CN104812524A - Electrodes incorporating metallic coated particles and methods of hard surfacing therewith - Google Patents
Electrodes incorporating metallic coated particles and methods of hard surfacing therewith Download PDFInfo
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- CN104812524A CN104812524A CN201380061625.2A CN201380061625A CN104812524A CN 104812524 A CN104812524 A CN 104812524A CN 201380061625 A CN201380061625 A CN 201380061625A CN 104812524 A CN104812524 A CN 104812524A
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K35/00—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting
- B23K35/22—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting characterised by the composition or nature of the material
- B23K35/36—Selection of non-metallic compositions, e.g. coatings, fluxes; Selection of soldering or welding materials, conjoint with selection of non-metallic compositions, both selections being of interest
- B23K35/368—Selection of non-metallic compositions of core materials either alone or conjoint with selection of soldering or welding materials
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K35/00—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting
- B23K35/02—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting characterised by mechanical features, e.g. shape
- B23K35/0255—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting characterised by mechanical features, e.g. shape for use in welding
- B23K35/0261—Rods, electrodes, wires
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K35/00—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting
- B23K35/40—Making wire or rods for soldering or welding
- B23K35/406—Filled tubular wire or rods
Abstract
A welding wire electrode (100) includes a metal sheath (300) and a core material, wherein the metal sheath includes a core. The core material is contained within the core of the metal sheath (300). The core material includes particles of at least one metal alloying compound, wherein each of the particles has an outer surface, and wherein at least one layer of a metallic coating is deposited onto the outer surface of the particles to form a metallic coated particle.
Description
The cross reference of related application: this application claims the U.S. Patent Application Serial Number 12/478 submitted on June 5th, 2009, the U.S. Patent Application Serial Number 13/709 that on December 10th, 849 and 2012 submits, the priority of 684, described two applications are fully incorporated herein all by reference.
the technical field of invention
Welding wire welding rod and the Weld Performance of method for improving are provided.More particularly, provide the welding wire welding rod and method that are incorporated to such material, the particle of the core material of described material within the core being comprised in metallic sheath has at least one deck metallicity coating (metallic coating).Again more particularly, provide the welding wire electrode of preamble according to claim 1 (preamble), and the method for the built-up welding of preamble according to claim 12 (hard surfacing) metal works.
background of invention
For many years, conventional welding rod and the method manufacturing such welding rod have been obtainable.But although during welding process, the welding rod of such routine and method how much gets rid of nitrogen and oxygen enters weld seam, it is not enough to nitrogen and oxygen to get rid of from welding arc plasma (weld arc plasma).
In flux core arc welding process (FCAW), the core material (comprising flux compounds and alloying (alloying) compound) within the core being comprised in metallic sheath is subject to the impact of pyroreaction in electric arc and oxidation reaction during welding process.Finally, these reactions cause harmful change to core material and the character of the weld metal be deposited.
Summary of the invention
According to an embodiment, provide welding wire welding rod.Described welding wire welding rod comprises metallic sheath and core material, described metallic sheath comprises core, described core material is comprised within the described core of described metallic sheath, wherein said core material comprises the particle of the metallic alloying compound of at least one, each in wherein said particle has outer surface, and wherein at least one deck metallicity coating is deposited on the described outer surface of each particle, to form the coated particle of metallicity.
According to another embodiment, a kind of method of deposited metal workpiece is provided, said method comprising the steps of: metal works is provided, preparation comprises the granular metal alloying compound of multiple particle, each in wherein said multiple particle has outer surface, and to form the coated particle of metallicity on the described outer surface wherein at least layer of metal coating being deposited to each particle, preparation comprises the core material of the coated particle of described metallicity, core wire bond bar is formed by described core material being placed in metallic sheath, core wire bond bar is had to carry towards described workpiece by described, and take welding means to create welding pool and to have core wire bond bar to be delivered in described welding pool by described, wherein said have being melted at least partially of core wire bond bar, and the coated particle of described metallicity is deposited in described welding pool.
