EP0476791A3 - Cold pilger rolling mill for fabrication of tubes by cold rolling - Google Patents

Cold pilger rolling mill for fabrication of tubes by cold rolling Download PDF

Info

Publication number
EP0476791A3
EP0476791A3 EP19910250216 EP91250216A EP0476791A3 EP 0476791 A3 EP0476791 A3 EP 0476791A3 EP 19910250216 EP19910250216 EP 19910250216 EP 91250216 A EP91250216 A EP 91250216A EP 0476791 A3 EP0476791 A3 EP 0476791A3
Authority
EP
European Patent Office
Prior art keywords
cold
rolling
fabrication
tubes
rolling mill
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.)
Withdrawn
Application number
EP19910250216
Other languages
German (de)
English (en)
Other versions
EP0476791A2 (de
Inventor
Horst Stinnertz
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.)
Vodafone GmbH
Original Assignee
Mannesmann AG
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 Mannesmann AG filed Critical Mannesmann AG
Publication of EP0476791A2 publication Critical patent/EP0476791A2/de
Publication of EP0476791A3 publication Critical patent/EP0476791A3/de
Withdrawn legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B21/00—Pilgrim-step tube-rolling, i.e. pilger mills
    • B21B21/02—Rollers therefor

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Reduction Rolling/Reduction Stand/Operation Of Reduction Machine (AREA)
  • Control Of Metal Rolling (AREA)
EP19910250216 1990-09-19 1991-07-31 Cold pilger rolling mill for fabrication of tubes by cold rolling Withdrawn EP0476791A3 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE4030047 1990-09-19
DE19904030047 DE4030047C1 (cg-RX-API-DMAC7.html) 1990-09-19 1990-09-19

Publications (2)

Publication Number Publication Date
EP0476791A2 EP0476791A2 (de) 1992-03-25
EP0476791A3 true EP0476791A3 (en) 1992-06-03

Family

ID=6414764

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19910250216 Withdrawn EP0476791A3 (en) 1990-09-19 1991-07-31 Cold pilger rolling mill for fabrication of tubes by cold rolling

Country Status (3)

Country Link
EP (1) EP0476791A3 (cg-RX-API-DMAC7.html)
JP (1) JPH04253510A (cg-RX-API-DMAC7.html)
DE (1) DE4030047C1 (cg-RX-API-DMAC7.html)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100356160B1 (ko) * 1997-12-23 2002-11-18 주식회사 포스코 선재조압연공형롤및이를이용한압연방법
RU2133161C1 (ru) * 1998-07-06 1999-07-20 Открытое акционерное общество Верхнесалдинское металлургическое производственное объединение Технологический инструмент для холодной прокатки труб
CN119426367B (zh) * 2024-12-13 2026-01-23 攀钢集团攀枝花钢铁研究院有限公司 一种降低tc4钛合金无缝管表面裂纹的冷轧方法

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DD888A (cg-RX-API-DMAC7.html) *
AT127343B (de) * 1930-08-19 1932-03-10 Mannesmann Ag Pilgerwalzenkaliber.
US4233834A (en) * 1979-01-26 1980-11-18 Sandvik Special Metal Corporation Method and apparatus for producing zircaloy tubes and zircaloy tubes thus produced

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DD888A (cg-RX-API-DMAC7.html) *
AT127343B (de) * 1930-08-19 1932-03-10 Mannesmann Ag Pilgerwalzenkaliber.
US4233834A (en) * 1979-01-26 1980-11-18 Sandvik Special Metal Corporation Method and apparatus for producing zircaloy tubes and zircaloy tubes thus produced

Also Published As

Publication number Publication date
JPH04253510A (ja) 1992-09-09
EP0476791A2 (de) 1992-03-25
DE4030047C1 (cg-RX-API-DMAC7.html) 1991-11-28

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