JPS53110950A - Prevention of terminal end defficiency formed during welding pipe joint portion by plural welding bars - Google Patents

Prevention of terminal end defficiency formed during welding pipe joint portion by plural welding bars

Info

Publication number
JPS53110950A
JPS53110950A JP1224778A JP1224778A JPS53110950A JP S53110950 A JPS53110950 A JP S53110950A JP 1224778 A JP1224778 A JP 1224778A JP 1224778 A JP1224778 A JP 1224778A JP S53110950 A JPS53110950 A JP S53110950A
Authority
JP
Japan
Prior art keywords
defficiency
prevention
joint portion
pipe joint
terminal end
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.)
Pending
Application number
JP1224778A
Other languages
English (en)
Japanese (ja)
Inventor
Papiirotsuku Karuruuhaintsu
Murujiku Mariannmihiyaeru
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.)
Vodafone GmbH
Original Assignee
Mannesmann AG
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 Mannesmann AG filed Critical Mannesmann AG
Publication of JPS53110950A publication Critical patent/JPS53110950A/ja
Pending 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
    • B23K9/00—Arc welding or cutting
    • B23K9/02—Seam welding; Backing means; Inserts
    • B23K9/025—Seam welding; Backing means; Inserts for rectilinear seams
    • B23K9/0253—Seam welding; Backing means; Inserts for rectilinear seams for the longitudinal seam of tubes
    • 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
    • B23K9/00—Arc welding or cutting
    • B23K9/02—Seam welding; Backing means; Inserts
    • B23K9/0203—Inserts

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Plasma & Fusion (AREA)
  • Mechanical Engineering (AREA)
  • Arc Welding In General (AREA)
  • Butt Welding And Welding Of Specific Article (AREA)
JP1224778A 1977-03-09 1978-02-06 Prevention of terminal end defficiency formed during welding pipe joint portion by plural welding bars Pending JPS53110950A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2710713A DE2710713C3 (de) 1977-03-09 1977-03-09 Verfahren zur Vermeidung von Anfangsfehlern beim Mehrdraht-Längsnahtschweißen von Rohren

Publications (1)

Publication Number Publication Date
JPS53110950A true JPS53110950A (en) 1978-09-28

Family

ID=6003407

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1224778A Pending JPS53110950A (en) 1977-03-09 1978-02-06 Prevention of terminal end defficiency formed during welding pipe joint portion by plural welding bars

Country Status (5)

Country Link
JP (1) JPS53110950A (fr)
DE (1) DE2710713C3 (fr)
FR (1) FR2382969A1 (fr)
GB (1) GB1597042A (fr)
IT (1) IT1093200B (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62230478A (ja) * 1986-03-31 1987-10-09 Sumitomo Metal Ind Ltd タブ板自動溶接装置
US6568077B1 (en) 2000-05-11 2003-05-27 General Electric Company Blisk weld repair

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2564396A (en) * 1949-11-01 1951-08-14 Republic Steel Corp Seam welding procedure for pipe manufacture
DE2609201C3 (de) * 1976-03-05 1979-07-19 Kobe Steel Ltd., Kobe, Hyogo (Japan) Verfahren zum Verhüten von Endkraterrissen beim Lichtbogenschweißen von Stumpfnähten durch Vorschweißbleche

Also Published As

Publication number Publication date
DE2710713B2 (de) 1980-03-13
DE2710713C3 (de) 1980-12-04
GB1597042A (en) 1981-09-03
FR2382969B1 (fr) 1982-02-19
IT7820987A0 (it) 1978-03-09
IT1093200B (it) 1985-07-19
FR2382969A1 (fr) 1978-10-06
DE2710713A1 (de) 1978-09-14

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