EP1106713A3 - Method for determining the pickling time of a scaled metal strip - Google Patents

Method for determining the pickling time of a scaled metal strip Download PDF

Info

Publication number
EP1106713A3
EP1106713A3 EP00126992A EP00126992A EP1106713A3 EP 1106713 A3 EP1106713 A3 EP 1106713A3 EP 00126992 A EP00126992 A EP 00126992A EP 00126992 A EP00126992 A EP 00126992A EP 1106713 A3 EP1106713 A3 EP 1106713A3
Authority
EP
European Patent Office
Prior art keywords
determining
metal strip
pickling time
scaled metal
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.)
Granted
Application number
EP00126992A
Other languages
German (de)
French (fr)
Other versions
EP1106713A2 (en
EP1106713B1 (en
Inventor
Otto Dr. Gramckow
Hans-Ulrich Dr. Löffler
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.)
Siemens AG
Original Assignee
Siemens AG
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 Siemens AG filed Critical Siemens AG
Publication of EP1106713A2 publication Critical patent/EP1106713A2/en
Publication of EP1106713A3 publication Critical patent/EP1106713A3/en
Application granted granted Critical
Publication of EP1106713B1 publication Critical patent/EP1106713B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • 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
    • 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

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

The pickling time (TBeiz) is determined using a computer model (7) supplied with information specific to the strip (10), and specific to the pickling bath (9).
EP00126992A 1999-12-08 2000-12-08 Method for determining the pickling time of a scaled metal strip Expired - Lifetime EP1106713B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19959204 1999-12-08
DE19959204A DE19959204A1 (en) 1999-12-08 1999-12-08 Method for determining a pickling time of a metal strip having a scale layer

Publications (3)

Publication Number Publication Date
EP1106713A2 EP1106713A2 (en) 2001-06-13
EP1106713A3 true EP1106713A3 (en) 2002-07-31
EP1106713B1 EP1106713B1 (en) 2005-06-22

Family

ID=7931875

Family Applications (1)

Application Number Title Priority Date Filing Date
EP00126992A Expired - Lifetime EP1106713B1 (en) 1999-12-08 2000-12-08 Method for determining the pickling time of a scaled metal strip

Country Status (4)

Country Link
EP (1) EP1106713B1 (en)
AT (1) ATE298375T1 (en)
DE (2) DE19959204A1 (en)
ES (1) ES2244389T3 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10031978A1 (en) * 2000-06-30 2002-01-10 Sms Demag Ag Method and device for automatic scale detection from surfaces of metallic strip material, in particular hot-rolled steel strip and stainless steel strip
FR2925530B1 (en) * 2007-12-21 2010-08-27 Siemens Vai Metals Tech Sas INSTALLATION AND METHOD FOR CONTINUOUS STRIPPING OF STEEL BANDS
WO2010006895A1 (en) * 2008-07-16 2010-01-21 Siemens Aktiengesellschaft Operating method for a processing device processing a metal strip and system for processing a metal strip
DE102011017371B3 (en) * 2011-04-16 2012-07-19 Technische Universität Bergakademie Freiberg Improving surface quality of semi-finished product made of steel during hot deformation by influencing scale layer, comprises pressing one of three scale components e.g. magnetite and deforming obtained cylindrical and rectangular samples
WO2021058044A1 (en) * 2019-09-26 2021-04-01 Siedentop Gmbh Automated pickling time selection

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL6401445A (en) * 1964-02-18 1965-08-19
JPH10306391A (en) * 1997-03-03 1998-11-17 Hitachi Ltd Method for controlling pickling plant and the pickling plant
DE19743022A1 (en) * 1997-09-29 1999-04-01 Siemens Ag Method and device for pickling a metal strip
US6096137A (en) * 1997-03-03 2000-08-01 Hitachi, Ltd. Pickling plant and method of controlling the same

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19508474A1 (en) * 1995-03-09 1996-09-19 Siemens Ag Intelligent computer control system
DE19508476A1 (en) * 1995-03-09 1996-09-12 Siemens Ag Control system for a plant in the basic material or processing industry or similar

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL6401445A (en) * 1964-02-18 1965-08-19
JPH10306391A (en) * 1997-03-03 1998-11-17 Hitachi Ltd Method for controlling pickling plant and the pickling plant
US6096137A (en) * 1997-03-03 2000-08-01 Hitachi, Ltd. Pickling plant and method of controlling the same
DE19743022A1 (en) * 1997-09-29 1999-04-01 Siemens Ag Method and device for pickling a metal strip

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol. 1999, no. 02 26 February 1999 (1999-02-26) *
YAMAGUCHI SUSUMU ET AL: "Improvement in descaling of hot strip by hydrochloric acid", ISIJ INT;ISIJ INTERNATIONAL 1994 IRON & STEEL INST OF JAPAN, TOKYO, JPN, vol. 34, no. 8, 1994, pages 670 - 678, XP001079062 *

Also Published As

Publication number Publication date
ATE298375T1 (en) 2005-07-15
EP1106713A2 (en) 2001-06-13
DE50010598D1 (en) 2005-07-28
DE19959204A1 (en) 2001-07-12
EP1106713B1 (en) 2005-06-22
ES2244389T3 (en) 2005-12-16

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