EP3572544A4 - Ferritic stainless steel and ferritic stainless steel for car exhaust gas pathway member - Google Patents
Ferritic stainless steel and ferritic stainless steel for car exhaust gas pathway member Download PDFInfo
- Publication number
- EP3572544A4 EP3572544A4 EP17893211.7A EP17893211A EP3572544A4 EP 3572544 A4 EP3572544 A4 EP 3572544A4 EP 17893211 A EP17893211 A EP 17893211A EP 3572544 A4 EP3572544 A4 EP 3572544A4
- Authority
- EP
- European Patent Office
- Prior art keywords
- stainless steel
- ferritic stainless
- exhaust gas
- gas pathway
- car exhaust
- 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.)
- Pending
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
- C22C38/40—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
- C22C38/004—Very low carbon steels, i.e. having a carbon content of less than 0,01%
-
- 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
- C21D8/0205—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips of ferrous alloys
-
- 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
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/46—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for sheet metals
-
- 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
-
- 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
- C22C38/06—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
- C22C38/40—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
- C22C38/52—Ferrous alloys, e.g. steel alloys containing chromium with nickel with cobalt
-
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
- F01N13/16—Selection of particular materials
-
- 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)
- Combustion & Propulsion (AREA)
- General Engineering & Computer Science (AREA)
- Heat Treatment Of Sheet Steel (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2017007842 | 2017-01-19 | ||
PCT/JP2017/031988 WO2018135028A1 (en) | 2017-01-19 | 2017-09-05 | Ferritic stainless steel and ferritic stainless steel for car exhaust gas pathway member |
Publications (2)
Publication Number | Publication Date |
---|---|
EP3572544A1 EP3572544A1 (en) | 2019-11-27 |
EP3572544A4 true EP3572544A4 (en) | 2020-05-20 |
Family
ID=62907853
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP17893211.7A Pending EP3572544A4 (en) | 2017-01-19 | 2017-09-05 | Ferritic stainless steel and ferritic stainless steel for car exhaust gas pathway member |
Country Status (7)
Country | Link |
---|---|
US (1) | US20190382874A1 (en) |
EP (1) | EP3572544A4 (en) |
JP (1) | JP6420494B1 (en) |
KR (1) | KR20190109464A (en) |
CN (1) | CN110312812A (en) |
TW (1) | TWI667357B (en) |
WO (1) | WO2018135028A1 (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6721705B2 (en) | 2000-02-04 | 2004-04-13 | Webley Systems, Inc. | Robust voice browser system and voice activated device controller |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2000303149A (en) * | 1999-04-16 | 2000-10-31 | Sumitomo Metal Ind Ltd | Ferritic stainless steel for automotive exhaust system parts |
EP1413640A1 (en) * | 2001-07-05 | 2004-04-28 | Nisshin Steel Co., Ltd. | Ferritic stainless steel for member of exhaust gas flow passage |
US20090092513A1 (en) * | 2007-02-26 | 2009-04-09 | Junichi Hamada | Ferritic Stainless Steel Sheet Superior in Heat Resistance |
JP2009102728A (en) * | 2007-10-02 | 2009-05-14 | Jfe Steel Corp | Ferritic stainless steel excellent in toughness and its manufacturing method |
JP2009235555A (en) * | 2008-03-28 | 2009-10-15 | Nippon Steel & Sumikin Stainless Steel Corp | Heat resistant ferritic stainless steel sheet having excellent oxidation resistance |
JP2012007195A (en) * | 2010-06-22 | 2012-01-12 | Nisshin Steel Co Ltd | LOW Cr STAINLESS STEEL EXCELLENT IN HEAT RESISTANCE AND AGE HARDENING CHARACTERISTICS, AND AUTOMOTIVE EXHAUST-GAS PATH MEMBER COMPRISING THE STEEL |
US20120014830A1 (en) * | 2009-03-24 | 2012-01-19 | Junichi Hamada | Ferritic stainless steel excellent in heat resistance and workability sheet |
US20130149187A1 (en) * | 2010-09-16 | 2013-06-13 | Nippon Steel & Sumikin Stainless Steel Sheet Corporation | Heat-resistant ferritic stainless steel sheet having excellent oxidation resistance |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2562740B2 (en) * | 1990-10-15 | 1996-12-11 | 日新製鋼株式会社 | Ferrite stainless steel with excellent intergranular corrosion resistance, pipe forming property and high temperature strength |
JP4390169B2 (en) * | 2000-06-23 | 2009-12-24 | 日新製鋼株式会社 | Ferritic stainless steel for gas turbine exhaust gas path members |
JP4182865B2 (en) * | 2003-11-11 | 2008-11-19 | Jfeスチール株式会社 | Stainless steel plate for disc brakes with excellent temper softening resistance |
JP4948998B2 (en) * | 2006-12-07 | 2012-06-06 | 日新製鋼株式会社 | Ferritic stainless steel and welded steel pipe for automotive exhaust gas flow path members |
