JPS579527A - Manufacture of square-shaped seam welded metallic tube - Google Patents

Manufacture of square-shaped seam welded metallic tube

Info

Publication number
JPS579527A
JPS579527A JP8445280A JP8445280A JPS579527A JP S579527 A JPS579527 A JP S579527A JP 8445280 A JP8445280 A JP 8445280A JP 8445280 A JP8445280 A JP 8445280A JP S579527 A JPS579527 A JP S579527A
Authority
JP
Japan
Prior art keywords
roll
welding
rolls
square
upward
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
JP8445280A
Other languages
English (en)
Japanese (ja)
Other versions
JPS643569B2 (index.php
Inventor
Seiichiro Ogawa
Akio Akahori
Hirotaku Onda
Tsutomu Miyata
Hirotsugu Haga
Kazuo Aoki
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
Nippon Steel Metal Products Co Ltd
Original Assignee
Nippon Steel Corp
Nippon Steel Metal Products Co 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 Nippon Steel Corp, Nippon Steel Metal Products Co Ltd filed Critical Nippon Steel Corp
Priority to JP8445280A priority Critical patent/JPS579527A/ja
Publication of JPS579527A publication Critical patent/JPS579527A/ja
Publication of JPS643569B2 publication Critical patent/JPS643569B2/ja
Granted legal-status Critical Current

Links

JP8445280A 1980-06-21 1980-06-21 Manufacture of square-shaped seam welded metallic tube Granted JPS579527A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8445280A JPS579527A (en) 1980-06-21 1980-06-21 Manufacture of square-shaped seam welded metallic tube

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8445280A JPS579527A (en) 1980-06-21 1980-06-21 Manufacture of square-shaped seam welded metallic tube

Publications (2)

Publication Number Publication Date
JPS579527A true JPS579527A (en) 1982-01-19
JPS643569B2 JPS643569B2 (index.php) 1989-01-23

Family

ID=13831004

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8445280A Granted JPS579527A (en) 1980-06-21 1980-06-21 Manufacture of square-shaped seam welded metallic tube

Country Status (1)

Country Link
JP (1) JPS579527A (index.php)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101193967B1 (ko) 2012-07-05 2012-10-24 임완순 삼각지지프레임 제조장치 및 그의 제조방법

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101193967B1 (ko) 2012-07-05 2012-10-24 임완순 삼각지지프레임 제조장치 및 그의 제조방법

Also Published As

Publication number Publication date
JPS643569B2 (index.php) 1989-01-23

Similar Documents

Publication Publication Date Title
JPS579527A (en) Manufacture of square-shaped seam welded metallic tube
GB2064384A (en) Strip-joining apparatus
JPS56128618A (en) Production of square steel pipe
JPS56168998A (en) Weldment positioner for tank having curved surface of revolution
JPS5750213A (en) Manufacture of square metallic blank pipe
JPS5481156A (en) Manufacture of welded box-shaped steel
JPS579528A (en) Manufacture of square-shaped metallic tube
JPS5568121A (en) Manufacture of large size square steel pipe
JPS56144868A (en) Production of internally overlaid elbow
JPS5781954A (en) Forming method for edge welded joint
JPS569022A (en) Continuous production of welded pipe
SU715153A1 (ru) Способ прокатки полосы
JPS5461060A (en) Manuacture of composite metallic material
JPS5530306A (en) Butting method for manufacturing welded steel tube in tacking
JPS5428259A (en) Strip edge reformer for welded pipe
JPS555165A (en) Production of seamed pipe
JPS54127860A (en) Production of high-toughness electric seam steel pipe
JPS56111589A (en) Tack arc welding method in pipe making process for spiral steel pipe
JPS54155965A (en) Manufacture of spirally welded steel pipe
JPS56109113A (en) Remove for internal bead of welded pipe
JPS59141388A (ja) 電縫管の製造方法および製造装置
JPS5561390A (en) Butt welding method of stationary pipe
JPS5645267A (en) Welding method of lap joint
JPS6054285A (ja) 重ね溶接継手部の板厚減少方法
JPS54141877A (en) High-frequency welder