JPH0318544B2 - - Google Patents

Info

Publication number
JPH0318544B2
JPH0318544B2 JP62041436A JP4143687A JPH0318544B2 JP H0318544 B2 JPH0318544 B2 JP H0318544B2 JP 62041436 A JP62041436 A JP 62041436A JP 4143687 A JP4143687 A JP 4143687A JP H0318544 B2 JPH0318544 B2 JP H0318544B2
Authority
JP
Japan
Prior art keywords
steel pipe
diaphragm
welding
welding device
wall
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
JP62041436A
Other languages
English (en)
Japanese (ja)
Other versions
JPS63212075A (ja
Inventor
Shin Nakajima
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 JPS63212075A (ja) 1988-09-05
JPH0318544B2 true JPH0318544B2 (enrdf_load_stackoverflow) 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 (enrdf_load_stackoverflow)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5912387B2 (ja) * 1978-09-11 1984-03-22 株式会社神戸製鋼所 円筒体の内周面に設ける補強用環体の溶接方法
JPS6177193U (enrdf_load_stackoverflow) * 1984-10-29 1986-05-23

Also Published As

Publication number Publication date
JPS63212075A (ja) 1988-09-05

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