JPH0237270B2 - - Google Patents

Info

Publication number
JPH0237270B2
JPH0237270B2 JP56116733A JP11673381A JPH0237270B2 JP H0237270 B2 JPH0237270 B2 JP H0237270B2 JP 56116733 A JP56116733 A JP 56116733A JP 11673381 A JP11673381 A JP 11673381A JP H0237270 B2 JPH0237270 B2 JP H0237270B2
Authority
JP
Japan
Prior art keywords
zinc
pipe
welding
open pipe
end surfaces
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
JP56116733A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5816779A (ja
Inventor
Hirotsugu Inaba
Nobuyuki Yamauchi
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 JP11673381A priority Critical patent/JPS5816779A/ja
Publication of JPS5816779A publication Critical patent/JPS5816779A/ja
Publication of JPH0237270B2 publication Critical patent/JPH0237270B2/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)
JP11673381A 1981-07-24 1981-07-24 溶接管の製造方法 Granted JPS5816779A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11673381A JPS5816779A (ja) 1981-07-24 1981-07-24 溶接管の製造方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11673381A JPS5816779A (ja) 1981-07-24 1981-07-24 溶接管の製造方法

Publications (2)

Publication Number Publication Date
JPS5816779A JPS5816779A (ja) 1983-01-31
JPH0237270B2 true JPH0237270B2 (enrdf_load_stackoverflow) 1990-08-23

Family

ID=14694436

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11673381A Granted JPS5816779A (ja) 1981-07-24 1981-07-24 溶接管の製造方法

Country Status (1)

Country Link
JP (1) JPS5816779A (enrdf_load_stackoverflow)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5816780A (ja) * 1981-07-24 1983-01-31 Sumitomo Metal Ind Ltd 溶接管の製造方法
JPS60174267A (ja) * 1984-02-21 1985-09-07 Japan Steel & Tube Constr Co Ltd 磁気駆動ア−ク溶接法

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55165285A (en) * 1979-06-11 1980-12-23 Nippon Steel Corp Welding defect occurrence preventing method of high-frequency electric welding

Also Published As

Publication number Publication date
JPS5816779A (ja) 1983-01-31

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