IT7941681A0 - Procedimento per far crescere selettivamente granuli in superleghe a base di nichelmediante diffusione controllata di boro. - Google Patents

Procedimento per far crescere selettivamente granuli in superleghe a base di nichelmediante diffusione controllata di boro.

Info

Publication number
IT7941681A0
IT7941681A0 IT7941681A IT4168179A IT7941681A0 IT 7941681 A0 IT7941681 A0 IT 7941681A0 IT 7941681 A IT7941681 A IT 7941681A IT 4168179 A IT4168179 A IT 4168179A IT 7941681 A0 IT7941681 A0 IT 7941681A0
Authority
IT
Italy
Prior art keywords
boron
nickel
procedure
based superalloys
controlled diffusion
Prior art date
Application number
IT7941681A
Other languages
English (en)
Other versions
IT1126062B (it
Inventor
Edwin A Crombie Iii
Original Assignee
Westinghouse Electric Corp
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 Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Publication of IT7941681A0 publication Critical patent/IT7941681A0/it
Application granted granted Critical
Publication of IT1126062B publication Critical patent/IT1126062B/it

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22F—CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
    • C22F1/00—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
    • C22F1/10—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of nickel or cobalt or alloys based thereon
    • 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
    • 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
    • C23C8/04—Treatment of selected surface areas, e.g. using masks
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
    • F01D25/005—Selecting particular materials

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Metallurgy (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Thermal Sciences (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Powder Metallurgy (AREA)
  • Heat Treatment Of Nonferrous Metals Or Alloys (AREA)
IT41681/79A 1978-12-15 1979-12-14 Procedimento per far crescere selettivamente granuli in superleghe a base di nichel mediante diffusione controllata di boro IT1126062B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US97004778A 1978-12-15 1978-12-15

Publications (2)

Publication Number Publication Date
IT7941681A0 true IT7941681A0 (it) 1979-12-14
IT1126062B IT1126062B (it) 1986-05-14

Family

ID=25516358

Family Applications (1)

Application Number Title Priority Date Filing Date
IT41681/79A IT1126062B (it) 1978-12-15 1979-12-14 Procedimento per far crescere selettivamente granuli in superleghe a base di nichel mediante diffusione controllata di boro

Country Status (9)

Country Link
JP (1) JPS5582757A (it)
BE (1) BE880645A (it)
CA (1) CA1133366A (it)
CH (1) CH648866A5 (it)
DE (1) DE2949673A1 (it)
FR (1) FR2444086A1 (it)
GB (1) GB2043116A (it)
IT (1) IT1126062B (it)
NL (1) NL7908902A (it)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0196447B1 (de) * 1985-03-15 1989-08-09 BBC Brown Boveri AG Verfahren zur Erhöhung des Oxydations- und Korrosionswiderstandes eines Bauteils aus einer dispersionsgehärteten Superlegierung durch eine Oberflächenbehandlung
EP0214080A3 (en) * 1985-08-16 1987-11-25 United Technologies Corporation Reduction of twinning in directional recrystallization of nickel base superalloys
JP6685800B2 (ja) 2016-03-31 2020-04-22 三菱重工業株式会社 タービン翼の設計方法、タービン翼の製造方法及びタービン翼

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1127157A (en) * 1966-06-13 1968-09-11 Orenda Ltd Method for improving the fatigue resistance of turbine blades
FR1528328A (fr) * 1966-06-21 1968-06-07 Int Nickel Ltd Affinage du grain de métaux
US3597286A (en) * 1968-02-23 1971-08-03 Westinghouse Electric Corp Method of treating a high strength high ductility iron-cobalt alloy
US3741821A (en) * 1971-05-10 1973-06-26 United Aircraft Corp Processing for integral gas turbine disc/blade component
US4078951A (en) * 1976-03-31 1978-03-14 University Patents, Inc. Method of improving fatigue life of cast nickel based superalloys and composition
US4093476A (en) * 1976-12-22 1978-06-06 Special Metals Corporation Nickel base alloy

Also Published As

Publication number Publication date
CA1133366A (en) 1982-10-12
DE2949673C2 (it) 1989-06-22
BE880645A (fr) 1980-06-16
JPS5582757A (en) 1980-06-21
DE2949673A1 (de) 1980-06-26
FR2444086A1 (fr) 1980-07-11
IT1126062B (it) 1986-05-14
NL7908902A (nl) 1980-06-17
CH648866A5 (de) 1985-04-15
JPS6344816B2 (it) 1988-09-07
GB2043116A (en) 1980-10-01

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19931216