BR112014018242A2 - steel for the production of railway parts, railway crossings and diversions and method for producing said parts - Google Patents

steel for the production of railway parts, railway crossings and diversions and method for producing said parts

Info

Publication number
BR112014018242A2
BR112014018242A2 BR112014018242A BR112014018242A BR112014018242A2 BR 112014018242 A2 BR112014018242 A2 BR 112014018242A2 BR 112014018242 A BR112014018242 A BR 112014018242A BR 112014018242 A BR112014018242 A BR 112014018242A BR 112014018242 A2 BR112014018242 A2 BR 112014018242A2
Authority
BR
Brazil
Prior art keywords
railway
parts
steel
producing
production
Prior art date
Application number
BR112014018242A
Other languages
Portuguese (pt)
Inventor
Deng Lifen
Jaiswal Shreekant
Jerath Vijay
Original Assignee
Tata Steel Uk 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 Tata Steel Uk Ltd filed Critical Tata Steel Uk Ltd
Publication of BR112014018242A2 publication Critical patent/BR112014018242A2/en

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
    • C21D6/00—Heat treatment of ferrous alloys
    • C21D6/005—Heat treatment of ferrous alloys containing Mn
    • 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
    • C22C38/001—Ferrous alloys, e.g. steel alloys containing N
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B37/00—Control devices or methods specially adapted for metal-rolling mills or the work produced thereby
    • B21B37/74—Temperature control, e.g. by cooling or heating the rolls or the product
    • 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
    • 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
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/42—Ferrous alloys, e.g. steel alloys containing chromium with nickel with copper
    • 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
    • C22C38/44—Ferrous alloys, e.g. steel alloys containing chromium with nickel with molybdenum or tungsten
    • 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
    • C22C38/46—Ferrous alloys, e.g. steel alloys containing chromium with nickel with vanadium
    • 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
    • C22C38/48—Ferrous alloys, e.g. steel alloys containing chromium with nickel with niobium or tantalum
    • 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
    • C22C38/50—Ferrous alloys, e.g. steel alloys containing chromium with nickel with titanium or zirconium
    • 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
    • C22C38/52—Ferrous alloys, e.g. steel alloys containing chromium with nickel with cobalt
    • 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
    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
    • E01B7/00—Switches; Crossings
    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
    • E01B7/00—Switches; Crossings
    • E01B7/10—Frogs
    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
    • E01B7/00—Switches; Crossings
    • E01B7/28—Crossings
    • 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
    • C21D2211/001—Austenite

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 Steel (AREA)
  • Forging (AREA)

Abstract

resumo patente de invenção: "aço para produção de peças para ferrovias, cruzamentos de ferrovias e desvios e método para produção das ditas peças". a presente invenção refere-se a um aço forjado para produção de peças para ferrovias, cruzamentos de ferrovias ou desvios de ferrovias caracterizado pelo fato de que compreende (em % em peso): 0,01 a 0,15% de carbono; no máximo 0,5% de silício; 10 a 15% de manganês; pelo menos 0,6 a 3,95% de molibdênio; opcionalmente um ou mais dos seguintes elementos: i. 0,05 a 0,2% de níquel e/ou ii. 0,05 a 0,2% de cobalto e/ou iii. 0,02 a 0,30% de cr e/ou iv. 0,05 a 0,2% de cobre; v. no máximo 5 ppm de h; vi. no máximo 0,20% de v; vii. no máximo 0,10% de nb; viii. no máximo 0,20% de ti e/ou zr; ix. no máximo 50 ppm de b; x. no máximo 250 ppm de n; xi. no máximo 0,2% de al; xii. no máximo 0,08% de s; xiii. no máximo 0,08% de p; xiv. no máximo 1,5% de w; e o saldo sendo ferro e as inevitáveis impurezas e a um método para produção do aço forjado e seu uso.Patent specification: "Steel for the production of railway parts, railway intersections and deviations and method for producing said parts". The present invention relates to a forged steel for the production of railway parts, railway crossings or railway diversions comprising (in weight%): 0.01 to 0.15% carbon; at most 0.5% silicon; 10 to 15% manganese; at least 0.6 to 3.95% molybdenum; optionally one or more of the following elements: i. 0.05 to 0.2% nickel and / or ii. 0.05 to 0.2% cobalt and / or iii. 0.02 to 0.30% of cr and / or iv. 0.05 to 0.2% copper; v. at most 5 ppm h; saw. at most 0.20% of v; vii. at most 0.10% nb; viii. at most 0.20% of ti and / or zr; ix. at most 50 ppm b; x. 250 ppm max n; xi at most 0.2% of al; xii. at most 0.08% of s; xiii. at most 0.08% p; xiv. maximum 1.5% of w; and the balance being iron and the inevitable impurities and a method for producing and using wrought steel.

