EP4296383A4 - Nitriding method for steel member - Google Patents

Nitriding method for steel member Download PDF

Info

Publication number
EP4296383A4
EP4296383A4 EP22756196.6A EP22756196A EP4296383A4 EP 4296383 A4 EP4296383 A4 EP 4296383A4 EP 22756196 A EP22756196 A EP 22756196A EP 4296383 A4 EP4296383 A4 EP 4296383A4
Authority
EP
European Patent Office
Prior art keywords
steel member
nitriding method
nitriding
steel
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
Application number
EP22756196.6A
Other languages
German (de)
French (fr)
Other versions
EP4296383A1 (en
Inventor
Yasushi Hiraoka
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.)
Parker Netsushori Kogyo KK
Original Assignee
Parker Netsushori Kogyo KK
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 Parker Netsushori Kogyo KK filed Critical Parker Netsushori Kogyo KK
Publication of EP4296383A1 publication Critical patent/EP4296383A1/en
Publication of EP4296383A4 publication Critical patent/EP4296383A4/en
Pending legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • C23C8/02—Pretreatment of the material to be coated
    • 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
    • C21D1/06—Surface hardening
    • 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
    • C21D9/32—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for gear wheels, worm wheels, or the like
    • 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
    • C23C8/80—After-treatment
    • 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
    • C23C8/34—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 more than one element being applied in more than one step

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)
  • Chemical Kinetics & Catalysis (AREA)
  • Solid-Phase Diffusion Into Metallic Material Surfaces (AREA)
  • Heat Treatment Of Articles (AREA)
EP22756196.6A 2021-02-17 2022-02-16 Nitriding method for steel member Pending EP4296383A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2021023129A JP2022125513A (en) 2021-02-17 2021-02-17 Method for nitriding steel member
PCT/JP2022/006065 WO2022176878A1 (en) 2021-02-17 2022-02-16 Nitriding method for steel member

Publications (2)

Publication Number Publication Date
EP4296383A1 EP4296383A1 (en) 2023-12-27
EP4296383A4 true EP4296383A4 (en) 2023-12-27

Family

ID=82930571

Family Applications (1)

Application Number Title Priority Date Filing Date
EP22756196.6A Pending EP4296383A4 (en) 2021-02-17 2022-02-16 Nitriding method for steel member

Country Status (8)

Country Link
US (1) US20240229178A9 (en)
EP (1) EP4296383A4 (en)
JP (1) JP2022125513A (en)
KR (1) KR20230145118A (en)
CN (1) CN116917529A (en)
MX (1) MX2023009143A (en)
TW (1) TWI809714B (en)
WO (1) WO2022176878A1 (en)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20170138326A1 (en) * 2014-07-11 2017-05-18 Robert Bosch Gmbh Method for nitriding a component of a fuel injection system
JP2017160517A (en) * 2016-03-11 2017-09-14 パーカー熱処理工業株式会社 Nitrided steel member and manufacturing method of nitrided steel member
KR101830221B1 (en) * 2016-10-17 2018-02-21 동우에이치에스티 주식회사 Nitriding heat treatment method of steel for gear
US20190177829A1 (en) * 2016-09-30 2019-06-13 Dowa Thermotech Co., Ltd. Continuous nitriding treatment furnace and continuous nitriding treatment method
WO2019208534A1 (en) * 2018-04-26 2019-10-31 パーカー熱処理工業株式会社 Nitrided steel member, and method and device for producing nitrided steel member
JP2020164994A (en) * 2019-03-29 2020-10-08 Ｄｏｗａサーモテック株式会社 Steel member nitriding treatment method