JP5326344B2 (en) * | 2007-04-27 | 2013-10-30 | 新日鐵住金株式会社 | Heat-resistant structure with excellent creep characteristics in heat-affected zone |
CN101962740B (en) * | 2009-07-23 | 2013-03-27 | 宝山钢铁股份有限公司 | Ferrite stainless steel for automobile exhaust emission system and manufacturing method thereof |
JP5501795B2 (en) * | 2010-02-24 | 2014-05-28 | 新日鐵住金ステンレス株式会社 | Low-chromium stainless steel with excellent corrosion resistance in welds |
JP5546922B2 (en) * | 2010-03-26 | 2014-07-09 | 新日鐵住金ステンレス株式会社 | Ferritic stainless steel sheet with excellent heat resistance and workability and method for producing the same |
JP5846950B2 (en) | 2011-02-08 | 2016-01-20 | 新日鐵住金ステンレス株式会社 | Ferritic stainless steel hot-rolled steel sheet and method for producing the same, and method for producing ferritic stainless steel sheet |
JP5908936B2 (en) * | 2014-03-26 | 2016-04-26 | 新日鐵住金ステンレス株式会社 | Ferritic stainless steel sheet for flange, manufacturing method thereof and flange part |
EP3118341B1 (en) * | 2014-05-14 | 2019-12-18 | JFE Steel Corporation | Ferritic stainless steel |
JP6557068B2 (en) | 2015-06-24 | 2019-08-07 | シャープ株式会社 | Sheet conveying apparatus and image forming apparatus |
-
2017
- 2017-09-05 US US16/478,371 patent/US20190382874A1/en not_active Abandoned
- 2017-09-05 JP JP2017550656A patent/JP6420494B1/en active Active
- 2017-09-05 WO PCT/JP2017/031988 patent/WO2018135028A1/en unknown
- 2017-09-05 EP EP17893211.7A patent/EP3572544A4/en active Pending
- 2017-09-05 CN CN201780083889.6A patent/CN110312812A/en active Pending
- 2017-09-05 KR KR1020197024089A patent/KR20190109464A/en not_active IP Right Cessation
- 2017-11-28 TW TW106141413A patent/TWI667357B/en active
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2000303149A (en) * | 1999-04-16 | 2000-10-31 | Sumitomo Metal Ind Ltd | Ferritic stainless steel for automotive exhaust system parts |
EP1413640A1 (en) * | 2001-07-05 | 2004-04-28 | Nisshin Steel Co., Ltd. | Ferritic stainless steel for member of exhaust gas flow passage |
US20090092513A1 (en) * | 2007-02-26 | 2009-04-09 | Junichi Hamada | Ferritic Stainless Steel Sheet Superior in Heat Resistance |
JP2009102728A (en) * | 2007-10-02 | 2009-05-14 | Jfe Steel Corp | Ferritic stainless steel excellent in toughness and its manufacturing method |
JP2009235555A (en) * | 2008-03-28 | 2009-10-15 | Nippon Steel & Sumikin Stainless Steel Corp | Heat resistant ferritic stainless steel sheet having excellent oxidation resistance |
US20120014830A1 (en) * | 2009-03-24 | 2012-01-19 | Junichi Hamada | Ferritic stainless steel excellent in heat resistance and workability sheet |
JP2012007195A (en) * | 2010-06-22 | 2012-01-12 | Nisshin Steel Co Ltd | LOW Cr STAINLESS STEEL EXCELLENT IN HEAT RESISTANCE AND AGE HARDENING CHARACTERISTICS, AND AUTOMOTIVE EXHAUST-GAS PATH MEMBER COMPRISING THE STEEL |
US20130149187A1 (en) * | 2010-09-16 | 2013-06-13 | Nippon Steel & Sumikin Stainless Steel Sheet Corporation | Heat-resistant ferritic stainless steel sheet having excellent oxidation resistance |
Non-Patent Citations (1)
Title |
---|
See also references of WO2018135028A1 * |
Also Published As
Publication number | Publication date |
---|---|
WO2018135028A1 (en) | 2018-07-26 |
EP3572544A1 (en) | 2019-11-27 |
JP6420494B1 (en) | 2018-11-07 |
KR20190109464A (en) | 2019-09-25 |
JPWO2018135028A1 (en) | 2019-01-24 |
TWI667357B (en) | 2019-08-01 |
CN110312812A (en) | 2019-10-08 |
US20190382874A1 (en) | 2019-12-19 |
TW201827623A (en) | 2018-08-01 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE |
|
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 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE |
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17P | Request for examination filed |
Effective date: 20190716 |
|
AK | Designated contracting states |
Kind code of ref document: A1 Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR |
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AX | Request for extension of the european patent |
Extension state: BA ME |
|
DAV | Request for validation of the european patent (deleted) | ||
DAX | Request for extension of the european patent (deleted) | ||
A4 | Supplementary search report drawn up and despatched |
Effective date: 20200421 |
|
RIC1 | Information provided on ipc code assigned before grant |
Ipc: C22C 38/54 20060101ALI20200415BHEP Ipc: C22C 38/00 20060101ALI20200415BHEP Ipc: C22C 38/52 20060101ALI20200415BHEP Ipc: C22C 38/02 20060101ALI20200415BHEP Ipc: C22C 38/48 20060101AFI20200415BHEP Ipc: F01N 13/16 20100101ALI20200415BHEP Ipc: C22C 38/44 20060101ALI20200415BHEP Ipc: C21D 8/02 20060101ALI20200415BHEP Ipc: C22C 38/50 20060101ALI20200415BHEP Ipc: C22C 38/42 20060101ALI20200415BHEP Ipc: C22C 38/06 20060101ALI20200415BHEP Ipc: C22C 38/04 20060101ALI20200415BHEP Ipc: C21D 9/46 20060101ALI20200415BHEP Ipc: C22C 38/46 20060101ALI20200415BHEP |