BR112017023115A2 - método para produção de material de aço, aparelho para resfriar material de aço, e material de aço - Google Patents

método para produção de material de aço, aparelho para resfriar material de aço, e material de aço

Info

Publication number
BR112017023115A2
BR112017023115A2 BR112017023115A BR112017023115A BR112017023115A2 BR 112017023115 A2 BR112017023115 A2 BR 112017023115A2 BR 112017023115 A BR112017023115 A BR 112017023115A BR 112017023115 A BR112017023115 A BR 112017023115A BR 112017023115 A2 BR112017023115 A2 BR 112017023115A2
Authority
BR
Brazil
Prior art keywords
steel material
cooling
longitudinal direction
producing
transport distance
Prior art date
Application number
BR112017023115A
Other languages
English (en)
Other versions
BR112017023115B1 (pt
Inventor
Kijima Hideo
Ishikawa Hiroshi
Fukuda Hiroyuki
Okushiro Kenji
Nakano Sadanori
Yoshida Yoshikazu
Original Assignee
Jfe 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 Jfe Steel Corp filed Critical Jfe Steel Corp
Publication of BR112017023115A2 publication Critical patent/BR112017023115A2/pt
Publication of BR112017023115B1 publication Critical patent/BR112017023115B1/pt

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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B1/00—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations
    • B21B1/08—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling structural sections, i.e. work of special cross-section, e.g. angle steel
    • B21B1/085—Rail sections
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B45/00—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills
    • B21B45/02—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills for lubricating, cooling, or cleaning
    • B21B45/0203—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
    • 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
    • C22C38/002—Ferrous alloys, e.g. steel alloys containing In, Mg, or other elements not provided for in one single group C22C38/001 - C22C38/60
    • 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
    • C22C38/02—Ferrous alloys, e.g. steel alloys containing silicon
    • 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
    • C22C38/06—Ferrous alloys, e.g. steel alloys containing aluminium
    • 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
    • C22C38/14—Ferrous alloys, e.g. steel alloys containing titanium or zirconium
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B45/00—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills
    • B21B45/02—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills for lubricating, cooling, or cleaning
    • B21B45/0203—Cooling
    • B21B45/0209—Cooling devices, e.g. using gaseous coolants
    • B21B2045/0212—Cooling devices, e.g. using gaseous coolants using gaseous coolants
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B45/00—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills
    • B21B45/02—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills for lubricating, cooling, or cleaning
    • B21B45/0203—Cooling
    • B21B45/0209—Cooling devices, e.g. using gaseous coolants
    • B21B45/0215—Cooling devices, e.g. using gaseous coolants using liquid coolants, e.g. for sections, for tubes
    • B21B2045/0221—Cooling devices, e.g. using gaseous coolants using liquid coolants, e.g. for sections, for tubes for structural sections, e.g. H-beams
    • 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
    • C22C38/60—Ferrous alloys, e.g. steel alloys containing lead, selenium, tellurium, or antimony, or more than 0.04% by weight of sulfur

Abstract

a presente invenção se refere a um aparelho de resfriamento (2) que tem uma pluralidade de seções de resfriamento (tubos de comunicação de resfriamento de seção de cabeça (21a) a (21c), e um tubo de comunicação de resfriamento de seção de base (22) disposta lado a lado na direção longitudinal do material de aço resfria um material de aço trabalhado a quente ou resfriado / reaquecido, o material de aço é transportado na distância de transporte lo (m) que atende a equação (1), na direção longitudinal do material de aço, no aparelho de resfriamento (2). na equação (1), lo representa a distância de transporte (m) do material de aço, m representa um número natural, e lh representa a extensão (m) das seções de resfriamento na direção longitudinal do material de aço. (m - 0.20) ¿ lh ¿ lo ¿ (m + 0.20) ¿ lh ? (1)
BR112017023115-8A 2015-05-14 2016-05-02 Método para produzir um trilho de trem e aparelho para resfriar um trilho de trem BR112017023115B1 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2015-099365 2015-05-14
JP2015099365 2015-05-14
PCT/JP2016/063603 WO2016181891A1 (ja) 2015-05-14 2016-05-02 鋼材の製造方法、鋼材の冷却装置および鋼材

Publications (2)

Publication Number Publication Date
BR112017023115A2 true BR112017023115A2 (pt) 2018-07-10
BR112017023115B1 BR112017023115B1 (pt) 2022-04-12

Family

ID=57247940

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112017023115-8A BR112017023115B1 (pt) 2015-05-14 2016-05-02 Método para produzir um trilho de trem e aparelho para resfriar um trilho de trem

Country Status (7)

Country Link
US (2) US20180327880A1 (pt)
EP (1) EP3296409B1 (pt)
JP (1) JP6380669B2 (pt)
CN (1) CN107614708A (pt)
AU (1) AU2016260101B9 (pt)
BR (1) BR112017023115B1 (pt)
WO (1) WO2016181891A1 (pt)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110352258A (zh) * 2017-03-21 2019-10-18 杰富意钢铁株式会社 轨道及其制造方法
US11111555B2 (en) 2017-03-21 2021-09-07 Jfe Steel Corporation Method for producing rail
CN113977211A (zh) * 2021-10-28 2022-01-28 攀钢集团攀枝花钢铁研究院有限公司 一种中等强度钢轨及其生产方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3579681D1 (de) * 1984-12-24 1990-10-18 Nippon Steel Corp Verfahren und vorrichtung zum waermebehandeln von schienen.
JPH01104721A (ja) * 1987-10-19 1989-04-21 Nippon Steel Corp 高温レールの冷却法
JPH08260058A (ja) * 1995-03-27 1996-10-08 Daido Steel Co Ltd 鋼材の冷却方法
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
JP4126908B2 (ja) * 2001-12-28 2008-07-30 Ｊｆｅスチール株式会社 鋼材の冷却方法
US9593393B2 (en) * 2012-02-06 2017-03-14 Jfe Steel Corporation Rail heat treatment device and rail heat treatment method

Also Published As

Publication number Publication date
CN107614708A (zh) 2018-01-19
US20220112571A1 (en) 2022-04-14
JPWO2016181891A1 (ja) 2017-09-07
EP3296409A1 (en) 2018-03-21
EP3296409A4 (en) 2018-05-30
JP6380669B2 (ja) 2018-08-29
AU2016260101B2 (en) 2019-03-07
AU2016260101A1 (en) 2017-11-16
US20180327880A1 (en) 2018-11-15
EP3296409B1 (en) 2021-01-13
AU2016260101B9 (en) 2019-03-28
WO2016181891A1 (ja) 2016-11-17
BR112017023115B1 (pt) 2022-04-12

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Legal Events

Date Code Title Description
B06U Preliminary requirement: requests with searches performed by other patent offices: procedure suspended [chapter 6.21 patent gazette]
B07A Application suspended after technical examination (opinion) [chapter 7.1 patent gazette]
B06A Patent application procedure suspended [chapter 6.1 patent gazette]
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]

Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 02/05/2016, OBSERVADAS AS CONDICOES LEGAIS.