EP2716785A3 - Method and device for soft annealing of aluminium tubes - Google Patents

Method and device for soft annealing of aluminium tubes Download PDF

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Publication number
EP2716785A3
EP2716785A3 EP13187218.6A EP13187218A EP2716785A3 EP 2716785 A3 EP2716785 A3 EP 2716785A3 EP 13187218 A EP13187218 A EP 13187218A EP 2716785 A3 EP2716785 A3 EP 2716785A3
Authority
EP
European Patent Office
Prior art keywords
soft annealing
aluminium tubes
annealing
tube
tube blanks
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.)
Withdrawn
Application number
EP13187218.6A
Other languages
German (de)
French (fr)
Other versions
EP2716785A2 (en
Inventor
Dietmar Ramminger
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.)
Sprimag Spritzmaschinenbau & Co KG GmbH
Original Assignee
Sprimag Spritzmaschinenbau & Co KG 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 Sprimag Spritzmaschinenbau & Co KG GmbH filed Critical Sprimag Spritzmaschinenbau & Co KG GmbH
Publication of EP2716785A2 publication Critical patent/EP2716785A2/en
Publication of EP2716785A3 publication Critical patent/EP2716785A3/en
Withdrawn legal-status Critical Current

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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
    • C21D9/0068—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for particular articles not mentioned below
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B17/00—Furnaces of a kind not covered by any preceding group
    • F27B17/0016—Chamber type furnaces
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B5/00—Muffle furnaces; Retort furnaces; Other furnaces in which the charge is held completely isolated
    • F27B5/06—Details, accessories, or equipment peculiar to furnaces of these types
    • 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
    • C21D1/26—Methods of annealing
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B17/00—Furnaces of a kind not covered by any preceding group
    • F27B17/0016—Chamber type furnaces
    • F27B2017/0091—Series of chambers, e.g. associated in their use

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Thermal Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • General Engineering & Computer Science (AREA)
  • Heat Treatment Of Articles (AREA)
  • Tunnel Furnaces (AREA)
  • Heat Treatments In General, Especially Conveying And Cooling (AREA)

Abstract

Die Erfindung betrifft einen Tubenglühofen (1) zum Weichglühen von Tubenrohlingen (5), insbesondere aus Aluminium, umfassend einen Ofenkörper (2;2,3) mit einer oder mehreren zylinderförmigen Kammern (4;8) zur Aufnahme von Tubenrohlingen (5), und eine im Ofenkörper (2;2,3) integrierte Heizvorrichtung (12a,12b) zum Aufheizen der Tubenrohlinge (5) durch Wärmeleitung.

Figure imgaf001
The invention relates to a tube annealing furnace (1) for soft annealing tube blanks (5), in particular made of aluminum, comprising a furnace body (2, 2, 3) with one or more cylindrical chambers (4, 8) for receiving tube blanks (5), and a heating device (12a, 12b) integrated in the furnace body (2, 2, 3) for heating the tube blanks (5) by heat conduction.
Figure imgaf001
EP13187218.6A 2012-10-04 2013-10-03 Method and device for soft annealing of aluminium tubes Withdrawn EP2716785A3 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102012109436.5A DE102012109436B4 (en) 2012-10-04 2012-10-04 Method and apparatus for soft annealing aluminum tubes

Publications (2)

Publication Number Publication Date
EP2716785A2 EP2716785A2 (en) 2014-04-09
EP2716785A3 true EP2716785A3 (en) 2018-01-03

Family

ID=49322228

Family Applications (1)

Application Number Title Priority Date Filing Date
EP13187218.6A Withdrawn EP2716785A3 (en) 2012-10-04 2013-10-03 Method and device for soft annealing of aluminium tubes

Country Status (2)

Country Link
EP (1) EP2716785A3 (en)
DE (1) DE102012109436B4 (en)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB777144A (en) * 1954-11-20 1957-06-19 Incandescent Heat Co Ltd An improved method and means for annealing and cooling metallic tubes or bars
US2913768A (en) * 1953-11-25 1959-11-24 American Can Co Method for printing and forming non-circular tubular plastic bodies
WO2011143715A1 (en) * 2010-05-20 2011-11-24 Garry Lee Stokes Apparatus for cleaning a metal transfer pipe

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2913768A (en) * 1953-11-25 1959-11-24 American Can Co Method for printing and forming non-circular tubular plastic bodies
GB777144A (en) * 1954-11-20 1957-06-19 Incandescent Heat Co Ltd An improved method and means for annealing and cooling metallic tubes or bars
WO2011143715A1 (en) * 2010-05-20 2011-11-24 Garry Lee Stokes Apparatus for cleaning a metal transfer pipe

Also Published As

Publication number Publication date
EP2716785A2 (en) 2014-04-09
DE102012109436B4 (en) 2015-12-03
DE102012109436A1 (en) 2014-05-15

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