JPS51133112A - An atmosphere heat treatment method - Google Patents

An atmosphere heat treatment method

Info

Publication number
JPS51133112A
JPS51133112A JP5837775A JP5837775A JPS51133112A JP S51133112 A JPS51133112 A JP S51133112A JP 5837775 A JP5837775 A JP 5837775A JP 5837775 A JP5837775 A JP 5837775A JP S51133112 A JPS51133112 A JP S51133112A
Authority
JP
Japan
Prior art keywords
heat treatment
treatment method
atmosphere heat
gas
atmosphere
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.)
Pending
Application number
JP5837775A
Other languages
Japanese (ja)
Inventor
Keishichi Nanba
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.)
TOKYO NETSU SHIYORI KOGYO KK
Original Assignee
TOKYO NETSU SHIYORI KOGYO KK
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 TOKYO NETSU SHIYORI KOGYO KK filed Critical TOKYO NETSU SHIYORI KOGYO KK
Priority to JP5837775A priority Critical patent/JPS51133112A/en
Publication of JPS51133112A publication Critical patent/JPS51133112A/en
Pending 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
    • C23C8/28—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 more than one element being applied in one step
    • C23C8/30—Carbo-nitriding
    • C23C8/32—Carbo-nitriding 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)

Abstract

PURPOSE:A method for economically performing atmosphere heat treatment such as gas carburizing or gas softnitriding.
JP5837775A 1975-05-15 1975-05-15 An atmosphere heat treatment method Pending JPS51133112A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5837775A JPS51133112A (en) 1975-05-15 1975-05-15 An atmosphere heat treatment method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5837775A JPS51133112A (en) 1975-05-15 1975-05-15 An atmosphere heat treatment method

Publications (1)

Publication Number Publication Date
JPS51133112A true JPS51133112A (en) 1976-11-18

Family

ID=13082625

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5837775A Pending JPS51133112A (en) 1975-05-15 1975-05-15 An atmosphere heat treatment method

Country Status (1)

Country Link
JP (1) JPS51133112A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5677322A (en) * 1979-11-28 1981-06-25 Kanto Yakin Kogyo Kk Protection atmosphere gas generator for metal heat treatment by engine exhaust gas

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4533855Y1 (en) * 1966-09-13 1970-12-24

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4533855Y1 (en) * 1966-09-13 1970-12-24

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5677322A (en) * 1979-11-28 1981-06-25 Kanto Yakin Kogyo Kk Protection atmosphere gas generator for metal heat treatment by engine exhaust gas

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