TN2013000300A1 - Bain de sels fondus pour la nitruration de pieces mecaniques en acier, et un procede de mise en oeuvre. - Google Patents

Bain de sels fondus pour la nitruration de pieces mecaniques en acier, et un procede de mise en oeuvre.

Info

Publication number
TN2013000300A1
TN2013000300A1 TNP2013000300A TN2013000300A TN2013000300A1 TN 2013000300 A1 TN2013000300 A1 TN 2013000300A1 TN P2013000300 A TNP2013000300 A TN P2013000300A TN 2013000300 A TN2013000300 A TN 2013000300A TN 2013000300 A1 TN2013000300 A1 TN 2013000300A1
Authority
TN
Tunisia
Prior art keywords
nitruration
founded
implementing
same
salt bath
Prior art date
Application number
TNP2013000300A
Other languages
English (en)
Inventor
Herve Chavanne
Philippe Maurin-Perrier
Original Assignee
Hydromecanique & Frottement
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 Hydromecanique & Frottement filed Critical Hydromecanique & Frottement
Publication of TN2013000300A1 publication Critical patent/TN2013000300A1/fr

Links

Classifications

    • 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
    • C23C8/40—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 liquids, e.g. salt baths, liquid suspensions
    • C23C8/42—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 liquids, e.g. salt baths, liquid suspensions only one element being applied
    • C23C8/48—Nitriding
    • C23C8/50—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
    • C23C8/40—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 liquids, e.g. salt baths, liquid suspensions
    • C23C8/52—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 liquids, e.g. salt baths, liquid suspensions more than one element being applied in one step
    • C23C8/54—Carbo-nitriding
    • C23C8/56—Carbo-nitriding of ferrous surfaces

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Solid-Phase Diffusion Into Metallic Material Surfaces (AREA)
  • Curing Cements, Concrete, And Artificial Stone (AREA)
  • Chemically Coating (AREA)

Abstract

Bain de sels fondus pour la nitruration de pièces mécaniques acier, essentiellement constitué (les teneurs sont exprimées en poids) : - de 25% à 60% de chlorures de métal alcalin, - de 10% à 40% de carbonates de métal alcalin, et - de 20% à 50% de cyanates de métal alcalin, - d'un maximum de 3% d'ions cyanures (formés en service), le total des teneurs étant de 100%. De préférence, le bain contient - 25% à 30% de cyanate de sodium, - 25% à 30% de carbonates de sodium et de lithium, - 40% à 50% de chlorures de potassium, - un maximum de 3% d'ions cyanures (formés en service), le total des teneurs étant de 100%.
TNP2013000300A 2011-03-11 2013-07-18 Bain de sels fondus pour la nitruration de pieces mecaniques en acier, et un procede de mise en oeuvre. TN2013000300A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR1152020A FR2972459B1 (fr) 2011-03-11 2011-03-11 Bains de sels fondus pour la nitruration de pieces mecaniques en acier, et un procede de mise en oeuvre
PCT/FR2012/050479 WO2012146839A1 (fr) 2011-03-11 2012-03-07 Bain de sels fondus pour la nitruration de pieces mecaniques en acier, et un procede de mise en oeuvre

Publications (1)

Publication Number Publication Date
TN2013000300A1 true TN2013000300A1 (fr) 2015-01-20

Family

ID=45937409

Family Applications (1)

Application Number Title Priority Date Filing Date
TNP2013000300A TN2013000300A1 (fr) 2011-03-11 2013-07-18 Bain de sels fondus pour la nitruration de pieces mecaniques en acier, et un procede de mise en oeuvre.

Country Status (22)

