EP4296383A4 - NITRIDING PROCESS FOR STEEL ELEMENT - Google Patents

NITRIDING PROCESS FOR STEEL ELEMENT Download PDF

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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
nitriding process
steel element
steel
nitriding
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)
English (en)
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)
  • 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)
  • Heat Treatment Of Articles (AREA)
EP22756196.6A 2021-02-17 2022-02-16 NITRIDING PROCESS FOR STEEL ELEMENT Pending EP4296383A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2021023129A JP7691090B2 (ja) 2021-02-17 2021-02-17 鋼部材の窒化処理方法
PCT/JP2022/006065 WO2022176878A1 (ja) 2021-02-17 2022-02-16 鋼部材の窒化処理方法

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 PROCESS FOR STEEL ELEMENT

Country Status (8)

Country Link
US (1) US20240229178A9 (enExample)
EP (1) EP4296383A4 (enExample)
JP (2) JP7691090B2 (enExample)
KR (1) KR102878198B1 (enExample)
CN (1) CN116917529A (enExample)
MX (1) MX2023009143A (enExample)
TW (1) TWI809714B (enExample)
WO (1) WO2022176878A1 (enExample)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116623122B (zh) * 2023-05-25 2025-11-11 重庆红江机械有限责任公司 一种合金钢及其热处理方法

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 (ja) * 2016-03-11 2017-09-14 パーカー熱処理工業株式会社 窒化鋼部材及び窒化鋼部材の製造方法
KR101830221B1 (ko) * 2016-10-17 2018-02-21 동우에이치에스티 주식회사 기어용 강의 질화 열처리 방법
US20190177829A1 (en) * 2016-09-30 2019-06-13 Dowa Thermotech Co., Ltd. Continuous nitriding treatment furnace and continuous nitriding treatment method
WO2019208534A1 (ja) * 2018-04-26 2019-10-31 パーカー熱処理工業株式会社 窒化鋼部材並びに窒化鋼部材の製造方法及び製造装置
JP2020164994A (ja) * 2019-03-29 2020-10-08 Ｄｏｗａサーモテック株式会社 鋼部材の窒化処理方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012095035A (ja) 2010-10-26 2012-05-17 Canon Inc 画像処理装置及びその制御方法
KR101777870B1 (ko) 2011-02-18 2017-09-13 엘지디스플레이 주식회사 입체영상 표시장치
JP5656908B2 (ja) 2012-04-18 2015-01-21 Ｄｏｗａサーモテック株式会社 窒化鋼部材およびその製造方法
CN105593394B (zh) * 2013-09-30 2018-03-30 同和热处理技术株式会社 钢构件的氮化处理方法
JP6587886B2 (ja) * 2015-09-30 2019-10-09 Ｄｏｗａサーモテック株式会社 窒化鋼部材の製造方法
JP2022068375A (ja) * 2019-02-26 2022-05-10 パーカー熱処理工業株式会社 窒化鋼部材並びに窒化鋼部材の製造方法及び製造装置

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 (ja) * 2016-03-11 2017-09-14 パーカー熱処理工業株式会社 窒化鋼部材及び窒化鋼部材の製造方法
US20190177829A1 (en) * 2016-09-30 2019-06-13 Dowa Thermotech Co., Ltd. Continuous nitriding treatment furnace and continuous nitriding treatment method
KR101830221B1 (ko) * 2016-10-17 2018-02-21 동우에이치에스티 주식회사 기어용 강의 질화 열처리 방법
WO2019208534A1 (ja) * 2018-04-26 2019-10-31 パーカー熱処理工業株式会社 窒化鋼部材並びに窒化鋼部材の製造方法及び製造装置
JP2020164994A (ja) * 2019-03-29 2020-10-08 Ｄｏｗａサーモテック株式会社 鋼部材の窒化処理方法

Non-Patent Citations (1)

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

Also Published As

Publication number Publication date
EP4296383A1 (en) 2023-12-27
TWI809714B (zh) 2023-07-21
WO2022176878A1 (ja) 2022-08-25
US20240132985A1 (en) 2024-04-25
KR102878198B1 (ko) 2025-10-28
CN116917529A (zh) 2023-10-20
US20240229178A9 (en) 2024-07-11
TW202237866A (zh) 2022-10-01
JP2022125513A (ja) 2022-08-29
JP2025109984A (ja) 2025-07-25
KR20230145118A (ko) 2023-10-17
JP7691090B2 (ja) 2025-06-11
MX2023009143A (es) 2023-08-17

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