EP3239344A4 - Lean duplex stainless steel and method for producing same - Google Patents
Lean duplex stainless steel and method for producing same Download PDFInfo
- Publication number
- EP3239344A4 EP3239344A4 EP15873672.8A EP15873672A EP3239344A4 EP 3239344 A4 EP3239344 A4 EP 3239344A4 EP 15873672 A EP15873672 A EP 15873672A EP 3239344 A4 EP3239344 A4 EP 3239344A4
- Authority
- EP
- European Patent Office
- Prior art keywords
- stainless steel
- producing same
- duplex stainless
- lean duplex
- lean
- 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
Links
- 229910001039 duplex stainless steel Inorganic materials 0.000 title 1
- 238000004519 manufacturing process Methods 0.000 title 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D11/00—Continuous casting of metals, i.e. casting in indefinite lengths
- B22D11/16—Controlling or regulating processes or operations
- B22D11/22—Controlling or regulating processes or operations for cooling cast stock or mould
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D11/00—Continuous casting of metals, i.e. casting in indefinite lengths
- B22D11/04—Continuous casting of metals, i.e. casting in indefinite lengths into open-ended moulds
- B22D11/055—Cooling the moulds
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D11/00—Continuous casting of metals, i.e. casting in indefinite lengths
- B22D11/12—Accessories for subsequent treating or working cast stock in situ
- B22D11/124—Accessories for subsequent treating or working cast stock in situ for cooling
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D11/00—Continuous casting of metals, i.e. casting in indefinite lengths
- B22D11/16—Controlling or regulating processes or operations
-
- 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
- C22C38/001—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
- C22C38/02—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
- C22C38/34—Ferrous alloys, e.g. steel alloys containing chromium with more than 1.5% by weight of 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
- C22C38/18—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
- 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
- C22C38/58—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
- 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
- C21D2211/005—Ferrite
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 Sheet Steel (AREA)
- Heat Treatment Of Steel (AREA)
- Continuous Casting (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR20140191170 | 2014-12-26 | ||
PCT/KR2015/014235 WO2016105145A1 (en) | 2014-12-26 | 2015-12-24 | Lean duplex stainless steel and method for producing same |
Publications (3)
Publication Number | Publication Date |
---|---|
EP3239344A1 EP3239344A1 (en) | 2017-11-01 |
EP3239344A4 true EP3239344A4 (en) | 2018-05-30 |
EP3239344B1 EP3239344B1 (en) | 2021-10-20 |
Family
ID=56151068
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP15873672.8A Active EP3239344B1 (en) | 2014-12-26 | 2015-12-24 | Method for producing a lean duplex stainless steel |
Country Status (6)
Country | Link |
---|---|
US (1) | US20170326628A1 (en) |
EP (1) | EP3239344B1 (en) |
JP (1) | JP6484716B2 (en) |
KR (1) | KR101766550B1 (en) |
CN (1) | CN107107173B (en) |
WO (1) | WO2016105145A1 (en) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101795406B1 (en) | 2016-06-27 | 2017-11-08 | 현대자동차 주식회사 | Abrasion compensation device, actuator unit hainv this, and vehicle having this |
ES2903435T3 (en) * | 2016-09-29 | 2022-04-01 | Outokumpu Oy | Method for cold deformation of an austenitic steel |
KR101977492B1 (en) * | 2017-11-10 | 2019-08-28 | 주식회사 포스코 | Austenitic stainless steel and method for manufacturing the same |
KR102020405B1 (en) * | 2017-12-15 | 2019-09-10 | 주식회사 포스코 | High-nitrogen stainless steel having excellent surface quality and mathod for manufacturing thereof |
CN108570629B (en) * | 2018-04-27 | 2020-03-20 | 钢铁研究总院 | High-strength acid corrosion resistant duplex stainless steel and preparation method thereof |
CN108796385A (en) * | 2018-06-15 | 2018-11-13 | 酒泉钢铁(集团)有限责任公司 | A kind of titaniferous corrosion-proof wear low cost crust-breaking chips material and the method using the material preparation tup |
CN110369686A (en) * | 2019-07-03 | 2019-10-25 | 西安理工大学 | A kind of cast iron horizontal continuous caster sprays device for cooling three times |
CN114619007B (en) * | 2022-02-14 | 2024-03-08 | 包头钢铁(集团)有限责任公司 | Production method of low-alloy high-nitrogen steel continuous casting blank |
Citations (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1996024452A1 (en) * | 1995-02-09 | 1996-08-15 | Kawasaki Steel Corporation | Continuous casting method for austenitic stainless steel |
KR20010073236A (en) * | 1999-11-09 | 2001-08-01 | 이구택 | Method for continuously casting duplex stainless steel |
EP1715073A1 (en) * | 2004-01-29 | 2006-10-25 | JFE Steel Corporation | Austenitic-ferritic stainless steel |
EP2246453A1 (en) * | 2008-01-22 | 2010-11-03 | Nippon Steel & Sumikin Stainless Steel Corporation | Ferrite-austenite stainless steel sheet for structural members excellent in workability and impact absorption characteristics and process for the production of the sheet |
KR20120016369A (en) * | 2010-08-16 | 2012-02-24 | 주식회사 포스코 | A method of manufacturing duplex stainless steel by twin roll strip caster |
CN102634740A (en) * | 2012-04-27 | 2012-08-15 | 宝山钢铁股份有限公司 | High-plasticity economical duplex stainless steel and manufacturing method thereof |
WO2013081422A1 (en) * | 2011-11-30 | 2013-06-06 | (주)포스코 | Lean duplex stainless steel and preparation method thereof |
KR20130060658A (en) * | 2011-11-30 | 2013-06-10 | 주식회사 포스코 | Lean duplex stainless steel |
KR20130125071A (en) * | 2012-05-08 | 2013-11-18 | 주식회사 포스코 | Strip casting roll for manufacturing high nitrogen stainless steel and manufacturing method for high nitrogen stainless steel using the same |
EP2699704A1 (en) * | 2011-04-18 | 2014-02-26 | Outokumpu, Oyj | Method for manufacturing and utilizing ferritic-austenitic stainless steel |
KR20140080347A (en) * | 2012-12-20 | 2014-06-30 | 주식회사 포스코 | Super ductile lean duplex stainless steel |
KR20140082491A (en) * | 2012-12-24 | 2014-07-02 | 주식회사 포스코 | Method for cold rolling for duplex stainless steel |
KR20140084721A (en) * | 2012-12-27 | 2014-07-07 | 주식회사 포스코 | Twin Roll Strip Caster |
CN104131237A (en) * | 2014-06-19 | 2014-11-05 | 宝钢不锈钢有限公司 | Economic type diphasic stainless steel with good toughness and weldability and manufacturing method thereof |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
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JPH07138704A (en) | 1993-11-12 | 1995-05-30 | Nisshin Steel Co Ltd | High strength and high ductility dual-phase stainless steel and its production |
JPH10257018A (en) | 1997-03-07 | 1998-09-25 | Sharp Corp | Synchronization circuit |
JP4498847B2 (en) * | 2003-11-07 | 2010-07-07 | 新日鐵住金ステンレス株式会社 | Austenitic high Mn stainless steel with excellent workability |
JP4760031B2 (en) * | 2004-01-29 | 2011-08-31 | Jfeスチール株式会社 | Austenitic ferritic stainless steel with excellent formability |
JP2005271307A (en) | 2004-03-23 | 2005-10-06 | Konica Minolta Business Technologies Inc | Image forming apparatus and apparatus information output method therefor |
KR100821059B1 (en) * | 2006-12-28 | 2008-04-16 | 주식회사 포스코 | Ferritic stainless steel with high corrosion resistance and stretchability and the method of manufacturing the same |
CN101765671B (en) * | 2007-08-02 | 2012-01-11 | 新日铁住金不锈钢株式会社 | Ferritic-austenitic stainless steel excellent in corrosion resistance and workability and process for manufacturing the same |
JP5421615B2 (en) * | 2009-02-24 | 2014-02-19 | 日新製鋼株式会社 | Ni-saving stainless steel automotive parts |
CN101812647B (en) * | 2009-02-25 | 2012-10-10 | 宝山钢铁股份有限公司 | Diphase stainless steel and manufacturing method thereof |
FI122657B (en) * | 2010-04-29 | 2012-05-15 | Outokumpu Oy | Process for producing and utilizing high formability ferrite-austenitic stainless steel |
FI126574B (en) * | 2011-09-07 | 2017-02-28 | Outokumpu Oy | Duplex stainless steel |
CN103602914A (en) * | 2013-11-15 | 2014-02-26 | 上海大学兴化特种不锈钢研究院 | Economical high-performance duplex stainless steel with stable structure |
KR101613839B1 (en) | 2013-11-27 | 2016-04-20 | 주식회사 에이치씨바이오텍 | The red pepper paste is added subcritical extract of Phellinus linteus and the manufacturing method of it |
-
2015
- 2015-12-24 CN CN201580071241.8A patent/CN107107173B/en active Active
- 2015-12-24 US US15/536,391 patent/US20170326628A1/en not_active Abandoned
- 2015-12-24 JP JP2017530070A patent/JP6484716B2/en active Active
- 2015-12-24 KR KR1020150185726A patent/KR101766550B1/en active IP Right Grant
- 2015-12-24 EP EP15873672.8A patent/EP3239344B1/en active Active
- 2015-12-24 WO PCT/KR2015/014235 patent/WO2016105145A1/en active Application Filing
Patent Citations (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1996024452A1 (en) * | 1995-02-09 | 1996-08-15 | Kawasaki Steel Corporation | Continuous casting method for austenitic stainless steel |
KR20010073236A (en) * | 1999-11-09 | 2001-08-01 | 이구택 | Method for continuously casting duplex stainless steel |
EP1715073A1 (en) * | 2004-01-29 | 2006-10-25 | JFE Steel Corporation | Austenitic-ferritic stainless steel |
EP2246453A1 (en) * | 2008-01-22 | 2010-11-03 | Nippon Steel & Sumikin Stainless Steel Corporation | Ferrite-austenite stainless steel sheet for structural members excellent in workability and impact absorption characteristics and process for the production of the sheet |
KR20120016369A (en) * | 2010-08-16 | 2012-02-24 | 주식회사 포스코 | A method of manufacturing duplex stainless steel by twin roll strip caster |
EP2699704A1 (en) * | 2011-04-18 | 2014-02-26 | Outokumpu, Oyj | Method for manufacturing and utilizing ferritic-austenitic stainless steel |
WO2013081422A1 (en) * | 2011-11-30 | 2013-06-06 | (주)포스코 | Lean duplex stainless steel and preparation method thereof |
KR20130060658A (en) * | 2011-11-30 | 2013-06-10 | 주식회사 포스코 | Lean duplex stainless steel |
CN102634740A (en) * | 2012-04-27 | 2012-08-15 | 宝山钢铁股份有限公司 | High-plasticity economical duplex stainless steel and manufacturing method thereof |
KR20130125071A (en) * | 2012-05-08 | 2013-11-18 | 주식회사 포스코 | Strip casting roll for manufacturing high nitrogen stainless steel and manufacturing method for high nitrogen stainless steel using the same |
KR20140080347A (en) * | 2012-12-20 | 2014-06-30 | 주식회사 포스코 | Super ductile lean duplex stainless steel |
KR20140082491A (en) * | 2012-12-24 | 2014-07-02 | 주식회사 포스코 | Method for cold rolling for duplex stainless steel |
KR20140084721A (en) * | 2012-12-27 | 2014-07-07 | 주식회사 포스코 | Twin Roll Strip Caster |
CN104131237A (en) * | 2014-06-19 | 2014-11-05 | 宝钢不锈钢有限公司 | Economic type diphasic stainless steel with good toughness and weldability and manufacturing method thereof |
Also Published As
Publication number | Publication date |
---|---|
EP3239344A1 (en) | 2017-11-01 |
CN107107173A (en) | 2017-08-29 |
CN107107173B (en) | 2019-11-01 |
KR20160080275A (en) | 2016-07-07 |
WO2016105145A1 (en) | 2016-06-30 |
KR101766550B1 (en) | 2017-08-10 |
EP3239344B1 (en) | 2021-10-20 |
JP2018503741A (en) | 2018-02-08 |
JP6484716B2 (en) | 2019-03-13 |
US20170326628A1 (en) | 2017-11-16 |
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