JPS54147124A - Heat treating method for rail - Google Patents

Heat treating method for rail

Info

Publication number
JPS54147124A
JPS54147124A JP5443478A JP5443478A JPS54147124A JP S54147124 A JPS54147124 A JP S54147124A JP 5443478 A JP5443478 A JP 5443478A JP 5443478 A JP5443478 A JP 5443478A JP S54147124 A JPS54147124 A JP S54147124A
Authority
JP
Japan
Prior art keywords
rail
cooling
surface layer
rail surface
fine pearlite
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
JP5443478A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6117886B2 (fr
Inventor
Kazuo Kunioka
Takao Noguchi
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
NKK Corp
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 NKK Corp, Nippon Kokan Ltd filed Critical NKK Corp
Priority to JP5443478A priority Critical patent/JPS54147124A/ja
Publication of JPS54147124A publication Critical patent/JPS54147124A/ja
Publication of JPS6117886B2 publication Critical patent/JPS6117886B2/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
    • C21D9/04—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for rails

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)
JP5443478A 1978-05-10 1978-05-10 Heat treating method for rail Granted JPS54147124A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5443478A JPS54147124A (en) 1978-05-10 1978-05-10 Heat treating method for rail

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5443478A JPS54147124A (en) 1978-05-10 1978-05-10 Heat treating method for rail

Publications (2)

Publication Number Publication Date
JPS54147124A true JPS54147124A (en) 1979-11-17
JPS6117886B2 JPS6117886B2 (fr) 1986-05-09

Family

ID=12970598

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5443478A Granted JPS54147124A (en) 1978-05-10 1978-05-10 Heat treating method for rail

Country Status (1)

Country Link
JP (1) JPS54147124A (fr)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100339893B1 (ko) * 2000-01-31 2002-06-10 백창기 분기기 레일의 열처리방법 및 장치
KR100366547B1 (ko) * 2000-01-31 2002-12-31 아이앤아이스틸 주식회사 레일의 열처리 방법 및 장치
WO2008077166A2 (fr) * 2006-12-22 2008-07-03 Knorr Technik Gmbh Procédé et dispositif de traitement thermique de produits métalliques longs
WO2009107639A1 (fr) 2008-02-27 2009-09-03 新日本製鐵株式会社 Système de refroidissement et procédé de refroidissement d'acier de laminage
JP2015523467A (ja) * 2012-06-11 2015-08-13 シーメンス ソシエタ ペル アツィオーニＳｉｅｍｅｎｓ Ｓ．ｐ．Ａ． レールの熱処理のための方法及びシステム

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100339893B1 (ko) * 2000-01-31 2002-06-10 백창기 분기기 레일의 열처리방법 및 장치
KR100366547B1 (ko) * 2000-01-31 2002-12-31 아이앤아이스틸 주식회사 레일의 열처리 방법 및 장치
WO2008077166A2 (fr) * 2006-12-22 2008-07-03 Knorr Technik Gmbh Procédé et dispositif de traitement thermique de produits métalliques longs
WO2008077166A3 (fr) * 2006-12-22 2008-08-14 Knorr Technik Gmbh Procédé et dispositif de traitement thermique de produits métalliques longs
WO2009107639A1 (fr) 2008-02-27 2009-09-03 新日本製鐵株式会社 Système de refroidissement et procédé de refroidissement d'acier de laminage
US8715565B2 (en) 2008-02-27 2014-05-06 Nippon Steel & Sumitomo Metal Corporation Cooling system and cooling method of rolling steel
US9255304B2 (en) 2008-02-27 2016-02-09 Nippon Steel & Sumitomo Metal Corporation Cooling system and cooling method of rolling steel
JP2015523467A (ja) * 2012-06-11 2015-08-13 シーメンス ソシエタ ペル アツィオーニＳｉｅｍｅｎｓ Ｓ．ｐ．Ａ． レールの熱処理のための方法及びシステム

Also Published As

Publication number Publication date
JPS6117886B2 (fr) 1986-05-09

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