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6378189U (en) 1986-11-11 1988-05-24
JP2012095035A (en) 2010-10-26 2012-05-17 Canon Inc Image processing device and method of controlling the same
KR101777870B1 (en) 2011-02-18 2017-09-13 엘지디스플레이 주식회사 Stereoscopic image display device
JP5656908B2 (en) 2012-04-18 2015-01-21 Ｄｏｗａサーモテック株式会社 Nitride steel member and manufacturing method thereof
CN105593394B (en) 2013-09-30 2018-03-30 同和热处理技术株式会社 The nitridation treatment method of steel member
JP6587886B2 (en) * 2015-09-30 2019-10-09 Ｄｏｗａサーモテック株式会社 Manufacturing method of nitrided steel member
JP2022068375A (en) * 2019-02-26 2022-05-10 パーカー熱処理工業株式会社 Nitrided steel member, and method and device for manufacturing nitrided steel member

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20170138326A1 (en) * 2014-07-11 2017-05-18 Robert Bosch Gmbh Method for nitriding a component of a fuel injection system
JP2017160517A (en) * 2016-03-11 2017-09-14 パーカー熱処理工業株式会社 Nitrided steel member and manufacturing method of nitrided steel member
US20190177829A1 (en) * 2016-09-30 2019-06-13 Dowa Thermotech Co., Ltd. Continuous nitriding treatment furnace and continuous nitriding treatment method
KR101830221B1 (en) * 2016-10-17 2018-02-21 동우에이치에스티 주식회사 Nitriding heat treatment method of steel for gear
WO2019208534A1 (en) * 2018-04-26 2019-10-31 パーカー熱処理工業株式会社 Nitrided steel member, and method and device for producing nitrided steel member
JP2020164994A (en) * 2019-03-29 2020-10-08 Ｄｏｗａサーモテック株式会社 Steel member nitriding treatment method

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2022176878A1 *

Also Published As

Publication number Publication date
TWI809714B (en) 2023-07-21
WO2022176878A1 (en) 2022-08-25
JP2022125513A (en) 2022-08-29
EP4296383A1 (en) 2023-12-27
CN116917529A (en) 2023-10-20
TW202237866A (en) 2022-10-01
US20240229178A9 (en) 2024-07-11
MX2023009143A (en) 2023-08-17
KR20230145118A (en) 2023-10-17
US20240132985A1 (en) 2024-04-25

Similar Documents

Publication Publication Date Title
EP4006190A4 (en) High-strength steel sheet and method for manufacturing same
EP3786310A4 (en) Steel member and method for producing same
EP3770289A4 (en) Wear-resistant steel and method for producing same
EP3971308A4 (en) High-strength member, method for manufacturing high-strength member, and method for manufacturing steel sheet for high-strength member
EP4130323A4 (en) Steel sheet, member, and method for manufacturing same
EP4012055A4 (en) High-strength thin steel sheet and method for manufacturing same
EP3926057A4 (en) High-mn steel and method for manufacturing same
EP3889283A4 (en) High-strength steel sheet and method for manufacturing same
EP4141132A4 (en) Zinc-plated steel sheet, member, and methods for producing these
EP4015660A4 (en) Steel sheet, member, method for producing said steel sheet and method for producing said member
EP4015659A4 (en) Wear-resistant steel sheet and method for producing same
EP3954792A4 (en) Steel sheet and production method for same
EP3933054A4 (en) High-strength steel sheet and method for manufacturing same
EP4151762A4 (en) Steel sheet, member, and method for manufacturing same
EP4085532A4 (en) Key determination method for metal key
EP4015661A4 (en) Steel plate, member, and method for manufacturing said steel plate and member
EP4029958A4 (en) High-strength steel sheet and method for manufacturing same
EP4034685A4 (en) Method and device for producing direct reduced, carburized metal
EP4296383A4 (en) Nitriding method for steel member
EP4240883A4 (en) Maraging steel
EP4223899A4 (en) Steel plate and method for manufacturing steel plate
EP4122868A4 (en) Assembly method for crane
EP4134762A4 (en) Machining method
EP4006182A4 (en) Method for forming linear groove, and method for forming grain-oriented electrical steel sheet
EP3916115A4 (en) High-strength steel sheet and method for manufacturing same

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

17P Request for examination filed

Effective date: 20230803

A4 Supplementary search report drawn up and despatched

Effective date: 20231019

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

DAV Request for validation of the european patent (deleted)
DAX Request for extension of the european patent (deleted)