EP3115476A4 - Austenitic heat-resistant alloy - Google Patents

Austenitic heat-resistant alloy Download PDF

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Publication number
EP3115476A4
EP3115476A4 EP15758391.5A EP15758391A EP3115476A4 EP 3115476 A4 EP3115476 A4 EP 3115476A4 EP 15758391 A EP15758391 A EP 15758391A EP 3115476 A4 EP3115476 A4 EP 3115476A4
Authority
EP
European Patent Office
Prior art keywords
resistant alloy
austenitic heat
austenitic
heat
alloy
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Withdrawn
Application number
EP15758391.5A
Other languages
German (de)
French (fr)
Other versions
EP3115476A1 (en
Inventor
Takeo Miyamura
Shigenobu Namba
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Kobe Steel Ltd
Original Assignee
Kobe Steel Ltd
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=54055354&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=EP3115476(A4) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Kobe Steel Ltd filed Critical Kobe Steel Ltd
Publication of EP3115476A1 publication Critical patent/EP3115476A1/en
Publication of EP3115476A4 publication Critical patent/EP3115476A4/en
Withdrawn legal-status Critical Current

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
    • 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
    • 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
    • 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
    • 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
    • C21D9/0068—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for particular articles not mentioned below
    • 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
    • C22C38/002—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
    • C22C38/005—Ferrous alloys, e.g. steel alloys containing rare earths, i.e. Sc, Y, Lanthanides
    • 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
    • C22C38/42—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
    • C22C38/58—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
    • C21D2211/004—Dispersions; Precipitations

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Heat Treatment Of Steel (AREA)
EP15758391.5A 2014-03-05 2015-03-04 Austenitic heat-resistant alloy Withdrawn EP3115476A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2014042889A JP6289941B2 (en) 2014-03-05 2014-03-05 Austenitic heat resistant steel
PCT/JP2015/056433 WO2015133551A1 (en) 2014-03-05 2015-03-04 Austenitic heat-resistant alloy

Publications (2)

Publication Number Publication Date
EP3115476A1 EP3115476A1 (en) 2017-01-11
EP3115476A4 true EP3115476A4 (en) 2017-11-01

Family

ID=54055354

Family Applications (1)

Application Number Title Priority Date Filing Date
EP15758391.5A Withdrawn EP3115476A4 (en) 2014-03-05 2015-03-04 Austenitic heat-resistant alloy

Country Status (6)

Country Link
US (1) US20170067139A1 (en)
EP (1) EP3115476A4 (en)
JP (1) JP6289941B2 (en)
KR (1) KR101770536B1 (en)
CN (1) CN106062230B (en)
WO (1) WO2015133551A1 (en)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5143960B1 (en) * 2011-05-11 2013-02-13 株式会社神戸製鋼所 Heat-resistant austenitic stainless steel with excellent high-temperature strength and cyclic oxidation resistance
JP2017014575A (en) * 2015-07-01 2017-01-19 新日鐵住金株式会社 Austenitic heat resistant alloy and weldment structure
JP6623719B2 (en) * 2015-11-25 2019-12-25 日本製鉄株式会社 Austenitic stainless steel
JP6638551B2 (en) * 2016-05-09 2020-01-29 日本製鉄株式会社 Austenitic heat-resistant steel weld metal and welded joint having the same
CN105951002B (en) * 2016-05-25 2017-11-10 江苏金基特钢有限公司 A kind of preparation method of corrosion-resistant easy shaping stainless steel wire
CN106544601A (en) * 2016-12-29 2017-03-29 董世祥 Many performance high temperature resistant series cast steels
CN109554609B (en) * 2017-09-26 2022-03-15 宝钢德盛不锈钢有限公司 Surface peeling-free austenitic heat-resistant steel and manufacturing method thereof
JP6870750B2 (en) * 2017-10-03 2021-05-12 日本製鉄株式会社 Welding materials for austenitic heat-resistant steels, weld metals and welded structures, and methods for manufacturing welded metals and welded structures.
CN109576580B (en) * 2018-11-29 2020-09-29 武汉华培动力科技有限公司 Heat-resistant steel for nozzle assembly of variable-section supercharger of diesel engine and smelting method
WO2021220913A1 (en) * 2020-04-30 2021-11-04 日本製鉄株式会社 Method for manufacturing austenitic heat-resistant steel
JP7457262B2 (en) * 2020-04-30 2024-03-28 日本製鉄株式会社 Austenitic heat-resistant steel
US20220145174A1 (en) * 2020-11-05 2022-05-12 Seoul National University R&Db Foundation Perovskite color converter and method of manufacturing the same
FR3143631A1 (en) * 2022-12-15 2024-06-21 Commissariat A L'energie Atomique Et Aux Energies Alternatives Use of triple structured steel in an acidic environment
CN116200668B (en) * 2023-04-17 2023-11-14 宁波晴力紧固件有限公司 Heat-resistant high-strength fastener material and preparation method thereof