BR112014018242A 2012-01-25 2013-01-25 steel for the production of railway parts, railway crossings and diversions and method for producing said parts BR112014018242A2 (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
EP12152514 2012-01-25
US201261595014P 2012-02-03 2012-02-03
EP12153948 2012-02-03
PCT/EP2013/051517 WO2013110798A1 (en) 2012-01-25 2013-01-25 Steel for producing parts for railway, railway crossings and switches and method for producing said parts

Publications (1)

Publication Number Publication Date
BR112014018242A2 true BR112014018242A2 (en) 2017-07-04

Family

ID=48872901

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112014018242A BR112014018242A2 (en) 2012-01-25 2013-01-25 steel for the production of railway parts, railway crossings and diversions and method for producing said parts

Country Status (11)

Country Link
US (1) US20150028165A1 (en)
EP (1) EP2807283A1 (en)
JP (1) JP2015510548A (en)
KR (1) KR20140119153A (en)
CN (1) CN104160058A (en)
AU (1) AU2013213544A1 (en)
BR (1) BR112014018242A2 (en)
HK (1) HK1203572A1 (en)
MX (1) MX2014008972A (en)
RU (1) RU2014134530A (en)
WO (1) WO2013110798A1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101543898B1 (en) * 2013-12-24 2015-08-11 주식회사 포스코 Steel having excellent impact toughness of welding zone and welding property
CA3071616A1 (en) 2017-08-01 2019-02-07 The Chamberlain Group, Inc. System for facilitating access to a secured area
US11055942B2 (en) 2017-08-01 2021-07-06 The Chamberlain Group, Inc. System and method for facilitating access to a secured area
JP6801747B2 (en) * 2018-06-28 2020-12-16 Ｊｆｅスチール株式会社 Manufacturing method for austenitic rails
CN113668299B (en) * 2021-08-20 2023-04-25 宜兴市鑫煜科技有限公司 Integral casting type frog structure for railway track train turnout and preparation process thereof

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1178880B (en) * 1961-10-21 1964-10-01 Huettenwerk Oberhausen Ag Process for the production of steel, wear-resistant, naturally hard single-material rails
FR2407987A1 (en) * 1977-11-03 1979-06-01 Creusot Loire AUSTENITIC STEEL WITH MOLDABLE AND WELDABLE MANGANESE
JPS60128242A (en) * 1983-12-15 1985-07-09 Nippon Steel Corp High manganese steel for nonmagnetic drill collar
JP2533935B2 (en) * 1989-06-10 1996-09-11 株式会社神戸製鋼所 Method for producing high Mn non-magnetic steel having excellent SR embrittlement resistance, high strength and high toughness
DE19735285C2 (en) * 1997-08-14 2001-08-23 Butzbacher Weichenbau Gmbh Process for the production of a track part
CN1061385C (en) * 1998-06-19 2001-01-31 四川工业学院 High-performance abrasion-resistant steel for switch tongue of high-speed or quasi high-speed railway
GB0204558D0 (en) * 2002-02-27 2002-04-10 Allen Edgar Eng Railway crossings, etc
CN100484701C (en) * 2005-10-17 2009-05-06 大连交通大学 Forging (rolling) manufacture method of high-manganese steel frog centering rail
CN100463992C (en) * 2007-06-12 2009-02-25 燕山大学 Forged (rolled) abrasive austenic permanganic steel and its manufacture

Also Published As

Publication number Publication date
JP2015510548A (en) 2015-04-09
CN104160058A (en) 2014-11-19
EP2807283A1 (en) 2014-12-03
MX2014008972A (en) 2015-03-19
WO2013110798A1 (en) 2013-08-01
AU2013213544A1 (en) 2014-08-28
RU2014134530A (en) 2016-03-20
HK1203572A1 (en) 2015-10-30
KR20140119153A (en) 2014-10-08
US20150028165A1 (en) 2015-01-29

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Legal Events

Date Code Title Description
B08F Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette]
B08K Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette]