JPH0144769B2 - - Google Patents

Info

Publication number
JPH0144769B2
JPH0144769B2 JP59238299A JP23829984A JPH0144769B2 JP H0144769 B2 JPH0144769 B2 JP H0144769B2 JP 59238299 A JP59238299 A JP 59238299A JP 23829984 A JP23829984 A JP 23829984A JP H0144769 B2 JPH0144769 B2 JP H0144769B2
Authority
JP
Japan
Prior art keywords
less
toughness
welded
weld metal
quenched
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
JP59238299A
Other languages
English (en)
Japanese (ja)
Other versions
JPS61117223A (ja
Inventor
Kyoteru Hirabayashi
Toyofumi Kitada
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 JP23829984A priority Critical patent/JPS61117223A/ja
Publication of JPS61117223A publication Critical patent/JPS61117223A/ja
Publication of JPH0144769B2 publication Critical patent/JPH0144769B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Heat Treatment Of Steel (AREA)
  • Heat Treatment Of Articles (AREA)
JP23829984A 1984-11-14 1984-11-14 高靭性溶接金属部を有する曲り管の製造方法 Granted JPS61117223A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP23829984A JPS61117223A (ja) 1984-11-14 1984-11-14 高靭性溶接金属部を有する曲り管の製造方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP23829984A JPS61117223A (ja) 1984-11-14 1984-11-14 高靭性溶接金属部を有する曲り管の製造方法

Publications (2)

Publication Number Publication Date
JPS61117223A JPS61117223A (ja) 1986-06-04
JPH0144769B2 true JPH0144769B2 (en]) 1989-09-29

Family

ID=17028129

Family Applications (1)

Application Number Title Priority Date Filing Date
JP23829984A Granted JPS61117223A (ja) 1984-11-14 1984-11-14 高靭性溶接金属部を有する曲り管の製造方法

Country Status (1)

Country Link
JP (1) JPS61117223A (en])

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61127849A (ja) * 1984-11-26 1986-06-16 Kawasaki Steel Corp 曲管加工用管用鋼
JPH0714534B2 (ja) * 1985-04-08 1995-02-22 株式会社日立製作所 高周波加熱曲げ加工鋼管の製造方法
JPS63317218A (ja) * 1987-06-19 1988-12-26 Nippon Steel Corp 加工のままで低硬さの高周波曲げ管の製造方法
CN102896186B (zh) * 2011-07-26 2016-05-25 张家港华裕有色金属材料有限公司 钛及钛合金u型弯管精整定型的方法及其装置
CN114871699B (zh) * 2022-05-26 2023-11-24 中南大学 一种带焊接接头的高强韧性x70管线钢弯管

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5884925A (ja) * 1981-11-13 1983-05-21 Kawasaki Steel Corp 電縫鋼管の熱処理方法
JPS5925932A (ja) * 1982-08-02 1984-02-10 Kawasaki Steel Corp 高強度電縫鋼管の製造方法
JPS5935629A (ja) * 1982-08-24 1984-02-27 Nippon Steel Corp 低温靭性のすぐれた高張力電縫鋼管の製造方法
JPS59129727A (ja) * 1983-01-14 1984-07-26 Dai Ichi High Frequency Co Ltd 熱処理曲管の製造方法
JPS59153840A (ja) * 1983-02-23 1984-09-01 Nippon Steel Corp 低温靭性のすぐれた高張力電縫鋼管の製造方法

Also Published As

Publication number Publication date
JPS61117223A (ja) 1986-06-04

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