DE2437441C3 - Verfahren zur kontinuierlichen Herstellung sehr langer Präzisionsrohre - Google Patents

Verfahren zur kontinuierlichen Herstellung sehr langer Präzisionsrohre

Info

Publication number
DE2437441C3
DE2437441C3 DE2437441A DE2437441A DE2437441C3 DE 2437441 C3 DE2437441 C3 DE 2437441C3 DE 2437441 A DE2437441 A DE 2437441A DE 2437441 A DE2437441 A DE 2437441A DE 2437441 C3 DE2437441 C3 DE 2437441C3
Authority
DE
Germany
Prior art keywords
mandrel bar
continuous production
loosening
precision tubes
long precision
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
Application number
DE2437441A
Other languages
German (de)
English (en)
Other versions
DE2437441B2 (de
DE2437441A1 (de
Inventor
Heinz Dr.-Ing. Kron
Hans Pferdekaemper
Johann 4812 Brackwede Wassen
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
Mannesmannroehren Werke 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 Mannesmannroehren Werke AG filed Critical Mannesmannroehren Werke AG
Priority to DE2437441A priority Critical patent/DE2437441C3/de
Priority to IT23040/75A priority patent/IT1037877B/it
Priority to FR7515458A priority patent/FR2280447A1/fr
Priority to SE7506889A priority patent/SE415093B/xx
Priority to GB31265/75A priority patent/GB1516123A/en
Priority to US05/599,186 priority patent/US4006622A/en
Priority to JP50094151A priority patent/JPS5140364A/ja
Publication of DE2437441A1 publication Critical patent/DE2437441A1/de
Publication of DE2437441B2 publication Critical patent/DE2437441B2/de
Application granted granted Critical
Publication of DE2437441C3 publication Critical patent/DE2437441C3/de
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES, PROFILES OR LIKE SEMI-MANUFACTURED PRODUCTS OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C1/00—Manufacture of metal sheets, wire, rods, tubes or like semi-manufactured products by drawing
    • B21C1/16—Metal drawing by machines or apparatus in which the drawing action is effected by means other than drums, e.g. by a longitudinally-moved carriage pulling or pushing the work or stock for making metal sheets, rods or tubes
    • B21C1/22—Metal drawing by machines or apparatus in which the drawing action is effected by means other than drums, e.g. by a longitudinally-moved carriage pulling or pushing the work or stock for making metal sheets, rods or tubes specially adapted for making tubular articles
    • B21C1/24—Metal drawing by machines or apparatus in which the drawing action is effected by means other than drums, e.g. by a longitudinally-moved carriage pulling or pushing the work or stock for making metal sheets, rods or tubes specially adapted for making tubular articles by means of mandrels
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES, PROFILES OR LIKE SEMI-MANUFACTURED PRODUCTS OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C37/00—Manufacture of metal sheets, rods, wire, tubes, profiles or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
    • B21C37/06—Manufacture of metal sheets, rods, wire, tubes, profiles or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of tubes or metal hoses; Combined procedures for making tubes, e.g. for making multi-wall tubes
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B15/00—Arrangements for performing additional metal-working operations specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills
    • B21B2015/0028—Drawing the rolled product

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Metal Extraction Processes (AREA)
DE2437441A 1974-08-01 1974-08-01 Verfahren zur kontinuierlichen Herstellung sehr langer Präzisionsrohre Expired DE2437441C3 (de)

Priority Applications (7)

Application Number Priority Date Filing Date Title
DE2437441A DE2437441C3 (de) 1974-08-01 1974-08-01 Verfahren zur kontinuierlichen Herstellung sehr langer Präzisionsrohre
IT23040/75A IT1037877B (it) 1974-08-01 1975-05-06 Procedimento continuo per la produzione di tubi di precisione molto lunghi e impianto per la realizzazione del procedimento
FR7515458A FR2280447A1 (fr) 1974-08-01 1975-05-16 Fabrication en continu de tubes de grande longueur
SE7506889A SE415093B (sv) 1974-08-01 1975-06-16 Forfarande for kontinuerlig framstellning av mycket laga precisionsror
GB31265/75A GB1516123A (en) 1974-08-01 1975-07-25 Process and an installation for the continuous production of tubes
US05/599,186 US4006622A (en) 1974-08-01 1975-07-25 Continuous process for the production of very long precision tubes and installation for carrying out the process
JP50094151A JPS5140364A (2) 1974-08-01 1975-08-01

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2437441A DE2437441C3 (de) 1974-08-01 1974-08-01 Verfahren zur kontinuierlichen Herstellung sehr langer Präzisionsrohre

Publications (3)

Publication Number Publication Date
DE2437441A1 DE2437441A1 (de) 1976-02-19
DE2437441B2 DE2437441B2 (de) 1979-08-09
DE2437441C3 true DE2437441C3 (de) 1980-05-08

Family

ID=5922346

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2437441A Expired DE2437441C3 (de) 1974-08-01 1974-08-01 Verfahren zur kontinuierlichen Herstellung sehr langer Präzisionsrohre

Country Status (7)

Country Link
US (1) US4006622A (2)
JP (1) JPS5140364A (2)
DE (1) DE2437441C3 (2)
FR (1) FR2280447A1 (2)
GB (1) GB1516123A (2)
IT (1) IT1037877B (2)
SE (1) SE415093B (2)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3738858C2 (de) * 1987-11-16 1995-02-09 Benteler Werke Ag Verfahren zur Herstellung von Rohren für die Fertigung von Wälzlagern
JP2522397B2 (ja) * 1989-03-27 1996-08-07 住友金属工業株式会社 細径長尺管材の製造方法
DE20122242U1 (de) * 2001-10-29 2004-11-11 Bültmann, Rudolf Vorrichtung zur Herstellung von Hohlprofilen
CN112620388B (zh) * 2020-12-01 2022-08-02 中色科技股份有限公司 一种铜合金管在线连续轧制退火拉伸生产线
CN115625226B (zh) * 2022-12-21 2023-03-21 中铝材料应用研究院有限公司 6xxx系铝合金管材及其制备方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1021669A (fr) * 1949-07-09 1953-02-23 Kocks Gmbh Friedrich Banc pousseur pour la fabrication de tubes sans soudure
US3581384A (en) * 1967-06-28 1971-06-01 Mannesmann Ag Method of producing seamless metal tubes
US3661005A (en) * 1969-10-29 1972-05-09 Mannesmann Ag Method for producing seamless tubes with small diameters

Also Published As

Publication number Publication date
GB1516123A (en) 1978-06-28
SE415093B (sv) 1980-09-08
US4006622A (en) 1977-02-08
IT1037877B (it) 1979-11-20
DE2437441B2 (de) 1979-08-09
DE2437441A1 (de) 1976-02-19
SE7506889L (sv) 1976-02-02
FR2280447A1 (fr) 1976-02-27
FR2280447B1 (2) 1979-04-13
JPS5140364A (2) 1976-04-05

Similar Documents

Publication Publication Date Title
DE2839169A1 (de) Verfahren und vorrichtung zum kaltziehen von rohren
CH673844A5 (2)
DE2437441C3 (de) Verfahren zur kontinuierlichen Herstellung sehr langer Präzisionsrohre
DE2839168C2 (de) Verfahren und Vorrichtung zum Kaltziehen von Rohren
DE2820865C2 (de) Vorrichtung zum Herstellen von Rohren
EP2640532B1 (de) Verfahren zur herstellung von nahtlos warmgewalzten rohren in rohrkontiwalzwerken
DE560343C (de) Verfahren zum Strangpressen von aus mehreren Schichten bestehenden Bloecken
DE2949970A1 (de) Anlage zur herstellung von nahtlosen metallrohren grossen durchmessers
DE1427915A1 (de) Verfahren und Einrichtung zum Herstellen nahtloser Rohre
DE3149646C2 (2)
DE3021940C2 (de) Verfahren und Anlage zum Herstellen von Rohren auf Rohrstoßbankanlagen
EP1155759A2 (de) Verfahren zur Vorbereitung eines Rohranfanges für das Ziehen über einen Ziehdorn
DE1752116A1 (de) Verfahren und Vorrichtung zum Herstellen nahtloser Stahlrohre
DE285989C (2)
DE3308782A1 (de) Walzwerksanordnung zur herstellung von nahtlosen stahlrohren
DE603138C (de) Verfahren zum abschnittweisen Strecken von Rohren
DE645529C (de) Vorrichtung zum Warmwalzen des Gewindes an Schraubmuffen von Rohren
DE2351616A1 (de) Verfahren zum herstellen von nahtlosen metallischen rohren
DE727975C (de) Gleichzeitiges Auswalzen von zwei oder mehr nahtlosen Rohren
DE679109C (de) Verfahren zur Herstellung von dickwandigen becherfoermigen Eisenkjoerpern
DE521445C (de) Verfahren zur Herstellung von Rohren mit nach innen verdickten Enden
DE478028C (de) Verfahren zum Ausstrecken metallener Hohlkoerper
DE884933C (de) Verfahren zur Herstellung von ein- oder mehrschichtigen Metallrohren
EP0128112A2 (de) Verfahren zum Verbessern der Aussendurchmesser- und Wanddickentoleranzen beim Masswalzen und Streckreduzieren von Rohrluppen
DE640209C (de) Pilgerschrittwalzwerk zum Auswalzen von Rohren aus hartem Metall

Legal Events

Date Code Title Description
BI Miscellaneous see part 2
C3 Grant after two publication steps (3rd publication)
8339 Ceased/non-payment of the annual fee