JPS5993837A - レ−ル溶接部の耐疲労破壊特性向上法 - Google Patents

レ−ル溶接部の耐疲労破壊特性向上法

Info

Publication number
JPS5993837A
JPS5993837A JP20199582A JP20199582A JPS5993837A JP S5993837 A JPS5993837 A JP S5993837A JP 20199582 A JP20199582 A JP 20199582A JP 20199582 A JP20199582 A JP 20199582A JP S5993837 A JPS5993837 A JP S5993837A
Authority
JP
Japan
Prior art keywords
rail
zone
welding
residual stress
weld zone
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
JP20199582A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0359126B2 (enExample
Inventor
Chikayuki Urashima
浦島　親行
Kazuo Sugino
杉野　和男
Shinichi Nishida
新一 西田
Koki Masumoto
桝本　弘毅
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.)
Nippon Steel Corp
Original Assignee
Nippon Steel Corp
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 Steel Corp filed Critical Nippon Steel Corp
Priority to JP20199582A priority Critical patent/JPS5993837A/ja
Publication of JPS5993837A publication Critical patent/JPS5993837A/ja
Publication of JPH0359126B2 publication Critical patent/JPH0359126B2/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
    • C21D9/50—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for welded joints

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)
  • Heat Treatment Of Articles (AREA)
JP20199582A 1982-11-19 1982-11-19 レ−ル溶接部の耐疲労破壊特性向上法 Granted JPS5993837A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP20199582A JPS5993837A (ja) 1982-11-19 1982-11-19 レ−ル溶接部の耐疲労破壊特性向上法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP20199582A JPS5993837A (ja) 1982-11-19 1982-11-19 レ−ル溶接部の耐疲労破壊特性向上法

Publications (2)

Publication Number Publication Date
JPS5993837A true JPS5993837A (ja) 1984-05-30
JPH0359126B2 JPH0359126B2 (enExample) 1991-09-09

Family

ID=16450191

Family Applications (1)

Application Number Title Priority Date Filing Date
JP20199582A Granted JPS5993837A (ja) 1982-11-19 1982-11-19 レ−ル溶接部の耐疲労破壊特性向上法

Country Status (1)

Country Link
JP (1) JPS5993837A (enExample)

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02282426A (ja) * 1989-04-21 1990-11-20 Nippon Steel Corp 脆性き裂進展特性の優れたレールの製造方法
JPH03104824A (ja) * 1989-09-20 1991-05-01 Nippon Steel Corp 長尺溶接レールの熱処理法
JPH03277720A (ja) * 1990-03-27 1991-12-09 Nippon Steel Corp レール突合せ溶接部の耐疲労破壊特性向上法
WO2010109837A1 (ja) 2009-03-27 2010-09-30 新日本製鐵株式会社 レール溶接部の冷却装置および冷却方法
WO2010116680A1 (ja) 2009-03-30 2010-10-14 新日本製鐵株式会社 レール溶接部の冷却方法、レール溶接部の冷却装置、及びレール溶接継手
WO2012161207A1 (ja) * 2011-05-25 2012-11-29 新日鐵住金株式会社 レール溶接部の再加熱方法
US10526674B2 (en) 2012-11-16 2020-01-07 Nippon Steel Corporation Stress-relief heat treatment apparatus
US10544479B2 (en) 2014-04-08 2020-01-28 Nippon Steel Corporation Heat treatment device, heat treatment method, and rail steel

Cited By (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02282426A (ja) * 1989-04-21 1990-11-20 Nippon Steel Corp 脆性き裂進展特性の優れたレールの製造方法
JPH03104824A (ja) * 1989-09-20 1991-05-01 Nippon Steel Corp 長尺溶接レールの熱処理法
JPH03277720A (ja) * 1990-03-27 1991-12-09 Nippon Steel Corp レール突合せ溶接部の耐疲労破壊特性向上法
WO2010109837A1 (ja) 2009-03-27 2010-09-30 新日本製鐵株式会社 レール溶接部の冷却装置および冷却方法
US8353443B2 (en) 2009-03-27 2013-01-15 Nippon Steel Corporation Device and method for cooling rail weld zone
US8557064B2 (en) 2009-03-30 2013-10-15 Nippon Steel & Sumitomo Metal Corporation Method of cooling rail weld zone, and rail weld joint
WO2010116680A1 (ja) 2009-03-30 2010-10-14 新日本製鐵株式会社 レール溶接部の冷却方法、レール溶接部の冷却装置、及びレール溶接継手
CN102365377A (zh) * 2009-03-30 2012-02-29 新日本制铁株式会社 钢轨焊接区的冷却方法、钢轨焊接区的冷却装置以及钢轨焊接接头
WO2012161207A1 (ja) * 2011-05-25 2012-11-29 新日鐵住金株式会社 レール溶接部の再加熱方法
JP5549782B2 (ja) * 2011-05-25 2014-07-16 新日鐵住金株式会社 レール溶接部の再加熱方法
RU2545855C1 (ru) * 2011-05-25 2015-04-10 Ниппон Стил Энд Сумитомо Метал Корпорейшн Способ повторного нагрева сварной зоны рельсов
US10144983B2 (en) 2011-05-25 2018-12-04 Nippon Steel and Sumitomo Metal Corporation Method of reheating rail weld zone
US10526674B2 (en) 2012-11-16 2020-01-07 Nippon Steel Corporation Stress-relief heat treatment apparatus
US10544479B2 (en) 2014-04-08 2020-01-28 Nippon Steel Corporation Heat treatment device, heat treatment method, and rail steel

Also Published As

Publication number Publication date
JPH0359126B2 (enExample) 1991-09-09

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