IT1069543B - Procedimento per il rinforzo dei materiali ferrosi mediante reazione di diffusione - Google Patents

Procedimento per il rinforzo dei materiali ferrosi mediante reazione di diffusione

Info

Publication number
IT1069543B
IT1069543B IT68903/76A IT6890376A IT1069543B IT 1069543 B IT1069543 B IT 1069543B IT 68903/76 A IT68903/76 A IT 68903/76A IT 6890376 A IT6890376 A IT 6890376A IT 1069543 B IT1069543 B IT 1069543B
Authority
IT
Italy
Prior art keywords
reinforcement
procedure
ferrous materials
diffusion reaction
diffusion
Prior art date
Application number
IT68903/76A
Other languages
English (en)
Original Assignee
Uss Eng & Consult
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 Uss Eng & Consult filed Critical Uss Eng & Consult
Application granted granted Critical
Publication of IT1069543B publication Critical patent/IT1069543B/it

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
    • C23C8/24—Nitriding
    • C23C8/26—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
    • C21D3/00—Diffusion processes for extraction of non-metals; Furnaces therefor
    • C21D3/02—Extraction of non-metals
    • C21D3/08—Extraction of nitrogen

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)
  • Solid-Phase Diffusion Into Metallic Material Surfaces (AREA)
IT68903/76A 1975-07-30 1976-07-29 Procedimento per il rinforzo dei materiali ferrosi mediante reazione di diffusione IT1069543B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/600,754 US3998666A (en) 1975-07-30 1975-07-30 Subscale reaction strengthening of low carbon ferrous metal stock

Publications (1)

Publication Number Publication Date
IT1069543B true IT1069543B (it) 1985-03-25

Family

ID=24404919

Family Applications (1)

Application Number Title Priority Date Filing Date
IT68903/76A IT1069543B (it) 1975-07-30 1976-07-29 Procedimento per il rinforzo dei materiali ferrosi mediante reazione di diffusione

Country Status (7)

Country Link
US (1) US3998666A (it)
JP (1) JPS5218435A (it)
CA (1) CA1070223A (it)
DE (1) DE2633945A1 (it)
FR (1) FR2319718A1 (it)
GB (1) GB1562903A (it)
IT (1) IT1069543B (it)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1603832A (en) * 1977-05-31 1981-12-02 British Leyland Cars Ltd Method for the gaseous nitriding of ferrous metal components
SU928831A1 (ru) * 1980-01-25 1986-03-23 Научно-Исследовательский Институт Прикладной Математики И Механики При Томском Государственном Университете Им.В.В.Куйбышева Сплав дл легировани стали
GB8324745D0 (en) * 1983-09-15 1983-10-19 Welsh National Scholl Of Medic Steel castings
JP3970323B2 (ja) * 1996-06-05 2007-09-05 デュラセル、インコーポレーテッド リチウム化リチウム酸化マンガンスピネルの改良された製造法
KR101452925B1 (ko) * 2007-07-03 2014-10-21 일진제강 주식회사 고강도 부품의 제조방법 및 이에 따라 제조된 고강도 부품
FR3023850B1 (fr) * 2014-07-15 2016-08-26 Dassault Aviat Procede de nitruration d'une piece en acier inoxydable

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2603562A (en) * 1943-11-27 1952-07-15 Boehler & Co Ag Geb Nitrogen containing steels with high creep resistance and high tensile strength at elevated temperatures
US3219494A (en) * 1962-06-28 1965-11-23 United States Steel Corp Method of making high-strength tin plate
US3399085A (en) * 1965-12-22 1968-08-27 United States Steel Corp Method of nitriding
US3804678A (en) * 1968-06-07 1974-04-16 Allegheny Ludlum Ind Inc Stainless steel by internal nitridation
GB1303428A (it) * 1969-04-10 1973-01-17
GB1351234A (en) * 1970-07-21 1974-04-24 Nissan Motor Process for forming a soft nitride layer in a metal surface
US3754894A (en) * 1972-04-20 1973-08-28 Joslyn Mfg & Supply Co Nitrogen control in argon oxygen refining of molten metal
IT983006B (it) * 1972-04-29 1974-10-31 Zahnradfabrik Friedrichshafen Procedimento per la nitrurazione a gas di acciai non legati e le gati in due stadi

Also Published As

Publication number Publication date
DE2633945A1 (de) 1977-02-17
FR2319718B1 (it) 1983-07-01
GB1562903A (en) 1980-03-19
JPS5218435A (en) 1977-02-12
US3998666A (en) 1976-12-21
FR2319718A1 (fr) 1977-02-25
CA1070223A (en) 1980-01-22

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