IN2014DN10577A - - Google Patents
Info
- Publication number
- IN2014DN10577A IN2014DN10577A IN10577DEN2014A IN2014DN10577A IN 2014DN10577 A IN2014DN10577 A IN 2014DN10577A IN 10577DEN2014 A IN10577DEN2014 A IN 10577DEN2014A IN 2014DN10577 A IN2014DN10577 A IN 2014DN10577A
- Authority
- IN
- India
- Prior art keywords
- cooling
- rail
- cooled
- austenite
- phase
- Prior art date
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
- C21D11/00—Process control or regulation for heat treatments
- C21D11/005—Process control or regulation for heat treatments for cooling
-
- 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
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/18—Hardening; Quenching with or without subsequent tempering
-
- 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
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/18—Hardening; Quenching with or without subsequent tempering
- C21D1/19—Hardening; Quenching with or without subsequent tempering by interrupted quenching
- C21D1/20—Isothermal quenching, e.g. bainitic hardening
-
- 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
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/62—Quenching devices
- C21D1/667—Quenching devices for spray quenching
-
- 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
- C21D11/00—Process control or regulation for heat treatments
-
- 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
- C21D2211/00—Microstructure comprising significant phases
- C21D2211/002—Bainite
-
- 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
- C21D2211/00—Microstructure comprising significant phases
- C21D2211/009—Pearlite
-
- 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
- C21D2221/00—Treating localised areas of an article
-
- 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
- C21D2221/00—Treating localised areas of an article
- C21D2221/10—Differential treatment of inner with respect to outer regions, e.g. core and periphery, respectively
-
- 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)
- Control Of Heat Treatment Processes (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP20120425110 EP2674504A1 (en) | 2012-06-11 | 2012-06-11 | Method and system for thermal treatments of rails |
| PCT/EP2013/061793 WO2013186137A1 (en) | 2012-06-11 | 2013-06-07 | Method and system for thermal treatments of rails |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IN2014DN10577A true IN2014DN10577A (pt) | 2015-08-28 |
Family
ID=48832867
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IN10577DEN2014 IN2014DN10577A (pt) | 2012-06-11 | 2013-06-07 |
Country Status (11)
| Country | Link |
|---|---|
| US (1) | US10125405B2 (pt) |
| EP (2) | EP2674504A1 (pt) |
| JP (1) | JP6261570B2 (pt) |
| KR (1) | KR102139204B1 (pt) |
| CN (2) | CN108277336A (pt) |
| BR (1) | BR112014031014B1 (pt) |
| ES (1) | ES2951582T3 (pt) |
| IN (1) | IN2014DN10577A (pt) |
| PL (1) | PL2859127T3 (pt) |
| RU (1) | RU2637197C2 (pt) |
