ATE135464T1 - Vorrichtung und verfahren zur qualitätskontrolle von metallrohren während des heisswalzens durch wirbelstrom - Google Patents

Vorrichtung und verfahren zur qualitätskontrolle von metallrohren während des heisswalzens durch wirbelstrom

Info

Publication number
ATE135464T1
ATE135464T1 AT91420273T AT91420273T ATE135464T1 AT E135464 T1 ATE135464 T1 AT E135464T1 AT 91420273 T AT91420273 T AT 91420273T AT 91420273 T AT91420273 T AT 91420273T AT E135464 T1 ATE135464 T1 AT E135464T1
Authority
AT
Austria
Prior art keywords
eddy current
hot rolling
quality control
during hot
metal tubes
Prior art date
Application number
AT91420273T
Other languages
English (en)
Inventor
Bernard Audenard
Bernard Bisiaux
Michel Quinaud
Gerard Desmoulin
Duvernay Jacques Eymard
Original Assignee
Vallourec Ind
Sofratest
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 Vallourec Ind, Sofratest filed Critical Vallourec Ind
Application granted granted Critical
Publication of ATE135464T1 publication Critical patent/ATE135464T1/de

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B38/00—Methods or devices for measuring, detecting or monitoring specially adapted for metal-rolling mills, e.g. position detection, inspection of the product
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/72—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables
    • G01N27/82—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws
    • G01N27/90—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws using eddy currents
    • G01N27/9013—Arrangements for scanning
    • G01N27/9026—Arrangements for scanning by moving the material
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/72—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables
    • G01N27/82—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws
    • G01N27/90—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws using eddy currents
    • G01N27/904—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws using eddy currents with two or more sensors
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B17/00—Tube-rolling by rollers of which the axes are arranged essentially perpendicular to the axis of the work, e.g. "axial" tube-rolling
    • B21B17/14—Tube-rolling by rollers of which the axes are arranged essentially perpendicular to the axis of the work, e.g. "axial" tube-rolling without mandrel, e.g. stretch-reducing mills

Landscapes

  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Biochemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Pathology (AREA)
  • Immunology (AREA)
  • Physics & Mathematics (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
  • Heat Treatment Of Articles (AREA)
  • General Induction Heating (AREA)
AT91420273T 1990-07-25 1991-07-23 Vorrichtung und verfahren zur qualitätskontrolle von metallrohren während des heisswalzens durch wirbelstrom ATE135464T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9009721A FR2665263A1 (fr) 1990-07-25 1990-07-25 Procede et dispositif de controle de defauts de tubes metalliques en cours de laminage a chaud par courants de foucault.

Publications (1)

Publication Number Publication Date
ATE135464T1 true ATE135464T1 (de) 1996-03-15

Family

ID=9399243

Family Applications (1)

Application Number Title Priority Date Filing Date
AT91420273T ATE135464T1 (de) 1990-07-25 1991-07-23 Vorrichtung und verfahren zur qualitätskontrolle von metallrohren während des heisswalzens durch wirbelstrom

Country Status (4)

Country Link
EP (1) EP0468905B1 (de)
AT (1) ATE135464T1 (de)
DE (1) DE69117830D1 (de)
FR (1) FR2665263A1 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5767671A (en) * 1996-04-25 1998-06-16 Halliburton Company Method of testing the lifeline of coiled tubing
DE19719980C1 (de) * 1997-05-13 1998-11-12 Georgsmarienhuette Gmbh Vorrichtung zur zerstörungsfreien Prüfung von heißem Walzmaterial, insbesondere Stabstahl
ATE222818T1 (de) * 1997-06-05 2002-09-15 V&M Deutschland Gmbh Verfahren und einrichtung zur erfassung des ist- zustandes eines heissen rohres
JP4998820B2 (ja) * 2007-03-14 2012-08-15 住友金属工業株式会社 渦流検査方法及び該渦流検査方法を実施するための渦流検査装置
DE102015119548B4 (de) 2015-07-13 2022-06-23 Sms Group Gmbh Messeinrichtung
CN105911601A (zh) * 2016-06-14 2016-08-31 安普科技有限公司 一种防静电式金属探测装置

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB991890A (en) * 1960-12-21 1965-05-12 British Non Ferrous Metals Res Improvements relating to search coil assemblies for eddy current testing
FR2540246A1 (fr) * 1983-01-28 1984-08-03 Solmer Dispositif pour detecter des criques sur les brames d'acier sortant d'une coulee continue
IT1199159B (it) * 1984-07-13 1988-12-30 Centro Speriment Metallurg Sonda per il controllo dei difetti superficiali di corpi metallici ad alta temperatura
US4686471A (en) * 1984-10-09 1987-08-11 Kawasaki Steel Corporation System for online-detection of the transformation value and/or flatness of steel or a magnetic material by detecting changes in induced voltages due to interlinked magnetic fluxes in detecting coils

Also Published As

Publication number Publication date
DE69117830D1 (de) 1996-04-18
EP0468905A1 (de) 1992-01-29
FR2665263B1 (de) 1994-12-16
FR2665263A1 (fr) 1992-01-31
EP0468905B1 (de) 1996-03-13

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Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties