DE3276438D1 - Process and apparatus for heat treating sections of ferrous workpieces - Google Patents

Process and apparatus for heat treating sections of ferrous workpieces

Info

Publication number
DE3276438D1
DE3276438D1 DE8282103913T DE3276438T DE3276438D1 DE 3276438 D1 DE3276438 D1 DE 3276438D1 DE 8282103913 T DE8282103913 T DE 8282103913T DE 3276438 T DE3276438 T DE 3276438T DE 3276438 D1 DE3276438 D1 DE 3276438D1
Authority
DE
Germany
Prior art keywords
heat treating
degrees
treating sections
heat treatment
temperature range
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
DE8282103913T
Other languages
English (en)
Inventor
Wilhelm Hauke
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.)
Georg Fischer AG
Original Assignee
Georg Fischer AG
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 Georg Fischer AG filed Critical Georg Fischer AG
Application granted granted Critical
Publication of DE3276438D1 publication Critical patent/DE3276438D1/de
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
    • C21D5/00—Heat treatments of cast-iron
    • 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
    • C21D1/18—Hardening; Quenching with or without subsequent tempering
    • C21D1/19—Hardening; Quenching with or without subsequent tempering by interrupted quenching
    • C21D1/20—Isothermal quenching, e.g. bainitic hardening
    • 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
    • C21D1/62—Quenching devices
    • C21D1/63—Quenching devices for bath quenching

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 Articles (AREA)
  • Heat Treatments In General, Especially Conveying And Cooling (AREA)
  • Processing Of Solid Wastes (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Furnace Charging Or Discharging (AREA)
DE8282103913T 1981-05-21 1982-05-06 Process and apparatus for heat treating sections of ferrous workpieces Expired DE3276438D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH3312/81A CH653706A5 (de) 1981-05-21 1981-05-21 Verfahren und vorrichtung zur abschnittsweisen waermebehandlung von bauteilen aus eisenwerkstoffen.

Publications (1)

Publication Number Publication Date
DE3276438D1 true DE3276438D1 (en) 1987-07-02

Family

ID=4253262

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8282103913T Expired DE3276438D1 (en) 1981-05-21 1982-05-06 Process and apparatus for heat treating sections of ferrous workpieces

Country Status (7)

Country Link
EP (1) EP0065678B1 (de)
JP (1) JPS57194208A (de)
AT (1) ATE27465T1 (de)
BR (1) BR8202893A (de)
CA (1) CA1200741A (de)
CH (1) CH653706A5 (de)
DE (1) DE3276438D1 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5028281A (en) * 1988-06-14 1991-07-02 Textron, Inc. Camshaft
JP3580938B2 (ja) * 1996-03-05 2004-10-27 アイシン・エィ・ダブリュ株式会社 昇温ベイナイト処理法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1687656A (en) * 1925-07-23 1928-10-16 Westinghouse Electric & Mfg Co Heat-treating method
DE1113225B (de) * 1957-09-19 1961-08-31 Tiroler Roehren & Metallwerk Verfahren zur Oberflaechenhaertung von Gusseisen
AT303097B (de) * 1969-03-06 1972-11-10 Boehler & Co Ag Geb Partielles Härtungsverfahren
US3860457A (en) * 1972-07-12 1975-01-14 Kymin Oy Kymmene Ab A ductile iron and method of making it

Also Published As

Publication number Publication date
ATE27465T1 (de) 1987-06-15
CA1200741A (en) 1986-02-18
CH653706A5 (de) 1986-01-15
BR8202893A (pt) 1983-05-03
EP0065678B1 (de) 1987-05-27
EP0065678A1 (de) 1982-12-01
JPS57194208A (en) 1982-11-29

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee