DE3630625C2 - - Google Patents

Info

Publication number
DE3630625C2
DE3630625C2 DE19863630625 DE3630625A DE3630625C2 DE 3630625 C2 DE3630625 C2 DE 3630625C2 DE 19863630625 DE19863630625 DE 19863630625 DE 3630625 A DE3630625 A DE 3630625A DE 3630625 C2 DE3630625 C2 DE 3630625C2
Authority
DE
Germany
Prior art keywords
tube
welding
diameter
longitudinally welded
slotted tube
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
DE19863630625
Other languages
German (de)
English (en)
Other versions
DE3630625A1 (de
Inventor
Gert Dr.Rer.Nat.Habil. 3531 Warburg De Vaubel
Stefan Dipl.-Ing. 4790 Paderborn De Klatzer
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.)
Benteler Deustchland GmbH
Original Assignee
Benteler Deustchland GmbH
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 Benteler Deustchland GmbH filed Critical Benteler Deustchland GmbH
Priority to DE19863630625 priority Critical patent/DE3630625A1/de
Publication of DE3630625A1 publication Critical patent/DE3630625A1/de
Application granted granted Critical
Publication of DE3630625C2 publication Critical patent/DE3630625C2/de
Granted legal-status Critical Current

Links

Classifications

    • 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
    • B23K11/06—Resistance welding; Severing by resistance heating using roller electrodes
    • B23K11/061—Resistance welding; Severing by resistance heating using roller electrodes for welding rectilinear seams
    • B23K11/062—Resistance welding; Severing by resistance heating using roller electrodes for welding rectilinear seams for welding longitudinal seams of tubes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C37/00—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
    • B21C37/06—Manufacture of metal sheets, bars, wire, tubes 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
    • B21C37/08—Making tubes with welded or soldered seams
    • B21C37/0807—Tube treating or manipulating combined with, or specially adapted for use in connection with tube making machines, e.g. drawing-off devices, cutting-off
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C37/00—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
    • B21C37/06—Manufacture of metal sheets, bars, wire, tubes 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
    • B21C37/08—Making tubes with welded or soldered seams
    • B21C37/09—Making tubes with welded or soldered seams of coated strip material ; Making multi-wall tubes
    • 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
    • B23K11/16—Resistance welding; Severing by resistance heating taking account of the properties of the material to be welded
    • B23K11/163—Welding of coated materials
    • B23K11/166—Welding of coated materials of galvanized or tinned materials
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/08—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for tubular bodies or pipes

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Heat Treatment Of Articles (AREA)
  • Coating With Molten Metal (AREA)
DE19863630625 1986-09-09 1986-09-09 Verfahren zur herstellung eines innen verzinkten rohrs Granted DE3630625A1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE19863630625 DE3630625A1 (de) 1986-09-09 1986-09-09 Verfahren zur herstellung eines innen verzinkten rohrs

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19863630625 DE3630625A1 (de) 1986-09-09 1986-09-09 Verfahren zur herstellung eines innen verzinkten rohrs

Publications (2)

Publication Number Publication Date
DE3630625A1 DE3630625A1 (de) 1988-03-17
DE3630625C2 true DE3630625C2 (ja) 1988-07-28

Family

ID=6309194

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19863630625 Granted DE3630625A1 (de) 1986-09-09 1986-09-09 Verfahren zur herstellung eines innen verzinkten rohrs

Country Status (1)

Country Link
DE (1) DE3630625A1 (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0962267A2 (de) 1998-05-28 1999-12-08 W.C. Heraeus GmbH Verfahren zur Herstellung von Verbund-Rohren aus Metall sowie Verbundrohr und dessen Verwendung
DE19915574A1 (de) * 1999-03-30 2000-10-12 Sms Demag Ag Verfahren zur Herstellung des innen- und/oder außen verzinnten Hohlprofiles sowie innenverzinntes Kupferrohr

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5474227A (en) * 1993-06-24 1995-12-12 The Idod Trust Method of forming seamed metal tube
US5732874A (en) * 1993-06-24 1998-03-31 The Idod Trust Method of forming seamed metal tube
US5344062A (en) * 1993-06-24 1994-09-06 The Idod Trust Method of forming seamed metal tube
DE19515853C2 (de) * 1995-04-29 2001-01-18 Hewing Gmbh Verfahren zum Ummanteln eines Kunststoffrohres mit einer Metallummantelung

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE7406801U (de) * 1974-05-30 Gebr Risse Gmbh Stahlband zur Herstellung von geschweißten Rohren
DE484494C (de) * 1928-04-03 1929-10-17 Franz Von Wurstemberger Loetverfahren fuer Eisen- und Stahlteile
US2222579A (en) * 1939-07-20 1940-11-19 Lukens Steel Co Welded seam clad tubing
DE719351C (de) * 1939-11-29 1942-04-04 Mecano Spezialartikel Fuer Kra Mehrschichtenrohr, das aus zwei Streifen verschiedener Metalle durch Laengszusammenbiegen geformt ist
DE878504C (de) * 1944-04-22 1953-06-05 Deutsche Edelstahlwerke Ag Verfahren und Anordnung zur Waermebehandlung von Metallteilen, insbesondere Stahl- und Eisenteilen
GB910171A (en) * 1960-01-21 1962-11-14 Armco Int Corp Method and apparatus for continuously forming welded coated steel tubing
GB1005701A (en) * 1963-11-15 1965-09-29 Allied Tube & Conduit Corp Improvements in or relating to continuous tube forming
US3350771A (en) * 1964-07-01 1967-11-07 Texas Instruments Inc Manufacture of seamed metallic tubing
BE793124A (fr) * 1972-06-23 1973-04-16 Wheeling Pittsburgh Steel Corp Tubes protecteurs metalliques pour canalisations electriques
IT991034B (it) * 1973-07-06 1975-07-30 Fischetti P Procedimento di formatura di tubi a superficie trattata e tubi cosi ottenuti

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0962267A2 (de) 1998-05-28 1999-12-08 W.C. Heraeus GmbH Verfahren zur Herstellung von Verbund-Rohren aus Metall sowie Verbundrohr und dessen Verwendung
DE19823832A1 (de) * 1998-05-28 1999-12-09 Heraeus Gmbh W C Verfahren zur Herstellung von Verbund-Rohren aus Metall sowie Verbundrohr und dessen Verwendung
DE19915574A1 (de) * 1999-03-30 2000-10-12 Sms Demag Ag Verfahren zur Herstellung des innen- und/oder außen verzinnten Hohlprofiles sowie innenverzinntes Kupferrohr

Also Published As

Publication number Publication date
DE3630625A1 (de) 1988-03-17

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Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee