JPS54116306A - Heating method for steel pipe u-bend by applying electric current directly - Google Patents

Heating method for steel pipe u-bend by applying electric current directly

Info

Publication number
JPS54116306A
JPS54116306A JP2425378A JP2425378A JPS54116306A JP S54116306 A JPS54116306 A JP S54116306A JP 2425378 A JP2425378 A JP 2425378A JP 2425378 A JP2425378 A JP 2425378A JP S54116306 A JPS54116306 A JP S54116306A
Authority
JP
Japan
Prior art keywords
bend
electric current
steel pipe
applying electric
pitch
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.)
Pending
Application number
JP2425378A
Other languages
English (en)
Inventor
Shoji Kasuya
Toshiaki Tanaka
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
Sumitomo Metal Industries Ltd
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 Sumitomo Metal Industries Ltd filed Critical Sumitomo Metal Industries Ltd
Priority to JP2425378A priority Critical patent/JPS54116306A/ja
Publication of JPS54116306A publication Critical patent/JPS54116306A/ja
Pending 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

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)
JP2425378A 1978-03-02 1978-03-02 Heating method for steel pipe u-bend by applying electric current directly Pending JPS54116306A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2425378A JPS54116306A (en) 1978-03-02 1978-03-02 Heating method for steel pipe u-bend by applying electric current directly

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2425378A JPS54116306A (en) 1978-03-02 1978-03-02 Heating method for steel pipe u-bend by applying electric current directly

Publications (1)

Publication Number Publication Date
JPS54116306A true JPS54116306A (en) 1979-09-10

Family

ID=12133076

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2425378A Pending JPS54116306A (en) 1978-03-02 1978-03-02 Heating method for steel pipe u-bend by applying electric current directly

Country Status (1)

Country Link
JP (1) JPS54116306A (ja)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101914668A (zh) * 2010-08-27 2010-12-15 中国国际海运集装箱(集团)股份有限公司 用于热处理u形管的支撑装置
CN104451103A (zh) * 2014-12-01 2015-03-25 江苏武进不锈股份有限公司 U型弯管去应力机
CN104498694A (zh) * 2014-12-01 2015-04-08 江苏武进不锈股份有限公司 弯管热处理设备

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101914668A (zh) * 2010-08-27 2010-12-15 中国国际海运集装箱(集团)股份有限公司 用于热处理u形管的支撑装置
CN104451103A (zh) * 2014-12-01 2015-03-25 江苏武进不锈股份有限公司 U型弯管去应力机
CN104498694A (zh) * 2014-12-01 2015-04-08 江苏武进不锈股份有限公司 弯管热处理设备
CN104498694B (zh) * 2014-12-01 2017-05-24 江苏武进不锈股份有限公司 弯管热处理设备

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