EA201590728A1 - Ферритная нержавеющая сталь - Google Patents

Ферритная нержавеющая сталь

Info

Publication number
EA201590728A1
EA201590728A1 EA201590728A EA201590728A EA201590728A1 EA 201590728 A1 EA201590728 A1 EA 201590728A1 EA 201590728 A EA201590728 A EA 201590728A EA 201590728 A EA201590728 A EA 201590728A EA 201590728 A1 EA201590728 A1 EA 201590728A1
Authority
EA
Eurasian Patent Office
Prior art keywords
less
stainless steel
ferritic stainless
ratio
equal
Prior art date
Application number
EA201590728A
Other languages
English (en)
Other versions
EA027178B1 (ru
Inventor
Юха Кела
Йони Коскиниеми
Раймо Левонмаа
Original Assignee
Оутокумпу Оий
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.)
Filing date
Publication date
Application filed by Оутокумпу Оий filed Critical Оутокумпу Оий
Publication of EA201590728A1 publication Critical patent/EA201590728A1/ru
Publication of EA027178B1 publication Critical patent/EA027178B1/ru

Links

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
    • C22C38/001—Ferrous alloys, e.g. steel alloys containing N
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
    • C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
    • C21C7/04—Removing impurities by adding a treating agent
    • C21C7/068—Decarburising
    • C21C7/0685—Decarburising of stainless steel
    • 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
    • C22C38/20—Ferrous alloys, e.g. steel alloys containing chromium 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
    • C22C38/24—Ferrous alloys, e.g. steel alloys containing chromium 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
    • C22C38/26—Ferrous alloys, e.g. steel alloys containing chromium 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
    • C22C38/28—Ferrous alloys, e.g. steel alloys containing chromium 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
    • C22C38/42—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
    • 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
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Heat Treatment Of Sheet Steel (AREA)
  • Heat Treatment Of Steel (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Treatment Of Steel In Its Molten State (AREA)

Abstract

Изобретение относится к ферритной нержавеющей стали, обладающей превосходными коррозионными свойствами и характеристиками листовой штамповки. Сталь содержит, мас.%, углерод 0,003-0,035; кремний 0,05-1,0; марганец 0,1-0,8; хром 20-24; никель 0,05-0,8; молибден 0,003-0,5; медь 0,2-0,8; азот 0,003-0,05; титан 0,05-0,8; ниобий 0,05-0,8; ванадий 0,03-0,5; алюминий менее 0,04; и сумма С+N составляет менее 0,06%, причем остальное представляет собой железо и неизбежные при таких условиях примеси, при этом отношение (Ti+Nb)/(C+N) больше или равно 8 и меньше 40 и отношение Ti/C= (Ti+0,515Nb+0,940V)/(C+0,858N) больше или равно 6 и меньше 40.
EA201590728A 2012-11-20 2013-11-19 Ферритная нержавеющая сталь EA027178B1 (ru)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI20126212A FI124995B (fi) 2012-11-20 2012-11-20 Ferriittinen ruostumaton teräs
PCT/FI2013/051085 WO2014080078A1 (en) 2012-11-20 2013-11-19 Ferritic stainless steel

Publications (2)

Publication Number Publication Date
EA201590728A1 true EA201590728A1 (ru) 2015-11-30
EA027178B1 EA027178B1 (ru) 2017-06-30

Family

ID=50775596

Family Applications (1)

Application Number Title Priority Date Filing Date
EA201590728A EA027178B1 (ru) 2012-11-20 2013-11-19 Ферритная нержавеющая сталь

Country Status (17)

Country Link
US (1) US11384405B2 (ru)
EP (1) EP2922978B1 (ru)
JP (1) JP6426617B2 (ru)
KR (1) KR20150080628A (ru)
CN (1) CN104903483B (ru)
AU (1) AU2013349589B2 (ru)
BR (1) BR112015011640B1 (ru)
CA (1) CA2890857C (ru)
EA (1) EA027178B1 (ru)
ES (1) ES2627269T3 (ru)
FI (1) FI124995B (ru)
MX (1) MX2015006269A (ru)
MY (1) MY174751A (ru)
SI (1) SI2922978T1 (ru)
TW (1) TWI599663B (ru)
WO (1) WO2014080078A1 (ru)
ZA (1) ZA201503550B (ru)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6306353B2 (ja) * 2014-01-21 2018-04-04 Ｊｆｅスチール株式会社 フェライト系ステンレス冷延鋼板用スラブの製造方法およびフェライト系ステンレス冷延鋼板の製造方法
WO2016031192A1 (ja) * 2014-08-29 2016-03-03 Ｊｆｅスチール株式会社 フェライト系ステンレス箔およびその製造方法
CN108754335B (zh) * 2018-08-22 2019-09-10 武汉钢铁有限公司 一种屈服强度≥550MPa的焊接结构用耐火耐候钢及生产方法
SI3670692T1 (sl) 2018-12-21 2022-11-30 Outokumpu Oyj, Feritno nerjavno jeklo
CN114127339A (zh) 2019-07-17 2022-03-01 托普索公司 对用于固体氧化物电池堆应用的铁素体钢互连件进行铬升级的方法

