JPS53128562A - Method of fabricating steel pipe using bending molding roll - Google Patents

Method of fabricating steel pipe using bending molding roll

Info

Publication number
JPS53128562A
JPS53128562A JP4381877A JP4381877A JPS53128562A JP S53128562 A JPS53128562 A JP S53128562A JP 4381877 A JP4381877 A JP 4381877A JP 4381877 A JP4381877 A JP 4381877A JP S53128562 A JPS53128562 A JP S53128562A
Authority
JP
Japan
Prior art keywords
steel pipe
molding roll
bending molding
fabricating steel
fabricating
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
JP4381877A
Other languages
Japanese (ja)
Inventor
Katsuo Okubo
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
Nippon Steel Corp
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 filed Critical Nippon Steel Corp
Priority to JP4381877A priority Critical patent/JPS53128562A/en
Publication of JPS53128562A publication Critical patent/JPS53128562A/en
Pending legal-status Critical Current

Links

Landscapes

  • Bending Of Plates, Rods, And Pipes (AREA)

Abstract

PURPOSE: To provide the subject method comprising molding a steel pipe while applying pressure on the intermediate part of the drum length of a molding roll by one point or two-point beam thereby to prevent the generation of deflection and to make it possible to manufacture a long size pipe.
COPYRIGHT: (C)1978,JPO&Japio
JP4381877A 1977-04-16 1977-04-16 Method of fabricating steel pipe using bending molding roll Pending JPS53128562A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4381877A JPS53128562A (en) 1977-04-16 1977-04-16 Method of fabricating steel pipe using bending molding roll

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4381877A JPS53128562A (en) 1977-04-16 1977-04-16 Method of fabricating steel pipe using bending molding roll

Publications (1)

Publication Number Publication Date
JPS53128562A true JPS53128562A (en) 1978-11-09

Family

ID=12674314

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4381877A Pending JPS53128562A (en) 1977-04-16 1977-04-16 Method of fabricating steel pipe using bending molding roll

Country Status (1)

Country Link
JP (1) JPS53128562A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02274318A (en) * 1989-04-17 1990-11-08 Kanzaki Kogyo Kk Bending machine
EP1000676A2 (en) * 1998-11-04 2000-05-17 Kawasaki Steel Corporation Bending rolls, and pipe formed thereby

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02274318A (en) * 1989-04-17 1990-11-08 Kanzaki Kogyo Kk Bending machine
EP1000676A2 (en) * 1998-11-04 2000-05-17 Kawasaki Steel Corporation Bending rolls, and pipe formed thereby
EP1000676A3 (en) * 1998-11-04 2001-12-05 Kawasaki Steel Corporation Bending rolls, and pipe formed thereby
EP1514619A2 (en) * 1998-11-04 2005-03-16 JFE Steel Corporation Pipe forming method and apparatus
EP1514619A3 (en) * 1998-11-04 2005-03-23 JFE Steel Corporation Pipe forming method and apparatus

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