JPS55140147A - Supersonic flaw detection for steel pipe - Google Patents

Supersonic flaw detection for steel pipe

Info

Publication number
JPS55140147A
JPS55140147A JP4720979A JP4720979A JPS55140147A JP S55140147 A JPS55140147 A JP S55140147A JP 4720979 A JP4720979 A JP 4720979A JP 4720979 A JP4720979 A JP 4720979A JP S55140147 A JPS55140147 A JP S55140147A
Authority
JP
Japan
Prior art keywords
flaw
steel pipe
gate
reflected
surface flaw
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
JP4720979A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6125097B2 (enrdf_load_stackoverflow
Inventor
Masakazu Takahashi
Hachiro Kaneko
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
Priority to JP4720979A priority Critical patent/JPS55140147A/ja
Publication of JPS55140147A publication Critical patent/JPS55140147A/ja
Publication of JPS6125097B2 publication Critical patent/JPS6125097B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
JP4720979A 1979-04-19 1979-04-19 Supersonic flaw detection for steel pipe Granted JPS55140147A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4720979A JPS55140147A (en) 1979-04-19 1979-04-19 Supersonic flaw detection for steel pipe

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4720979A JPS55140147A (en) 1979-04-19 1979-04-19 Supersonic flaw detection for steel pipe

Publications (2)

Publication Number Publication Date
JPS55140147A true JPS55140147A (en) 1980-11-01
JPS6125097B2 JPS6125097B2 (enrdf_load_stackoverflow) 1986-06-13

Family

ID=12768754

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4720979A Granted JPS55140147A (en) 1979-04-19 1979-04-19 Supersonic flaw detection for steel pipe

Country Status (1)

Country Link
JP (1) JPS55140147A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9316294B2 (en) 2012-06-21 2016-04-19 Neturen Co., Ltd. Rack bar and rack bar teeth forming die

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2016042043A (ja) * 2014-08-15 2016-03-31 出光興産株式会社 外面腐食検査装置及び外面腐食検査方法

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9316294B2 (en) 2012-06-21 2016-04-19 Neturen Co., Ltd. Rack bar and rack bar teeth forming die
US10060518B2 (en) 2012-06-21 2018-08-28 Neturen Co., Ltd. Rack bar and rack bar teeth forming die

Also Published As

Publication number Publication date
JPS6125097B2 (enrdf_load_stackoverflow) 1986-06-13

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