ZA9811343B - Process for pickling and passivating special steel - Google Patents

Process for pickling and passivating special steel

Info

Publication number
ZA9811343B
ZA9811343B ZA9811343A ZA9811343A ZA9811343B ZA 9811343 B ZA9811343 B ZA 9811343B ZA 9811343 A ZA9811343 A ZA 9811343A ZA 9811343 A ZA9811343 A ZA 9811343A ZA 9811343 B ZA9811343 B ZA 9811343B
Authority
ZA
South Africa
Prior art keywords
passivating
pickling
special steel
special
steel
Prior art date
Application number
ZA9811343A
Other languages
English (en)
Inventor
Paolo Giordani
Stefano Trasatti
Christos Comninellis
Original Assignee
Henkel Kgaa
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 Henkel Kgaa filed Critical Henkel Kgaa
Publication of ZA9811343B publication Critical patent/ZA9811343B/xx

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
    • 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
    • C23G1/081—Iron or steel solutions containing H2SO4

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)
  • Chemical Treatment Of Metals (AREA)
  • ing And Chemical Polishing (AREA)
ZA9811343A 1997-12-12 1998-12-10 Process for pickling and passivating special steel ZA9811343B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19755350A DE19755350A1 (de) 1997-12-12 1997-12-12 Verfahren zum Beizen und Passivieren von Edelstahl

Publications (1)

Publication Number Publication Date
ZA9811343B true ZA9811343B (en) 1999-06-14

Family

ID=7851742

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA9811343A ZA9811343B (en) 1997-12-12 1998-12-10 Process for pickling and passivating special steel

Country Status (7)

Country Link
EP (1) EP1040211B1 (de)
AR (1) AR010966A1 (de)
AU (1) AU2157999A (de)
DE (2) DE19755350A1 (de)
ES (1) ES2217621T3 (de)
WO (1) WO1999031296A1 (de)
ZA (1) ZA9811343B (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0974682A1 (de) * 1998-07-18 2000-01-26 Henkel Kommanditgesellschaft auf Aktien Verfahren zur chemischen Behandlung von Metalloberflächen und dazu geeignete Anlage
IT1302202B1 (it) 1998-09-11 2000-07-31 Henkel Kgaa Processo di decapaggio elettrolitico con soluzioni esenti da acidonitrico.
EP1257376B1 (de) 2000-02-10 2004-01-21 Tetronics Limited Plasmareaktor zur herstellung von feinem pulver
GB0004845D0 (en) 2000-02-29 2000-04-19 Tetronics Ltd A method and apparatus for packaging ultra fine powders into containers
CA2405743C (en) * 2000-04-10 2009-09-15 Tetronics Limited Twin plasma torch apparatus
DE10160318A1 (de) * 2001-12-07 2003-06-18 Henkel Kgaa Verfahren zum Beizen von martensitischem oder ferritischem Edelstahl
AU2002333772A1 (en) * 2002-08-30 2004-03-19 Henkel Kommanditgesellschaft Auf Aktien An economic method for restoring the oxidation potential of a pickling solution
ES2350095T3 (es) 2002-10-15 2011-01-18 HENKEL AG & CO. KGAA Solución y procedimiento de decapado para acero inoxidable.
DE102004041097A1 (de) * 2004-08-24 2006-03-02 Behr Gmbh & Co. Kg Verfahren zum Herstellen eines Bauteils
US20060182674A1 (en) * 2005-02-02 2006-08-17 Javier Jara Reduction of copper content in the molybdenite concentrate
DE102012024542A1 (de) * 2012-12-14 2014-06-18 Poligrat Gmbh Thixotropes Beizmittel
EP3771749A1 (de) * 2019-07-29 2021-02-03 Ewald Dörken Ag Verfahren zur passivierung metallischer substrate

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2136303B2 (de) * 1971-07-14 1975-08-28 New Canadian Processes Ltd., Toronto, Ontario (Kanada) Verfahren zur Herstellung von Eisen (lll)-chlorid aus Eisen (H)-ChIorid
US4707349A (en) * 1986-02-28 1987-11-17 Hjersted Norman B Process of preparing a preferred ferric sulfate solution, and product
JPH01165783A (ja) * 1987-12-23 1989-06-29 Kawasaki Steel Corp ステンレス鋼帯用酸洗浴の更新方法
JPH02205692A (ja) * 1989-02-04 1990-08-15 Nippon Steel Corp ステンレス鋼の酸洗方法およびその設備
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.
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
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
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
EP0795628B1 (de) * 1996-03-14 2001-05-23 CONDOROIL IMPIANTI s.r.l. Beizen von rostfreien Stahlen mit kontinuierliche katalytische Oxidation der Beizlösung

Also Published As

Publication number Publication date
ES2217621T3 (es) 2004-11-01
AU2157999A (en) 1999-07-05
DE59810931D1 (de) 2004-04-08
AR010966A1 (es) 2000-07-12
DE19755350A1 (de) 1999-06-17
EP1040211A1 (de) 2000-10-04
WO1999031296A1 (de) 1999-06-24
EP1040211B1 (de) 2004-03-03

Similar Documents

Publication Publication Date Title
HUP0003515A3 (en) Method of making iron and steel
GB2313848B (en) Method of making sheet steel
EP0924312A4 (de) Stahlrohr mit ultrafeinem gefüge und verfahren zu dessen herstellung
EP0950723A4 (de) Stahlteilen mit hohem ballastwiderstand und verfahren zur herstellung
EP0972087A4 (de) Hochfester stahl und verfahren zu dessen herstellung
HUP0101606A3 (en) Method for producing steel plate and steel plate
EP0866734A4 (de) Verfahren und zusammensetzung für die behandlung von metalloberflächen
ZA962761B (en) Austenitic steel alloy
EP0789090A4 (de) Heissgewalztes stahlblech und verfahren zu dessen herstellung
ZA982894B (en) Steel and process for the manufacturing of a component for bearings
GB2287956B (en) Thermal refiningless hot-rolled steel and method of making same
HUP0003772A3 (en) Alloy and process for galvanizing steel
PL317709A1 (en) Steel corrosion inhibitors composition
ZA9811343B (en) Process for pickling and passivating special steel
ZA988934B (en) Method and composition for inhibiting corrosion
GR3034297T3 (en) Process and aqueous solution for phosphatising metallic surfaces
GB9826851D0 (en) Process for treating metal surfaces
ZA97740B (en) Ferrous metallurgical process and installation.
GB9807286D0 (en) Pickling process
HUP9801908A3 (en) Ferritic steel, method for its production and its use
EP0966554A4 (de) Wässrige phosphatisierungszusammensetzung und verfahren für metallische oberflächen
EP0882120A4 (de) Verfahren und zusammensetzung zur behandlung von metalloberflächen
ZA9810715B (en) Method for pickling steel products
EP0996775A4 (de) Verfahren zum entzinken galvanisierten stahls
GB2328953B (en) Improved steel hardening process