ATA227788A - Verfahren zur herstellung von windungslegerrohren - Google Patents

Verfahren zur herstellung von windungslegerrohren

Info

Publication number
ATA227788A
ATA227788A AT0227788A AT227788A ATA227788A AT A227788 A ATA227788 A AT A227788A AT 0227788 A AT0227788 A AT 0227788A AT 227788 A AT227788 A AT 227788A AT A227788 A ATA227788 A AT A227788A
Authority
AT
Austria
Prior art keywords
production
winding layer
layer tubes
tubes
winding
Prior art date
Application number
AT0227788A
Other languages
English (en)
Other versions
AT390743B (de
Inventor
Karl Dipl Ing Reiter
Norbert Dipl Ing Koeck
Rainer Ing Wahn
Original Assignee
Voest Alpine Stahl Donawitz
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 Voest Alpine Stahl Donawitz filed Critical Voest Alpine Stahl Donawitz
Priority to AT0227788A priority Critical patent/AT390743B/de
Priority to DE3928012A priority patent/DE3928012C2/de
Priority to US07/401,413 priority patent/US5060496A/en
Priority to FR8911636A priority patent/FR2636549B1/fr
Publication of ATA227788A publication Critical patent/ATA227788A/de
Application granted granted Critical
Publication of AT390743B publication Critical patent/AT390743B/de

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D9/00—Bending tubes using mandrels or the like
    • B21D9/16—Auxiliary equipment, e.g. machines for filling tubes with sand
    • B21D9/18—Auxiliary equipment, e.g. machines for filling tubes with sand for heating or cooling of bends
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D7/00—Bending rods, profiles, or tubes
    • B21D7/16—Auxiliary equipment, e.g. for heating or cooling of bends
    • B21D7/162—Heating equipment
    • 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)
  • Bending Of Plates, Rods, And Pipes (AREA)
  • Metal Extraction Processes (AREA)
AT0227788A 1988-09-16 1988-09-16 Verfahren zur herstellung von windungslegerrohren AT390743B (de)

Priority Applications (4)

Application Number Priority Date Filing Date Title
AT0227788A AT390743B (de) 1988-09-16 1988-09-16 Verfahren zur herstellung von windungslegerrohren
DE3928012A DE3928012C2 (de) 1988-09-16 1989-08-24 Verfahren zum Herstellen von Windungslegerrohren
US07/401,413 US5060496A (en) 1988-09-16 1989-09-01 Procedure for producing coil-forming tubes in an inert enviroment
FR8911636A FR2636549B1 (fr) 1988-09-16 1989-09-06 Procede de fabrication de tubes d'enroulement en spires

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT0227788A AT390743B (de) 1988-09-16 1988-09-16 Verfahren zur herstellung von windungslegerrohren

Publications (2)

Publication Number Publication Date
ATA227788A true ATA227788A (de) 1989-12-15
AT390743B AT390743B (de) 1990-06-25

Family

ID=3531371

Family Applications (1)

Application Number Title Priority Date Filing Date
AT0227788A AT390743B (de) 1988-09-16 1988-09-16 Verfahren zur herstellung von windungslegerrohren

Country Status (4)

Country Link
US (1) US5060496A (de)
AT (1) AT390743B (de)
DE (1) DE3928012C2 (de)
FR (1) FR2636549B1 (de)

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE229315C (de) *
GB641659A (en) * 1946-08-17 1950-08-16 Tube Turns Inc Methods of and machines for forming hollow metal articles
NL279654A (de) * 1961-07-17
US3257835A (en) * 1964-11-12 1966-06-28 Southwire Co Method of hot forming metal
US3374126A (en) * 1965-10-08 1968-03-19 Int Nickel Co Bright annealing of tubular metal articles
DE1627490A1 (de) * 1967-06-07 1970-05-06 Babcock & Wilcox Ag Verfahren zur Herstellung von Boegen
US3613421A (en) * 1969-06-17 1971-10-19 Theodore A Repper Method and apparatus for eliminating iron oxide dust
SU639623A1 (ru) * 1974-07-08 1978-12-30 Днепропетровский Ордена Трудового Красного Знамени Металлургический Институт Способ зачистки металла
JPS5343661A (en) * 1976-10-01 1978-04-19 Nippon Steel Corp Hot rolling method
JPS56119615A (en) * 1980-02-27 1981-09-19 Kawasaki Steel Corp Hot rolling method
JPS57203766A (en) * 1981-06-08 1982-12-14 Usui Internatl Ind Co Ltd Slender and thick steel pipe having hardened layer on its circumferential wall surface, and its manufacture
JPS5831031A (ja) * 1981-08-17 1983-02-23 Nippon Steel Corp 強度と靭性のすぐれた鋼管の製造法
JPS5835021A (ja) * 1981-08-25 1983-03-01 Dai Ichi High Frequency Co Ltd 曲管の製造方法
JPS58157543A (ja) * 1982-03-12 1983-09-19 Goto Tanko Kk 鍛造法
JPS59129727A (ja) * 1983-01-14 1984-07-26 Dai Ichi High Frequency Co Ltd 熱処理曲管の製造方法
CA1249121A (en) * 1983-06-13 1989-01-24 Tadaaki Taira Method for manufacturing bent steel pipe excellent in strength and low-temperature toughness
FR2579912B1 (de) * 1985-04-04 1989-05-26 Stein Industrie

Also Published As

Publication number Publication date
FR2636549A1 (fr) 1990-03-23
AT390743B (de) 1990-06-25
US5060496A (en) 1991-10-29
DE3928012A1 (de) 1990-03-29
DE3928012C2 (de) 1994-01-20
FR2636549B1 (fr) 1994-11-25

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee