BR112017014991A2 - trilho - Google Patents
trilhoInfo
- Publication number
- BR112017014991A2 BR112017014991A2 BR112017014991-5A BR112017014991A BR112017014991A2 BR 112017014991 A2 BR112017014991 A2 BR 112017014991A2 BR 112017014991 A BR112017014991 A BR 112017014991A BR 112017014991 A2 BR112017014991 A2 BR 112017014991A2
- Authority
- BR
- Brazil
- Prior art keywords
- section
- surface hardness
- skate
- rail
- skid
- Prior art date
Links
- 229910001562 pearlite Inorganic materials 0.000 abstract 1
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
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/04—Ferrous alloys, e.g. steel alloys containing manganese
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/10—Ferrous alloys, e.g. steel alloys containing cobalt
- C22C38/105—Ferrous alloys, e.g. steel alloys containing cobalt containing Co and Ni
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
- C22C38/58—Ferrous alloys, e.g. steel alloys containing chromium with nickel with more than 1.5% by weight of manganese
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
- E01B5/00—Rails; Guard rails; Distance-keeping means for them
- E01B5/02—Rails
-
- 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
- C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Heat Treatment Of Articles (AREA)
- Heat Treatment Of Steel (AREA)
Abstract
a presente invenção refere-se a um trilho que tem uma composição química predeterminada. pelo menos 90% da estrutura metalográfica a partir da superfície externa do inferior do trilho até uma profundidade de 5 mm é estrutura de perlita. a dureza de superfície hc da seção central inferior de patim é 360 a 500 hv, e a dureza de superfície he da seção frontal de patim é 260 a 315 hv. hc, he, e a dureza de superfície hm de uma seção intermediária localizada entre a seção central inferior de patim e a seção frontal de patim satisfaz hc=hm=he.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2015011007 | 2015-01-23 | ||
JP2015-011007 | 2015-01-23 | ||
PCT/JP2016/051890 WO2016117692A1 (ja) | 2015-01-23 | 2016-01-22 | レール |
Publications (1)
Publication Number | Publication Date |
---|---|
BR112017014991A2 true BR112017014991A2 (pt) | 2018-03-20 |
Family
ID=56417222
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR112017014991-5A BR112017014991A2 (pt) | 2015-01-23 | 2016-01-22 | trilho |
Country Status (11)
Country | Link |
---|---|
US (1) | US10047411B2 (pt) |
EP (1) | EP3249070B1 (pt) |
JP (1) | JP6354862B2 (pt) |
CN (1) | CN107208216B (pt) |
AU (1) | AU2016210110B2 (pt) |
BR (1) | BR112017014991A2 (pt) |
CA (1) | CA2973858C (pt) |
ES (1) | ES2794621T3 (pt) |
PL (1) | PL3249070T3 (pt) |
RU (1) | RU2676374C1 (pt) |
WO (1) | WO2016117692A1 (pt) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2015182743A1 (ja) * | 2014-05-29 | 2015-12-03 | 新日鐵住金株式会社 | レールおよびその製造方法 |
RU2650945C1 (ru) * | 2017-12-19 | 2018-04-18 | Юлия Алексеевна Щепочкина | Сталь |
US11566307B2 (en) | 2018-03-30 | 2023-01-31 | Jfe Steel Corporation | Rail |
CA3123335C (en) * | 2018-12-20 | 2023-08-29 | Arcelormittal | Method of making a tee rail having a high strength base |
EP3940090A4 (en) * | 2019-03-15 | 2022-10-26 | Nippon Steel Corporation | RAIL |
CN111719083B (zh) * | 2020-06-11 | 2021-07-06 | 武汉钢铁有限公司 | 抗氯离子腐蚀的钢轨及制备方法 |
JP7522985B1 (ja) | 2023-03-24 | 2024-07-26 | Jfeスチール株式会社 | レールおよびその製造方法 |
WO2024202406A1 (ja) * | 2023-03-24 | 2024-10-03 | Jfeスチール株式会社 | レール及びその製造方法 |
WO2024202405A1 (ja) * | 2023-03-24 | 2024-10-03 | Jfeスチール株式会社 | レールおよびその製造方法 |
WO2024202408A1 (ja) * | 2023-03-24 | 2024-10-03 | Jfeスチール株式会社 | レール及びその製造方法 |
JP7522984B1 (ja) | 2023-03-24 | 2024-07-26 | Jfeスチール株式会社 | レールおよびその製造方法 |
WO2024202407A1 (ja) * | 2023-03-24 | 2024-10-03 | Jfeスチール株式会社 | レールおよびその製造方法 |
Family Cites Families (25)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS477606Y1 (pt) | 1969-04-11 | 1972-03-22 | ||
FR2109121A5 (pt) * | 1970-10-02 | 1972-05-26 | Wendel Sidelor | |
JPS57198216A (en) | 1981-05-27 | 1982-12-04 | Nippon Kokan Kk <Nkk> | Manufacture of high-strength rail |
