JPS5270912A - Equipment for heat treatment of high tensile steel material - Google Patents

Equipment for heat treatment of high tensile steel material

Info

Publication number
JPS5270912A
JPS5270912A JP13211775A JP13211775A JPS5270912A JP S5270912 A JPS5270912 A JP S5270912A JP 13211775 A JP13211775 A JP 13211775A JP 13211775 A JP13211775 A JP 13211775A JP S5270912 A JPS5270912 A JP S5270912A
Authority
JP
Japan
Prior art keywords
steel material
high tensile
tensile steel
equipment
heat treatment
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.)
Granted
Application number
JP13211775A
Other languages
Japanese (ja)
Other versions
JPS5648565B2 (en
Inventor
Mitsuaki Hori
Akira Ishikawa
Tomohiko Tokuya
Haruo Kamimura
Takefumi Narahara
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.)
JFE Engineering Corp
Original Assignee
NKK Corp
Nippon Kokan 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 NKK Corp, Nippon Kokan Ltd filed Critical NKK Corp
Priority to JP13211775A priority Critical patent/JPS5270912A/en
Publication of JPS5270912A publication Critical patent/JPS5270912A/en
Publication of JPS5648565B2 publication Critical patent/JPS5648565B2/ja
Granted 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
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/26—Methods of annealing
    • C21D1/28—Normalising

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)
  • Straightening Metal Sheet-Like Bodies (AREA)
  • Heat Treatments In General, Especially Conveying And Cooling (AREA)

Abstract

PURPOSE:To prevent the lowering of yield point owing to Bauschinger effect, by arranging the straightening device at the appropriate intermediate point of the cooling holders after the high tensile steel material has been heat treated, and by carrying out the hot straightening with the above device.
JP13211775A 1975-11-05 1975-11-05 Equipment for heat treatment of high tensile steel material Granted JPS5270912A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13211775A JPS5270912A (en) 1975-11-05 1975-11-05 Equipment for heat treatment of high tensile steel material

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13211775A JPS5270912A (en) 1975-11-05 1975-11-05 Equipment for heat treatment of high tensile steel material

Publications (2)

Publication Number Publication Date
JPS5270912A true JPS5270912A (en) 1977-06-13
JPS5648565B2 JPS5648565B2 (en) 1981-11-17

Family

ID=15073805

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13211775A Granted JPS5270912A (en) 1975-11-05 1975-11-05 Equipment for heat treatment of high tensile steel material

Country Status (1)

Country Link
JP (1) JPS5270912A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2015100829A (en) * 2013-11-27 2015-06-04 Ｊｆｅスチール株式会社 Method and equipment for steel tube expansion processing
JP2017052979A (en) * 2015-09-07 2017-03-16 新日鐵住金株式会社 Method for correcting high tensile strength steel sheet shape

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2015100829A (en) * 2013-11-27 2015-06-04 Ｊｆｅスチール株式会社 Method and equipment for steel tube expansion processing
JP2017052979A (en) * 2015-09-07 2017-03-16 新日鐵住金株式会社 Method for correcting high tensile strength steel sheet shape

Also Published As

Publication number Publication date
JPS5648565B2 (en) 1981-11-17

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