According to another embodiment again, a kind of welding wire welding rod for using together with heated filament welding procedure is provided, described welding rod comprises metallic sheath and core material, described metallic sheath comprises core, described core material is comprised within the described core of described metallic sheath, wherein said core material comprises the particle of the metallic alloying compound of at least one, each in wherein said particle has outer surface, wherein at least one deck metallicity coating is deposited on the described outer surface of each particle by gas-phase deposition, to form the coated particle of metallicity, and each in the particle that wherein said metallicity is coated is deposited in welding pool, described welding pool is formed during hot wire welding termination process.Other embodiments are disclosed in following description, accompanying drawing and claim.
accompanying drawing briefly describes
Although description is to indicate especially and clearly to require that claim of the present invention terminates, recognize in order that described description takes the description of mode to be by reference to the accompanying drawings better understood by from following, in the drawing:
Fig. 1 describes the sectional view according to the welding electrode of one embodiment of the invention; And
Fig. 2 describes the sectional view according to the welding electrode of another embodiment of the invention.
detailed description of the Invention
Selected embodiment is described in detail about Fig. 1 at this.Fig. 1 illustrates the cross section of welding electrode 10.As being illustrated in Fig. 1, welding electrode 10 describes the embodiment of flux core welding rod, wherein solder flux part 20 can substantially by metallic electrode part 30 around, and solder flux part 20 can serve as the core of welding rod 10.In the configuration represented in FIG, solder flux part 20 can be used and provide protective gas during welding operation, to get rid of nitrogen entering weld metal, this can realize by air and welding pool being shielded to come during welding operation.The welding electrode of these types is usually called as self-shield welding rod.Self-shield welding rod is used in many dissimilar welding operations, such as flux core arc-welding (" FCAW ").In one embodiment, solder flux part can in the weight of welding rod from the scope of about 5% to about 50%.In another embodiment, solder flux part can in the weight of welding rod from the scope of about 10% to about 30%.
In welding process, welding rod produces its oneself protective gas, oxygen and nitrogen to be removed from the region of welding pool via the material forming solder flux part.Protective gas is produced by the compound be included in solder flux part, and described compound decomposes and/or vaporization (vaporize) at weld period.The gas discharged makes the dividing potential drop of the nitrogen in welding arc ring border and oxygen reduce, to such an extent as to the absorption of welding pool to nitrogen and oxygen is lowered.
Get rid of from weld metal to reach nitrogen, conventional self-shield welding rod comprises in a certain amount of aluminium or two parts and all comprises a certain amount of aluminium in any portion of solder flux part, metallic electrode part.The having of aluminium helps nitrogen and oxygen and weld metal to intercept open, and prevents fragility weld seam, and described fragility weld seam is undesirably in numerous applications.Similarly, need welding rod to have such composition, described composition stops that during welding operation nitrogen enters weld metal and do not terminate or hinder indistinctively the phase transfer of weld metal.
In one embodiment, solder flux part can comprise such material, and described material comprises particle, and wherein each particle comprises the matrix (substrate) substantially using external sheath.Described skin can comprise aluminium, thus forms the coated particle of aluminium.In one embodiment, described matrix can comprise nonmetal character powder, such as oxide and/or fluoride.Described oxide can comprise lithia.Described fluoride can comprise barium fluoride and/or calcirm-fluoride.In another embodiment, can add the second layer to described matrix before the described skin of interpolation, such as, the described second layer can be moisture barrier layer (moisture barrier layer).The interpolation of described moisture barrier layer can be used to the premature breakdown preventing nonmetal character powder.In one embodiment, described moisture barrier layer can comprise iron, manganese, nickel and/or any other moisture barrier component be applicable to.
In one embodiment, the particle that aluminium is coated can have from the diameter in the scope of about 50 μm to about 300 μm.In one embodiment, particle matrix can in the weight of described particle from the scope of about 70% to about 95%.In another embodiment, particle matrix can in the weight of described particle from the scope of about 80% to about 88%.In one embodiment, particle skin can in the weight of described particle from the scope of about 5% to about 30%.In another embodiment, particle skin can in the weight of described particle from the scope of about 12% to about 20%.In one embodiment, the skin of particle can have from the thickness in the scope of about 2 μm to about 10 μm.
