ITFI20040044A1 - HARDENING PROCEDURE VIA LASER IN RAILWAY APPLICATIONS AND RELATED EQUIPMENT - Google Patents

HARDENING PROCEDURE VIA LASER IN RAILWAY APPLICATIONS AND RELATED EQUIPMENT

Info

Publication number
ITFI20040044A1
ITFI20040044A1 ITFI20040044A ITFI20040044A1 IT FI20040044 A1 ITFI20040044 A1 IT FI20040044A1 IT FI20040044 A ITFI20040044 A IT FI20040044A IT FI20040044 A1 ITFI20040044 A1 IT FI20040044A1
Authority
IT
Italy
Prior art keywords
related equipment
via laser
procedure via
railway applications
hardening procedure
Prior art date
Application number
Other languages
Italian (it)
Inventor
Sandro Favilli
Pier Luigi Siliani
Original Assignee
Sandro Favilli
Siliani Pier
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 Sandro Favilli, Siliani Pier filed Critical Sandro Favilli
Priority to ITFI20040044 priority Critical patent/ITFI20040044A1/en
Publication of ITFI20040044A1 publication Critical patent/ITFI20040044A1/en
Priority to PCT/IT2005/000092 priority patent/WO2005080686A1/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
    • 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
    • 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
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/06—Surface hardening
    • C21D1/09—Surface hardening by direct application of electrical or wave energy; by particle radiation
    • 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
    • C21D2221/02—Edge parts
ITFI20040044 2004-02-23 2004-02-23 HARDENING PROCEDURE VIA LASER IN RAILWAY APPLICATIONS AND RELATED EQUIPMENT ITFI20040044A1 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
ITFI20040044 ITFI20040044A1 (en) 2004-02-23 2004-02-23 HARDENING PROCEDURE VIA LASER IN RAILWAY APPLICATIONS AND RELATED EQUIPMENT
PCT/IT2005/000092 WO2005080686A1 (en) 2004-02-23 2005-02-21 Hardening process using laser in railway applications and relative equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ITFI20040044 ITFI20040044A1 (en) 2004-02-23 2004-02-23 HARDENING PROCEDURE VIA LASER IN RAILWAY APPLICATIONS AND RELATED EQUIPMENT

Publications (1)

Publication Number Publication Date
ITFI20040044A1 true ITFI20040044A1 (en) 2004-05-23

Family

ID=34878823

Family Applications (1)

Application Number Title Priority Date Filing Date
ITFI20040044 ITFI20040044A1 (en) 2004-02-23 2004-02-23 HARDENING PROCEDURE VIA LASER IN RAILWAY APPLICATIONS AND RELATED EQUIPMENT

Country Status (2)

Country Link
IT (1) ITFI20040044A1 (en)
WO (1) WO2005080686A1 (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2472895C2 (en) * 2010-08-05 2013-01-20 Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Юго-Западный государственный университет" (ЮЗГУ) Rail head profile formation method
CN102121064A (en) * 2011-01-30 2011-07-13 武汉华工激光工程有限责任公司 Off-line laser quenching process for surface strengthening treatment of steel rail
CN102121217B (en) * 2011-01-30 2012-11-28 武汉武钢华工激光大型装备有限公司 Online laser quenching process for strengthening steel rail surface
WO2014005478A1 (en) * 2012-07-05 2014-01-09 武汉新瑞达激光工程有限责任公司 Onsite steel rail laser processing vehicle
CN202809417U (en) * 2012-03-27 2013-03-20 武汉新瑞达激光工程有限责任公司 On-line type steel rail laser processing vehicle
US9708685B2 (en) 2013-11-25 2017-07-18 Magna International Inc. Structural component including a tempered transition zone
MX2017008438A (en) * 2015-01-09 2017-10-31 Illinois Tool Works Inline laser-based system and method for thermal treatment of continuous products.
CA2972027C (en) 2015-01-09 2019-06-04 Illinois Tool Works Inc. Inline plasma-based system and method for thermal treatment of continuous products
RU180729U1 (en) * 2017-10-20 2018-06-21 Общество с ограниченной ответственностью НПК "Магнит" Installation of heat treatment of welded joints of rails in traveling technological conditions

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5817842B2 (en) * 1976-11-25 1983-04-09 日本国有鉄道 How to recover rolling fatigue from rails
JPS61246320A (en) * 1985-03-01 1986-11-01 Toyota Motor Corp Manufacture of remelted and chilled camshaft
GB8626051D0 (en) * 1986-10-31 1986-12-03 Seguin H J J Laser surface hardening of rails
EP1308525A3 (en) * 2001-10-30 2004-01-28 Yamazaki Mazak Kabushiki Kaisha Method of controlling hardening with laser beam and laser beam hardening device

Also Published As

Publication number Publication date
WO2005080686A1 (en) 2005-09-01

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