ITMI913262A1 - PROCEDURE AND DEVICE FOR THE LAMINATION OF PIPES, IN PARTICULAR IN LAMINATORS, REDUCERS-REDUCERS, PELLEGRINO OR CONTINUOUS STEP - Google Patents

PROCEDURE AND DEVICE FOR THE LAMINATION OF PIPES, IN PARTICULAR IN LAMINATORS, REDUCERS-REDUCERS, PELLEGRINO OR CONTINUOUS STEP

Info

Publication number
ITMI913262A1
ITMI913262A1 IT003262A ITMI913262A ITMI913262A1 IT MI913262 A1 ITMI913262 A1 IT MI913262A1 IT 003262 A IT003262 A IT 003262A IT MI913262 A ITMI913262 A IT MI913262A IT MI913262 A1 ITMI913262 A1 IT MI913262A1
Authority
IT
Italy
Prior art keywords
reducers
pellegrino
laminators
lamination
pipes
Prior art date
Application number
IT003262A
Other languages
Italian (it)
Inventor
Peter Thieven
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 ITMI913262A0 publication Critical patent/ITMI913262A0/en
Publication of ITMI913262A1 publication Critical patent/ITMI913262A1/en
Application granted granted Critical
Publication of IT1252620B publication Critical patent/IT1252620B/en

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)
ITMI913262A 1990-12-10 1991-12-05 PROCEDURE AND DEVICE FOR THE LAMINATION OF PIPES, IN PARTICULAR IN LAMINATORS, REDUCERS-REDUCERS, PELLEGRINO OR CONTINUOUS STEP IT1252620B (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 (3)

Publication Number Publication Date
ITMI913262A0 ITMI913262A0 (en) 1991-12-05
ITMI913262A1 true ITMI913262A1 (en) 1993-06-05
IT1252620B IT1252620B (en) 1995-06-19

Family

ID=6420188

Family Applications (1)

Application Number Title Priority Date Filing Date
ITMI913262A IT1252620B (en) 1990-12-10 1991-12-05 PROCEDURE AND DEVICE FOR THE LAMINATION OF PIPES, IN PARTICULAR IN LAMINATORS, REDUCERS-REDUCERS, PELLEGRINO OR CONTINUOUS STEP

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
IT1252620B (en) 1995-06-19
FR2670141A1 (en) 1992-06-12
DE4039741A1 (en) 1992-06-11
FR2670141B1 (en) 1995-04-21

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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: 19951130