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006249464A (en) * 2005-03-08 2006-09-21 Nisshin Steel Co Ltd Austenitic stainless steel for automotive member
EP1867743A1 (en) * 2005-04-04 2007-12-19 Sumitomo Metal Industries, Ltd. Austenitic stainless steel
JP2013209730A (en) * 2012-03-30 2013-10-10 Nippon Steel & Sumikin Stainless Steel Corp Heat-resistant austenitic stainless steel sheet

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58167726A (en) * 1982-03-29 1983-10-04 Sumitomo Metal Ind Ltd Method of preparing austenitic stainless steel
JPH01287249A (en) * 1988-12-27 1989-11-17 Nkk Corp Austenitic stainless steel tube and its manufacture
JPH0569885A (en) 1991-09-13 1993-03-23 Nhk Spring Co Ltd Carriage for boat housing device
JPH09165655A (en) * 1995-12-14 1997-06-24 Nkk Corp Austenitic stainless steel for high temperature apparatus and is production
JP3282481B2 (en) * 1996-01-31 2002-05-13 三菱マテリアル株式会社 Heat resistant steel
JP3463617B2 (en) * 1999-08-06 2003-11-05 住友金属工業株式会社 Austenitic heat-resistant steel for seamless steel pipes with excellent hot workability
JP4173611B2 (en) * 1999-09-29 2008-10-29 日新製鋼株式会社 Austenitic stainless steel for inner pipe of double structure exhaust manifold
JP2002146481A (en) 2000-11-07 2002-05-22 Nippon Steel Corp Oxide dispersion strengthened ferritic steel for electric resistance welded boiler having excellent electric resistance weldability and steel tube thereof
JP2003301242A (en) * 2002-04-11 2003-10-24 Jfe Steel Kk HIGH-Cr-Ni HEAT-RESISTANT STEEL AND PROCESS FOR MANUFACTURING MEMBER FOR ELEVATED TEMPERATURE SHOWING EXCELLENT CREEP RESISTANCE
JP2005281855A (en) * 2004-03-04 2005-10-13 Daido Steel Co Ltd Heat-resistant austenitic stainless steel and production process thereof
JP5296186B2 (en) * 2011-12-27 2013-09-25 株式会社神戸製鋼所 Heat-resistant austenitic stainless steel and stainless steel pipe with excellent scale peeling resistance

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006249464A (en) * 2005-03-08 2006-09-21 Nisshin Steel Co Ltd Austenitic stainless steel for automotive member
EP1867743A1 (en) * 2005-04-04 2007-12-19 Sumitomo Metal Industries, Ltd. Austenitic stainless steel
JP2013209730A (en) * 2012-03-30 2013-10-10 Nippon Steel & Sumikin Stainless Steel Corp Heat-resistant austenitic stainless steel sheet

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2015133551A1 *

Also Published As

Publication number Publication date
CN106062230A (en) 2016-10-26
KR101770536B1 (en) 2017-08-22
JP2015168834A (en) 2015-09-28
WO2015133551A1 (en) 2015-09-11
EP3115476A1 (en) 2017-01-11
CN106062230B (en) 2017-07-14
KR20160116344A (en) 2016-10-07
US20170067139A1 (en) 2017-03-09
JP6289941B2 (en) 2018-03-07

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