JPS5626625A - Method and apparatus for preventing flattening at hot bending work for pipe - Google Patents

Method and apparatus for preventing flattening at hot bending work for pipe

Info

Publication number
JPS5626625A
JPS5626625A JP10225679A JP10225679A JPS5626625A JP S5626625 A JPS5626625 A JP S5626625A JP 10225679 A JP10225679 A JP 10225679A JP 10225679 A JP10225679 A JP 10225679A JP S5626625 A JPS5626625 A JP S5626625A
Authority
JP
Japan
Prior art keywords
pipe
outer diameter
section
true
retainer
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
JP10225679A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6115772B2 (enrdf_load_stackoverflow
Inventor
Yukimitsu Hanamoto
Akira Sakamoto
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.)
Dai Ichi High Frequency Co Ltd
Original Assignee
Dai Ichi High Frequency 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 Dai Ichi High Frequency Co Ltd filed Critical Dai Ichi High Frequency Co Ltd
Priority to JP10225679A priority Critical patent/JPS5626625A/ja
Publication of JPS5626625A publication Critical patent/JPS5626625A/ja
Publication of JPS6115772B2 publication Critical patent/JPS6115772B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Bending Of Plates, Rods, And Pipes (AREA)
JP10225679A 1979-08-13 1979-08-13 Method and apparatus for preventing flattening at hot bending work for pipe Granted JPS5626625A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10225679A JPS5626625A (en) 1979-08-13 1979-08-13 Method and apparatus for preventing flattening at hot bending work for pipe

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10225679A JPS5626625A (en) 1979-08-13 1979-08-13 Method and apparatus for preventing flattening at hot bending work for pipe

Publications (2)

Publication Number Publication Date
JPS5626625A true JPS5626625A (en) 1981-03-14
JPS6115772B2 JPS6115772B2 (enrdf_load_stackoverflow) 1986-04-25

Family

ID=14322503

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10225679A Granted JPS5626625A (en) 1979-08-13 1979-08-13 Method and apparatus for preventing flattening at hot bending work for pipe

Country Status (1)

Country Link
JP (1) JPS5626625A (enrdf_load_stackoverflow)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0261942U (enrdf_load_stackoverflow) * 1988-10-26 1990-05-09
EP1393832A1 (de) * 2002-08-27 2004-03-03 Mannesmannröhren-Werke AG Verfahren und Vorrichtung zum Induktivbiegen von Rohren
CN111570580A (zh) * 2020-05-20 2020-08-25 燕山大学 用于大直径厚壁管的加热装置及其加热方法

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0261942U (enrdf_load_stackoverflow) * 1988-10-26 1990-05-09
EP1393832A1 (de) * 2002-08-27 2004-03-03 Mannesmannröhren-Werke AG Verfahren und Vorrichtung zum Induktivbiegen von Rohren
DE10240341A1 (de) * 2002-08-27 2004-03-18 Mannesmannröhren-Werke Ag Verfahren und Vorrichtung zum Induktivbiegen von Rohren
CN111570580A (zh) * 2020-05-20 2020-08-25 燕山大学 用于大直径厚壁管的加热装置及其加热方法
CN111570580B (zh) * 2020-05-20 2021-03-05 燕山大学 用于大直径厚壁管的加热装置及其加热方法

Also Published As

Publication number Publication date
JPS6115772B2 (enrdf_load_stackoverflow) 1986-04-25

Similar Documents

Publication Publication Date Title
DE3366486D1 (en) Method and apparatus for cutting up a tubular work-piece of large diameter, especially with an oval section, such as cast iron pipes
JPS57123629A (en) U-shaped curving device for glass tube
JPS5626625A (en) Method and apparatus for preventing flattening at hot bending work for pipe
JPS57112916A (en) Working device for outer and inner surface of metallic pipe
DE3361131D1 (en) Process of hot-rolling steel, wherein heat loss from the steel is reduced by means of one or more heat-reflecting screens and apparatus for use in the process
JPS5529748A (en) Measuring apparatus for transverse vibration of internal shaft of roller bearing
ATE235568T1 (de) Vorrichtung zum führen eines bandes mit einer drehbaren konstruktion zum wechseln von stützrollen mit kühlungsvorrichtungen
JPS5333493A (en) Apparatus for processing outer peripheral edge at end part of work
JPS53146257A (en) Former for stepped end portion of cylindrical body
JPS566729A (en) Production of steel pipe having high collapse strength for oil well
JPS5465150A (en) Matrial transferrer
JPS568264A (en) Preparation of cylinder for photogravure printing
JPS5225389A (en) Product stretching conveyr roller for use with rolling machine equippe d with a silencer structure
JPS5636312A (en) Feeding apparatus for indentation mill
JPS5228716A (en) Fabrication process carbon steel tanks with large diameter
JPS5217291A (en) Process and equipment for cutting the work roll of a roller
JPS56131002A (en) Changing method for roll crown
JPS5719116A (en) Deep drawing equipment for edge of cylinder
JPS5398685A (en) Stocking apparatus
JPS5483665A (en) Guide unit on entry side of steel pipe piercing mill
JPS5577458A (en) Work-piece holding apparatus
SU92433A1 (ru) Приспособление дл наката желобов и гнезд под защитные скобы в наружных кольцах шариковых подшипников
JPS53121255A (en) Tube inserting method for heat exchanger
JPS53147614A (en) Receprocating neat treating apparatus for large diameter steel pipe
JPS5270912A (en) Equipment for heat treatment of high tensile steel material