CA1042324A - Method of heat-treatment of welded pipe and apparatus therefor - Google Patents

Method of heat-treatment of welded pipe and apparatus therefor

Info

Publication number
CA1042324A
CA1042324A CA240,408A CA240408A CA1042324A CA 1042324 A CA1042324 A CA 1042324A CA 240408 A CA240408 A CA 240408A CA 1042324 A CA1042324 A CA 1042324A
Authority
CA
Canada
Prior art keywords
bead
temperature
pipe
detector
heater
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
CA240,408A
Other languages
English (en)
French (fr)
Inventor
Hajime Nakasugi
Teruo Tanimoto
Toshio Yamamoto
Hisashi Gondo
Tsurugi Kimura
Tsutomu Sakimoto
Hideyuki Okatani
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.)
Nippon Steel Corp
Original Assignee
Nippon Steel Corp
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 JP49136512A external-priority patent/JPS5161417A/ja
Priority claimed from JP14296674A external-priority patent/JPS5168447A/ja
Priority claimed from JP49142964A external-priority patent/JPS5168446A/ja
Priority claimed from JP49142965A external-priority patent/JPS587695B2/ja
Application filed by Nippon Steel Corp filed Critical Nippon Steel Corp
Application granted granted Critical
Publication of CA1042324A publication Critical patent/CA1042324A/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
    • C21D9/50—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for welded joints
    • 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

  • 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)
CA240,408A 1974-11-26 1975-11-25 Method of heat-treatment of welded pipe and apparatus therefor Expired CA1042324A (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP49136512A JPS5161417A (en) 1974-11-26 1974-11-26 Yosetsukanno netsushorisochi
JP14296674A JPS5168447A (ja) 1974-12-11 1974-12-11 Yosetsukannetsushorisochiniokeru biidoichikenshutsusochi
JP49142964A JPS5168446A (en) 1974-12-11 1974-12-11 Kanno netsushorihoho
JP49142965A JPS587695B2 (ja) 1974-12-11 1974-12-11 ヨウセツカンネツシヨリソウチニオケル ビ−ドヒ−タ−ナライソウチ

Publications (1)

Publication Number Publication Date
CA1042324A true CA1042324A (en) 1978-11-14

Family

ID=27472001

Family Applications (1)

Application Number Title Priority Date Filing Date
CA240,408A Expired CA1042324A (en) 1974-11-26 1975-11-25 Method of heat-treatment of welded pipe and apparatus therefor

Country Status (5)

Country Link
CA (1) CA1042324A (de)
DE (1) DE2552401B2 (de)
FR (1) FR2292772A1 (de)
GB (1) GB1496377A (de)
IT (1) IT1049805B (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58202991A (ja) * 1982-05-21 1983-11-26 Kawasaki Steel Corp Ｕｏ鋼管の内面シーム溶接方法
IT1176705B (it) * 1984-09-13 1987-08-18 Saipem Spa Procedimento perfezionato per l'indurimento superficiale dei giunti delle aste di perforazione e aste cosi' ottenute
DE10144898C1 (de) 2001-09-12 2003-04-24 Aisapack Holding Sa Vouvry Verfahren zur Steuerung der Lage der Ränder eines Folienbandes
JP5199579B2 (ja) * 2007-01-12 2013-05-15 三菱重工業株式会社 管体の残留応力改善方法及び装置
DE102008034257B4 (de) * 2008-07-17 2011-12-08 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Gesinterter schall- und schwingungsdämpfender Werkstoff und Verfahren zu dessen Herstellung
WO2023131913A1 (en) * 2022-01-10 2023-07-13 Hydro Extrusion USA, LLC System and method for automatic spray quenching

Also Published As

Publication number Publication date
GB1496377A (en) 1977-12-30
IT1049805B (it) 1981-02-10
FR2292772B1 (de) 1979-03-16
FR2292772A1 (fr) 1976-06-25
DE2552401A1 (de) 1976-08-12
DE2552401B2 (de) 1978-05-03

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