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

    • 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)
  • 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 (enExample) 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 (enExample)

Also Published As

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

Similar Documents

Publication Publication Date Title
CA2657518C (en) Hot bend pipe and a process for its manufacture
CN101688282B (zh) 弯管及其制造方法
JPS5819462A (ja) 電縫溶接鋼管
CN111321345A (zh) 一种调质型高品质连续管及其制造方法
CN107406948A (zh) 结构管用厚壁钢板、结构管用厚壁钢板的制造方法和结构管
JP6624103B2 (ja) 高強度熱延鋼板およびその製造方法
CA3157822C (en) Normalized uoe welded pipe and manufacturing method thereof
JPS61266126A (ja) 高強度・高靭性ベンド鋼管の製造方法
JPH0567699B2 (enExample)
JPS6317890B2 (enExample)
JPS60116722A (ja) 加工性の優れたボイラ用鋼管製造法
JPS59110733A (ja) 不安定化フエライト型ステンレススチ−ルコイルにおけるガス溶接部の延性改良法
JP3118623B2 (ja) 抗張力８００ＭＰａ以上を有する非熱処理型電縫油井管の製造方法
JPH0480967B2 (enExample)
CN116590629B (zh) 一种环焊热影响区低温韧性良好的x80钢管制造方法
JPH0523736A (ja) 大径ステンレスクラツド角形鋼管の製造方法
JP3611434B2 (ja) 板曲げ溶接鋼管およびその製造方法
JPS60258411A (ja) 溶接鋼管の加工方法
JPH0790375A (ja) 高強度、厚肉、高靱性ベンド鋼管の製造方法
JPS6013025A (ja) 低降伏点高強度電縫鋼管の製造方法
JPS6257687B2 (enExample)
JPS649384B2 (enExample)
JPS6147885B2 (enExample)
JPS59113120A (ja) 溶接性と低温靭性の優れた低炭素当量高張力鋼の製造方法
JPS633928B2 (enExample)