JPS63212075A - 鋼管における内ダイヤフラム溶接工法および装置 - Google Patents

鋼管における内ダイヤフラム溶接工法および装置

Info

Publication number
JPS63212075A
JPS63212075A JP4143687A JP4143687A JPS63212075A JP S63212075 A JPS63212075 A JP S63212075A JP 4143687 A JP4143687 A JP 4143687A JP 4143687 A JP4143687 A JP 4143687A JP S63212075 A JPS63212075 A JP S63212075A
Authority
JP
Japan
Prior art keywords
steel pipe
diaphragm
welding
welding device
shaft
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
JP4143687A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0318544B2 (enExample
Inventor
Shin Nakajima
伸 中島
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.)
NAKAJIMA KOKAN KK
Original Assignee
NAKAJIMA KOKAN KK
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 NAKAJIMA KOKAN KK filed Critical NAKAJIMA KOKAN KK
Priority to JP4143687A priority Critical patent/JPS63212075A/ja
Publication of JPS63212075A publication Critical patent/JPS63212075A/ja
Publication of JPH0318544B2 publication Critical patent/JPH0318544B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Butt Welding And Welding Of Specific Article (AREA)
JP4143687A 1987-02-26 1987-02-26 鋼管における内ダイヤフラム溶接工法および装置 Granted JPS63212075A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4143687A JPS63212075A (ja) 1987-02-26 1987-02-26 鋼管における内ダイヤフラム溶接工法および装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4143687A JPS63212075A (ja) 1987-02-26 1987-02-26 鋼管における内ダイヤフラム溶接工法および装置

Publications (2)

Publication Number Publication Date
JPS63212075A true JPS63212075A (ja) 1988-09-05
JPH0318544B2 JPH0318544B2 (enExample) 1991-03-12

Family

ID=12608321

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4143687A Granted JPS63212075A (ja) 1987-02-26 1987-02-26 鋼管における内ダイヤフラム溶接工法および装置

Country Status (1)

Country Link
JP (1) JPS63212075A (enExample)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5540040A (en) * 1978-09-11 1980-03-21 Kobe Steel Ltd Welding method of reinforcing ring body on inside circumferential surface of cylindrical body
JPS6177193U (enExample) * 1984-10-29 1986-05-23

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5540040A (en) * 1978-09-11 1980-03-21 Kobe Steel Ltd Welding method of reinforcing ring body on inside circumferential surface of cylindrical body
JPS6177193U (enExample) * 1984-10-29 1986-05-23

Also Published As

Publication number Publication date
JPH0318544B2 (enExample) 1991-03-12

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