YU46472B - Postopek za toplotno obdelavo temprane litine - Google Patents

Postopek za toplotno obdelavo temprane litine

Info

Publication number
YU46472B
YU46472B YU142388A YU142388A YU46472B YU 46472 B YU46472 B YU 46472B YU 142388 A YU142388 A YU 142388A YU 142388 A YU142388 A YU 142388A YU 46472 B YU46472 B YU 46472B
Authority
YU
Yugoslavia
Prior art keywords
degrees
temperature
heat treatment
cast iron
procedure
Prior art date
Application number
YU142388A
Other languages
English (en)
Other versions
YU142388A (en
Inventor
G. Loecker
K. Maier
W. Malzacher
Original Assignee
Fittings Traisen G.M.B.H.
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 Fittings Traisen G.M.B.H. filed Critical Fittings Traisen G.M.B.H.
Publication of YU142388A publication Critical patent/YU142388A/xx
Publication of YU46472B publication Critical patent/YU46472B/sh

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
    • C21D5/04—Heat treatments of cast-iron of white cast-iron
    • C21D5/06—Malleabilising
    • C21D5/08—Malleabilising with oxidation of carbon
    • C21D5/10—Malleabilising with oxidation of carbon in gaseous agents

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Heat Treatment Of Articles (AREA)
  • Heat Treatments In General, Especially Conveying And Cooling (AREA)

Abstract

POSTOPEK ZA TOPLOTNO OBDELAVO TEMPRANE LITINE, v pretočni plinski peči za tempranje, označen s tem, da razogljičimo z žarjenjem ulitke v pretočni plinski peči za tempranje pri temperaturi od 1000 stepeni C do 1100 stepeni C i jih držimo pri tej temperaturi do popolnega razpad cementita, zatem pospešeno ohladimo na 730 stepeni C in od te temperature ohlajamo z ohlajevalno hitrostjo 2 stepena C/h do 5 stepeni C/h do temperature od 680 stepeni C do 710 stepeni C in končno ohladimo na zraku do sobne temperature. Prijava sadrži još 6 zavisnih zahteva.
YU142388A 1987-07-27 1988-07-21 Postopek za toplotno obdelavo temprane litine YU46472B (sh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT190187A AT391878B (de) 1987-07-27 1987-07-27 Verfahren zur waermebehandlung von temperguss

Publications (2)

Publication Number Publication Date
YU142388A YU142388A (en) 1990-02-28
YU46472B true YU46472B (sh) 1993-10-20

Family

ID=3523468

Family Applications (1)

Application Number Title Priority Date Filing Date
YU142388A YU46472B (sh) 1987-07-27 1988-07-21 Postopek za toplotno obdelavo temprane litine

Country Status (7)

Country Link
EP (1) EP0302049A1 (sh)
AT (1) AT391878B (sh)
BR (1) BR8803713A (sh)
HU (1) HUT50882A (sh)
PL (1) PL273903A1 (sh)
PT (1) PT88105A (sh)
YU (1) YU46472B (sh)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113403458B (zh) * 2021-06-23 2022-03-25 唐山鑫业科技有限公司 白心可锻铸铁生产工艺

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR956234A (sh) * 1950-01-27
DE872352C (de) * 1950-06-03 1953-03-30 Bergische Stahlindustrie Aus Temperguss bestehende Formteile, die unabhaengig von ihrer Wandstaerke durch Schmelzschweissen gut schweissbar sind
US3055779A (en) * 1959-03-16 1962-09-25 Pfaudler Permutit Inc Method of making enameled ductile iron
GB897159A (en) * 1960-05-23 1962-05-23 Matthias Ludwig Improvements in and relating to the production of high-grade malleable iron castings
FR1526120A (fr) * 1967-04-05 1968-05-24 Renault Fonte malléable à recuit rapide

Also Published As

Publication number Publication date
PL273903A1 (en) 1989-04-17
BR8803713A (pt) 1989-02-14
YU142388A (en) 1990-02-28
AT391878B (de) 1990-12-10
ATA190187A (de) 1990-06-15
PT88105A (pt) 1989-06-30
EP0302049A1 (de) 1989-02-01
HUT50882A (en) 1990-03-28

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