DE3071126D1 - Process for the adjustable carburizing or heating in a protective gas of steel work pieces - Google Patents

Process for the adjustable carburizing or heating in a protective gas of steel work pieces

Info

Publication number
DE3071126D1
DE3071126D1 DE8080107178T DE3071126T DE3071126D1 DE 3071126 D1 DE3071126 D1 DE 3071126D1 DE 8080107178 T DE8080107178 T DE 8080107178T DE 3071126 T DE3071126 T DE 3071126T DE 3071126 D1 DE3071126 D1 DE 3071126D1
Authority
DE
Germany
Prior art keywords
carburizing
adjustable
heating
protective gas
work pieces
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
DE8080107178T
Other languages
German (de)
Inventor
Urs Dipl Chem Wyss
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.)
Maag Zahnrader und Maschinen AG
Original Assignee
Maag Zahnrader und Maschinen 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 Maag Zahnrader und Maschinen AG filed Critical Maag Zahnrader und Maschinen AG
Application granted granted Critical
Publication of DE3071126D1 publication Critical patent/DE3071126D1/en
Expired legal-status Critical Current

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
    • C21D1/76—Adjusting the composition of the atmosphere

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Solid-Phase Diffusion Into Metallic Material Surfaces (AREA)
DE8080107178T 1979-12-20 1980-11-19 Process for the adjustable carburizing or heating in a protective gas of steel work pieces Expired DE3071126D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1130379A CH643597A5 (en) 1979-12-20 1979-12-20 METHOD FOR ADJUSTABLE CARBONING OR HEATING IN PROTECTIVE GAS FROM WORKPIECE STEEL.

Publications (1)

Publication Number Publication Date
DE3071126D1 true DE3071126D1 (en) 1985-10-31

Family

ID=4372157

Family Applications (2)

Application Number Title Priority Date Filing Date
DE3019830A Expired DE3019830C2 (en) 1979-12-20 1980-05-23 Process for carburizing and heating workpieces made of steel in a controlled furnace atmosphere
DE8080107178T Expired DE3071126D1 (en) 1979-12-20 1980-11-19 Process for the adjustable carburizing or heating in a protective gas of steel work pieces

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE3019830A Expired DE3019830C2 (en) 1979-12-20 1980-05-23 Process for carburizing and heating workpieces made of steel in a controlled furnace atmosphere

Country Status (9)

Country Link
EP (1) EP0031034B1 (en)
JP (1) JPS5696070A (en)
BR (1) BR8008362A (en)
CH (1) CH643597A5 (en)
DE (2) DE3019830C2 (en)
FR (1) FR2472034B1 (en)
GB (1) GB2066301B (en)
IT (1) IT1149924B (en)
SU (1) SU1261567A3 (en)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4415378A (en) * 1982-04-22 1983-11-15 Dana Corporation Case hardening method for steel parts
FR2527641A1 (en) * 1982-05-28 1983-12-02 Air Liquide PROCESS FOR THERMALLY TREATING METALLIC PARTS THROUGH CARBURATION
US4512821A (en) * 1982-12-20 1985-04-23 Procedyne Corp. Method for metal treatment using a fluidized bed
JPS6372821A (en) * 1986-09-16 1988-04-02 Osaka Oxygen Ind Ltd Treatment of metal
DE3718240C1 (en) * 1987-05-30 1988-01-14 Ewald Schwing Process for the heat treatment of metallic workpieces in a gas-flowed fluidized bed
DE3810775C2 (en) * 1988-03-30 1996-05-23 Schlafhorst & Co W Spinning rotor
DE3830559C1 (en) * 1988-09-08 1989-03-09 Linde Ag, 6200 Wiesbaden, De
DE10307341B4 (en) * 2003-02-21 2006-02-02 Bayerische Motoren Werke Ag Support plate for receiving a ring gear
DE10321414B4 (en) * 2003-05-13 2008-12-18 Robert Bosch Gmbh Process for the heat treatment of metallic workpieces in chamber furnaces
CN109778106A (en) * 2018-11-14 2019-05-21 苏州工业园区姑苏科技有限公司 A kind of control system and adjusting method of the n-formyl sarcolysine alcohol protective atmosphere of meshbeltfurnace
CN113913731A (en) * 2021-11-12 2022-01-11 陕西柴油机重工有限公司 Press-in type controllable atmosphere generating device

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB816051A (en) * 1954-12-18 1959-07-08 Renault Improvements in or relating to a process for preparing a gas suitable for the case hardening of steel
DE1208148B (en) * 1959-05-11 1965-12-30 Hurth Masch Zahnrad Carl Process for carburizing workpieces made of iron
GB952363A (en) * 1959-10-07 1964-03-18 Nissan Motor Heat treatment of steels with a mixed gas of nitrogen and hydrocarbon
NL126085C (en) * 1960-06-17
DE2163476A1 (en) * 1971-12-21 1973-07-12 Jenaer Glaswerk Schott & Gen PROCESS FOR INCREASING THE MECHANICAL STRENGTH OF GLASS-METAL FUSIONS BY CARBURIZING IRON AND IRON ALLOYS
US4035203A (en) * 1973-12-21 1977-07-12 L'air Liquide, Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude Method for the heat-treatment of steel and for the control of said treatment
US4049473A (en) * 1976-03-11 1977-09-20 Airco, Inc. Methods for carburizing steel parts
US4175986A (en) * 1978-10-19 1979-11-27 Trw Inc. Inert carrier gas heat treating control process

Also Published As

Publication number Publication date
FR2472034A1 (en) 1981-06-26
JPS5696070A (en) 1981-08-03
IT1149924B (en) 1986-12-10
DE3019830A1 (en) 1981-07-02
GB2066301B (en) 1984-01-25
JPS6350430B2 (en) 1988-10-07
CH643597A5 (en) 1984-06-15
EP0031034A1 (en) 1981-07-01
BR8008362A (en) 1981-07-07
GB2066301A (en) 1981-07-08
IT8026589A0 (en) 1980-12-12
SU1261567A3 (en) 1986-09-30
FR2472034B1 (en) 1986-05-16
EP0031034B1 (en) 1985-09-25
DE3019830C2 (en) 1983-03-24

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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