IN2014MN02551A - - Google Patents

Info

Publication number
IN2014MN02551A
IN2014MN02551A IN2551MUN2014A IN2014MN02551A IN 2014MN02551 A IN2014MN02551 A IN 2014MN02551A IN 2551MUN2014 A IN2551MUN2014 A IN 2551MUN2014A IN 2014MN02551 A IN2014MN02551 A IN 2014MN02551A
Authority
IN
India
Prior art keywords
less
high temperature
niobium
manganese
chromium
Prior art date
Application number
Inventor
Bo Ivarsson
Mirva Kujansuu
Huiping Liu
Fredrik Olsson
Rachel Pettersson
Pascale Sotto Vangeli
Original Assignee
Outokumpu Oy
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 Outokumpu Oy filed Critical Outokumpu Oy
Publication of IN2014MN02551A publication Critical patent/IN2014MN02551A/en

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
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/32—Ferrous alloys, e.g. steel alloys containing chromium with boron
    • 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
    • C21D6/002—Heat treatment of ferrous alloys containing Cr
    • 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
    • C22C38/004—Very low carbon steels, i.e. having a carbon content of less than 0,01%
    • 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
    • C22C38/20—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
    • C22C38/22—Ferrous alloys, e.g. steel alloys containing chromium 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
    • C22C38/24—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
    • C22C38/34—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
    • C22C38/38—Ferrous alloys, e.g. steel alloys containing chromium with more than 1.5% by weight of 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
    • C22C38/42—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
    • C22C38/48—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
    • C22C38/54—Ferrous alloys, e.g. steel alloys containing chromium with nickel with boron

Abstract

The invention relates to a ferritic stainless steel having enhanced high temperature strength and good resistance to high cycle fatigue creep and oxidation for use in high temperature service for components such as automotive exhaust manifolds. The steel contains in weight % less than 0 03 % carbon 0 05 2 % silicon 0 5 2 % manganese 17 20 % chromium 0 5 2 % molybdenum less than 0 2 % titanium 0 3 1 % niobium 1 2 % copper less than 0 03% nitrogen 0 001 0 005 % boron the rest of the chemical composition being iron and inevitable impurities occurring in stainless steels.
IN2551MUN2014 2012-06-26 2013-06-26 IN2014MN02551A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI20120215A FI125855B (en) 2012-06-26 2012-06-26 Ferritic stainless steel
PCT/FI2013/050708 WO2014001644A1 (en) 2012-06-26 2013-06-26 Ferritic stainless steel

Publications (1)

Publication Number Publication Date
IN2014MN02551A true IN2014MN02551A (en) 2015-09-04

Family

ID=49782334

Family Applications (1)

Application Number Title Priority Date Filing Date
IN2551MUN2014 IN2014MN02551A (en) 2012-06-26 2013-06-26

Country Status (13)

Country Link
US (1) US10047419B2 (en)
EP (1) EP2864518B1 (en)
JP (1) JP2015526593A (en)
KR (1) KR101570636B1 (en)
CN (2) CN104619879A (en)
BR (1) BR112014032494A2 (en)
FI (1) FI125855B (en)
IN (1) IN2014MN02551A (en)
MX (1) MX2014015958A (en)
MY (1) MY181362A (en)
TW (1) TWI618801B (en)
WO (1) WO2014001644A1 (en)
ZA (1) ZA201409515B (en)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3118341B1 (en) * 2014-05-14 2019-12-18 JFE Steel Corporation Ferritic stainless steel
EP2975146A1 (en) * 2014-07-16 2016-01-20 Uddeholms AB Cold work tool steel
CN105714208B (en) * 2015-12-21 2017-12-29 浙江宣达特种合金流程装备股份有限公司 A kind of anti-corrosion high chromium content ferrite stainless steel and preparation method and application
JP6274372B1 (en) * 2017-03-30 2018-02-07 Ｊｆｅスチール株式会社 Ferritic stainless steel
KR101964316B1 (en) * 2017-09-01 2019-08-07 주식회사포스코 Ferritic stainless steel for exhaust system heat exchanger having excellent sound absorption ability and method of manufacturing the same
JP7022633B2 (en) 2018-03-29 2022-02-18 日鉄ステンレス株式会社 Ferritic stainless steel sheets with excellent high-temperature salt damage resistance and automobile exhaust system parts
CN109913758B (en) * 2019-03-29 2020-08-11 东北大学 Ferritic stainless steel plate with good high-temperature strength and forming performance and preparation method thereof
KR102259806B1 (en) * 2019-08-05 2021-06-03 주식회사 포스코 Ferritic stainless steel with improved creep resistance at high temperature and method for manufacturing the ferritic stainless steel
CN110735020B (en) * 2019-10-29 2021-04-09 浙江天基重工机械有限公司 Heat treatment method of low-carbon steel structural member
EP4119697A4 (en) * 2020-03-12 2024-04-17 Nippon Steel Stainless Steel Corp Ferritic stainless steel and method for manufacturing same
CN112251681B (en) * 2020-09-29 2022-03-18 中国科学院金属研究所 Ultrahigh-strength nanocrystalline 40Cr16Co4W2Mo stainless steel and preparation method thereof

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CA2085790C (en) * 1991-12-19 2000-03-28 Masao Koike Steel for use in exhaust manifolds of automobiles
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JP4309140B2 (en) * 2003-01-15 2009-08-05 新日鐵住金ステンレス株式会社 Ferritic stainless steel for automotive exhaust system equipment
JP4190993B2 (en) * 2003-09-17 2008-12-03 日新製鋼株式会社 Ferritic stainless steel sheet with improved crevice corrosion resistance
CN100473736C (en) * 2004-01-30 2009-04-01 杰富意钢铁株式会社 Martensitic stainless steel tube
JP2006193789A (en) * 2005-01-14 2006-07-27 Nisshin Steel Co Ltd Heat treatment strengthened type ferritic stainless steel and its production method
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Also Published As

Publication number Publication date
CN108611561A (en) 2018-10-02
TW201410882A (en) 2014-03-16
KR101570636B1 (en) 2015-11-19
CN104619879A (en) 2015-05-13
EP2864518A1 (en) 2015-04-29
JP2015526593A (en) 2015-09-10
ZA201409515B (en) 2016-03-30
FI125855B (en) 2016-03-15
TWI618801B (en) 2018-03-21
BR112014032494A2 (en) 2017-06-27
EP2864518B1 (en) 2024-01-10
FI20120215A (en) 2013-12-27
MY181362A (en) 2020-12-21
EP2864518C0 (en) 2024-01-10
US10047419B2 (en) 2018-08-14
MX2014015958A (en) 2015-05-11
WO2014001644A1 (en) 2014-01-03
EP2864518A4 (en) 2015-12-30
US20150337418A1 (en) 2015-11-26
KR20150009604A (en) 2015-01-26

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