IT1144404B - Procedimento per la fabbricazione di tubi metallici senza saldatura - Google Patents

Procedimento per la fabbricazione di tubi metallici senza saldatura

Info

Publication number
IT1144404B
IT1144404B IT8168001A IT6800181A IT1144404B IT 1144404 B IT1144404 B IT 1144404B IT 8168001 A IT8168001 A IT 8168001A IT 6800181 A IT6800181 A IT 6800181A IT 1144404 B IT1144404 B IT 1144404B
Authority
IT
Italy
Prior art keywords
welding
manufacture
metal tubes
tubes
metal
Prior art date
Application number
IT8168001A
Other languages
English (en)
Italian (it)
Other versions
IT8168001A0 (it
Inventor
Hayashi Chihiro
Yamada Tateo
Original Assignee
Sumitomo Metal Ind
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 JP9894980A external-priority patent/JPS5725209A/ja
Priority claimed from JP56022540A external-priority patent/JPS57137009A/ja
Application filed by Sumitomo Metal Ind filed Critical Sumitomo Metal Ind
Publication of IT8168001A0 publication Critical patent/IT8168001A0/it
Application granted granted Critical
Publication of IT1144404B publication Critical patent/IT1144404B/it

Links

Classifications

    • 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
    • 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
    • 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
    • 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
    • B21B19/06—Rolling hollow basic material, e.g. Assel mills
    • B21B19/10—Finishing, e.g. smoothing, sizing, reeling
IT8168001A 1980-07-18 1981-07-17 Procedimento per la fabbricazione di tubi metallici senza saldatura IT1144404B (it)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP9894980A JPS5725209A (en) 1980-07-18 1980-07-18 Production of seamless metallic pipe
JP56022540A JPS57137009A (en) 1981-02-17 1981-02-17 Manufacture of seamless metallic pipe

Publications (2)

Publication Number Publication Date
IT8168001A0 IT8168001A0 (it) 1981-07-17
IT1144404B true IT1144404B (it) 1986-10-29

Family

ID=26359785

Family Applications (1)

Application Number Title Priority Date Filing Date
IT8168001A IT1144404B (it) 1980-07-18 1981-07-17 Procedimento per la fabbricazione di tubi metallici senza saldatura

Country Status (8)

Country Link
AT (1) AT385923B (de)
AU (1) AU530920B2 (de)
CA (1) CA1159686A (de)
DE (1) DE3128055C2 (de)
FR (1) FR2486831A1 (de)
GB (1) GB2081152B (de)
IT (1) IT1144404B (de)
SE (1) SE446434B (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU564031B2 (en) * 1982-06-30 1987-07-30 Sumitomo Metal Industries Ltd. Manufacturing hollow rods
DE3236892A1 (de) * 1982-10-01 1984-04-05 Mannesmann AG, 4000 Düsseldorf Walzanlage zum herstellen von duennwandigen nahtlosen rohren
DE3717698A1 (de) * 1986-06-25 1988-01-14 Kocks Technik Verfahren und anlage zum herstellen nahtloser rohre
AT393966B (de) * 1988-03-25 1992-01-10 Blaschke Pumpen Filteranlagen Schutzanzug zur verwendung in einem durch giftstoffe verseuchten gebiet
DE4243688C1 (de) * 1992-12-18 1994-03-31 Mannesmann Ag Verfahren und Vorrichtung zum Ausrichten einer Luppe vor dem Streckreduzierwalzwerk
DE19808611A1 (de) * 1998-02-28 1999-09-02 Bosch Gmbh Robert Verfahren zum Herstellen einer abgewinkelten Bohrung in einem Bauteil
DE10229771A1 (de) * 2002-07-03 2004-01-29 Sms Meer Gmbh Verfahren und Vorrichtung zur Bestimmung der Exzentrizität eines Hohlblocks
DE102008061141B4 (de) * 2008-12-09 2012-08-30 Sumitomo Metal Industries, Ltd. Verfahren zur Herstellung nahtloser Rohre mittels eines Drei-Walzen-Stangenwalzwerks
DE102012107041B4 (de) 2012-08-01 2014-05-15 Benteler Deutschland Gmbh Verfahren und Vorrichtung zur Herstellung eines metallischen Hohlblockes aus einem metallischen Block
ITMI20130628A1 (it) * 2013-04-17 2014-10-18 Danieli Off Mecc Laminatoio integrato per tubi senza saldatura a laminazione trasversale
WO2020217725A1 (ja) 2019-04-23 2020-10-29 Ｊｆｅスチール株式会社 圧延矯正機、及び該圧延矯正機を用いた管又は棒の製造方法
BR112022012254A2 (pt) * 2020-01-14 2022-08-30 Nippon Steel Corp Método para produzir tubo de metal sem costura

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR534968A (fr) * 1916-02-21 1922-04-06 Laminoir à tubes
DE747926C (de) * 1936-10-02 1944-10-20 Schraegwalzwerk
DE936322C (de) * 1937-08-13 1955-12-07 Mannesmann Ag Dornloses Schraegwalzwerk zum Kalibrieren und Glaetten von Rohren unter schwacher Reduktion
DE846384C (de) * 1941-05-24 1952-08-11 Demag Ag Schraegwalzwerk mit drei oder mehr Walzen fuer die Herstellung nahtloser Rohre
DE948682C (de) * 1952-08-12 1956-09-06 Phoenix Rheinrohr Ag Vereinigt Schulterwalzwerk zum Streckreduzieren vorzugsweise starkwandiger Rohre
SE329584B (de) * 1966-06-16 1970-10-19 Skf Svenska Kullagerfab Ab

Also Published As

Publication number Publication date
AU530920B2 (en) 1983-08-04
CA1159686A (en) 1984-01-03
DE3128055C2 (de) 1993-08-19
GB2081152A (en) 1982-02-17
DE3128055A1 (de) 1982-03-04
AT385923B (de) 1988-06-10
ATA317981A (de) 1987-11-15
SE446434B (sv) 1986-09-15
FR2486831B1 (de) 1984-01-27
AU7309781A (en) 1982-04-08
SE8104419L (sv) 1982-01-19
FR2486831A1 (fr) 1982-01-22
IT8168001A0 (it) 1981-07-17
GB2081152B (en) 1984-11-07

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19950729