JPS6326344B2 - - Google Patents

Info

Publication number
JPS6326344B2
JPS6326344B2 JP56119141A JP11914181A JPS6326344B2 JP S6326344 B2 JPS6326344 B2 JP S6326344B2 JP 56119141 A JP56119141 A JP 56119141A JP 11914181 A JP11914181 A JP 11914181A JP S6326344 B2 JPS6326344 B2 JP S6326344B2
Authority
JP
Japan
Prior art keywords
piezoelectric element
sensor
flaw detection
electric signal
electric circuit
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
Application number
JP56119141A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5821558A (ja
Inventor
Tameyuki Akishika
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.)
KYOEI GIKEN KK
Original Assignee
KYOEI GIKEN KK
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 KYOEI GIKEN KK filed Critical KYOEI GIKEN KK
Priority to JP56119141A priority Critical patent/JPS5821558A/ja
Publication of JPS5821558A publication Critical patent/JPS5821558A/ja
Publication of JPS6326344B2 publication Critical patent/JPS6326344B2/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
    • G01N29/04—Analysing solids
    • G01N29/06—Visualisation of the interior, e.g. acoustic microscopy
    • G01N29/0609—Display arrangements, e.g. colour displays
    • 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
    • G01N2291/00—Indexing codes associated with group G01N29/00
    • G01N2291/01—Indexing codes associated with the measuring variable
    • G01N2291/014—Resonance or resonant frequency
    • 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
    • G01N2291/10—Number of transducers
    • G01N2291/102—Number of transducers one emitter, one receiver
    • 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)
  • Acoustics & Sound (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)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
JP56119141A 1981-07-31 1981-07-31 非金属物超音波探傷装置 Granted JPS5821558A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP56119141A JPS5821558A (ja) 1981-07-31 1981-07-31 非金属物超音波探傷装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56119141A JPS5821558A (ja) 1981-07-31 1981-07-31 非金属物超音波探傷装置

Publications (2)

Publication Number Publication Date
JPS5821558A JPS5821558A (ja) 1983-02-08
JPS6326344B2 true JPS6326344B2 (fr) 1988-05-30

Family

ID=14753935

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56119141A Granted JPS5821558A (ja) 1981-07-31 1981-07-31 非金属物超音波探傷装置

Country Status (1)

Country Link
JP (1) JPS5821558A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0565333U (ja) * 1992-02-19 1993-08-31 せいし 鈴木 指圧器

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2144853B (en) * 1983-08-10 1987-01-14 Rolls Royce Component inspection by self generated transient stress wave detection
JPS61169758A (ja) * 1985-01-22 1986-07-31 Bridgestone Corp シ−ト接合部の超音波連続非破壊検査装置
JPS63236960A (ja) * 1987-03-25 1988-10-03 Nippon Paint Co Ltd 塗膜の接着状態検査方法
US6591681B1 (en) * 2000-08-23 2003-07-15 Mitsubishi Denki Kabushiki Kaisha Nondestructive inspection apparatus for inspecting an internal defect in an object
KR101210472B1 (ko) 2010-12-02 2012-12-10 한국수력원자력 주식회사 초음파공명의 비선형특성을 이용한 미세균열 탐지장치 및 그 방법

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0565333U (ja) * 1992-02-19 1993-08-31 せいし 鈴木 指圧器

Also Published As

Publication number Publication date
JPS5821558A (ja) 1983-02-08

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