JPH0527802B2 - - Google Patents

Info

Publication number
JPH0527802B2
JPH0527802B2 JP27389884A JP27389884A JPH0527802B2 JP H0527802 B2 JPH0527802 B2 JP H0527802B2 JP 27389884 A JP27389884 A JP 27389884A JP 27389884 A JP27389884 A JP 27389884A JP H0527802 B2 JPH0527802 B2 JP H0527802B2
Authority
JP
Japan
Prior art keywords
steel pipe
transmitting
receiving coil
coil
excitation
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 - Lifetime
Application number
JP27389884A
Other languages
English (en)
Japanese (ja)
Other versions
JPS61153513A (ja
Inventor
Hisao Yamaguchi
Kazuo Fujisawa
Riichi Murayama
Susumu Ito
Takashi Kadowaki
Soji Sasaki
Kazuya Sato
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.)
Hitachi Ltd
Nippon Steel Corp
Original Assignee
Hitachi Ltd
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 Hitachi Ltd, Sumitomo Metal Industries Ltd filed Critical Hitachi Ltd
Priority to JP27389884A priority Critical patent/JPS61153513A/ja
Publication of JPS61153513A publication Critical patent/JPS61153513A/ja
Publication of JPH0527802B2 publication Critical patent/JPH0527802B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B17/00—Measuring arrangements characterised by the use of infrasonic, sonic or ultrasonic vibrations
    • G01B17/02—Measuring arrangements characterised by the use of infrasonic, sonic or ultrasonic vibrations for measuring thickness

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Length Measuring Devices Characterised By Use Of Acoustic Means (AREA)
JP27389884A 1984-12-27 1984-12-27 電磁超音波計測装置 Granted JPS61153513A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP27389884A JPS61153513A (ja) 1984-12-27 1984-12-27 電磁超音波計測装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP27389884A JPS61153513A (ja) 1984-12-27 1984-12-27 電磁超音波計測装置

Publications (2)

Publication Number Publication Date
JPS61153513A JPS61153513A (ja) 1986-07-12
JPH0527802B2 true JPH0527802B2 (https=) 1993-04-22

Family

ID=17534105

Family Applications (1)

Application Number Title Priority Date Filing Date
JP27389884A Granted JPS61153513A (ja) 1984-12-27 1984-12-27 電磁超音波計測装置

Country Status (1)

Country Link
JP (1) JPS61153513A (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107421474B (zh) * 2017-04-25 2023-06-02 武汉中科创新技术股份有限公司 一种测量工件厚度的电磁超声测厚探头

Also Published As

Publication number Publication date
JPS61153513A (ja) 1986-07-12

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