JPS6257687B2 - - Google Patents

Info

Publication number
JPS6257687B2
JPS6257687B2 JP10969579A JP10969579A JPS6257687B2 JP S6257687 B2 JPS6257687 B2 JP S6257687B2 JP 10969579 A JP10969579 A JP 10969579A JP 10969579 A JP10969579 A JP 10969579A JP S6257687 B2 JPS6257687 B2 JP S6257687B2
Authority
JP
Japan
Prior art keywords
steel
pipe
less
strength
cooling
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
JP10969579A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5635722A (en
Inventor
Makoto Yamada
Tooru Izawa
Tadashi Watanabe
Junichi Tanaka
Tadaaki Taira
Kenji Takeshige
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
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 Nippon Kokan Ltd filed Critical Nippon Kokan Ltd
Priority to JP10969579A priority Critical patent/JPS5635722A/ja
Publication of JPS5635722A publication Critical patent/JPS5635722A/ja
Publication of JPS6257687B2 publication Critical patent/JPS6257687B2/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
    • C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
    • C21D8/10—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of tubular bodies

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (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 Steel (AREA)
  • Heat Treatment Of Articles (AREA)
JP10969579A 1979-08-30 1979-08-30 Production of thick-walled high tensile large-diameter steel pipe Granted JPS5635722A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10969579A JPS5635722A (en) 1979-08-30 1979-08-30 Production of thick-walled high tensile large-diameter steel pipe

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10969579A JPS5635722A (en) 1979-08-30 1979-08-30 Production of thick-walled high tensile large-diameter steel pipe

Publications (2)

Publication Number Publication Date
JPS5635722A JPS5635722A (en) 1981-04-08
JPS6257687B2 true JPS6257687B2 (en]) 1987-12-02

Family

ID=14516850

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10969579A Granted JPS5635722A (en) 1979-08-30 1979-08-30 Production of thick-walled high tensile large-diameter steel pipe

Country Status (1)

Country Link
JP (1) JPS5635722A (en])

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5941420A (ja) * 1982-08-31 1984-03-07 Nisshin Steel Co Ltd 溶接鋼管の製造方法
JPS59100214A (ja) * 1982-11-29 1984-06-09 Nippon Kokan Kk <Nkk> 厚肉高張力鋼の製造方法
JPS62238356A (ja) * 1986-04-08 1987-10-19 Kobe Steel Ltd 溶接継手靭性の良好な厚肉高張力鋼板
RU2420599C1 (ru) * 2007-05-16 2011-06-10 Сумитомо Метал Индастриз, Лтд. Коленчатая труба и способ ее изготовления

Also Published As

Publication number Publication date
JPS5635722A (en) 1981-04-08

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