JPS57144458A - Ultrasonic flaw detector - Google Patents

Ultrasonic flaw detector

Info

Publication number
JPS57144458A
JPS57144458A JP56030776A JP3077681A JPS57144458A JP S57144458 A JPS57144458 A JP S57144458A JP 56030776 A JP56030776 A JP 56030776A JP 3077681 A JP3077681 A JP 3077681A JP S57144458 A JPS57144458 A JP S57144458A
Authority
JP
Japan
Prior art keywords
pulses
weld
probe
echo pulses
parasitic
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
JP56030776A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6342744B2 (cg-RX-API-DMAC7.html
Inventor
Shigeaki Matsumoto
Toshio Shiraiwa
Hisao Yamaguchi
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.)
Nippon Steel Corp
Original Assignee
Sumitomo Metal Industries 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 Sumitomo Metal Industries Ltd filed Critical Sumitomo Metal Industries Ltd
Priority to JP56030776A priority Critical patent/JPS57144458A/ja
Publication of JPS57144458A publication Critical patent/JPS57144458A/ja
Publication of JPS6342744B2 publication Critical patent/JPS6342744B2/ja
Granted legal-status Critical Current

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
    • G01N29/36—Detecting the response signal, e.g. electronic circuits specially adapted therefor
    • G01N29/40—Detecting the response signal, e.g. electronic circuits specially adapted therefor by amplitude filtering, e.g. by applying a threshold or by gain control
    • 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
    • G01N29/24—Probes
    • G01N29/2487—Directing probes, e.g. angle probes
    • 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
    • G01N2291/02—Indexing codes associated with the analysed material
    • G01N2291/028—Material parameters
    • G01N2291/02854—Length, thickness
    • 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
    • G01N2291/04—Wave modes and trajectories
    • G01N2291/056—Angular incidence, angular propagation
    • 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
    • G01N2291/2634—Surfaces cylindrical from outside
    • 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
    • G01N2291/267—Welds
    • G01N2291/2675—Seam, butt welding

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)
  • Acoustics & Sound (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
JP56030776A 1981-03-03 1981-03-03 Ultrasonic flaw detector Granted JPS57144458A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP56030776A JPS57144458A (en) 1981-03-03 1981-03-03 Ultrasonic flaw detector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56030776A JPS57144458A (en) 1981-03-03 1981-03-03 Ultrasonic flaw detector

Publications (2)

Publication Number Publication Date
JPS57144458A true JPS57144458A (en) 1982-09-07
JPS6342744B2 JPS6342744B2 (cg-RX-API-DMAC7.html) 1988-08-25

Family

ID=12313080

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56030776A Granted JPS57144458A (en) 1981-03-03 1981-03-03 Ultrasonic flaw detector

Country Status (1)

Country Link
JP (1) JPS57144458A (cg-RX-API-DMAC7.html)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0197856A (ja) * 1987-10-09 1989-04-17 Toshiba Corp 超音波探傷装置
KR100438373B1 (ko) * 2002-03-12 2004-07-03 케이엔디티앤아이 주식회사 휴대용 폴리에틸렌 배관의 전기융착부 초음파검사장치
KR100480966B1 (ko) * 2002-10-15 2005-04-07 학교법인 성균관대학 유도초음파 탐지를 통한 배관 파이프의 스케일 진단방법 및 장치
JP2011106821A (ja) * 2009-11-12 2011-06-02 Mitsubishi Electric Corp 管材の溶接ビード測定方法並びに溶接ビード切削方法及び溶接ビード切削装置
JP2018100852A (ja) * 2016-12-19 2018-06-28 株式会社東芝 超音波検査装置および超音波検査方法および接合ブロック材の製造方法

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0234647U (cg-RX-API-DMAC7.html) * 1988-08-26 1990-03-06

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0197856A (ja) * 1987-10-09 1989-04-17 Toshiba Corp 超音波探傷装置
KR100438373B1 (ko) * 2002-03-12 2004-07-03 케이엔디티앤아이 주식회사 휴대용 폴리에틸렌 배관의 전기융착부 초음파검사장치
KR100480966B1 (ko) * 2002-10-15 2005-04-07 학교법인 성균관대학 유도초음파 탐지를 통한 배관 파이프의 스케일 진단방법 및 장치
JP2011106821A (ja) * 2009-11-12 2011-06-02 Mitsubishi Electric Corp 管材の溶接ビード測定方法並びに溶接ビード切削方法及び溶接ビード切削装置
JP2018100852A (ja) * 2016-12-19 2018-06-28 株式会社東芝 超音波検査装置および超音波検査方法および接合ブロック材の製造方法

Also Published As

Publication number Publication date
JPS6342744B2 (cg-RX-API-DMAC7.html) 1988-08-25

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