EP2108710A4 - Austenite based stainless steel and method of dehydrogenating the same - Google Patents
Austenite based stainless steel and method of dehydrogenating the sameInfo
- Publication number
- EP2108710A4 EP2108710A4 EP07829327A EP07829327A EP2108710A4 EP 2108710 A4 EP2108710 A4 EP 2108710A4 EP 07829327 A EP07829327 A EP 07829327A EP 07829327 A EP07829327 A EP 07829327A EP 2108710 A4 EP2108710 A4 EP 2108710A4
- Authority
- EP
- European Patent Office
- Prior art keywords
- dehydrogenating
- same
- stainless steel
- based stainless
- austenite based
- 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.)
- Withdrawn
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
- C21D3/00—Diffusion processes for extraction of non-metals; Furnaces therefor
- C21D3/02—Extraction of non-metals
- C21D3/06—Extraction of hydrogen
-
- 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
- C22C38/18—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
- C21D2211/001—Austenite
-
- 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
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)
- Fuel Cell (AREA)
- Heat Treatment Of Steel (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007022467 | 2007-01-31 | ||
PCT/JP2007/069589 WO2008093453A1 (en) | 2007-01-31 | 2007-10-05 | Austenite based stainless steel and method of dehydrogenating the same |
Publications (2)
Publication Number | Publication Date |
---|---|
EP2108710A1 EP2108710A1 (en) | 2009-10-14 |
EP2108710A4 true EP2108710A4 (en) | 2010-07-14 |
Family
ID=39673769
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP07829327A Withdrawn EP2108710A4 (en) | 2007-01-31 | 2007-10-05 | Austenite based stainless steel and method of dehydrogenating the same |
Country Status (7)
Country | Link |
---|---|
US (2) | US20090263269A1 (en) |
EP (1) | EP2108710A4 (en) |
JP (1) | JP2008208451A (en) |
KR (1) | KR20090109466A (en) |
CN (1) | CN101443469B (en) |
CA (1) | CA2649355A1 (en) |
WO (1) | WO2008093453A1 (en) |
Families Citing this family (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101680064B (en) * | 2007-03-09 | 2013-12-18 | 费德罗-莫格尔公司 | Metal gasket |
EP2248918A4 (en) * | 2008-02-29 | 2013-07-03 | Nat Inst Of Advanced Ind Scien | Austenitic stainless steel and process for hydrogen removal thereof |
JP4702900B2 (en) * | 2008-04-18 | 2011-06-15 | 株式会社日立メタルプレシジョン | Fe-base alloy clip and manufacturing method thereof |
JP5177747B2 (en) * | 2008-08-06 | 2013-04-10 | 独立行政法人産業技術総合研究所 | Austenitic stainless steel and its hydrogenation method |
KR101475679B1 (en) * | 2012-12-14 | 2014-12-23 | 한국에너지기술연구원 | Hydrogen membrane module for carbon dioxide capture |
US9945016B2 (en) * | 2013-03-28 | 2018-04-17 | Nippon Steel & Sumikin Stainless Steel Corporation | Heat-resistant austenitic stainless steel sheet |
FI126798B (en) * | 2013-07-05 | 2017-05-31 | Outokumpu Oy | Delayed fracture resistant stainless steel and method for its production |
CN107741449B (en) * | 2017-09-14 | 2019-12-13 | 浙江大学 | testing device for martensite volume fraction in austenitic stainless steel |
CN107741452B (en) * | 2017-09-14 | 2019-12-13 | 浙江大学 | method for testing volume fraction of martensite in austenitic stainless steel |
EP3778960B1 (en) * | 2018-03-30 | 2023-12-27 | NIPPON STEEL Stainless Steel Corporation | Duplex stainless-clad steel plate and production method thereof |
FR3084375A1 (en) * | 2018-07-25 | 2020-01-31 | Metallo Corner | PROCESS FOR REMOVAL OF HYDROGEN FROM A MECHANICAL PART OF TEMPERED AND REVENTED STEEL |
CN111721663B (en) * | 2019-03-21 | 2022-06-28 | 宝山钢铁股份有限公司 | Method for evaluating fish scaling performance of steel for enamel |
EP4183890A4 (en) * | 2020-07-14 | 2023-08-09 | JFE Steel Corporation | Dehydrogenation method for steel material and steel product, and manufacturing method for steel material and steel product |
WO2022014172A1 (en) * | 2020-07-14 | 2022-01-20 | Jfeスチール株式会社 | Dehydrogenation method for steel material and steel product, and manufacturing method for steel material and steel product |
US20230357883A1 (en) * | 2020-07-14 | 2023-11-09 | Jfe Steel Corporation | Dehydrogenation apparatus, steel sheet production system, and steel sheet production method |
CN111996345A (en) * | 2020-07-30 | 2020-11-27 | 中国科学院金属研究所 | Oxidation-free dehydrogenation treatment process for austenitic stainless steel welding material |
CN114196810B (en) * | 2020-09-17 | 2024-03-08 | 宝山钢铁股份有限公司 | Method for removing hydrogen from high-strength steel coil |
JP7460032B2 (en) | 2022-03-25 | 2024-04-02 | Jfeスチール株式会社 | Dehydrogenation equipment, steel plate manufacturing system, and steel plate manufacturing method |
