JPS6123586A - 電縫管の溶接欠陥検出方法 - Google Patents

電縫管の溶接欠陥検出方法

Info

Publication number
JPS6123586A
JPS6123586A JP14647284A JP14647284A JPS6123586A JP S6123586 A JPS6123586 A JP S6123586A JP 14647284 A JP14647284 A JP 14647284A JP 14647284 A JP14647284 A JP 14647284A JP S6123586 A JPS6123586 A JP S6123586A
Authority
JP
Japan
Prior art keywords
arc
welding
side edges
marker
signal
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
JP14647284A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0431796B2 (enExample
Inventor
Eiji Yoshikawa
吉川　英二
Takeshi Tsuruta
鶴田　毅
Yasuhei Makino
槇野　泰平
Makoto Ashihara
芦原　信
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 JP14647284A priority Critical patent/JPS6123586A/ja
Publication of JPS6123586A publication Critical patent/JPS6123586A/ja
Publication of JPH0431796B2 publication Critical patent/JPH0431796B2/ja
Granted legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K13/00—Welding by high-frequency current heating
    • B23K13/01—Welding by high-frequency current heating by induction heating
    • B23K13/02—Seam welding
    • B23K13/025—Seam welding for tubes

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
JP14647284A 1984-07-13 1984-07-13 電縫管の溶接欠陥検出方法 Granted JPS6123586A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14647284A JPS6123586A (ja) 1984-07-13 1984-07-13 電縫管の溶接欠陥検出方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14647284A JPS6123586A (ja) 1984-07-13 1984-07-13 電縫管の溶接欠陥検出方法

Publications (2)

Publication Number Publication Date
JPS6123586A true JPS6123586A (ja) 1986-02-01
JPH0431796B2 JPH0431796B2 (enExample) 1992-05-27

Family

ID=15408407

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14647284A Granted JPS6123586A (ja) 1984-07-13 1984-07-13 電縫管の溶接欠陥検出方法

Country Status (1)

Country Link
JP (1) JPS6123586A (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009039761A (ja) * 2007-08-09 2009-02-26 Nippon Steel & Sumikin Welding Co Ltd 低温用鋼のサブマージアーク溶接用フラックスおよびその溶接方法
JP2009072788A (ja) * 2007-09-18 2009-04-09 Jfe Steel Kk 溶接のスパーク検出方法及びスパーク検出装置ならびに溶接製品の製造方法

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5224510A (en) * 1975-08-20 1977-02-24 Hitachi Ltd Signal reproducer
JPS5360542U (enExample) * 1976-10-22 1978-05-23
JPS55110737A (en) * 1979-02-19 1980-08-26 Mitsubishi Electric Corp Welded zone treating machine
JPS5779083A (en) * 1980-10-31 1982-05-18 Sumitomo Metal Ind Ltd Monitoring device for weld zone of electric welded tube

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5224510A (en) * 1975-08-20 1977-02-24 Hitachi Ltd Signal reproducer
JPS5360542U (enExample) * 1976-10-22 1978-05-23
JPS55110737A (en) * 1979-02-19 1980-08-26 Mitsubishi Electric Corp Welded zone treating machine
JPS5779083A (en) * 1980-10-31 1982-05-18 Sumitomo Metal Ind Ltd Monitoring device for weld zone of electric welded tube

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009039761A (ja) * 2007-08-09 2009-02-26 Nippon Steel & Sumikin Welding Co Ltd 低温用鋼のサブマージアーク溶接用フラックスおよびその溶接方法
JP2009072788A (ja) * 2007-09-18 2009-04-09 Jfe Steel Kk 溶接のスパーク検出方法及びスパーク検出装置ならびに溶接製品の製造方法

Also Published As

Publication number Publication date
JPH0431796B2 (enExample) 1992-05-27

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