FR2312308A1 - Cylindre a gorge pour laminage a froid de tubes a parois minces - Google Patents

Cylindre a gorge pour laminage a froid de tubes a parois minces

Info

Publication number
FR2312308A1
FR2312308A1 FR7615993A FR7615993A FR2312308A1 FR 2312308 A1 FR2312308 A1 FR 2312308A1 FR 7615993 A FR7615993 A FR 7615993A FR 7615993 A FR7615993 A FR 7615993A FR 2312308 A1 FR2312308 A1 FR 2312308A1
Authority
FR
France
Prior art keywords
contact angle
grooved roller
walled tubes
groove length
working groove
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Withdrawn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
FR7615993A
Other languages
English (en)
French (fr)
Inventor
Edgar Dietrich
Horst Stinnertz
Willi Hagedorn
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 FR2312308A1 publication Critical patent/FR2312308A1/fr
Withdrawn legal-status Critical Current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)
  • Forging (AREA)
  • Metal Extraction Processes (AREA)
FR7615993A 1975-05-27 1976-05-26 Cylindre a gorge pour laminage a froid de tubes a parois minces Withdrawn FR2312308A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19752523810 DE2523810A1 (de) 1975-05-27 1975-05-27 Kaliberwalze zur herstellung, vorzugsweise duennwandiger rohre durch kaltpilgern

Publications (1)

Publication Number Publication Date
FR2312308A1 true FR2312308A1 (fr) 1976-12-24

Family

ID=5947702

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7615993A Withdrawn FR2312308A1 (fr) 1975-05-27 1976-05-26 Cylindre a gorge pour laminage a froid de tubes a parois minces

Country Status (5)

Country Link
JP (1) JPS5217357A (forum.php)
DD (1) DD125653A5 (forum.php)
DE (1) DE2523810A1 (forum.php)
FR (1) FR2312308A1 (forum.php)
IT (1) IT1063910B (forum.php)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59156504A (ja) * 1983-02-25 1984-09-05 Sanyo Tokushu Seikou Kk コ−ルドピルガ−ミルのロ−ルダイ

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE90937C (de) * 1894-01-21 1897-03-16 Walzwerk zum schrittweisen Walzen von Roehren
GB303456A (en) * 1927-07-04 1929-01-04 Samuel Endres Diescher Improvements in and relating to swedging rolls
GB465381A (en) * 1935-02-25 1937-05-06 Pipe & Tube Bending Corp Of Am An improved method and appliance for cold pilgering pipes
FR830915A (fr) * 1937-01-26 1938-08-12 Mannesmann Roehren Werke Ag Perfectionnement au calibrage des cylindres de laminoirs à pas de pélerin
US3416346A (en) * 1964-05-11 1968-12-17 Calumet & Hecla Method and apparatus for reducing the wall thickness of metal tubing
FR2025030A1 (forum.php) * 1968-12-02 1970-09-04 Mannesmann Meer Ag
FR2159750A5 (en) * 1971-11-10 1973-06-22 Le Sp Machining pilgrim mill rolls - producing accurate channels

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE90937C (de) * 1894-01-21 1897-03-16 Walzwerk zum schrittweisen Walzen von Roehren
GB303456A (en) * 1927-07-04 1929-01-04 Samuel Endres Diescher Improvements in and relating to swedging rolls
GB465381A (en) * 1935-02-25 1937-05-06 Pipe & Tube Bending Corp Of Am An improved method and appliance for cold pilgering pipes
FR830915A (fr) * 1937-01-26 1938-08-12 Mannesmann Roehren Werke Ag Perfectionnement au calibrage des cylindres de laminoirs à pas de pélerin
US3416346A (en) * 1964-05-11 1968-12-17 Calumet & Hecla Method and apparatus for reducing the wall thickness of metal tubing
FR2025030A1 (forum.php) * 1968-12-02 1970-09-04 Mannesmann Meer Ag
FR2159750A5 (en) * 1971-11-10 1973-06-22 Le Sp Machining pilgrim mill rolls - producing accurate channels

Also Published As

Publication number Publication date
DD125653A5 (forum.php) 1977-05-11
DE2523810A1 (de) 1976-12-02
JPS5217357A (en) 1977-02-09
IT1063910B (it) 1985-02-18

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Legal Events

Date Code Title Description
ST Notification of lapse