CN117444552B (en) * | 2023-12-25 | 2024-03-12 | 中北大学 | Method for improving hydrogen embrittlement resistance of 316L stainless steel hydrogen conveying pipe |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0964072A1 (en) * | 1997-08-19 | 1999-12-15 | Mitsubishi Heavy Industries, Ltd. | Austenitic stainless steel with resistance to deterioration by neutron irradiation |
US20020040744A1 (en) * | 1999-05-26 | 2002-04-11 | Hideo Kanisawa | Steel wire rod for cold forging and method for producing the same |
JP2002146483A (en) * | 2000-11-09 | 2002-05-22 | Nippon Steel Corp | High strength austenitic stainless steel wire |
US20030089428A1 (en) * | 2000-11-15 | 2003-05-15 | Yukitaka Murakami | Machine part |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0649538A (en) * | 1992-07-29 | 1994-02-22 | Nippon Nuclear Fuel Dev Co Ltd | Method for testing hydrogen embrittlement sensitivity of metallic material |
JP3542239B2 (en) * | 1996-10-15 | 2004-07-14 | 新日本製鐵株式会社 | High-strength stainless wire with excellent resistance to longitudinal cracking and its wire |
JP3718308B2 (en) | 1997-01-13 | 2005-11-24 | 株式会社東芝 | Manufacturing method of vacuum valve |
JPH11181517A (en) * | 1997-12-16 | 1999-07-06 | Nippon Steel Corp | Method for dehydrogenating steel |
AU2003252340A1 (en) * | 2002-07-31 | 2004-03-29 | National Institute Of Advanced Industrial Science And Technology | Ultra-low carbon stainless steel |
JP4331975B2 (en) | 2003-05-15 | 2009-09-16 | 新日本製鐵株式会社 | Manufacturing method and forming method of stainless steel plate for polymer electrolyte fuel cell separator |
JP3867142B2 (en) | 2003-06-18 | 2007-01-10 | 独立行政法人産業技術総合研究所 | Method for judging austenitic stainless steel |
JP4319083B2 (en) * | 2004-04-14 | 2009-08-26 | 新日鐵住金ステンレス株式会社 | Metastable austenitic stainless steel wire for high strength steel wire for springs with excellent rigidity |
-
2007
- 2007-10-05 WO PCT/JP2007/069589 patent/WO2008093453A1/en active Application Filing
- 2007-10-05 CN CN2007800172824A patent/CN101443469B/en not_active Expired - Fee Related
- 2007-10-05 EP EP07829327A patent/EP2108710A4/en not_active Withdrawn
- 2007-10-05 JP JP2007262057A patent/JP2008208451A/en active Pending
- 2007-10-05 US US12/301,707 patent/US20090263269A1/en not_active Abandoned
- 2007-10-05 KR KR1020087025288A patent/KR20090109466A/en not_active Application Discontinuation
- 2007-10-05 CA CA002649355A patent/CA2649355A1/en not_active Abandoned
-
2010
- 2010-01-15 US US12/688,335 patent/US20100154939A1/en not_active Abandoned
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0964072A1 (en) * | 1997-08-19 | 1999-12-15 | Mitsubishi Heavy Industries, Ltd. | Austenitic stainless steel with resistance to deterioration by neutron irradiation |
US20020040744A1 (en) * | 1999-05-26 | 2002-04-11 | Hideo Kanisawa | Steel wire rod for cold forging and method for producing the same |
JP2002146483A (en) * | 2000-11-09 | 2002-05-22 | Nippon Steel Corp | High strength austenitic stainless steel wire |
US20030089428A1 (en) * | 2000-11-15 | 2003-05-15 | Yukitaka Murakami | Machine part |
Non-Patent Citations (2)
Title |
---|
See also references of WO2008093453A1 * |
Y. MURAKAMI, H. MATSUNAGA: "The effect of hydrogen on fatigue properties of steels used for fuel cell systems", INTERNATIONAL JOURNAL OF FATIGUE, vol. 28, 2 May 2006 (2006-05-02), pages 1509 - 1520, XP002581927, DOI: 10.1016/j.ijfatigue.2005.06.059 * |
Also Published As
Publication number | Publication date |
---|---|
WO2008093453A1 (en) | 2008-08-07 |
EP2108710A1 (en) | 2009-10-14 |
US20100154939A1 (en) | 2010-06-24 |
CA2649355A1 (en) | 2008-08-07 |
US20090263269A1 (en) | 2009-10-22 |
CN101443469B (en) | 2012-10-24 |
KR20090109466A (en) | 2009-10-20 |
JP2008208451A (en) | 2008-09-11 |
CN101443469A (en) | 2009-05-27 |
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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: 20081017 |
|
AK | Designated contracting states |
Kind code of ref document: A1 Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC MT NL PL PT RO SE SI SK TR |
|
RIN1 | Information on inventor provided before grant (corrected) |
Inventor name: KANEZAKI, TOSHIHIKO Inventor name: MINE, YOJI Inventor name: MATSUOKA, SABURO Inventor name: MURAKAMI, YUKITAKA |
|
DAX | Request for extension of the european patent (deleted) | ||
A4 | Supplementary search report drawn up and despatched |
Effective date: 20100610 |
|
17Q | First examination report despatched |
Effective date: 20130424 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
|
18D | Application deemed to be withdrawn |
Effective date: 20130502 |