JPS6317890B2 - - Google Patents

Info

Publication number
JPS6317890B2
JPS6317890B2 JP13987379A JP13987379A JPS6317890B2 JP S6317890 B2 JPS6317890 B2 JP S6317890B2 JP 13987379 A JP13987379 A JP 13987379A JP 13987379 A JP13987379 A JP 13987379A JP S6317890 B2 JPS6317890 B2 JP S6317890B2
Authority
JP
Japan
Prior art keywords
welding
steel
temperature
present
steel pipe
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
JP13987379A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5665925A (en
Inventor
Tadaaki Taira
Kyoteru Hirabayashi
Hiroyuki Ichinose
Koji Yazawa
Kenichi Hirata
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 JP13987379A priority Critical patent/JPS5665925A/ja
Publication of JPS5665925A publication Critical patent/JPS5665925A/ja
Publication of JPS6317890B2 publication Critical patent/JPS6317890B2/ja
Granted legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21DMODIFYING 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
    • C21D9/00Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/08Heat 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)
  • Butt Welding And Welding Of Specific Article (AREA)
  • Heat Treatment Of Articles (AREA)
JP13987379A 1979-10-31 1979-10-31 Manufacture of large diameter steel pipe containing 3.5% ni Granted JPS5665925A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13987379A JPS5665925A (en) 1979-10-31 1979-10-31 Manufacture of large diameter steel pipe containing 3.5% ni

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13987379A JPS5665925A (en) 1979-10-31 1979-10-31 Manufacture of large diameter steel pipe containing 3.5% ni

Publications (2)

Publication Number Publication Date
JPS5665925A JPS5665925A (en) 1981-06-04
JPS6317890B2 true JPS6317890B2 (enrdf_load_stackoverflow) 1988-04-15

Family

ID=15255542

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13987379A Granted JPS5665925A (en) 1979-10-31 1979-10-31 Manufacture of large diameter steel pipe containing 3.5% ni

Country Status (1)

Country Link
JP (1) JPS5665925A (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
JPS5665925A (en) 1981-06-04

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