GB2262346B - Method and apparatus for detecting defects of a steel material - Google Patents

Method and apparatus for detecting defects of a steel material

Info

Publication number
GB2262346B
GB2262346B GB9225190A GB9225190A GB2262346B GB 2262346 B GB2262346 B GB 2262346B GB 9225190 A GB9225190 A GB 9225190A GB 9225190 A GB9225190 A GB 9225190A GB 2262346 B GB2262346 B GB 2262346B
Authority
GB
United Kingdom
Prior art keywords
steel material
detecting defects
defects
detecting
steel
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.)
Expired - Fee Related
Application number
GB9225190A
Other versions
GB2262346A (en
GB9225190D0 (en
Inventor
Seigo Ando
Kazuo Tsuruoka
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.)
JFE Engineering Corp
Original Assignee
NKK Corp
Nippon Kokan Ltd
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 NKK Corp, Nippon Kokan Ltd filed Critical NKK Corp
Publication of GB9225190D0 publication Critical patent/GB9225190D0/en
Publication of GB2262346A publication Critical patent/GB2262346A/en
Application granted granted Critical
Publication of GB2262346B publication Critical patent/GB2262346B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • G01N27/904—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

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)
GB9225190A 1991-12-13 1992-12-02 Method and apparatus for detecting defects of a steel material Expired - Fee Related GB2262346B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3330399A JP2639264B2 (en) 1991-12-13 1991-12-13 Steel body inspection equipment

Publications (3)

Publication Number Publication Date
GB9225190D0 GB9225190D0 (en) 1993-01-20
GB2262346A GB2262346A (en) 1993-06-16
GB2262346B true GB2262346B (en) 1995-05-31

Family

ID=18232169

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9225190A Expired - Fee Related GB2262346B (en) 1991-12-13 1992-12-02 Method and apparatus for detecting defects of a steel material

Country Status (2)

Country Link
JP (1) JP2639264B2 (en)
GB (1) GB2262346B (en)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69615815T2 (en) * 1995-10-31 2002-06-06 Nippon Kokan Kk DEVICE FOR MAGNETIC ERROR DETECTION
JP3547334B2 (en) * 1999-02-24 2004-07-28 株式会社日立ビルシステム Magnetic flaw detector for elevator ropes
JP4205269B2 (en) * 1999-10-05 2009-01-07 株式会社京三製作所 Wire rope flaw detector
FR2811076B1 (en) * 2000-06-29 2002-09-20 Snecma Moteurs METHOD FOR MEASURING THE WALL THICKNESS OF A HOLLOW BLADE
WO2005016566A1 (en) * 2003-08-13 2005-02-24 Jfe Steel Corporation Method of manufacturing steel strip or surface-treated steel strip
JP2006284191A (en) * 2005-03-31 2006-10-19 Jfe Steel Kk Surface defect detecting method by eddy current type sensor
US8076929B2 (en) * 2006-09-21 2011-12-13 Shell Oil Company Device and method for detecting an anomaly in an assembly of a first and a second object
JP2008089328A (en) 2006-09-29 2008-04-17 Hitachi Ltd Eddy current flaw detector and eddy current flaw detection method
US8368395B2 (en) 2008-12-17 2013-02-05 Ndt Technologies, Inc. Magnetic inspection device and method for detecting loss in metallic cross section
JP4905560B2 (en) * 2010-01-14 2012-03-28 トヨタ自動車株式会社 Eddy current measurement sensor and inspection method using eddy current measurement sensor
JP2011191326A (en) * 2011-07-08 2011-09-29 Jfe Steel Corp Method for detecting surface defect on plate using vortex sensor
JP6550873B2 (en) * 2015-04-06 2019-07-31 日本製鉄株式会社 Eddy current flaw detection method
JP6579840B2 (en) * 2015-07-16 2019-09-25 住友化学株式会社 Defect measurement method, defect measurement apparatus, and inspection probe
CN105241954A (en) * 2015-11-13 2016-01-13 国家电网公司 Eddy current testing array transduction device for magnetic pole connection lead of hydroelectric generator
CN106770632B (en) * 2015-11-24 2023-06-16 核动力运行研究所 Direct current magnetization probe suitable for omega welding seam and based on receiving and transmitting type coil
CN105823797B (en) * 2016-03-21 2019-07-12 电子科技大学 A kind of induction thermal imagery non-destructive testing device based on symbiosis formula magnetic yoke coil
CN116134287A (en) * 2020-07-31 2023-05-16 杰富意钢铁株式会社 Inspection device, inspection system, inspection method, and repair method for component
CN112834606B (en) * 2021-01-07 2022-11-29 清华大学 Method and device for identifying defects of inner wall and outer wall based on focusing magnetic flux leakage composite detection
CN113866261B (en) * 2021-09-09 2023-09-26 内蒙古科技大学 Steel plate defect measuring device and method

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1231641A (en) * 1968-02-13 1971-05-12
GB2067766A (en) * 1980-01-15 1981-07-30 Bicc Ltd Testing elongate bodies of ferrous metals

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6341764U (en) * 1986-09-04 1988-03-18
JPH0260804U (en) * 1988-04-23 1990-05-07

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1231641A (en) * 1968-02-13 1971-05-12
GB2067766A (en) * 1980-01-15 1981-07-30 Bicc Ltd Testing elongate bodies of ferrous metals

Also Published As

Publication number Publication date
GB2262346A (en) 1993-06-16
GB9225190D0 (en) 1993-01-20
JPH05164745A (en) 1993-06-29
JP2639264B2 (en) 1997-08-06

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19981202