FR2395331A1 - Procede pour le reglage d'une solution de decapage d'acier inoxydable - Google Patents

Procede pour le reglage d'une solution de decapage d'acier inoxydable

Info

Publication number
FR2395331A1
FR2395331A1 FR7818767A FR7818767A FR2395331A1 FR 2395331 A1 FR2395331 A1 FR 2395331A1 FR 7818767 A FR7818767 A FR 7818767A FR 7818767 A FR7818767 A FR 7818767A FR 2395331 A1 FR2395331 A1 FR 2395331A1
Authority
FR
France
Prior art keywords
stainless steel
pickling solution
setting
steel pickling
pickling
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Withdrawn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
FR7818767A
Other languages
English (en)
Inventor
Katsutoshi Itani
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.)
TOKAI ELECTRO CHEMICAL CO
Tokai Denka Kogyo KK
Original Assignee
TOKAI ELECTRO CHEMICAL CO
Tokai Denka 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 TOKAI ELECTRO CHEMICAL CO, Tokai Denka Kogyo KK filed Critical TOKAI ELECTRO CHEMICAL CO
Publication of FR2395331A1 publication Critical patent/FR2395331A1/fr
Withdrawn legal-status Critical Current

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
    • C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
    • C23G1/00—Cleaning or pickling metallic material with solutions or molten salts
    • C23G1/02—Cleaning or pickling metallic material with solutions or molten salts with acid solutions
    • C23G1/08—Iron or steel
    • C23G1/086—Iron or steel solutions containing HF

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)

Abstract

L'invention concerne un procédé pour le réglage de la composition d'une solution de décapage d'acier inoxydable. Le procédé consiste à utiliser un bain de sulfate ferrique-acide fluorhydrique et à maintenir le potentiel d'oxydoréduction de la solution de décapage dans une gamme prédéterminée par addition de peroxyde d'hydrogène. Application : décapage de l'acier inoxydable.
FR7818767A 1977-06-24 1978-06-22 Procede pour le reglage d'une solution de decapage d'acier inoxydable Withdrawn FR2395331A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7439877A JPS549120A (en) 1977-06-24 1977-06-24 Method of controlling acid cleaning liquid for stainless steel

Publications (1)

Publication Number Publication Date
FR2395331A1 true FR2395331A1 (fr) 1979-01-19

Family

ID=13546033

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7818767A Withdrawn FR2395331A1 (fr) 1977-06-24 1978-06-22 Procede pour le reglage d'une solution de decapage d'acier inoxydable

Country Status (16)