| WO (1) | WO2013186137A1 (pt) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2614861C2 (ru) * | 2014-01-13 | 2017-03-29 | Общество С Ограниченной Ответственностью Научно-Производственное Предприятие "Томская Электронная Компания" | Способ и устройство для термической обработки стального изделия |
| ES2794621T3 (es) * | 2015-01-23 | 2020-11-18 | Nippon Steel Corp | Vía |
| DE102016201025A1 (de) * | 2016-01-25 | 2017-07-27 | Schwartz Gmbh | Wärmebehandlungsverfahren und Wärmebehandlungsvorrichtung |
| WO2018168969A1 (ja) * | 2017-03-15 | 2018-09-20 | Ｊｆｅスチール株式会社 | レールの冷却装置及び製造方法 |
| CZ308471B6 (cs) * | 2019-08-19 | 2020-09-02 | Západočeská Univerzita V Plzni | Způsob výroby ocelových dílů z AHS oceli řízeným lokálním ochlazováním médiem, využívající tvorbu vícefázové struktury s přerušovaným chlazením na požadované teplotě |
| CN110643803B (zh) * | 2019-11-05 | 2023-10-27 | 中国铁建重工集团股份有限公司道岔分公司 | 加热装置及杆件加热方法 |
| CN110656230B (zh) * | 2019-11-05 | 2024-01-19 | 中国铁建重工集团股份有限公司道岔分公司 | 加热装置及杆件加热方法 |
| JP7294243B2 (ja) * | 2020-06-10 | 2023-06-20 | Ｊｆｅスチール株式会社 | 熱処理レールの硬度予測方法、熱処理方法、硬度予測装置、熱処理装置、製造方法、製造設備、並びに、硬度予測モデルの生成方法 |
| CN112226609B (zh) * | 2020-10-23 | 2022-03-22 | 攀钢集团攀枝花钢铁研究院有限公司 | 用于异种钢轨焊后接头热处理的施工方法 |
| CN113416818B (zh) * | 2021-05-12 | 2022-09-23 | 包头钢铁（集团）有限责任公司 | 一种高强韧性贝马复相贝氏体钢轨的热处理工艺 |
| CN113444860B (zh) * | 2021-06-28 | 2022-07-01 | 二重（德阳）重型装备有限公司 | 一种针对厚度差异大的工件的淬火方法 |
| CN113755670B (zh) * | 2021-08-24 | 2022-10-25 | 中铁宝桥集团有限公司 | 贝氏体钢辙叉心轨淬火冷却方法 |
| WO2023131913A1 (en) * | 2022-01-10 | 2023-07-13 | Hydro Extrusion USA, LLC | System and method for automatic spray quenching |
Family Cites Families (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS54147124A (en) * | 1978-05-10 | 1979-11-17 | Nippon Kokan Kk <Nkk> | Heat treating method for rail |
| JPS58133317A (ja) | 1982-02-02 | 1983-08-09 | Topy Ind Ltd | 熱処理冷却方法及びその装置 |
| CA1193176A (en) | 1982-07-06 | 1985-09-10 | Robert J. Ackert | Method for the production of improved railway rails by accelerated colling in line with the production rolling mill |
| BE899617A (fr) * | 1984-05-09 | 1984-11-09 | Centre Rech Metallurgique | Procede et dispositif perfectionnes pour la fabrication de rails. |
| EP0186373B1 (en) * | 1984-12-24 | 1990-09-12 | Nippon Steel Corporation | Method of and apparatus for heat treating rails |
| JPS61149436A (ja) | 1984-12-24 | 1986-07-08 | Nippon Steel Corp | レ−ルの熱処理方法 |
| JPS61279626A (ja) * | 1985-06-05 | 1986-12-10 | Nippon Steel Corp | レ−ルの熱処理方法 |
| GB9313060D0 (en) * | 1993-06-24 | 1993-08-11 | British Steel Plc | Rails |
| DE69523149T2 (de) * | 1994-11-15 | 2002-06-20 | Nippon Steel Corp., Tokio/Tokyo | Perlitschiene mit hoher abriebfestigkeit und verfahren zu deren herstellung |
| US6689230B1 (en) * | 1995-02-04 | 2004-02-10 | Sms Schloemann-Siemag Aktiengesellschaft | Method and apparatus for cooling hot-rolled sections |
| JP3945545B2 (ja) | 1996-02-27 | 2007-07-18 | Ｊｆｅスチール株式会社 | レールの熱処理方法 |
| JPH09316598A (ja) * | 1996-03-27 | 1997-12-09 | Nippon Steel Corp | 耐摩耗性および溶接性に優れたパーライト系レールおよびその製造法 |
| JP3987616B2 (ja) * | 1997-11-20 | 2007-10-10 | 新日本製鐵株式会社 | 耐表面損傷性および耐摩耗性に優れた高強度ベイナイト系レールの製造法 |