Country Link
US (1) US9611534B2 (fr)
EP (1) EP2683845B1 (fr)
JP (1) JP6129752B2 (fr)
KR (2) KR101953523B1 (fr)
CN (1) CN103502501B (fr)
AU (1) AU2012247317B2 (fr)
BR (1) BR112013018061B1 (fr)
CA (1) CA2825652C (fr)
ES (1) ES2745150T3 (fr)
FR (1) FR2972459B1 (fr)
HU (1) HUE046077T2 (fr)
MA (1) MA34884B1 (fr)
MX (1) MX342937B (fr)
MY (1) MY164965A (fr)
PH (1) PH12013501601B1 (fr)
PL (1) PL2683845T3 (fr)
RU (1) RU2590752C2 (fr)
SG (1) SG192765A1 (fr)
TN (1) TN2013000300A1 (fr)
UA (1) UA112312C2 (fr)
WO (1) WO2012146839A1 (fr)
ZA (1) ZA201306476B (fr)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2936274B2 (ja) 1988-10-20 1999-08-23 ライト、ヘミスフェア、ピーティーワイ、リミテド 聴衆応答システム
CN103882370A (zh) * 2014-03-24 2014-06-25 合肥美桥汽车传动及底盘系统有限公司 42CrMo或40Cr转向节软氮化处理工艺
FR3030578B1 (fr) 2014-12-23 2017-02-10 Hydromecanique & Frottement Procede de traitement superficiel d'une piece en acier par nitruration ou nitrocarburation, oxydation puis impregnation
CA3068747A1 (fr) 2017-07-07 2019-01-10 Industries Mailhot Inc. Procede et systeme de refroidissement de pieces metalliques apres nitruration
RU2688428C1 (ru) * 2018-10-01 2019-05-22 Открытое акционерное общество "Завод бурового оборудования" Способ поверхностного упрочнения резьбовых соединений тонкостенных бурильных труб
CN111500974A (zh) * 2020-04-30 2020-08-07 海门金锋盛厨房设备有限公司 耐磨、抗蚀不锈钢的盐浴氮化系统及其氮化方法
CN113416918A (zh) * 2021-05-28 2021-09-21 昆山三民涂赖电子材料技术有限公司 一种极薄零件的氮碳共渗工艺
US11668000B1 (en) 2021-11-29 2023-06-06 Fluid Controls Pvt. Ltd. Method of treating an article
FR3133394B1 (fr) 2022-03-14 2025-01-31 Hydromecanique & Frottement Procede de traitement d’une piece en alliage de fer pour ameliorer sa resistance a la corrosion
FR3163360A1 (fr) 2024-06-18 2025-12-19 Hydromecanique Et Frottement Procédé de traitement par électrodialyse membranaire d’un effluent issu d’une ligne de nitruration

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GB854349A (en) 1958-07-30 1960-11-16 Ici Ltd Improvements in or relating to fused sale baths
GB891578A (en) 1959-07-09 1962-03-14 Degussa Process for carbo-nitriding metals, more especially iron alloys, in salt baths containing alkali cyanide and alkali cyanate
GB1185640A (en) 1966-12-21 1970-03-25 Ici Ltd Process for Casehardening Steels
DE2441310C3 (de) 1974-08-29 1978-05-18 Deutsche Gold- Und Silber-Scheideanstalt Vormals Roessler, 6000 Frankfurt Verfahren zum Nitrieren von Eisen und Stahl in Salzbädern
US4019928A (en) * 1973-03-05 1977-04-26 Duetsche Gold- Und Silber-Scheideanstalt Vormals Roessler Process for nitriding iron and steel in salt baths regenerated with triazine polymers
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AT347994B (de) * 1974-03-21 1979-01-25 Daimler Benz Ag Verfahren zum nitrieren von metallen
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Also Published As

Publication number Publication date
PH12013501601B1 (en) 2019-03-01
MX2013010431A (es) 2013-10-03
BR112013018061B1 (pt) 2022-05-10
KR20190011318A (ko) 2019-02-01
MY164965A (en) 2018-02-28
CA2825652C (fr) 2019-02-19
RU2013145569A (ru) 2015-04-20
HUE046077T2 (hu) 2020-02-28
PL2683845T3 (pl) 2020-01-31
AU2012247317B2 (en) 2017-03-09
KR20140010141A (ko) 2014-01-23
CN103502501A (zh) 2014-01-08
AU2012247317A1 (en) 2013-09-19
WO2012146839A1 (fr) 2012-11-01
JP2014510840A (ja) 2014-05-01
BR112013018061A2 (pt) 2020-03-31
KR101953523B1 (ko) 2019-02-28
PH12013501601A1 (en) 2013-09-30
US9611534B2 (en) 2017-04-04
FR2972459B1 (fr) 2013-04-12
EP2683845A1 (fr) 2014-01-15
RU2590752C2 (ru) 2016-07-10
CN103502501B (zh) 2016-05-25
EP2683845B1 (fr) 2019-06-26
US20130327445A1 (en) 2013-12-12
MX342937B (es) 2016-10-19
ZA201306476B (en) 2014-05-28
SG192765A1 (en) 2013-09-30
MA34884B1 (fr) 2014-02-01
CA2825652A1 (fr) 2012-11-01
ES2745150T3 (es) 2020-02-27
FR2972459A1 (fr) 2012-09-14
JP6129752B2 (ja) 2017-05-17
UA112312C2 (uk) 2016-08-25

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