JPS6351505B2 - - Google Patents

Info

Publication number
JPS6351505B2
JPS6351505B2 JP57025984A JP2598482A JPS6351505B2 JP S6351505 B2 JPS6351505 B2 JP S6351505B2 JP 57025984 A JP57025984 A JP 57025984A JP 2598482 A JP2598482 A JP 2598482A JP S6351505 B2 JPS6351505 B2 JP S6351505B2
Authority
JP
Japan
Prior art keywords
sensor
master
slave
welding
sensors
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
JP57025984A
Other languages
English (en)
Japanese (ja)
Other versions
JPS58143264A (ja
Inventor
Koji Ishihara
Koji Yamada
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
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 Nippon Kokan Ltd filed Critical Nippon Kokan Ltd
Priority to JP57025984A priority Critical patent/JPS58143264A/ja
Publication of JPS58143264A publication Critical patent/JPS58143264A/ja
Publication of JPS6351505B2 publication Critical patent/JPS6351505B2/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
    • G01N29/14—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 using acoustic emission techniques
    • 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

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)
JP57025984A 1982-02-22 1982-02-22 音響放出による溶接欠陥の検知方法 Granted JPS58143264A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP57025984A JPS58143264A (ja) 1982-02-22 1982-02-22 音響放出による溶接欠陥の検知方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57025984A JPS58143264A (ja) 1982-02-22 1982-02-22 音響放出による溶接欠陥の検知方法

Publications (2)

Publication Number Publication Date
JPS58143264A JPS58143264A (ja) 1983-08-25
JPS6351505B2 true JPS6351505B2 (de) 1988-10-14

Family

ID=12180974

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57025984A Granted JPS58143264A (ja) 1982-02-22 1982-02-22 音響放出による溶接欠陥の検知方法

Country Status (1)

Country Link
JP (1) JPS58143264A (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH027817A (ja) * 1988-06-15 1990-01-11 Fuji Electric Co Ltd ガス絶縁開閉装置のガス封入容器

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6243565A (ja) * 1985-08-21 1987-02-25 Nippon Kokan Kk <Nkk> 溶接欠陥のリアルタイム監視方法

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH027817A (ja) * 1988-06-15 1990-01-11 Fuji Electric Co Ltd ガス絶縁開閉装置のガス封入容器

Also Published As

Publication number Publication date
JPS58143264A (ja) 1983-08-25

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