Country Link
JP (1) JPS549120A (fr)
AT (1) AT355390B (fr)
AU (1) AU3733978A (fr)
BE (1) BE868219A (fr)
BR (1) BR7804006A (fr)
CA (1) CA1119080A (fr)
DE (1) DE2827697A1 (fr)
ES (1) ES471061A1 (fr)
FR (1) FR2395331A1 (fr)
GB (1) GB2000196A (fr)
IN (1) IN147685B (fr)
IT (1) IT1096676B (fr)
LU (1) LU79861A1 (fr)
NL (1) NL7806638A (fr)
SE (1) SE7807184L (fr)
ZA (1) ZA783397B (fr)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3222532A1 (de) * 1982-06-16 1983-12-22 Arno 5042 Erftstadt Kuhlmann Verfahren und mittel zum sauren beizen von austenitischen edelstaehlen
EP0188975B8 (fr) 1985-01-22 2002-01-09 Ugine S.A. Procédé pour le décapage acide des aciers, et notamment des aciers inoxydables
FR2587369B1 (fr) * 1985-09-19 1993-01-29 Ugine Gueugnon Sa Procede de decapage acide de produits en acier inoxydable
US5154774A (en) * 1985-09-19 1992-10-13 Ugine Aciers De Chatillon Et Gueugnon Process for acid pickling of stainless steel products
EP0259533A1 (fr) * 1986-09-11 1988-03-16 Eka Nobel Aktiebolag Procédé pour diminuer l'emission d'oxydes de nitrogène à partir de liquides contenant de l'acide nitrique
GB2220005A (en) * 1988-06-28 1989-12-28 Borsodi Vegyi Komb Process for removing oxide layer and scale from metals and metal alloys
US5338367A (en) * 1989-07-26 1994-08-16 Ugine, Aciers De Chatillon Et Gueugnon Pickling process in an acid bath of metallic products containing titanium or at least one chemical element of the titanium family
FR2650303B1 (fr) * 1989-07-26 1993-12-10 Ugine Aciers Chatillon Gueugnon Procede de decapage en bain acide de produits metalliques contenant du titane ou au moins un element chimique de la famille du titane
SE9000166L (sv) * 1990-01-17 1991-07-18 Eka Nobel Ab Redoxreglering
FR2657888B1 (fr) * 1990-02-08 1994-04-15 Ugine Aciers Procedes de decapage de materiaux en acier inoxydable.
FR2673200A1 (fr) * 1991-02-25 1992-08-28 Ugine Aciers Procede de surdecapage de materiaux en acier tels que les aciers inoxydables et les aciers allies.
US5354383A (en) * 1991-03-29 1994-10-11 Itb, S.R.L. Process for pickling and passivating stainless steel without using nitric acid
IT1245594B (it) * 1991-03-29 1994-09-29 Itb Srl Processo di decapaggio e di passivazione di acciaio inossidabile senza acido nitrico
IT1255655B (it) * 1992-08-06 1995-11-09 Processo di decapaggio e passivazione di acciaio inossidabile senza impiego di acido nitrico
DE4417284C2 (de) * 1993-05-24 1999-03-25 Alfred Schmitz Verfahren zum Beizen von Werkstücken aus hochlegierten Werkstoffen
IT1276955B1 (it) * 1995-10-18 1997-11-03 Novamax Itb S R L Processo di decapaggio e passivazione di acciaio inossidabile senza impiego di acido nitrico
IT1276954B1 (it) * 1995-10-18 1997-11-03 Novamax Itb S R L Processo di decapaggio e di passivazione di acciaio inossidabile senza impiego di acido nitrico
SE510298C2 (sv) * 1995-11-28 1999-05-10 Eka Chemicals Ab Sätt vid betning av stål
FR2745301B1 (fr) * 1996-02-27 1998-04-03 Usinor Sacilor Procede de decapage d'une piece en acier et notamment d'une bande de tole en acier inoxydable
GB9807286D0 (en) 1998-04-06 1998-06-03 Solvay Interox Ltd Pickling process
DE19850524C2 (de) * 1998-11-03 2002-04-04 Eilenburger Elektrolyse & Umwelttechnik Gmbh Nitratfreies Recycling-Beizverfahren für Edelstähle
IT1303814B1 (it) * 1998-12-02 2001-02-23 Henkel Kgaa Apparecchiatura e metodo per controllare processi di decapaggio peracciaio.
IT1312556B1 (it) 1999-05-03 2002-04-22 Henkel Kgaa Processo di decapaggio di acciaio inossidabile in assenza di acidonitrico ed in presenza di ioni cloruro
CN103882455A (zh) * 2014-03-18 2014-06-25 浙江大学 一种不含硝酸的不锈钢酸洗液及其制备方法

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2748037A (en) * 1951-03-23 1956-05-29 Rohr Aircraft Corp Method of treating articles requiring annealing
GB1115445A (en) * 1965-06-18 1968-05-29 Forestal Ind U K Ltd Descaling solution
US3440170A (en) * 1964-06-09 1969-04-22 Ver Kunstmestf Mekog Albatros Process for the cleaning of equipment
DE1303190B (fr) * 1963-08-05 1971-07-08 Jung Arn Lokomotivfabrik Gmbh
JPS50133125A (fr) * 1974-04-10 1975-10-22
US3962005A (en) * 1975-06-30 1976-06-08 Zenith Radio Corporation Method for etching shadow mask and regenerating etchant

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2748037A (en) * 1951-03-23 1956-05-29 Rohr Aircraft Corp Method of treating articles requiring annealing
DE1303190B (fr) * 1963-08-05 1971-07-08 Jung Arn Lokomotivfabrik Gmbh
US3440170A (en) * 1964-06-09 1969-04-22 Ver Kunstmestf Mekog Albatros Process for the cleaning of equipment
GB1115445A (en) * 1965-06-18 1968-05-29 Forestal Ind U K Ltd Descaling solution
JPS50133125A (fr) * 1974-04-10 1975-10-22
US3962005A (en) * 1975-06-30 1976-06-08 Zenith Radio Corporation Method for etching shadow mask and regenerating etchant

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
CA1976 *

Also Published As

Publication number Publication date
IT7824576A0 (it) 1978-06-14
JPS549120A (en) 1979-01-23
LU79861A1 (fr) 1979-02-02
BE868219A (fr) 1978-12-18
GB2000196A (en) 1979-01-04
IT1096676B (it) 1985-08-26
NL7806638A (nl) 1978-12-28
IN147685B (fr) 1980-05-14
JPS568109B2 (fr) 1981-02-21
BR7804006A (pt) 1979-01-16
ES471061A1 (es) 1979-01-01
AT355390B (de) 1980-02-25
ZA783397B (en) 1979-06-27
CA1119080A (fr) 1982-03-02
AU3733978A (en) 1980-01-03
ATA439378A (de) 1979-07-15
SE7807184L (sv) 1978-12-25
DE2827697A1 (de) 1979-01-11

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