US4486248A (en) * | 1982-08-05 | 1984-12-04 | The Algoma Steel Corporation Limited | Method for the production of improved railway rails by accelerated cooling in line with the production rolling mill |
JP2601670B2 (ja) | 1987-11-27 | 1997-04-16 | 新日本製鐵株式会社 | 耐落重特性に優れた鋼レールの熱処理方法 |
US4895605A (en) * | 1988-08-19 | 1990-01-23 | Algoma Steel Corporation | Method for the manufacture of hardened railroad rails |
JP2898371B2 (ja) | 1990-07-19 | 1999-05-31 | 和泉電気株式会社 | レーザ干渉装置 |
JPH0617193A (ja) * | 1990-07-30 | 1994-01-25 | Burlington Northern Railroad Co | 高強度・耐損傷レ−ル及びその製造方法 |
JPH04202626A (ja) | 1990-11-30 | 1992-07-23 | Nippon Steel Corp | 耐落重特性に優れた鋼レールの製造方法 |
AT399346B (de) | 1992-07-15 | 1995-04-25 | Voest Alpine Schienen Gmbh | Verfahren zum w[rmebehandeln von schienen |
JP3078461B2 (ja) | 1994-11-15 | 2000-08-21 | 新日本製鐵株式会社 | 高耐摩耗パーライト系レール |
WO2003085149A1 (fr) * | 2002-04-05 | 2003-10-16 | Nippon Steel Corporation | Rail a base de perlite ayant une excellente resistance a l'usure et une excellente ductilite et procede de production de ce rail |
JP2003309182A (ja) | 2002-04-17 | 2003-10-31 | Hitachi Ltd | 半導体装置の製造方法及び半導体装置 |
US7217329B2 (en) | 2002-08-26 | 2007-05-15 | Cf&I Steel | Carbon-titanium steel rail |
JP4415735B2 (ja) * | 2004-03-31 | 2010-02-17 | Jfeスチール株式会社 | 高温レールの冷却方法 |
JP2006057128A (ja) * | 2004-08-18 | 2006-03-02 | Nippon Steel Corp | 耐落重破壊特性に優れたパーライト系レールの製造方法 |
JP4994928B2 (ja) | 2007-04-17 | 2012-08-08 | 新日本製鐵株式会社 | 耐折損性に優れたレールの製造方法 |
AU2009308639B2 (en) * | 2008-10-31 | 2015-07-02 | Nippon Steel Corporation | Pearlite rail having superior abrasion resistance and excellent toughness |
KR101314338B1 (ko) * | 2009-08-18 | 2013-10-04 | 신닛테츠스미킨 카부시키카이샤 | 펄라이트계 레일 |
US8241442B2 (en) * | 2009-12-14 | 2012-08-14 | Arcelormittal Investigacion Y Desarrollo, S.L. | Method of making a hypereutectoid, head-hardened steel rail |
CN102220545B (zh) * | 2010-04-16 | 2013-02-27 | 攀钢集团有限公司 | 耐磨性和塑性优良的高碳高强热处理钢轨及其制造方法 |
PL2578716T3 (pl) * | 2010-06-07 | 2020-04-30 | Nippon Steel Corporation | Szyna stalowa |
US9127409B2 (en) * | 2012-04-23 | 2015-09-08 | Nippon Steel & Sumitomo Metal Corporation | Rail |
EP2674504A1 (en) * | 2012-06-11 | 2013-12-18 | Siemens S.p.A. | Method and system for thermal treatments of rails |
AU2014245505B2 (en) | 2013-03-28 | 2016-09-15 | Jfe Steel Corporation | Rail manufacturing method and manufacturing equipment |
-
2016
- 2016-01-22 ES ES16740299T patent/ES2794621T3/es active Active
- 2016-01-22 EP EP16740299.9A patent/EP3249070B1/en active Active
- 2016-01-22 JP JP2016570729A patent/JP6354862B2/ja active Active
- 2016-01-22 WO PCT/JP2016/051890 patent/WO2016117692A1/ja active Application Filing
- 2016-01-22 US US15/544,686 patent/US10047411B2/en active Active
- 2016-01-22 CA CA2973858A patent/CA2973858C/en active Active
- 2016-01-22 BR BR112017014991-5A patent/BR112017014991A2/pt active Search and Examination
- 2016-01-22 PL PL16740299T patent/PL3249070T3/pl unknown
- 2016-01-22 RU RU2017128814A patent/RU2676374C1/ru active
- 2016-01-22 CN CN201680006505.6A patent/CN107208216B/zh not_active Expired - Fee Related
- 2016-01-22 AU AU2016210110A patent/AU2016210110B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
JP6354862B2 (ja) | 2018-07-11 |
EP3249070B1 (en) | 2020-03-18 |
CN107208216B (zh) | 2019-02-12 |
US10047411B2 (en) | 2018-08-14 |
WO2016117692A1 (ja) | 2016-07-28 |
US20170369961A1 (en) | 2017-12-28 |
CA2973858A1 (en) | 2016-07-28 |
CA2973858C (en) | 2019-09-03 |
EP3249070A4 (en) | 2018-06-27 |
RU2676374C1 (ru) | 2018-12-28 |
AU2016210110A1 (en) | 2017-08-03 |
ES2794621T3 (es) | 2020-11-18 |
PL3249070T3 (pl) | 2020-07-27 |
AU2016210110B2 (en) | 2018-11-01 |
EP3249070A1 (en) | 2017-11-29 |
CN107208216A (zh) | 2017-09-26 |
JPWO2016117692A1 (ja) | 2017-11-24 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
B25D | Requested change of name of applicant approved |
Owner name: NIPPON STEEL CORPORATION (JP) |
|
B06U | Preliminary requirement: requests with searches performed by other patent offices: procedure suspended [chapter 6.21 patent gazette] | ||
B09A | Decision: intention to grant [chapter 9.1 patent gazette] | ||
B11D | Dismissal acc. art. 38, par 2 of ipl - failure to pay fee after grant in time |