレス株式会社	Martensitic stainless steel sheet and martensitic stainless steel member

Citations (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPH05156409A (en) *	1991-11-29	1993-06-22	Nippon Steel Corp	High-strength martensite stainless steel having excellent sea water resistance and production thereof
JP2000192196A (en) *	1998-12-22	2000-07-11	Sumitomo Metal Ind Ltd	Martensitic stainless steel for oil well
EP1026273A1 (en) *	1997-07-18	2000-08-09	Sumitomo Metal Industries Limited	Martensite stainless steel of high corrosion resistance
US6129999A (en) *	1995-09-27	2000-10-10	Sumitomo Metal Industries, Ltd.	High-strength welded steel structures having excellent corrosion resistance
EP1584699A1 (en) *	2002-12-20	2005-10-12	Sumitomo Metal Industries, Ltd.	High-strength martensitic stainless steel with excellent resistances to carbon dioxide gas corrosion and sulfide stress corrosion cracking
EP1652950A1 (en) *	2003-07-22	2006-05-03	Sumitomo Metal Industries, Ltd.	Martensitic stainless steel

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US6186658B1 (en) *	1997-03-14	2001-02-13	Nippon Mitsubishi Oil Corporation	Apparatus for mixing a fluid feedstock with particles
JP2001107198A (en) *	1999-10-07	2001-04-17	Nippon Steel Corp	Martensitic stainless steel linepipe excellent in ssc resistance and its producing method
US6793744B1 (en) *	2000-11-15	2004-09-21	Research Institute Of Industrial Science & Technology	Martenstic stainless steel having high mechanical strength and corrosion
JP2003129190A (en) *	2001-10-19	2003-05-08	Sumitomo Metal Ind Ltd	Martensitic stainless steel and manufacturing method therefor

2004
- 2004-11-19 JP JP2004335241A patent/JP4337712B2/en active Active
2005
- 2005-10-26 US US11/791,015 patent/US20080213120A1/en not_active Abandoned
- 2005-10-26 WO PCT/JP2005/019685 patent/WO2006054430A1/en active Application Filing
- 2005-10-26 CN CNB2005800396559A patent/CN100549204C/en not_active Expired - Fee Related
- 2005-10-26 EP EP05799225A patent/EP1826285B1/en active Active

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPH05156409A (en) *	1991-11-29	1993-06-22	Nippon Steel Corp	High-strength martensite stainless steel having excellent sea water resistance and production thereof
US6129999A (en) *	1995-09-27	2000-10-10	Sumitomo Metal Industries, Ltd.	High-strength welded steel structures having excellent corrosion resistance
EP1026273A1 (en) *	1997-07-18	2000-08-09	Sumitomo Metal Industries Limited	Martensite stainless steel of high corrosion resistance
JP2000192196A (en) *	1998-12-22	2000-07-11	Sumitomo Metal Ind Ltd	Martensitic stainless steel for oil well
EP1584699A1 (en) *	2002-12-20	2005-10-12	Sumitomo Metal Industries, Ltd.	High-strength martensitic stainless steel with excellent resistances to carbon dioxide gas corrosion and sulfide stress corrosion cracking
EP1652950A1 (en) *	2003-07-22	2006-05-03	Sumitomo Metal Industries, Ltd.	Martensitic stainless steel

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2006054430A1 *

Also Published As

Publication number	Publication date
CN101061245A (en)	2007-10-24
EP1826285A1 (en)	2007-08-29
CN100549204C (en)	2009-10-14
US20080213120A1 (en)	2008-09-04
WO2006054430A1 (en)	2006-05-26
JP4337712B2 (en)	2009-09-30
EP1826285B1 (en)	2012-10-03
JP2006144069A (en)	2006-06-08

Legal Events

Date	Code	Title	Description
2007-07-27	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
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2007-12-26	RBV	Designated contracting states (corrected)	Designated state(s): DE FR
2008-02-27	DAX	Request for extension of the european patent (deleted)
2009-04-08	A4	Supplementary search report drawn up and despatched	Effective date: 20090305
2009-09-02	17Q	First examination report despatched	Effective date: 20090730
2012-06-04	GRAP	Despatch of communication of intention to grant a patent	Free format text: ORIGINAL CODE: EPIDOSNIGR1
2012-08-28	GRAS	Grant fee paid	Free format text: ORIGINAL CODE: EPIDOSNIGR3
2012-08-31	GRAA	(expected) grant	Free format text: ORIGINAL CODE: 0009210
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