IT1236712B - Procedimento e apparecchiatura per la produzione di tubi in lega leggera a diametro maggiorato a partire da tubi a diametro inferiore. - Google Patents

Procedimento e apparecchiatura per la produzione di tubi in lega leggera a diametro maggiorato a partire da tubi a diametro inferiore.

Info

Publication number
IT1236712B
IT1236712B IT02238689A IT2238689A IT1236712B IT 1236712 B IT1236712 B IT 1236712B IT 02238689 A IT02238689 A IT 02238689A IT 2238689 A IT2238689 A IT 2238689A IT 1236712 B IT1236712 B IT 1236712B
Authority
IT
Italy
Prior art keywords
tubes
diameter
alloy
production
equipment
Prior art date
Application number
IT02238689A
Other languages
English (en)
Other versions
IT8922386A1 (it
IT8922386A0 (it
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 filed Critical
Priority to IT02238689A priority Critical patent/IT1236712B/it
Publication of IT8922386A0 publication Critical patent/IT8922386A0/it
Priority to EP90121705A priority patent/EP0432485B1/en
Priority to AT90121705T priority patent/ATE107550T1/de
Priority to DE69010163T priority patent/DE69010163T2/de
Priority to DK90121705.9T priority patent/DK0432485T3/da
Priority to ES90121705T priority patent/ES2055851T3/es
Publication of IT8922386A1 publication Critical patent/IT8922386A1/it
Application granted granted Critical
Publication of IT1236712B publication Critical patent/IT1236712B/it

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D41/00—Application of procedures in order to alter the diameter of tube ends
    • B21D41/02—Enlarging

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Metal Extraction Processes (AREA)
  • Forging (AREA)
  • Shaping Metal By Deep-Drawing, Or The Like (AREA)
  • Heat Treatment Of Articles (AREA)
  • Rigid Pipes And Flexible Pipes (AREA)
IT02238689A 1989-11-15 1989-11-15 Procedimento e apparecchiatura per la produzione di tubi in lega leggera a diametro maggiorato a partire da tubi a diametro inferiore. IT1236712B (it)

Priority Applications (6)

Application Number Priority Date Filing Date Title
IT02238689A IT1236712B (it) 1989-11-15 1989-11-15 Procedimento e apparecchiatura per la produzione di tubi in lega leggera a diametro maggiorato a partire da tubi a diametro inferiore.
EP90121705A EP0432485B1 (en) 1989-11-15 1990-11-13 Process and apparatus for the production of light alloy tubing of larger diameter starting from tubing of smaller diameter
AT90121705T ATE107550T1 (de) 1989-11-15 1990-11-13 Verfahren und vorrichtung zum herstellen von leichtmetallrohren grossen durchmessers ausgehend von rohren kleinen durchmessers.
DE69010163T DE69010163T2 (de) 1989-11-15 1990-11-13 Verfahren und Vorrichtung zum Herstellen von Leichtmetallrohren grossen Durchmessers ausgehend von Rohren kleinen Durchmessers.
DK90121705.9T DK0432485T3 (da) 1989-11-15 1990-11-13 Fremgangsmåde og apparat til fremstilling af letmetallegeringsrør med forøget diameter gående ud fra rør af en mindre diameter
ES90121705T ES2055851T3 (es) 1989-11-15 1990-11-13 Procedimiento y aparato para la produccion de tuberia de aleacion ligera de diametro mayor partiendo de tuberia de diametro menor.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT02238689A IT1236712B (it) 1989-11-15 1989-11-15 Procedimento e apparecchiatura per la produzione di tubi in lega leggera a diametro maggiorato a partire da tubi a diametro inferiore.

Publications (3)

Publication Number Publication Date
IT8922386A0 IT8922386A0 (it) 1989-11-15
IT8922386A1 IT8922386A1 (it) 1991-05-15
IT1236712B true IT1236712B (it) 1993-03-26

Family

ID=11195577

Family Applications (1)

Application Number Title Priority Date Filing Date
IT02238689A IT1236712B (it) 1989-11-15 1989-11-15 Procedimento e apparecchiatura per la produzione di tubi in lega leggera a diametro maggiorato a partire da tubi a diametro inferiore.

Country Status (6)

Country Link
EP (1) EP0432485B1 (it)
AT (1) ATE107550T1 (it)
DE (1) DE69010163T2 (it)
DK (1) DK0432485T3 (it)
ES (1) ES2055851T3 (it)
IT (1) IT1236712B (it)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2012075095A2 (en) 2010-12-02 2012-06-07 Victaulic Company Pipe element having shoulder, groove and bead and methods and apparatus for manufacture thereof
CN103889609B (zh) 2011-09-02 2016-03-16 维克托里克公司 旋压成形方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3464253A (en) * 1967-06-29 1969-09-02 United States Pipe Foundry Method for rounding pipe
FR2195491B1 (it) * 1972-08-09 1975-03-07 Roulements Soc Nouvelle
GB2007134B (en) * 1977-11-04 1982-03-10 Honda Motor Co Ltd Apparatus for roll-forming seamless annular products
GB2025818B (en) * 1978-07-19 1982-06-09 Doncaster & Sons Ltd D Method of producing rings from aluminium-based alloys
DE3237295A1 (de) * 1982-10-08 1984-04-12 Stahlwerke Plate GmbH & Co KG, 5880 Lüdenscheid Ringwalzwerk
DE3717423A1 (de) * 1987-04-07 1988-10-27 Ragettli Christian Ag Verfahren zum profilformen von als rollkoerper ausgebildeten werkstuecken und einrichtung zur ausuebung des verfahrens

Also Published As

Publication number Publication date
EP0432485B1 (en) 1994-06-22
ES2055851T3 (es) 1994-09-01
DE69010163T2 (de) 1994-10-06
DK0432485T3 (da) 1994-07-25
ATE107550T1 (de) 1994-07-15
IT8922386A1 (it) 1991-05-15
IT8922386A0 (it) 1989-11-15
EP0432485A3 (en) 1991-07-03
DE69010163D1 (de) 1994-07-28
EP0432485A2 (en) 1991-06-19

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Legal Events

Date Code Title Description
0001 Granted
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19941129