AU2002366997A1 - Process for hardening a circumferential surface on a steel article - Google Patents

Process for hardening a circumferential surface on a steel article

Info

Publication number
AU2002366997A1
AU2002366997A1 AU2002366997A AU2002366997A AU2002366997A1 AU 2002366997 A1 AU2002366997 A1 AU 2002366997A1 AU 2002366997 A AU2002366997 A AU 2002366997A AU 2002366997 A AU2002366997 A AU 2002366997A AU 2002366997 A1 AU2002366997 A1 AU 2002366997A1
Authority
AU
Australia
Prior art keywords
hardening
circumferential surface
steel article
article
steel
Prior art date
Legal status (The legal status 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 status listed.)
Abandoned
Application number
AU2002366997A
Inventor
Harold I. Burrier Jr.
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Timken Co
Original Assignee
Timken Co
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 Timken Co filed Critical Timken Co
Publication of AU2002366997A1 publication Critical patent/AU2002366997A1/en
Abandoned legal-status Critical Current

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
    • C21D9/40—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for rings; for bearing races
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
    • F16C33/30—Parts of ball or roller bearings
    • F16C33/58—Raceways; Race rings
    • F16C33/64—Special methods of manufacture
    • 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
    • C21D2211/008—Martensite
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C19/00—Bearings with rolling contact, for exclusively rotary movement
    • F16C19/22—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings
    • F16C19/34—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings for both radial and axial load
    • F16C19/36—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings for both radial and axial load with a single row of rollers
    • F16C19/364—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings for both radial and axial load with a single row of rollers with tapered rollers, i.e. rollers having essentially the shape of a truncated cone
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C2204/00—Metallic materials; Alloys
    • F16C2204/60—Ferrous alloys, e.g. steel alloys
    • F16C2204/66—High carbon steel, i.e. carbon content above 0.8 wt%, e.g. through-hardenable steel
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C2300/00—Application independent of particular apparatuses
    • F16C2300/10—Application independent of particular apparatuses related to size
    • F16C2300/14—Large applications, e.g. bearings having an inner diameter exceeding 500 mm

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • General Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Heat Treatment Of Articles (AREA)
AU2002366997A 2002-01-09 2002-12-18 Process for hardening a circumferential surface on a steel article Abandoned AU2002366997A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US10/043,132 2002-01-09
US10/043,132 US20030127161A1 (en) 2002-01-09 2002-01-09 Process for hardening a circumferential surface on a steel article
PCT/US2002/040367 WO2003060170A1 (en) 2002-01-09 2002-12-18 Process for hardening a circumferential surface on a steel article

Publications (1)

Publication Number Publication Date
AU2002366997A1 true AU2002366997A1 (en) 2003-07-30

Family

ID=21925659

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2002366997A Abandoned AU2002366997A1 (en) 2002-01-09 2002-12-18 Process for hardening a circumferential surface on a steel article

Country Status (3)

Country Link
US (1) US20030127161A1 (en)
AU (1) AU2002366997A1 (en)
WO (1) WO2003060170A1 (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1908852B1 (en) * 2005-07-20 2013-08-21 NTN Corporation Bearing device for wheel
WO2010127860A1 (en) 2009-05-06 2010-11-11 Aktiebolaget Skf Raceway element for a large roller bearing and bearing assembly
EP2987873A3 (en) * 2009-07-22 2016-04-13 NTN Corporation Method for heat-treating a ring-shaped member, method for producing a ring-shaped member, ring-shaped member, bearing ring, rolling bearing, and method for producing a bearing ring
DE102011008958A1 (en) * 2011-01-19 2012-07-19 Imo Holding Gmbh Rotor bearing for a wind turbine
US9487843B2 (en) 2011-01-21 2016-11-08 Ntn Corporation Method for producing a bearing ring
CN108350944A (en) * 2015-10-29 2018-07-31 Ntn株式会社 Produce method, double-row conical bearing and the method for producing double-row conical bearing of bearer ring
JP7079289B2 (en) * 2020-07-15 2022-06-01 住友重機械工業株式会社 Heat treatment method for parts for speed reducer
WO2023129949A1 (en) * 2021-12-29 2023-07-06 Integrated Heat Treating Solutions, Llc Method of heat treating a metal part with optional forging

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DD148792B1 (en) * 1980-01-31 1983-09-07 Michael Schmidt RECORDING DEVICE FOR THE HINGE OF RINGS
JPS57174415A (en) * 1981-04-21 1982-10-27 Osaka Bearing Seizo Kk Partial hardening method of steel ring parts
JPS59118812A (en) * 1982-12-27 1984-07-09 Nippon Seiko Kk Method for hardening bearing ring of swiveling wheel bearing
JPH10121125A (en) * 1996-10-16 1998-05-12 Aisin Aw Co Ltd Treatment of surface of steel member and surface treated steel member
NL1006539C2 (en) * 1997-07-10 1999-01-12 Skf Ind Trading & Dev Method for performing a heat treatment on metal rings, and bearing ring thus obtained.

Also Published As

Publication number Publication date
US20030127161A1 (en) 2003-07-10
WO2003060170A1 (en) 2003-07-24

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Legal Events

Date Code Title Description
MK6 Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase