SU654182A3 - Method of heat treatment of steel articles - Google Patents

Method of heat treatment of steel articles

Info

Publication number
SU654182A3
SU654182A3 SU752113678D SU2412982D SU654182A3 SU 654182 A3 SU654182 A3 SU 654182A3 SU 752113678 D SU752113678 D SU 752113678D SU 2412982 D SU2412982 D SU 2412982D SU 654182 A3 SU654182 A3 SU 654182A3
Authority
SU
USSR - Soviet Union
Prior art keywords
heat treatment
steel articles
articles
steel
mixture
Prior art date
Application number
SU752113678D
Other languages
Russian (ru)
Inventor
Киферле Вольфганг
Original Assignee
Хавера Пробст Кг Хартметаль-Веркцойгфабрик Равенсбург (Фирма)
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 Хавера Пробст Кг Хартметаль-Веркцойгфабрик Равенсбург (Фирма) filed Critical Хавера Пробст Кг Хартметаль-Веркцойгфабрик Равенсбург (Фирма)
Application granted granted Critical
Publication of SU654182A3 publication Critical patent/SU654182A3/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C8/00—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
    • C23C8/06—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases
    • C23C8/08—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases only one element being applied
    • C23C8/20—Carburising
    • C23C8/22—Carburising of ferrous surfaces
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Solid-Phase Diffusion Into Metallic Material Surfaces (AREA)
  • Heat Treatment Of Articles (AREA)
  • Heat Treatment Of Strip Materials And Filament Materials (AREA)

Description

3654182436541824

феры в печи. Дл  обеспечени  оптималь-упрощени  процесса, нагрев ведут вferra in the furnace. To ensure optimal process simplification, the heating is carried out in

ных условий точка росы должна нахо-смеси очищенного воздуха и углевододитьс  в пределах от -1 до -7 С.родного газа с точкой росы (-4-(-7/ С,Under these conditions, the dew point should be a mixture of purified air and a hydrocarbon content in the range from -1 to -7 C. of natural gas with a dew point (-4 - (- 7 / С,

-и охлаждение провод т в той же смеси. .Формула иэоб ретени 2. Способ по п.1, отличаю1 . Способ термической обработки дух и углеводородный газ берут в    - and cooling is carried out in the same mixture. Formula ib staneni 2. The method according to claim 1, differs 1. The method of heat treatment spirit and hydrocarbon gas take in

изделий из стали, включающий нагревобъемном соотношении ,(1-3):1. до температуры аустенизации под дав- Источники информации, прин тыеsteel products, including the heat-volume ratio, (1-3): 1. up to the austenization temperature under pressure. Sources of information taken

лением в смеси воздуха и углеводо-во внимание при экспертизе родного газа и охлаждение, о т л и- i. Райцес В.Б. Технологи  химикочающийс  тем, что, с целью 10термической обработки на машиностроповышени  твердости поверхности ийтельных заводах. М., 1965, с. 66-77.with a mixture of air and carbohydrate attention in the examination of the native gas and cooling, about i and i. Raitses VB The chemists are chemically motivated by the fact that, with the aim of 10 thermal processing at the machine to increase the surface hardness of light plants. M., 1965, p. 66-77.

щийс  тем, что очищенн лй возdue to the fact that

SU752113678D 1974-03-18 1974-03-18 Method of heat treatment of steel articles SU654182A3 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2412982A DE2412982B2 (en) 1974-03-18 1974-03-18 Process for core and / or surface hardening of workpieces made of steel and device for carrying out the process

Publications (1)

Publication Number Publication Date
SU654182A3 true SU654182A3 (en) 1979-03-25

Family

ID=5910421

Family Applications (1)

Application Number Title Priority Date Filing Date
SU752113678D SU654182A3 (en) 1974-03-18 1974-03-18 Method of heat treatment of steel articles

Country Status (4)

Country Link
BE (1) BE826679A (en)
DE (1) DE2412982B2 (en)
SU (1) SU654182A3 (en)
ZA (1) ZA751661B (en)

Also Published As

Publication number Publication date
BE826679A (en) 1975-06-30
DE2412982A1 (en) 1975-10-02
ZA751661B (en) 1976-02-25
DE2412982B2 (en) 1979-01-04

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