JPS57146481A - Lap butt preventing method for edge part of blank material for electric welded steel pipe - Google Patents

Lap butt preventing method for edge part of blank material for electric welded steel pipe

Info

Publication number
JPS57146481A
JPS57146481A JP3233381A JP3233381A JPS57146481A JP S57146481 A JPS57146481 A JP S57146481A JP 3233381 A JP3233381 A JP 3233381A JP 3233381 A JP3233381 A JP 3233381A JP S57146481 A JPS57146481 A JP S57146481A
Authority
JP
Japan
Prior art keywords
center
edge parts
butt
rolls
pipe
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
JP3233381A
Other languages
English (en)
Other versions
JPS6033586B2 (ja
Inventor
Hirotomo Tominaga
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 Steel Corp
Original Assignee
Kawasaki Steel Corp
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 Kawasaki Steel Corp filed Critical Kawasaki Steel Corp
Priority to JP3233381A priority Critical patent/JPS6033586B2/ja
Publication of JPS57146481A publication Critical patent/JPS57146481A/ja
Publication of JPS6033586B2 publication Critical patent/JPS6033586B2/ja
Expired 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
    • B23K13/04—Welding by high-frequency current heating by conduction heating
    • B23K13/043—Seam welding
    • B23K13/046—Seam welding for tubes

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Rigid Pipes And Flexible Pipes (AREA)
JP3233381A 1981-03-05 1981-03-05 電縫鋼管用素管エツジ部のラツプ突合わせ防止方法 Expired JPS6033586B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3233381A JPS6033586B2 (ja) 1981-03-05 1981-03-05 電縫鋼管用素管エツジ部のラツプ突合わせ防止方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3233381A JPS6033586B2 (ja) 1981-03-05 1981-03-05 電縫鋼管用素管エツジ部のラツプ突合わせ防止方法

Publications (2)

Publication Number Publication Date
JPS57146481A true JPS57146481A (en) 1982-09-09
JPS6033586B2 JPS6033586B2 (ja) 1985-08-03

Family

ID=12356015

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3233381A Expired JPS6033586B2 (ja) 1981-03-05 1981-03-05 電縫鋼管用素管エツジ部のラツプ突合わせ防止方法

Country Status (1)

Country Link
JP (1) JPS6033586B2 (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS603984A (ja) * 1983-06-20 1985-01-10 Nippon Pipe Seizo Kk 電縫管製造装置のシ−ムガイド装置
JPS61107148A (ja) * 1984-10-30 1986-05-26 Kawasaki Steel Corp 溶接部検出装置

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS603984A (ja) * 1983-06-20 1985-01-10 Nippon Pipe Seizo Kk 電縫管製造装置のシ−ムガイド装置
JPH0516952B2 (ja) * 1983-06-20 1993-03-05 Nippon Pipe Seizo Kk
JPS61107148A (ja) * 1984-10-30 1986-05-26 Kawasaki Steel Corp 溶接部検出装置
JPH0431058B2 (ja) * 1984-10-30 1992-05-25

Also Published As

Publication number Publication date
JPS6033586B2 (ja) 1985-08-03

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