EP1533395A4 - Method for manufacturing stainless steel product by nitrogen absorption treatment and stainless steel product produced by the method - Google Patents

Method for manufacturing stainless steel product by nitrogen absorption treatment and stainless steel product produced by the method

Info

Publication number
EP1533395A4
EP1533395A4 EP03784626A EP03784626A EP1533395A4 EP 1533395 A4 EP1533395 A4 EP 1533395A4 EP 03784626 A EP03784626 A EP 03784626A EP 03784626 A EP03784626 A EP 03784626A EP 1533395 A4 EP1533395 A4 EP 1533395A4
Authority
EP
European Patent Office
Prior art keywords
stainless steel
steel product
absorption treatment
nitrogen absorption
manufacturing
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Withdrawn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
EP03784626A
Other languages
German (de)
French (fr)
Other versions
EP1533395A1 (en
Inventor
Daisuke Kuroda
Takao Hanawa
Norio Maruyama
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.)
National Institute for Materials Science
Original Assignee
National Institute for Materials Science
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 National Institute for Materials Science filed Critical National Institute for Materials Science
Publication of EP1533395A1 publication Critical patent/EP1533395A1/en
Publication of EP1533395A4 publication Critical patent/EP1533395A4/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Withdrawn legal-status Critical Current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
    • C22C38/001—Ferrous alloys, e.g. steel alloys containing N
    • 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
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/74—Methods of treatment in inert gas, controlled atmosphere, vacuum or pulverulent material
    • 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
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/74—Methods of treatment in inert gas, controlled atmosphere, vacuum or pulverulent material
    • C21D1/76—Adjusting the composition of the atmosphere
    • 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
    • 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
    • C21D8/0257—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the heat treatment with diffusion of elements, e.g. decarburising, nitriding
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C8/00—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
    • C23C8/06—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases
    • C23C8/08—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases only one element being applied
    • C23C8/24—Nitriding
    • C23C8/26—Nitriding of ferrous surfaces
    • 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)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Solid-Phase Diffusion Into Metallic Material Surfaces (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
EP03784626A 2002-08-08 2003-08-08 Method for manufacturing stainless steel product by nitrogen absorption treatment and stainless steel product produced by the method Withdrawn EP1533395A4 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2002231557 2002-08-08
JP2002231557A JP4009716B2 (en) 2002-08-08 2002-08-08 Manufacturing method of stainless steel product by nitrogen absorption treatment and stainless steel product obtained thereby
PCT/JP2003/010164 WO2004015160A1 (en) 2002-08-08 2003-08-08 Method for manufacturing stainless steel product by nitrogen absorption treatment and stainless steel product produced by the method

Publications (2)

Publication Number Publication Date
EP1533395A1 EP1533395A1 (en) 2005-05-25
EP1533395A4 true EP1533395A4 (en) 2008-06-11

Family

ID=31711750

Family Applications (1)

Application Number Title Priority Date Filing Date
EP03784626A Withdrawn EP1533395A4 (en) 2002-08-08 2003-08-08 Method for manufacturing stainless steel product by nitrogen absorption treatment and stainless steel product produced by the method

Country Status (4)

Country Link
US (1) US20060037669A1 (en)
EP (1) EP1533395A4 (en)
JP (1) JP4009716B2 (en)
WO (1) WO2004015160A1 (en)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4336784B2 (en) * 2002-11-21 2009-09-30 独立行政法人物質・材料研究機構 Medical device for living soft tissue and manufacturing method thereof
JP4378773B2 (en) 2005-05-16 2009-12-09 独立行政法人物質・材料研究機構 Stainless steel product manufacturing method and stainless steel product
US9382608B2 (en) 2005-06-15 2016-07-05 Koninklijke Philips N.V. Method for manufacturing a stainless steel product
JP5212602B2 (en) 2007-09-14 2013-06-19 セイコーエプソン株式会社 Device and housing material manufacturing method
JP5989297B2 (en) * 2010-10-28 2016-09-07 株式会社中津山熱処理 Method for producing nickel-free austenitic stainless steel
RU2600789C2 (en) * 2011-04-28 2016-10-27 Экспаните А/С Method for solution hardening of cold deformed workpiece of passive alloy and member solution hardened by method
JP5616299B2 (en) * 2011-08-09 2014-10-29 ガウス株式会社 Nickel- and manganese-free high N austenitic stainless steel sintering powder for biomedical or medical equipment, and biomedical or medical sintered equipment using the powder
JP5835256B2 (en) 2013-03-21 2015-12-24 株式会社デンソー Manufacturing method of ferritic stainless steel products
GB2545243B (en) * 2015-12-10 2017-12-13 Rolls Royce Plc Method of manufacturing a magnetically graded material
KR101756703B1 (en) 2015-12-23 2017-07-12 주식회사 포스코 Lean duplex stainless steel with improved corrosion resistance and etching ability
KR101867734B1 (en) * 2016-12-23 2018-06-14 주식회사 포스코 Duplex stainless steel having exceleent corrosin resistance and method for manufacturing the same
WO2018175483A1 (en) * 2017-03-20 2018-09-27 Apple Inc. Steel compositions and solution nitriding of stainless steel thereof
JP7499008B2 (en) * 2018-12-10 2024-06-13 日本製鉄株式会社 Duplex stainless steel and its manufacturing method
JP7257793B2 (en) * 2019-01-15 2023-04-14 日鉄ステンレス株式会社 Stainless steel plate, fuel cell separator, fuel cell, and fuel cell stack
JP7257794B2 (en) * 2019-01-15 2023-04-14 日鉄ステンレス株式会社 Stainless steel plate and its manufacturing method, fuel cell separator, fuel cell, and fuel cell stack
US20200407835A1 (en) * 2019-06-26 2020-12-31 Apple Inc. Nitrided stainless steels with high strength and high ductility
KR20240028470A (en) 2021-08-02 2024-03-05 닛테츠 케미컬 앤드 머티리얼 가부시키가이샤 Stainless steel plates, separators for fuel cells, fuel cell cells, and fuel cell stacks
WO2023189142A1 (en) * 2022-03-28 2023-10-05 日鉄ケミカル＆マテリアル株式会社 Electromagnetic shielding material

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2940880A (en) * 1955-12-29 1960-06-14 Standard Oil Co Process of nitrogenization
US3943010A (en) * 1974-06-12 1976-03-09 Allegheny Ludlum Industries, Inc. Process for producing austenitic ferrous alloys
WO1999005340A1 (en) * 1997-07-21 1999-02-04 Nsk-Rhp European Technology Co. Limited Case hardening of steels

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56123327A (en) * 1980-02-29 1981-09-28 Sumitomo Metal Ind Ltd Production of highly formable ferritic stainless steel sheet of good surface characteristic
DE4333917C2 (en) * 1993-10-05 1994-06-23 Hans Prof Dr Ing Berns Edge embroidery to create a high-strength austenitic surface layer in stainless steels

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2940880A (en) * 1955-12-29 1960-06-14 Standard Oil Co Process of nitrogenization
US3943010A (en) * 1974-06-12 1976-03-09 Allegheny Ludlum Industries, Inc. Process for producing austenitic ferrous alloys
WO1999005340A1 (en) * 1997-07-21 1999-02-04 Nsk-Rhp European Technology Co. Limited Case hardening of steels

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2004015160A1 *

Also Published As

Publication number Publication date
EP1533395A1 (en) 2005-05-25
JP4009716B2 (en) 2007-11-21
JP2004068115A (en) 2004-03-04
US20060037669A1 (en) 2006-02-23
WO2004015160A1 (en) 2004-02-19

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