FR3096988B1 - Manufacturing process by sintering of a part in a nitrided CCA alloy - Google Patents

Manufacturing process by sintering of a part in a nitrided CCA alloy Download PDF

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Publication number
FR3096988B1
FR3096988B1 FR1906126A FR1906126A FR3096988B1 FR 3096988 B1 FR3096988 B1 FR 3096988B1 FR 1906126 A FR1906126 A FR 1906126A FR 1906126 A FR1906126 A FR 1906126A FR 3096988 B1 FR3096988 B1 FR 3096988B1
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FR
France
Prior art keywords
alloy
nitrided
sintering
cca
starting powder
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.)
Active
Application number
FR1906126A
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French (fr)
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FR3096988A1 (en
Inventor
Florian Peyrouzet
Christelle Navone
Stéphane Bernard Gorsse
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.)
Centre National de la Recherche Scientifique CNRS
Universite de Bordeaux
Institut Polytechnique de Bordeaux
Commissariat a lEnergie Atomique et aux Energies Alternatives CEA
Original Assignee
Centre National de la Recherche Scientifique CNRS
Commissariat a lEnergie Atomique CEA
Universite de Bordeaux
Institut Polytechnique de Bordeaux
Commissariat a lEnergie Atomique et aux Energies Alternatives CEA
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Application filed by Centre National de la Recherche Scientifique CNRS, Commissariat a lEnergie Atomique CEA, Universite de Bordeaux, Institut Polytechnique de Bordeaux, Commissariat a lEnergie Atomique et aux Energies Alternatives CEA filed Critical Centre National de la Recherche Scientifique CNRS
Priority to FR1906126A priority Critical patent/FR3096988B1/en
Publication of FR3096988A1 publication Critical patent/FR3096988A1/en
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Publication of FR3096988B1 publication Critical patent/FR3096988B1/en
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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
    • B22F3/10—Sintering only
    • B22F3/105—Sintering only by using electric current other than for infrared radiant energy, laser radiation or plasma ; by ultrasonic bonding
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C1/00—Making non-ferrous alloys
    • C22C1/04—Making non-ferrous alloys by powder metallurgy
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C30/00—Alloys containing less than 50% by weight of each constituent
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C32/00—Non-ferrous alloys containing at least 5% by weight but less than 50% by weight of oxides, carbides, borides, nitrides, silicides or other metal compounds, e.g. oxynitrides, sulfides, whether added as such or formed in situ
    • C22C32/0047—Non-ferrous alloys containing at least 5% by weight but less than 50% by weight of oxides, carbides, borides, nitrides, silicides or other metal compounds, e.g. oxynitrides, sulfides, whether added as such or formed in situ with carbides, nitrides, borides or silicides as the main non-metallic constituents
    • C22C32/0068—Non-ferrous alloys containing at least 5% by weight but less than 50% by weight of oxides, carbides, borides, nitrides, silicides or other metal compounds, e.g. oxynitrides, sulfides, whether added as such or formed in situ with carbides, nitrides, borides or silicides as the main non-metallic constituents only nitrides
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C33/00—Making ferrous alloys
    • C22C33/02—Making ferrous alloys by powder metallurgy
    • C22C33/0257—Making ferrous alloys by powder metallurgy characterised by the range of the alloying elements
    • C22C33/0278—Making ferrous alloys by powder metallurgy characterised by the range of the alloying elements with at least one alloying element having a minimum content above 5%
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F2998/00—Supplementary information concerning processes or compositions relating to powder metallurgy
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F2999/00—Aspects linked to processes or compositions used in powder metallurgy

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Manufacturing & Machinery (AREA)
  • Powder Metallurgy (AREA)

Abstract

Titre : Procédé de fabrication par frittage d’une pièce en un alliage CCA nitruré Procédé de fabrication d’un produit métallurgique comportant, pour plus de 90,0 % de sa masse, un alliage nitruré à durcissement structural comportant- une matrice cristalline en un alliage concentré complexe comportant au moins un métal de base nitrurigène, et - des précipités nitrurés, dispersés dans la matrice, en un nitrure métallique,le procédé comportant :i) la fourniture d’une poudre de départ comportant, voire étant constituée par, des particules contenant l’alliage concentré complexe, etii) le frittage de la poudre de départ pour obtenir le produit métallurgique,la poudre de départ comportant, voire étant constituée par, des particules formées de l’alliage nitruré et/ou le frittage à l’étape ii) étant opéré au sein d’une atmosphère non-oxydante formée d’un gaz réactif contenant de l’azote. Figure pour l’abrégé : pas de figureTitle: Process for the manufacture by sintering of a part in a nitrided CCA alloy Process for the manufacture of a metallurgical product comprising, for more than 90.0% of its mass, a nitrided alloy with structural hardening comprising- a crystalline matrix in one complex concentrated alloy comprising at least one nitridogenic base metal, and - nitrided precipitates, dispersed in the matrix, of a metal nitride, the method comprising:i) supplying a starting powder comprising, or even consisting of, particles containing the complex concentrated alloy, andii) the sintering of the starting powder to obtain the metallurgical product, the starting powder comprising, or even consisting of, particles formed of the nitrided alloy and/or the sintering step ii) being operated within a non-oxidizing atmosphere formed of a reactive gas containing nitrogen. Figure for abstract: no figure

FR1906126A 2019-06-07 2019-06-07 Manufacturing process by sintering of a part in a nitrided CCA alloy Active FR3096988B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR1906126A FR3096988B1 (en) 2019-06-07 2019-06-07 Manufacturing process by sintering of a part in a nitrided CCA alloy

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR1906126 2019-06-07
FR1906126A FR3096988B1 (en) 2019-06-07 2019-06-07 Manufacturing process by sintering of a part in a nitrided CCA alloy

Publications (2)

Publication Number Publication Date
FR3096988A1 FR3096988A1 (en) 2020-12-11
FR3096988B1 true FR3096988B1 (en) 2023-04-21

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FR1906126A Active FR3096988B1 (en) 2019-06-07 2019-06-07 Manufacturing process by sintering of a part in a nitrided CCA alloy

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FR (1) FR3096988B1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3129306A1 (en) * 2021-11-19 2023-05-26 Commissariat A L'energie Atomique Et Aux Energies Alternatives PROCESS FOR MANUFACTURING A PART FROM A HEA/CCA ALLOY

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2952650B1 (en) * 2009-11-17 2012-01-13 Commissariat Energie Atomique PROCESS FOR PRODUCING AN ALLOY REINFORCED BY A DISPERSION OF NANOPARTICLES BASED ON NITRIDE
CN108754274A (en) * 2018-05-03 2018-11-06 中原工学院 High abrasion multi-principal elements alloy block materials and preparation method thereof for cutter manufacture
CN109706367A (en) * 2019-01-30 2019-05-03 河南一工钻业有限公司 Multi-principal high-entropy alloy material and its application in screw tap processing

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Publication number Publication date
FR3096988A1 (en) 2020-12-11

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