FR1157201A - Procédé de durcissement superficiel des pièces cémentées et trempées - Google Patents

Procédé de durcissement superficiel des pièces cémentées et trempées

Info

Publication number
FR1157201A
FR1157201A FR1157201DA FR1157201A FR 1157201 A FR1157201 A FR 1157201A FR 1157201D A FR1157201D A FR 1157201DA FR 1157201 A FR1157201 A FR 1157201A
Authority
FR
France
Prior art keywords
hardened
hardening process
surface hardening
parts
hardened parts
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
Other languages
English (en)
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.)
Renault SA
Original Assignee
Renault SA
Regie Nationale des Usines Renault
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 Renault SA, Regie Nationale des Usines Renault filed Critical Renault SA
Application granted granted Critical
Publication of FR1157201A publication Critical patent/FR1157201A/fr
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
    • C23C8/80—After-treatment
    • 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
    • C21D6/00—Heat treatment of ferrous alloys
    • C21D6/04—Hardening by cooling below 0 degrees Celsius

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
FR1157201D 1956-08-08 1956-08-08 Procédé de durcissement superficiel des pièces cémentées et trempées Expired FR1157201A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1157201T 1956-08-08

Publications (1)

Publication Number Publication Date
FR1157201A true FR1157201A (fr) 1958-05-28

Family

ID=9650472

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1157201D Expired FR1157201A (fr) 1956-08-08 1956-08-08 Procédé de durcissement superficiel des pièces cémentées et trempées

Country Status (1)

Country Link
FR (1) FR1157201A (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0229325A3 (en) * 1981-10-15 1988-09-21 Lucas Industries Public Limited Company Corrosion resistant steel components and method of manufacture
EP0217420A3 (en) * 1983-04-14 1988-09-21 Lucas Industries Public Limited Company Corrosion resistant steel components and method of manufacture thereof
EP0403564A4 (en) * 1988-03-01 1991-03-13 General Dynamics Land Systems, Inc. Case-hardened plate armor

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0229325A3 (en) * 1981-10-15 1988-09-21 Lucas Industries Public Limited Company Corrosion resistant steel components and method of manufacture
EP0217420A3 (en) * 1983-04-14 1988-09-21 Lucas Industries Public Limited Company Corrosion resistant steel components and method of manufacture thereof
EP0403564A4 (en) * 1988-03-01 1991-03-13 General Dynamics Land Systems, Inc. Case-hardened plate armor

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