FR2670141B1 - PROCESS AND DEVICE FOR ROLLING TUBES, PARTICULARLY IN STRETCH-REDUCING ROLLING MACHINES, WITH PILGRIMS OR CONTINUOUSLY. - Google Patents

PROCESS AND DEVICE FOR ROLLING TUBES, PARTICULARLY IN STRETCH-REDUCING ROLLING MACHINES, WITH PILGRIMS OR CONTINUOUSLY.

Info

Publication number
FR2670141B1
FR2670141B1 FR9114238A FR9114238A FR2670141B1 FR 2670141 B1 FR2670141 B1 FR 2670141B1 FR 9114238 A FR9114238 A FR 9114238A FR 9114238 A FR9114238 A FR 9114238A FR 2670141 B1 FR2670141 B1 FR 2670141B1
Authority
FR
France
Prior art keywords
rolling
pilgrims
stretch
continuously
tubes
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.)
Expired - Fee Related
Application number
FR9114238A
Other languages
French (fr)
Other versions
FR2670141A1 (en
Inventor
Peter Thieven
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 FR2670141A1 publication Critical patent/FR2670141A1/en
Application granted granted Critical
Publication of FR2670141B1 publication Critical patent/FR2670141B1/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B37/00—Control devices or methods specially adapted for metal-rolling mills or the work produced thereby
    • B21B37/78—Control of tube rolling
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B37/00—Control devices or methods specially adapted for metal-rolling mills or the work produced thereby
    • B21B37/74—Temperature control, e.g. by cooling or heating the rolls or the product
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B17/00—Tube-rolling by rollers of which the axes are arranged essentially perpendicular to the axis of the work, e.g. "axial" tube-rolling
    • B21B17/14—Tube-rolling by rollers of which the axes are arranged essentially perpendicular to the axis of the work, e.g. "axial" tube-rolling without mandrel, e.g. stretch-reducing mills
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B2261/00—Product parameters
    • B21B2261/20—Temperature
    • B21B2261/21—Temperature profile

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Control Of Metal Rolling (AREA)
  • Metal Rolling (AREA)
FR9114238A 1990-12-10 1991-11-19 PROCESS AND DEVICE FOR ROLLING TUBES, PARTICULARLY IN STRETCH-REDUCING ROLLING MACHINES, WITH PILGRIMS OR CONTINUOUSLY. Expired - Fee Related FR2670141B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4039741A DE4039741B4 (en) 1990-12-10 1990-12-10 Method and device for rolling pipes, in particular in stretch-reducing, pilgering or continuous rolling mills

Publications (2)

Publication Number Publication Date
FR2670141A1 FR2670141A1 (en) 1992-06-12
FR2670141B1 true FR2670141B1 (en) 1995-04-21

Family

ID=6420188

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9114238A Expired - Fee Related FR2670141B1 (en) 1990-12-10 1991-11-19 PROCESS AND DEVICE FOR ROLLING TUBES, PARTICULARLY IN STRETCH-REDUCING ROLLING MACHINES, WITH PILGRIMS OR CONTINUOUSLY.

Country Status (3)

Country Link
DE (1) DE4039741B4 (en)
FR (1) FR2670141B1 (en)
IT (1) IT1252620B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3853428B2 (en) * 1995-08-25 2006-12-06 Ｊｆｅスチール株式会社 Method and equipment for drawing and rolling steel pipes
DE10332221B4 (en) * 2003-07-16 2006-05-11 Benteler Stahl/Rohr Gmbh Method for minimizing thickened ends during rolling of rolled products
DE102018217378B3 (en) 2018-10-11 2020-03-26 Sms Group Gmbh Wall thickness control when reducing pipe stretch

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3496745A (en) * 1967-05-01 1970-02-24 Kocks Gmbh Friedrich Process for stretch-reducing tubes
DE3319383A1 (en) * 1983-05-26 1984-11-29 Mannesmann AG, 4000 Düsseldorf METHOD FOR IMPROVING THE EXTERNAL DIAMETER AND WALL THICKNESS TOLERANCES IN MEASURING ROLLS AND REDUCTION OF TUBE TUBE
DD241022A1 (en) * 1985-09-19 1986-11-26 Freiberg Bergakademie METHOD FOR REGULATING THE TOTAL TURNING GROSS DURING TUBE PRODUCTION
JPS6289515A (en) * 1985-10-14 1987-04-24 Nippon Steel Corp Temperature control method and device for hot rolling stock

Also Published As

Publication number Publication date
DE4039741B4 (en) 2005-03-10
ITMI913262A0 (en) 1991-12-05
ITMI913262A1 (en) 1993-06-05
IT1252620B (en) 1995-06-19
FR2670141A1 (en) 1992-06-12
DE4039741A1 (en) 1992-06-11

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Legal Events

Date Code Title Description
ST Notification of lapse