SE8303874L - Apparat for detektering av sprickor - Google Patents

Apparat for detektering av sprickor

Info

Publication number
SE8303874L
SE8303874L SE8303874A SE8303874A SE8303874L SE 8303874 L SE8303874 L SE 8303874L SE 8303874 A SE8303874 A SE 8303874A SE 8303874 A SE8303874 A SE 8303874A SE 8303874 L SE8303874 L SE 8303874L
Authority
SE
Sweden
Prior art keywords
inspected
lift
probe
coils
signal
Prior art date
Application number
SE8303874A
Other languages
Unknown language ( )
English (en)
Other versions
SE8303874D0 (sv
SE452914B (sv
Inventor
T Sakamoto
T Hiroshima
N Matsubara
K Miyata
Original Assignee
Sumitomo Metal Ind
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 JP11942282A external-priority patent/JPS599552A/ja
Priority claimed from JP57119421A external-priority patent/JPS599551A/ja
Application filed by Sumitomo Metal Ind filed Critical Sumitomo Metal Ind
Publication of SE8303874D0 publication Critical patent/SE8303874D0/sv
Publication of SE8303874L publication Critical patent/SE8303874L/sv
Publication of SE452914B publication Critical patent/SE452914B/sv

Links

Classifications

    • 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
    • G01N27/9046—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 by analysing electrical signals
    • G01N27/9053—Compensating for probe to workpiece spacing
    • 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
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
SE8303874A 1982-07-08 1983-07-07 Sprickdetekteringsapparat med roterande sond SE452914B (sv)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP11942282A JPS599552A (ja) 1982-07-08 1982-07-08 電磁誘導試験装置
JP57119421A JPS599551A (ja) 1982-07-08 1982-07-08 探傷装置

Publications (3)

Publication Number Publication Date
SE8303874D0 SE8303874D0 (sv) 1983-07-07
SE8303874L true SE8303874L (sv) 1984-01-09
SE452914B SE452914B (sv) 1987-12-21

Family

ID=26457168

Family Applications (1)

Application Number Title Priority Date Filing Date
SE8303874A SE452914B (sv) 1982-07-08 1983-07-07 Sprickdetekteringsapparat med roterande sond

Country Status (3)

Country Link
US (1) US4641092A (sv)
DE (1) DE3324444C2 (sv)
SE (1) SE452914B (sv)

Families Citing this family (37)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4631533A (en) * 1984-06-15 1986-12-23 Westinghouse Electric Corp. Display of eddy current detector data
FR2574938B1 (fr) * 1984-12-19 1986-12-26 Snecma Methode de controle par courants de foucault sans contact et dispositif de mise en oeuvre
DE3524106A1 (de) * 1985-07-05 1987-01-15 Thyssen Industrie Oberflaechenpruefeinrichtung
DE3532654A1 (de) * 1985-09-13 1987-03-26 Thyssen Industrie Oberflaechenpruefeinrichtung mit konturnachform-fuehrungssystem
DE3542159A1 (de) * 1985-11-28 1987-06-04 Nukem Gmbh Verfahren zur werkstoffpruefung nach dem wirbelstromprinzip und vorrichtung zur durchfuehrung des verfahrens
EP0242492B1 (en) * 1985-12-28 1992-08-05 Yamaha Corporation An improved non-contact type pattern sensor
US4755753A (en) * 1986-07-23 1988-07-05 General Electric Company Eddy current surface mapping system for flaw detection
US4849693A (en) * 1988-02-29 1989-07-18 Battelle Memorial Institute Automated measurement system employing eddy currents to adjust probe position and determine metal hardness
JPH01285850A (ja) * 1988-05-12 1989-11-16 Takeuchi Press Ind Co Ltd 缶のフランジ部またはカール部検査装置
DE3817574A1 (de) * 1988-05-24 1989-11-30 Fraunhofer Ges Forschung Wirbelstromsensor
JPH0254165A (ja) * 1988-08-19 1990-02-23 Kobe Steel Ltd 管棒材の渦流探傷方法
DE3839938C1 (sv) * 1988-11-26 1990-04-19 Thyssen Industrie Ag, 4300 Essen, De
DE3937261C2 (de) * 1989-11-09 1996-04-11 Foerster Inst Dr Friedrich Rotierkopf zum Abtasten von metallischem Prüfgut
IT1236168B (it) * 1989-11-30 1993-01-11 Marposs Spa Apparecchiatura per il controllo dinamico di caratteristiche di elementi lineari,e relativo metodo di controllo.
DE4003330A1 (de) * 1990-02-05 1991-08-08 Foerster Inst Dr Friedrich Wirbelstrompruefgeraet
DE4215700C2 (de) * 1992-05-13 1994-03-10 Bbc Reaktor Gmbh Verfahren und Einrichtung zum zerstörungsfreien Prüfen einer Durchführung eines Reaktordruckbehälter-Deckels
US5418456A (en) * 1992-06-17 1995-05-23 Westinghouse Electric Corporation Monitoring pilger forming operation by sensing periodic lateral displacement of workpiece
US5626438A (en) * 1993-01-15 1997-05-06 Pipeline Rehab, Inc. System for excavating and rehabilitating underground pipelines
US5418457A (en) * 1993-03-12 1995-05-23 General Electric Company System and method for aligning an inspection probe and maintaining uniform spacing between the probe surface and an inspection surface
DE4314274C2 (de) * 1993-04-30 1995-11-30 Foerster Inst Dr Friedrich Verfahren und Vorrichtung zur automatischen Durchmesserverstellung von an einem rotierend angetriebenen Prüfkopf vorgesehenen Gebern von Meß- und/oder Prüfeinrichtungen
DE4328711A1 (de) * 1993-08-26 1995-03-02 Foerster Inst Dr Friedrich Verfahren und Einrichtung zum Prüfen von langgestreckten Gegenständen mit von der Kreisform abweichendem Querschnitt
JP2002502315A (ja) * 1997-06-05 2002-01-22 マンネスマン・アクチエンゲゼルシャフト 加熱管の現状を検出する方法と装置
US7206706B2 (en) * 2005-03-09 2007-04-17 General Electric Company Inspection method and system using multifrequency phase analysis
DE102008038174A1 (de) * 2008-08-18 2010-02-25 Prüftechnik Dieter Busch AG Vorrichtung und Verfahren zur zerstörungs- und berührungsfreien Erfassung von Fehlern in einem Prüfling
US8264221B2 (en) 2009-07-31 2012-09-11 Olympus Ndt Eddy current probe assembly adjustable for inspecting test objects of different sizes
WO2011151530A1 (fr) 2010-05-31 2011-12-08 Arcelormittal Investigacion Y Desarrollo, S.L. Procede et dispositif de mesure de l'epaisseur d'une couche de revetement sur une bande en defilement
JP5625919B2 (ja) * 2011-01-05 2014-11-19 Ｊｆｅスチール株式会社 表層欠陥検出装置
DE102011056421A1 (de) * 2011-12-14 2013-06-20 V&M Deutschland Gmbh Verfahren zur Überwachung des Fertigungsprozesses von warmgefertigten Rohren aus Stahl
CN103776898B (zh) * 2013-12-26 2017-03-01 上海纤导精密机电设备有限公司 对称平衡式涡流传感器
CN104597120A (zh) * 2015-01-08 2015-05-06 赣州天清再生资源投资开发有限公司 一种用于较细管材探伤装置
CN104849345B (zh) * 2015-04-24 2017-12-19 中国矿业大学 一种矿用振动筛横梁疲劳裂纹的脉冲涡流检测装置
JP6634629B2 (ja) * 2015-07-01 2020-01-22 日鉄テクノロジー株式会社 渦流探傷装置
CN105181790A (zh) * 2015-08-03 2015-12-23 南京博克纳自动化系统有限公司 一种高效管漏磁检测装置及其检测方法
CN107192758B (zh) * 2017-06-02 2021-01-05 爱德森（厦门）电子有限公司 一种节能型涡流探伤用磁饱和装置
CN107167638A (zh) * 2017-07-12 2017-09-15 深圳市鹏元晟实业有限公司 一种测试治具
CN108663433A (zh) * 2018-06-14 2018-10-16 本钢板材股份有限公司 一种漏磁探伤探头通道破损检测工具及检测方法
EP4612713A2 (en) * 2022-11-03 2025-09-10 Holtec International Eddy current testing apparatus and related methods

