IT1058140B - Dispositivo e procedimento per la fabbricazione di tubi metallici senza saldatura - Google Patents

Dispositivo e procedimento per la fabbricazione di tubi metallici senza saldatura

Info

Publication number
IT1058140B
IT1058140B IT4905976A IT4905976A IT1058140B IT 1058140 B IT1058140 B IT 1058140B IT 4905976 A IT4905976 A IT 4905976A IT 4905976 A IT4905976 A IT 4905976A IT 1058140 B IT1058140 B IT 1058140B
Authority
IT
Italy
Prior art keywords
ingot
rolls
guide
cage
wall thickness
Prior art date
Application number
IT4905976A
Other languages
English (en)
Original Assignee
Kabel Metallwerke Ghh
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
Priority claimed from DE19752522855 external-priority patent/DE2522855A1/de
Application filed by Kabel Metallwerke Ghh filed Critical Kabel Metallwerke Ghh
Application granted granted Critical
Publication of IT1058140B publication Critical patent/IT1058140B/it

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B39/00—Arrangements for moving, supporting, or positioning work, or controlling its movement, combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills
    • B21B39/20—Revolving, turning-over, or like manipulation of work, e.g. revolving in trio stands
    • B21B39/30—Revolving, turning-over, or like manipulation of work, e.g. revolving in trio stands by lodging it in a rotating ring manipulator or ring segment manipulator
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B19/00—Tube-rolling by rollers arranged outside the work and having their axes not perpendicular to the axis of the work
    • B21B19/02—Tube-rolling by rollers arranged outside the work and having their axes not perpendicular to the axis of the work the axes of the rollers being arranged essentially diagonally to the axis of the work, e.g. "cross" tube-rolling ; Diescher mills, Stiefel disc piercers or Stiefel rotary piercers
    • B21B19/04—Rolling basic material of solid, i.e. non-hollow, structure; Piercing, e.g. rotary piercing mills

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Metal Rolling (AREA)
IT4905976A 1975-05-23 1976-04-15 Dispositivo e procedimento per la fabbricazione di tubi metallici senza saldatura IT1058140B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19752522855 DE2522855A1 (de) 1975-02-12 1975-05-23 Verfahren zur herstellung nahtloser metallischer rohre

Publications (1)

Publication Number Publication Date
IT1058140B true IT1058140B (it) 1982-04-10

Family

ID=5947243

Family Applications (1)

Application Number Title Priority Date Filing Date
IT4905976A IT1058140B (it) 1975-05-23 1976-04-15 Dispositivo e procedimento per la fabbricazione di tubi metallici senza saldatura

Country Status (1)

Country Link
IT (1) IT1058140B (it)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2577520A (en) * 2018-09-27 2020-04-01 Jih Cheng Yeh Straightening device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2577520A (en) * 2018-09-27 2020-04-01 Jih Cheng Yeh Straightening device
GB2577520B (en) * 2018-09-27 2021-03-03 Jih Cheng Yeh Straightening device

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