EP0169858A1 - Materiau pour pulverisation thermique et son procede de fabrication - Google Patents

Materiau pour pulverisation thermique et son procede de fabrication

Info

Publication number
EP0169858A1
EP0169858A1 EP85900612A EP85900612A EP0169858A1 EP 0169858 A1 EP0169858 A1 EP 0169858A1 EP 85900612 A EP85900612 A EP 85900612A EP 85900612 A EP85900612 A EP 85900612A EP 0169858 A1 EP0169858 A1 EP 0169858A1
Authority
EP
European Patent Office
Prior art keywords
weight
powder
thermal spraying
alloy
nickel
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.)
Withdrawn
Application number
EP85900612A
Other languages
German (de)
English (en)
French (fr)
Inventor
Wolfgang Simm
Hans-Theo Steine
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.)
ECG Immobilier SA
Original Assignee
Castolin SA
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 Castolin SA filed Critical Castolin SA
Publication of EP0169858A1 publication Critical patent/EP0169858A1/fr
Withdrawn legal-status Critical Current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
    • C23C4/00—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge
    • C23C4/04—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge characterised by the coating material
    • C23C4/06—Metallic material
    • C23C4/08—Metallic material containing only metal elements
    • 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
    • B22F9/00—Making metallic powder or suspensions thereof
    • B22F9/02—Making metallic powder or suspensions thereof using physical processes
    • B22F9/06—Making metallic powder or suspensions thereof using physical processes starting from liquid material
    • B22F9/08—Making metallic powder or suspensions thereof using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying
    • B22F9/082—Making metallic powder or suspensions thereof using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying atomising using a fluid
    • 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
    • C22C33/0207—Using a mixture of prealloyed powders or a master alloy
    • 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%
    • C22C33/0285—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% with Cr, Co, or Ni having a minimum content higher than 5%
    • 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
    • C23C4/00—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge
    • C23C4/04—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge characterised by the coating material
    • C23C4/06—Metallic material
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T50/00—Aeronautics or air transport
    • Y02T50/60—Efficient propulsion technologies, e.g. for aircraft

Definitions

  • the invention relates to a process for manufacturing a pulyulant material for thermal spraying (spraying with a plasma torch or a flame), a material comprising a powder produced by this process as well as the use of this material for deposition, by thermal spraying, a self-adhesive layer on a substrate.
  • Such intermediate layers intended to improve the adhesion to the substrate, are also obtained by thermal spraying of powdered materials which usually consist of Mo, Ni Al, Ni Cr Al or
  • the object of the invention is to make it possible to obtain a material for thermal spraying making it possible to produce a self-adhesive layer having resistance to pulling out by traction greater than 20N / mm on a substrate, this material being nickel-free or containing only up to 10% by weight.
  • the invention aims in particular to allow the production of adhesion layers and self-adhesive protective layers having a high resistance to ; corrosion by hot gases, more particularly in the presence of sulfur derivatives.
  • This result is obtained, in accordance with the invention thanks to the use for the production of the layer by thermal spraying of a thermal spraying material containing a powder produced by the process according to the invention.
  • This process is characterized in that a molten alloy of weight composition: chromium: 10 to 30% is subjected; aluminum: 1 to 25%; carbon: less than 0.5%; nickel: less than 10%; iron: remains, when sprayed from the liquid state, with a cooling rate of at least 400 ° C / sec, so as to produce a powder having a particle size of - 150 to + 27 microns, the surface of which specific is greater than
  • the cooling rate is between 600 and 5000 ° C / sec.
  • the specific surface of the powder is greater than 750 cm / g.
  • the alloy contains up to 2%, by weight, of one or more elements chosen from the following: Zr, Ce and Y.
  • the alloy can contain from 0.5 to 5%, by weight, of molybdenum and / or 0.5 to 5%, by weight, of titanium or tantalum.
  • the material for thermal spraying contains, in the form of a mixture, at least 20%, by weight, of the powder produced by the process according to the invention and up to 80%, by weight, of at least one. hard powder material. This hard material is advantageously chosen from oxides and metal carbides.
  • the material according to the invention contains, in the form of a mixture, at least 20%, by weight, of said powder and up to 80%, by weight, of a metal powder. chosen from the group consisting of the following elements:, Mo, Ta, Ti, and Cr.
  • the material according to the invention can contain up to 80% by weight of an alloy based on iron, nickel or cobalt.
  • alloy based on iron, nickel or cobalt is meant, within the framework of the present invention, an alloy containing from 50 to 99%, by weight, of iron, nickel or cobalt and at least one other element and the composition of which is respectively within the following limits (expressed as a percentage by weight):
  • iron 50 to 99 c rome: 0 to 30 carbon: 0 to 2 nickel: 0 to 25 silicon: 0 to 4 aluminum: 0 to 10 tungsten: 0 to 5 molybdenum: 0 to 5 other elements
  • nickel 50 to 99 chromium: 0 to 30 silicon: 0 to 4 iron: 0 to 10 tungsten: 0 to 6 molybdenum: 0 to 10 aluminum: 0 to 10 other elements
  • cobalt 50 to 99 chromium: 0 to 35 tungsten: 0 to 15 molybdenum: 0 to 10 nickel: 0 to 30 silicon: 0 to 4 other elements
  • the protective layers obtained by thermal spraying of the material according to the invention reach a pull-out resistance by traction on the substrate which often considerably exceeds the value specified above.
  • the other atomization parameters are chosen so as to give the powder obtained a specific surface greater than 500 cm 2 / g, preferably greater than 750 cm 2 / g, which corresponds to an irregular shape of the particles, for example a form in which the surface of the particles has numerous asperities which improves the capacity of thermal absorption of the particles compared to the case of a spheroidal form.
  • the main parameters which influence the obtaining of the characteristics specified above are the diameter as well as the arrangement of the orifice for introducing the metal into the atomization enclosure, the temperature of the molten metal in the retention pocket of the latter opening onto the introduction orifice (this temperature preferably being 200 to 300 ° C. higher than the melting point of the alloy), the hydrostatic pressure in the metal downstream of the inlet, the choice of coolant (for example water or gas) of the metal in the atomization enclosure, the pressure and speed of the coolant, the flight distance
  • this distance preferably being between 5 and
  • the angle of incidence of the jets coolant on the metal jet 35 cm when the coolant is a gas such as air and between 5 and 25 cm when the coolant is water), the angle of incidence of the jets coolant on the metal jet.
  • the pulverulent material obtained in the above manner can be used alone for the manufacture of an adhesion layer or a self-adhesive protective layer. However, this material can also be used in admixture with another pulverulent material. In particular, it is possible to use in amounts corresponding to at least 20% by weight of the powder used as matrix, up to 80% by weight of a hard powder material preferably chosen from metal oxides, for example oxide zirconium, aluminum oxide etc., or carbides of refractory metals such as tungsten, molybdenum, tantalum, titanium, chromium, or else these powdered refractory metals.
  • a hard powder material preferably chosen from metal oxides, for example oxide zirconium, aluminum oxide etc., or carbides of refractory metals such as tungsten, molybdenum, tantalum, titanium, chromium, or else these powdered refractory metals.
  • the alloy from which the pulverulent material is produced according to the invention preferably contains up to 2% by weight of one or more of the elements Zr, Ce, Y with a view in particular to increasing the reactivity of the powder, in the case where the conditions of use of the layer obtained by thermal spraying of this powder allow the use of such addition elements.
  • additions to the alloy in relation to the desired characteristics of thermal resistance and of corrosion resistance, in particular with a view to harmonizing these characteristics with one another, it is possible to envisage the use of additions to the alloy of 0.5 to 5%. by weight of molybdenum and / or titanium or tantalum.
  • An alloy having the following composition, in percentage by weight, is sprayed, from the liquid state (atomization) in an atomization installation, with a cooling rate of 800 ° C / sec:
  • the powder thus obtained is formed by particles of irregular shapes having asperities. After sieving according to a particle size of - 150 to + 27 microns, the specific surface of the powder is determined by the methods well known in powder metallurgy. The specific surface values thus obtained were
  • the powder thus obtained is sprayed, using a conventional flame spraying installation (in this case an installation of the applicant's CDS 20000 type) onto two St 37 steel test pieces for the determination of the resistance to the pull-out by traction of the layer thus obtained according to standard DIN 50160.
  • the pull-out tests thus obtained made it possible to obtain values of resistance to pull-out by traction
  • Example 1 The powder used in Example 1 is mixed with an Al 2 0 3 powder of particle size - 75 + 37 microns, in a weight proportion of 50: 50 and the mixture is sprayed onto the surface of a part intended for be used in an oven under severe conditions oxidation in an atmosphere containing sulfur.
  • a self-adhesive layer having a resistance

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Plasma & Fusion (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Coating By Spraying Or Casting (AREA)
  • Manufacture Of Metal Powder And Suspensions Thereof (AREA)
EP85900612A 1984-01-31 1985-01-24 Materiau pour pulverisation thermique et son procede de fabrication Withdrawn EP0169858A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH432/84A CH663219A5 (de) 1984-01-31 1984-01-31 Flammspritzwerkstoff.
CH432/84 1984-01-31

Publications (1)

Publication Number Publication Date
EP0169858A1 true EP0169858A1 (fr) 1986-02-05

Family

ID=4186889

Family Applications (1)

Application Number Title Priority Date Filing Date
EP85900612A Withdrawn EP0169858A1 (fr) 1984-01-31 1985-01-24 Materiau pour pulverisation thermique et son procede de fabrication

Country Status (16)