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3582771A (en) * 1968-09-11 1971-06-01 Amf Inc Movable inspection device with fluid pressure operated retractors mounted on a rotating member
US3746972A (en) * 1970-02-16 1973-07-17 Republic Steel Corp Billet scanning mechanism using a probe carrying drum rotatable about the billet and pivotably mounted relative thereto
US3686564A (en) * 1970-10-08 1972-08-22 Westinghouse Electric Corp Multiple frequency magnetic field technique for differentiating between classes of metal objects
FR2111506A5 (sv) * 1970-10-19 1972-06-02 Republic Steel Corp
CH559348A5 (sv) * 1971-12-07 1975-02-28 Zumbach Electronic Automatic
US3781663A (en) * 1973-01-22 1973-12-25 United States Steel Corp Apparatus for adjustably mounting a tester transducer ring around the pass line of a tubular product processing mill
US3919628A (en) * 1974-04-26 1975-11-11 Republic Steel Corp Method and apparatus for rotating a flaw detector about a test piece and guiding it relative to undulations and bends
US4042876A (en) * 1976-04-29 1977-08-16 The United States Of America As Represented By The United States Energy Research And Development Administration Eddy current gauge for monitoring displacement using printed circuit coil
US4084136A (en) * 1976-10-21 1978-04-11 Battelle Memorial Institute Eddy current nondestructive testing device for measuring variable characteristics of a sample utilizing Walsh functions
US4215310A (en) * 1978-07-10 1980-07-29 United States Steel Corporation Magnetic testing method and apparatus having provision for eliminating inaccuracies caused by gaps between probe and test piece
FR2443682A1 (fr) * 1978-12-07 1980-07-04 Commissariat Energie Atomique Circuit de correction automatique d'un signal emis par un capteur differentiel desequilibre
US4365198A (en) * 1980-03-06 1982-12-21 Republic Steel Corporation Method and apparatus for detecting, classifying and marking defects in workpiece with improved timing control
US4461995A (en) * 1981-10-29 1984-07-24 Republic Steel Corporation Cooling method and apparatus for eddy current flaw detection

Also Published As

Publication number Publication date
DE3324444A1 (de) 1984-01-12
SE8303874D0 (sv) 1983-07-07
DE3324444C2 (de) 1986-10-09
SE452914B (sv) 1987-12-21
US4641092A (en) 1987-02-03

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