AU4970472A - Method of making flat steel files - Google Patents

Method of making flat steel files

Info

Publication number
AU4970472A
AU4970472A AU49704/72A AU4970472A AU4970472A AU 4970472 A AU4970472 A AU 4970472A AU 49704/72 A AU49704/72 A AU 49704/72A AU 4970472 A AU4970472 A AU 4970472A AU 4970472 A AU4970472 A AU 4970472A
Authority
AU
Australia
Prior art keywords
flat steel
making flat
steel files
files
making
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.)
Expired
Application number
AU49704/72A
Other versions
AU460981B2 (en
Inventor
Gilbert Cotton John
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.)
USS Engineers and Consultants Inc
Original Assignee
USS Engineers and Consultants Inc
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 USS Engineers and Consultants Inc filed Critical USS Engineers and Consultants Inc
Publication of AU4970472A publication Critical patent/AU4970472A/en
Application granted granted Critical
Publication of AU460981B2 publication Critical patent/AU460981B2/en
Expired 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
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/26—Methods of annealing
    • C21D1/32—Soft annealing, e.g. spheroidising
    • 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
    • C21D1/74—Methods of treatment in inert gas, controlled atmosphere, vacuum or pulverulent material
    • C21D1/76—Adjusting the composition of the atmosphere
    • 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
    • C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/0247—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the heat treatment
    • C21D8/0263—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the heat treatment following hot rolling
    • 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
    • C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/0221—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the working steps
    • C21D8/0226—Hot rolling

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Heat Treatment Of Strip Materials And Filament Materials (AREA)
  • Heat Treatment Of Sheet Steel (AREA)
  • Heat Treatment Of Steel (AREA)
  • Heat Treatment Of Articles (AREA)
AU49704/72A 1971-12-22 1972-12-06 Method of making flat steel files Expired AU460981B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
USUS211091 1971-12-22
US00211091A US3820372A (en) 1971-12-22 1971-12-22 Method of making flat steel files

Publications (2)

Publication Number Publication Date
AU4970472A true AU4970472A (en) 1974-06-06
AU460981B2 AU460981B2 (en) 1975-05-15

Family

ID=22785564

Family Applications (1)

Application Number Title Priority Date Filing Date
AU49704/72A Expired AU460981B2 (en) 1971-12-22 1972-12-06 Method of making flat steel files

Country Status (8)

Country Link
US (1) US3820372A (en)
JP (1) JPS4870615A (en)
AU (1) AU460981B2 (en)
BE (1) BE793276A (en)
CA (1) CA971776A (en)
DE (1) DE2261878A1 (en)
GB (1) GB1412601A (en)
SE (1) SE381287B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1243200A (en) * 1984-03-28 1988-10-18 Susumu Kanbara Process and apparatus for direct softening heat treatment of rolled wire rods
FR2712305B1 (en) * 1993-11-12 1996-02-02 Lorraine Laminage Narrow strips of high carbon steel and method of manufacturing such strips.
CN110551880A (en) * 2019-10-24 2019-12-10 成都先进金属材料产业技术研究院有限公司 softening heat treatment process for small-size 22Si2MnCrNi2MoA steel rolled material

Also Published As

Publication number Publication date
SE381287B (en) 1975-12-01
DE2261878A1 (en) 1973-06-28
BE793276A (en) 1973-06-22
AU460981B2 (en) 1975-05-15
CA971776A (en) 1975-07-29
GB1412601A (en) 1975-11-05
JPS4870615A (en) 1973-09-25
US3820372A (en) 1974-06-28

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