Country Link
US (1) US4681734A (es)
EP (1) EP0169858A1 (es)
JP (1) JPS61501713A (es)
BE (1) BE901608A (es)
BR (1) BR8505002A (es)
CA (1) CA1250715A (es)
CH (1) CH663219A5 (es)
DE (2) DE3590031T (es)
ES (1) ES8606518A1 (es)
FR (1) FR2558751B1 (es)
GB (1) GB2162867B (es)
IN (1) IN164191B (es)
IT (1) IT1182384B (es)
MX (1) MX163927B (es)
SE (1) SE455054B (es)
WO (1) WO1985003465A1 (es)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT385826B (de) * 1986-03-21 1988-05-25 Hoerbiger & Co Reibring fuer kupplungen oder bremsen, verfahren und vorrichtung zum herstellen des reibringes
US4935266A (en) * 1987-07-08 1990-06-19 Castolin, S.A. Process and material for producing corrosion-resistant layers
CA2071492A1 (en) * 1990-10-18 1992-04-19 Scott A. Ploger Low temperature process of applying high strength metal coatings to a substrate and article produced thereby
GB9302387D0 (en) * 1993-02-06 1993-03-24 Osprey Metals Ltd Production of powder
DE19753876A1 (de) 1997-12-05 1999-06-10 Asea Brown Boveri Eisenaluminidbeschichtung und Verfahren zum Aufbringen einer Eisenaluminidbeschichtung
DE19845349B4 (de) * 1998-10-02 2005-03-31 Amil Werkstofftechnologie Gmbh Fülldraht zum thermischen Spritzen an Wärmetauschern und Feuerungsanlagen
US7201940B1 (en) 2001-06-12 2007-04-10 Advanced Cardiovascular Systems, Inc. Method and apparatus for thermal spray processing of medical devices
US7247186B1 (en) * 2003-05-20 2007-07-24 Exxonmobil Research And Engineering Company Advanced erosion resistant carbonitride cermets
US7175687B2 (en) * 2003-05-20 2007-02-13 Exxonmobil Research And Engineering Company Advanced erosion-corrosion resistant boride cermets
DE102006045481B3 (de) * 2006-09-22 2008-03-06 H.C. Starck Gmbh Metallpulver
CN108465811B (zh) * 2018-03-12 2019-10-01 北京矿冶科技集团有限公司 封严涂层用镍铬铝镍石墨复合粉末及其制备方法

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3378392A (en) * 1963-07-24 1968-04-16 Metco Inc High temperature flame spray powder and process
US4275090A (en) * 1978-10-10 1981-06-23 United Technologies Corporation Process for carbon bearing MCrAlY coating
GB2063305B (en) * 1979-10-15 1984-02-01 United Technologies Corp Carbon bearing mcraiy coatings coated articles and method for these coatings
US4297135A (en) * 1979-11-19 1981-10-27 Marko Materials, Inc. High strength iron, nickel and cobalt base crystalline alloys with ultrafine dispersion of borides and carbides
SE8000750L (sv) * 1980-01-30 1981-07-31 Bulten Kanthal Ab Varmhallfast maskinkomponent och sett att framstella densamma
US4430115A (en) * 1980-05-27 1984-02-07 Marko Materials, Inc. Boron stainless steel powder and rapid solidification method
US4355057A (en) * 1981-03-02 1982-10-19 United Technologies Corporation Formation of alloy powders through solid particle quenching
US4377375A (en) * 1981-03-02 1983-03-22 United Technologies Corporation Apparatus for forming alloy powders through solid particle quenching
US4348434A (en) * 1981-04-06 1982-09-07 Eutectic Corporation Flame spray powder
US4348433A (en) * 1981-04-06 1982-09-07 Eutectic Corporation Flame spray powder
US4385929A (en) * 1981-06-19 1983-05-31 Sumitomo Metal Industries Limited Method and apparatus for production of metal powder
US4420336A (en) * 1982-02-11 1983-12-13 Scm Corporation Process of improving corrosion resistance in porous stainless steel bodies and article
JPS58141306A (ja) * 1982-02-12 1983-08-22 Sumitomo Metal Ind Ltd 金属粉末製造用噴霧媒
US4540546A (en) * 1983-12-06 1985-09-10 Northeastern University Method for rapid solidification processing of multiphase alloys having large liquidus-solidus temperature intervals

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See references of WO8503465A1 *

Also Published As

Publication number Publication date
SE8504515L (sv) 1985-09-30
ES539960A0 (es) 1986-04-01
US4681734A (en) 1987-07-21
ES8606518A1 (es) 1986-04-01
SE455054B (sv) 1988-06-20
IN164191B (es) 1989-01-28
IT8567076A0 (it) 1985-01-29
DE3590031C2 (de) 1995-06-22
WO1985003465A1 (fr) 1985-08-15
JPS61501713A (ja) 1986-08-14
FR2558751B1 (fr) 1987-04-17
GB2162867A (en) 1986-02-12
SE8504515D0 (sv) 1985-09-30
GB8523930D0 (en) 1985-10-30
FR2558751A1 (fr) 1985-08-02
CH663219A5 (de) 1987-11-30
IT8567076A1 (it) 1986-07-29
GB2162867B (en) 1987-06-17
BR8505002A (pt) 1986-01-21
BE901608A (fr) 1985-05-17
MX163927B (es) 1992-06-30
IT1182384B (it) 1987-10-05
CA1250715A (fr) 1989-03-07
DE3590031T (de) 1986-01-23

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Legal Events

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PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

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Effective date: 19860102

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Inventor name: SIMM, WOLFGANG

Inventor name: STEINE, HANS-THEO