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5827962A (ja) 1981-08-12 1983-02-18 Nippon Steel Corp 不働態を強化した高純ステンレス鋼
TW452599B (en) * 1997-08-05 2001-09-01 Kawasaki Steel Co Ferritic stainless steel plate excellent in deep drawability and anti-ridging property and production method thereof
IT1298907B1 (it) 1998-02-17 2000-02-07 Acciai Speciali Terni Spa Acciaio inossidabile ferritico perfezionato e manufatti con esso ottenuti
TW480288B (en) * 1999-12-03 2002-03-21 Kawasaki Steel Co Ferritic stainless steel plate and method
EP1413640B1 (en) 2001-07-05 2005-05-25 Nisshin Steel Co., Ltd. Ferritic stainless steel for member of exhaust gas flow passage
KR100762151B1 (ko) 2001-10-31 2007-10-01 제이에프이 스틸 가부시키가이샤 딥드로잉성 및 내이차가공취성이 우수한 페라이트계스테인리스강판 및 그 제조방법
KR20090005252A (ko) * 2004-01-29 2009-01-12 제이에프이 스틸 가부시키가이샤 오스테나이트·페라이트계 스테인레스 강
WO2007020826A1 (ja) 2005-08-17 2007-02-22 Jfe Steel Corporation 耐食性に優れたフェライト系ステンレス鋼板およびその製造方法
EP1818421A1 (fr) 2006-02-08 2007-08-15 UGINE & ALZ FRANCE Acier inoxydable ferritique dit à 19% de chrome stabilisé au niobium
JP4761993B2 (ja) 2006-02-14 2011-08-31 日新製鋼株式会社 スピニング加工用フェライト系ステンレス鋼溶接管の製造法
KR20090087072A (ko) * 2007-01-12 2009-08-14 제이에프이 스틸 가부시키가이샤 용접부 내식성 및 강판의 인성이 우수한 온수기용 페라이트계 스테인리스 강판
US20080279712A1 (en) * 2007-05-11 2008-11-13 Manabu Oku Ferritic stainless steel sheet with excellent thermal fatigue properties, and automotive exhaust-gas path member
US8152937B2 (en) 2007-06-21 2012-04-10 Jfe Steel Corporation Ferritic stainless steel sheet having superior sulfuric acid corrosion resistance and method for manufacturing the same
EP2182085B1 (en) 2007-08-20 2017-10-11 JFE Steel Corporation Ferritic stainless steel plate excellent in punchability and process for production of the same
KR20110018455A (ko) * 2008-07-23 2011-02-23 닛폰 스틸 앤드 스미킨 스테인레스 스틸 코포레이션 요소수 탱크용 페라이트계 스테인리스강
IT1390900B1 (it) 2008-08-06 2011-10-19 Thyssenkrupp Acciai Speciali Acciaio inossidabile ferritico.
JP2010100877A (ja) * 2008-10-22 2010-05-06 Jfe Steel Corp 靭性に優れるフェライト系ステンレス熱延鋼板の製造方法
CN101812641B (zh) 2009-02-25 2013-09-04 宝山钢铁股份有限公司 一种铁素体不锈钢
JP2012018074A (ja) * 2010-07-08 2012-01-26 Toshiba Corp 放射線検出器およびその製造方法
JP5793283B2 (ja) * 2010-08-06 2015-10-14 新日鐵住金ステンレス株式会社 ブラックスポットの生成の少ないフェライト系ステンレス鋼
JP5768641B2 (ja) 2010-10-08 2015-08-26 Ｊｆｅスチール株式会社 耐食性および電気伝導性に優れたフェライト系ステンレス鋼およびその製造方法、ならびに固体高分子型燃料電池セパレータおよび固体高分子型燃料電池

Also Published As

Publication number Publication date
BR112015011640A2 (pt) 2017-07-11
EP2922978A4 (en) 2015-12-16
TW201430147A (zh) 2014-08-01
EP2922978A1 (en) 2015-09-30
ES2627269T3 (es) 2017-07-27
FI20126212A (fi) 2014-05-21
AU2013349589A1 (en) 2015-06-04
EP2922978B1 (en) 2017-03-01
CA2890857C (en) 2021-03-30
CN104903483A (zh) 2015-09-09
CN104903483B (zh) 2017-09-12
AU2013349589B2 (en) 2017-07-20
ZA201503550B (en) 2016-08-31
US11384405B2 (en) 2022-07-12
JP6426617B2 (ja) 2018-11-21
BR112015011640B1 (pt) 2023-10-17
TWI599663B (zh) 2017-09-21
MX2015006269A (es) 2015-08-07
WO2014080078A1 (en) 2014-05-30
SI2922978T1 (sl) 2017-06-30
MY174751A (en) 2020-05-13
CA2890857A1 (en) 2014-05-30
US20160281184A1 (en) 2016-09-29
FI124995B (fi) 2015-04-15
JP2016503459A (ja) 2016-02-04
KR20150080628A (ko) 2015-07-09
EA027178B1 (ru) 2017-06-30

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