| JP3950212B2 (ja) | 1997-11-20 | 2007-07-25 | 新日本製鐵株式会社 | 耐摩耗性に優れた高強度パーライト系レールの製造法 |
| DE19962891A1 (de) * | 1999-12-23 | 2001-06-28 | Sms Demag Ag | Verfahren und Vorrichtung zum Abkühlen von warmgewalzten Profilen |
| JP4010102B2 (ja) * | 2000-09-29 | 2007-11-21 | Ｊｆｅスチール株式会社 | 残留応力の少ないレールの製造方法および設備 |
| DE10137596A1 (de) | 2001-08-01 | 2003-02-13 | Sms Demag Ag | Verfahren zur Kühlung von Werkstücken, insbesondere von Profilwalzprodukten, aus Schienenstählen |
| US7217329B2 (en) * | 2002-08-26 | 2007-05-15 | Cf&I Steel | Carbon-titanium steel rail |
| DE10256750A1 (de) | 2002-12-05 | 2004-06-17 | Sms Demag Ag | Verfahren zur Prozesssteuerung oder Prozessregelung einer Anlage zur Umformung, Kühlung und/oder Wärmebehandlung von Metall |
| ITMI20072244A1 (it) * | 2007-11-28 | 2009-05-29 | Danieli Off Mecc | Dispositivo per trattamento termico di rotaie e relativo processo |
| FI124249B (fi) | 2007-11-30 | 2014-05-15 | Outotec Oyj | Menetelmä ja järjestely elektrolyysialtaan elektrolyysiprosessin tilan seuraamiseksi ja esittämiseksi |
| ITLI20090004A1 (it) * | 2009-05-21 | 2010-11-22 | Lucchini S P A | Rotaie altoresistenziali a morfologia perlitica coloniale con elevato rapporto tenacita'-resistenza a rottura ed omogeneita' di proprieta' meccaniche e tecnologiche e relativo processo di fabbricazione. |
-
2012
- 2012-06-11 EP EP20120425110 patent/EP2674504A1/en not_active Withdrawn
-
2013
- 2013-06-07 ES ES13739618T patent/ES2951582T3/es active Active
- 2013-06-07 RU RU2014154400A patent/RU2637197C2/ru active
- 2013-06-07 CN CN201810177380.4A patent/CN108277336A/zh active Pending
- 2013-06-07 BR BR112014031014A patent/BR112014031014B1/pt active IP Right Grant
- 2013-06-07 WO PCT/EP2013/061793 patent/WO2013186137A1/en active Application Filing
- 2013-06-07 CN CN201380040820.7A patent/CN104508153A/zh active Pending
- 2013-06-07 US US14/407,141 patent/US10125405B2/en active Active
- 2013-06-07 PL PL13739618.0T patent/PL2859127T3/pl unknown
- 2013-06-07 KR KR1020157000290A patent/KR102139204B1/ko active IP Right Grant
- 2013-06-07 JP JP2015516565A patent/JP6261570B2/ja active Active
- 2013-06-07 IN IN10577DEN2014 patent/IN2014DN10577A/en unknown
- 2013-06-07 EP EP13739618.0A patent/EP2859127B1/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| EP2859127C0 (en) | 2023-06-07 |
| CN104508153A (zh) | 2015-04-08 |
| EP2859127B1 (en) | 2023-06-07 |
| RU2014154400A (ru) | 2016-08-10 |
| US20150107727A1 (en) | 2015-04-23 |
| JP2015523467A (ja) | 2015-08-13 |
| US10125405B2 (en) | 2018-11-13 |
| EP2859127A1 (en) | 2015-04-15 |
| RU2637197C2 (ru) | 2017-11-30 |
| CN108277336A (zh) | 2018-07-13 |
| KR20150045996A (ko) | 2015-04-29 |
| BR112014031014A2 (pt) | 2017-06-27 |
| KR102139204B1 (ko) | 2020-07-30 |
| BR112014031014B1 (pt) | 2019-09-10 |
| JP6261570B2 (ja) | 2018-01-17 |
| EP2674504A1 (en) | 2013-12-18 |
| WO2013186137A1 (en) | 2013-12-19 |
| ES2951582T3 (es) | 2023-10-23 |
| PL2859127T3 (pl) | 2023-08-21 |
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