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DK0974837T3 - Fremgangsmåde og indretning til nondestruktiv ultralydsprövning for indre fejl i stål, der skal valses i en stadig let deformerbar tilstand - Google Patents

Fremgangsmåde og indretning til nondestruktiv ultralydsprövning for indre fejl i stål, der skal valses i en stadig let deformerbar tilstand

Info

Publication number
DK0974837T3
DK0974837T3 DK99109512T DK99109512T DK0974837T3 DK 0974837 T3 DK0974837 T3 DK 0974837T3 DK 99109512 T DK99109512 T DK 99109512T DK 99109512 T DK99109512 T DK 99109512T DK 0974837 T3 DK0974837 T3 DK 0974837T3
Authority
DK
Denmark
Prior art keywords
rolled
easily deformable
ultrasonic testing
steel inner
still easily
Prior art date
Application number
DK99109512T
Other languages
English (en)
Inventor
Horst Scharlemann
Original Assignee
Georgsmarienhuette Gmbh
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
Priority claimed from DE19915203A external-priority patent/DE19915203C2/de
Application filed by Georgsmarienhuette Gmbh filed Critical Georgsmarienhuette Gmbh
Application granted granted Critical
Publication of DK0974837T3 publication Critical patent/DK0974837T3/da

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
    • G01N29/44—Processing the detected response signal, e.g. electronic circuits specially adapted therefor
    • G01N29/48—Processing the detected response signal, e.g. electronic circuits specially adapted therefor by amplitude comparison
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
    • G01N29/04—Analysing solids
    • G01N29/11—Analysing solids by measuring attenuation of acoustic waves
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
    • G01N29/22—Details, e.g. general constructional or apparatus details
    • G01N29/225—Supports, positioning or alignment in moving situation
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00—Indexing codes associated with group G01N29/00
    • G01N2291/04—Wave modes and trajectories
    • G01N2291/044—Internal reflections (echoes), e.g. on walls or defects
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00—Indexing codes associated with group G01N29/00
    • G01N2291/26—Scanned objects
    • G01N2291/263—Surfaces
    • G01N2291/2632—Surfaces flat

Landscapes

  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Acoustics & Sound (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
DK99109512T 1998-07-24 1999-05-12 Fremgangsmåde og indretning til nondestruktiv ultralydsprövning for indre fejl i stål, der skal valses i en stadig let deformerbar tilstand DK0974837T3 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19833386 1998-07-24
DE19915203A DE19915203C2 (de) 1998-07-24 1999-04-03 Verfahren und Vorrichtung zur zerstörungsfreien Prüfung von zu walzendem, noch gut verformbarem Stahl auf Innenfehler

Publications (1)

Publication Number Publication Date
DK0974837T3 true DK0974837T3 (da) 2007-10-29

Family

ID=26047676

Family Applications (1)

Application Number Title Priority Date Filing Date
DK99109512T DK0974837T3 (da) 1998-07-24 1999-05-12 Fremgangsmåde og indretning til nondestruktiv ultralydsprövning for indre fejl i stål, der skal valses i en stadig let deformerbar tilstand

Country Status (7)

Country Link
US (1) US6105408A (da)
EP (1) EP0974837B1 (da)
JP (1) JP3469133B2 (da)
AT (1) ATE367579T1 (da)
DE (1) DE59914412D1 (da)
DK (1) DK0974837T3 (da)
ES (1) ES2291005T3 (da)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1253713C (zh) * 1997-10-31 2006-04-26 杰富意钢铁株式会社 圆柱体表面的超声波探伤方法
DE102005044760B3 (de) * 2005-09-20 2007-04-12 Georgsmarienhütte Gmbh Vorrichtung zur Ultraschallprüfung von heißem Walzmaterial
US8920320B2 (en) * 2006-03-10 2014-12-30 Liposonix, Inc. Methods and apparatus for coupling a HIFU transducer to a skin surface
US8932238B2 (en) * 2009-09-29 2015-01-13 Liposonix, Inc. Medical ultrasound device with liquid dispensing device coupled to a therapy head

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3620061A (en) * 1969-10-03 1971-11-16 Us Navy Design of ultrasonic transducers for use with rolling mill rolls
ZA822586B (en) * 1981-05-06 1983-03-30 Automation Ind Inc An ultrasonic rail testing method and system
DE3204797C2 (de) * 1982-02-11 1983-12-29 Nukem Gmbh, 6450 Hanau Impuls-Echo-Verfahren zur zerstörungsfreien Ultraschall-Werkstoffprüfung
GB2137344A (en) * 1983-03-16 1984-10-03 Standard Telephones Cables Ltd Flaw protection in wire drawing
FR2580813B1 (fr) * 1985-04-17 1987-07-03 Aerospatiale Dispositif de controle par ultra-sons pourvu d'un organe de roulement
US4927299A (en) * 1987-05-21 1990-05-22 Regents Of The University Of Minnesota Integral acoustic emission sensor for manufacturing processes and mechanical components
FR2629586B1 (fr) * 1988-03-30 1992-01-03 Cezus Co Europ Zirconium Procede de controle ultrasonore de l'epaisseur de placage d'un tube metallique, dispositif correspondant et application a des tubes en alliage de zr plaque
US5048340A (en) * 1988-05-23 1991-09-17 Iowa State University Research Foundation, Inc. Semi-automatic system for ultrasonic measurement of texture
DE3905956A1 (de) * 1989-02-25 1990-09-13 Fraunhofer Ges Forschung Vorrichtung zur messung von ultraschallaufzeiten
DE9110922U1 (de) * 1991-06-21 1992-10-22 Siemens Ag, 8000 Muenchen Inspektion einer dynamoelektrischen Maschine in einem Spalt zwischen Stator und Rotor
GB9323482D0 (en) * 1993-11-13 1994-01-05 Palmer Stuart B Electromagnetic acoustic transducers

Also Published As

Publication number Publication date
EP0974837B1 (de) 2007-07-18
US6105408A (en) 2000-08-22
JP3469133B2 (ja) 2003-11-25
EP0974837A2 (de) 2000-01-26
ATE367579T1 (de) 2007-08-15
ES2291005T3 (es) 2008-02-16
EP0974837A3 (de) 2001-10-31
JP2000046805A (ja) 2000-02-18
DE59914412D1 (de) 2007-08-30

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