GB1347864A - Method of producing a welded tube with a helical seam from a helically wound metal strip - Google Patents

Method of producing a welded tube with a helical seam from a helically wound metal strip

Info

Publication number
GB1347864A
GB1347864A GB2035271A GB2035271A GB1347864A GB 1347864 A GB1347864 A GB 1347864A GB 2035271 A GB2035271 A GB 2035271A GB 2035271 A GB2035271 A GB 2035271A GB 1347864 A GB1347864 A GB 1347864A
Authority
GB
United Kingdom
Prior art keywords
edge
bevelled
strip
tube
contact
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
GB2035271A
Other languages
English (en)
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
Priority claimed from DE19702007668 external-priority patent/DE2007668C/de
Application filed by Mannesmann AG filed Critical Mannesmann AG
Publication of GB1347864A publication Critical patent/GB1347864A/en
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
    • 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
    • B21C37/12—Making tubes or metal hoses with helically arranged seams
    • B21C37/122—Making tubes or metal hoses with helically arranged seams with welded or soldered seams
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K11/00—Resistance welding; Severing by resistance heating
    • B23K11/08—Seam welding not restricted to one of the preceding subgroups
    • B23K11/082—Seam welding not restricted to one of the preceding subgroups of three-dimensional seams
    • B23K11/084—Seam welding not restricted to one of the preceding subgroups of three-dimensional seams of helicoïdal seams

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Lining Or Joining Of Plastics Or The Like (AREA)
  • Butt Welding And Welding Of Specific Article (AREA)
GB2035271A 1970-02-13 1971-04-19 Method of producing a welded tube with a helical seam from a helically wound metal strip Expired GB1347864A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19702007668 DE2007668C (de) 1970-02-13 Verfahren zum Herstellen von geschweißten Rohren mit wendeiförmiger Naht

Publications (1)

Publication Number Publication Date
GB1347864A true GB1347864A (en) 1974-02-27

Family

ID=5762738

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2035271A Expired GB1347864A (en) 1970-02-13 1971-04-19 Method of producing a welded tube with a helical seam from a helically wound metal strip

Country Status (4)

Country Link
US (1) US3697718A (cg-RX-API-DMAC7.html)
JP (1) JPS5036428B1 (cg-RX-API-DMAC7.html)
FR (1) FR2079403B1 (cg-RX-API-DMAC7.html)
GB (1) GB1347864A (cg-RX-API-DMAC7.html)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52166423U (cg-RX-API-DMAC7.html) * 1976-06-10 1977-12-16
DE3323286A1 (de) * 1982-06-29 1983-12-29 Nippon Steel Corp., Tokyo Verfahren und vorrichtung zur herstellung spiralgeschweisster stahlrohre
US4645893A (en) * 1983-06-23 1987-02-24 Nippon Steel Corporation Method for manufacturing spiral-welded steel pipe
US5191911A (en) * 1987-03-18 1993-03-09 Quality Tubing, Inc. Continuous length of coilable tubing
US5456405A (en) * 1993-12-03 1995-10-10 Quality Tubing Inc. Dual bias weld for continuous coiled tubing
EP1646472B1 (en) * 2003-07-21 2010-09-15 Grant Prideco LP Device with a pipe/connector weld joint configuration
DE102006012660A1 (de) * 2006-03-20 2007-09-27 Mtu Aero Engines Gmbh Bauteil und Verfahren zum Verbinden von metallischen Bauelementen
DE102007062559A1 (de) * 2007-12-22 2009-06-25 Mtu Aero Engines Gmbh Verfahren zur Herstellung und Reparatur eines Bauteils und Bauteil einer Gasturbine
US20090309252A1 (en) * 2008-06-17 2009-12-17 Century, Inc. Method of controlling evaporation of a fluid in an article
US7793703B2 (en) * 2008-06-17 2010-09-14 Century Inc. Method of manufacturing a metal matrix composite
US9283734B2 (en) 2010-05-28 2016-03-15 Gunite Corporation Manufacturing apparatus and method of forming a preform
JPWO2023021945A1 (cg-RX-API-DMAC7.html) * 2021-08-19 2023-02-23

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1857505A (en) * 1928-03-21 1932-05-10 Smith Corp A O Method of butt welding by means of alpha flashing electric arc
US2288094A (en) * 1939-01-28 1942-06-30 Gen Motors Corp Method of making tubing
US3300616A (en) * 1965-05-15 1967-01-24 Hoesch Ag Apparatus for the resistance welding of tubes helically wound from metallic bands
DE1565793A1 (de) * 1966-03-29 1970-02-26 Siemens Ag Vorrichtung zum Herstellen von verschweissten Schraubennahtrohren

Also Published As

Publication number Publication date
DE2007668B2 (de) 1972-09-07
DE2007668A1 (de) 1971-09-02
JPS5036428B1 (cg-RX-API-DMAC7.html) 1975-11-25
FR2079403A1 (cg-RX-API-DMAC7.html) 1971-11-12
US3697718A (en) 1972-10-10
FR2079403B1 (cg-RX-API-DMAC7.html) 1973-06-08

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PLNP Patent lapsed through nonpayment of renewal fees