CA1069416A - Method and equipment for heat treatment of large tubes - Google Patents

Method and equipment for heat treatment of large tubes

Info

Publication number
CA1069416A
CA1069416A CA250,909A CA250909A CA1069416A CA 1069416 A CA1069416 A CA 1069416A CA 250909 A CA250909 A CA 250909A CA 1069416 A CA1069416 A CA 1069416A
Authority
CA
Canada
Prior art keywords
tube
heating
tubes
temperature
heat treating
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
CA250,909A
Other languages
English (en)
French (fr)
Inventor
Wolfgang Wiedenhoff
Herbert Forster
Helmut Landgraf
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
Application filed by Mannesmann AG filed Critical Mannesmann AG
Application granted granted Critical
Publication of CA1069416A publication Critical patent/CA1069416A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/34—Methods of heating
    • C21D1/42—Induction heating
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/25—Process efficiency

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Heat Treatment Of Articles (AREA)
CA250,909A 1975-06-30 1976-04-23 Method and equipment for heat treatment of large tubes Expired CA1069416A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19752529518 DE2529518B1 (de) 1975-06-30 1975-06-30 Verfahren und vorrichtung zur grossrohrverguetung

Publications (1)

Publication Number Publication Date
CA1069416A true CA1069416A (en) 1980-01-08

Family

ID=5950504

Family Applications (1)

Application Number Title Priority Date Filing Date
CA250,909A Expired CA1069416A (en) 1975-06-30 1976-04-23 Method and equipment for heat treatment of large tubes

Country Status (6)

Country Link
JP (1) JPS526322A (it)
CA (1) CA1069416A (it)
DE (1) DE2529518B1 (it)
FR (1) FR2316339A1 (it)
GB (1) GB1541093A (it)
IT (1) IT1059742B (it)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2714791A1 (de) * 1977-04-02 1978-10-05 Aeg Elotherm Gmbh Verfahren zur durchlauferwaermung eines langgestreckten metallenen werkstuecks, insbesondere zur durchlauferwaermung von stahlroehren
JPS57192991U (it) * 1981-05-30 1982-12-07
DE3140936A1 (de) * 1981-10-15 1983-05-05 Esser Werke GmbH vorm. Westmontan-Werke, 4788 Warstein "verfahren und vorrichtung zum innenhaerten eines doppellagigen stahlrohrs"
JPH0512274Y2 (it) * 1986-11-07 1993-03-29
CN100335662C (zh) * 2005-01-28 2007-09-05 三一重工股份有限公司 混凝土输送管生产工艺

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2349913B1 (de) * 1973-10-02 1975-04-10 Mannesmann Roehren Werke Ag Vorrichtung und Verfahren zum Abschreckhaerten von Rohren
FR2284847A1 (fr) * 1974-09-11 1976-04-09 Siderurgie Fse Inst Rech Procede et dispositif de rechauffage de demi-produits siderurgiques

Also Published As

Publication number Publication date
GB1541093A (en) 1979-02-21
DE2529518B1 (de) 1976-08-26
FR2316339A1 (fr) 1977-01-28
FR2316339B1 (it) 1979-01-19
IT1059742B (it) 1982-06-21
DE2529518A1 (it) 1976-08-26
JPS526322A (en) 1977-01-18

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