The coated particle of aluminium described herein can be prepared in various manners.In one embodiment, the particle that described aluminium is coated can be formed by chemical vapour deposition (CVD).Chemical vapour deposition (CVD) can be the chemical technology being used to production high-purity, high performance solid material.In typical chemical vapor deposition method, substrate is exposed to one or more of presoma, and described presoma reacts on the surface of the substrate and/or decomposes to produce the sedimentary deposit expected, such as aluminium.In one embodiment, aluminium lamination can be deposited in substrate by the reaction relating to triisobutyl aluminium and/or triethyl aluminum.In another embodiment, the particle that aluminium is coated can be formed by physical vapour deposition (PVD).Physical vapour deposition (PVD) can comprise the condensation of certain form of the material (such as, aluminium) by vapor form by the method for thin film deposition to any type on various surface (such as, substrate surface).In one embodiment, the method for coating used in physical vapour deposition (PVD) can relate to physical technology, such as high-temperature vacuum evaporation or plasma sputtering bombardment.
In solder flux part 20, the existence of the particle that aluminium is coated can be provided in the minimizing of the aluminium used in the welding electrode 10 illustrated in Fig. 1.In the application of such as welding, the coated particle of aluminium can serve as denitrogenates agent and oxygen scavenger, to eliminate nitrogen and oxygen from welding pool.Such as, the coated particle of aluminium can by more polyoxy and nitrogen remove from welding pool, obtain the purer weld metal with the physical property of raising.Via the particle that aluminium is coated aluminium is passed in solder flux part can provide aluminium in the core of welding rod evenly distribution, and larger surface area can be provided, make aluminium have more chemical reactivity.Therefore, in one embodiment, the aluminium that at least some is present in the solder flux part of welding rod is usually replaced by the coated particle of aluminium.In one embodiment, solder flux part comprises until the aluminium coated particle of about 5% to about 30% weight.In another embodiment again, solder flux part comprises the coated particle of the aluminium of about 12% to about 20% weight.Certainly, total percentage of the particle that the aluminium existed in the solder flux part of welding rod is coated can according to the performance of welding rod type, expectation and structure.
In one embodiment, the particle that aluminium is coated in whole welding rod can replace aluminium completely.Therefore, if the welding rod of routine comprises the aluminium of about 10% of the weight of solder flux part, so an embodiment of welding rod can comprise the coated particle of the aluminium of about 10% of the weight of solder flux part, and does not add aluminium.Certainly, it will be appreciated by the skilled addressee that due to various manufacturing technology, the material of foundation manufacturing process and use, the aluminium of trace may be present in welding rod.Therefore, the amount of the aluminium added intentionally can be replaced by the coated particle of aluminium.
Illustrate in embodiment as shown in Table 1, increase along with in solder flux part from the mark of the aluminium of the coated particle of aluminium, the amount of the nitrogen existed during welding process and oxygen reduces.
Table 1
Therefore, in the solder flux part of welding rod, use the material with the coated particle of aluminium to can be provided in the minimizing of the amount of the aluminium existed in welding electrode, and do not reduce the protective value of welding electrode, and without any disadvantageous metallurgical effect in obtained weld seam.In fact, compared to the welding rod of routine, use the metallurgical property that can obtain raising herein according to the welding rod of the various embodiments discussed, because the total amount staying the aluminium in weld seam is reduced.
Except the particle that aluminium is coated, in one embodiment, other compounds, such as aluminum metal powder and/or Al alloy powder (such as, 55%Al, 45%Mg) also can be included in solder flux part.In one embodiment, from the weight of the whole aluminium of amount in solder flux part of the aluminium of the coated particle of aluminium in solder flux part from the scope of about 10% to about 100%.In another embodiment, from the weight of the whole aluminium of amount in solder flux part of the aluminium of the coated particle of aluminium in solder flux part from the scope of about 19% to about 81%.
It is noted that depend on the reactivity of the particle that aluminium is coated, the percentage of the particle that the aluminium used in welding rod is coated may need the performance being conditioned to obtain expectation.Therefore, will be appreciated that those skilled in the art can determine the suitable amount of the particle that adopted aluminium is coated in the process forming specific welding rod, whether the coated particle of aluminium combines with aluminium, or be used alone.Similarly, the total amount of the particle that the aluminium used is coated can according to the performance of the expectation of welding rod, and described performance provides required deoxygenation for it and denitrogenates and produce the ability of the weld seam with the metallurgical property (such as toughness) meeting expectation.
The coated particle of aluminium can be usually unbodied, therefore the material of solder flux part forming welding electrode, to arrange that the coated particle of aluminium is easily angle from manufacturing.The particle that aluminium is coated during mixed process can be added to the solder flux part of welding electrode, to form the solder flux part that will be added to welding rod.During manufacture process, solder flux part is added to form final welding electrode subsequently.As discussed in this article, solder flux part can substantially by metallic electrode part around, and serve as the core of welding rod.Will be appreciated that metallic electrode part can be formed by one or more any applicable metallic compounds used in any applicable welding application and/or alloy.In addition, welding rod can be manufactured for many welding application, and, similarly, it will be understood by those skilled in the art that welding rod physical size (such as, the diameter of welding rod) and as the integration of the solder flux part of a part for welding rod and known welding electrode similar.
Other embodiments are described in detail about Fig. 2 at this.Fig. 2 illustrates the cross section of welding wire welding rod 100.As being illustrated in Fig. 2, the embodiment of wire bond bar described by welding wire welding rod 100, and wherein core material part 200 can be comprised within metallic sheath part 300 substantially, and core material 200 is comprised within the core of welding wire welding rod 100.The composition of metallic sheath 300 includes, but not limited to other metals known to the skilled and alloy that steel, nickel, aluminium and welding wire manufacture field.In the configuration represented in fig. 2, during welding operation, core material part 200 is used provides reactive slug particle or metallic alloying compound, to be delivered in weld metal by described metallic alloying compound.In one embodiment, core material welding wire welding rod weight from the scope of about 5% to about 50%.In another embodiment, core material welding wire welding rod weight from the scope of about 10% to about 30%.
Welding wire welding rod is used in many dissimilar welding operations, but is mainly applicable to heated filament welding procedure.Such heated filament technique is a heated filament GTAW, and it is further developing of the arc-welding of gas tungsten electrode or tungsten inert gas technique.Described GTAW technique uses electric arc to melt basic material and to use argon gas to protect welding pool at first.Along with the development of heated filament GTAW, in GTA welding procedure, wherein fill metal be added to weld seam with the form of silk.For the GTAW of routine, fill silk and be directed in the leading edge of welding pool with cold conditions (that is, environment temperature).Need the energy from electric arc to melt described silk, reduce the efficiency of technique.In heated filament welding, fill silk and be resistively heated until close to fusion temperature, and be added to welding pool after tungsten electrode.This prevents from described silk from cooling welding pool and allows to fill metal after tungsten electrode, cross welding pool outflow, typically obtains level and smooth and uniform welding bead.Can be used in penetration (penetration) due to the most energy of welding arc or produce welding pool and fusion, the gait of march faster of twice to three times can be implemented.
In one embodiment, welding wire welding rod is used in heated filament technique, and described heated filament technique includes, but not limited to heated filament laser hybrid technique, the technique in tandem of heated filament, heated filament tungsten inert gas technique and heated filament electron beam technology.
Heated filament welding procedure provides the benefit be directly delivered to by the particle of metallic alloying compound without the need to making them react in electric arc in welding pool, protects alloying compound from the oxidation run in electric arc thus during welding operation.Be delivered in welding pool in order to reach by metallic alloying compound during hot wire welding termination process, at least one deck metallicity coating is deposited on the outer surface of each particle of metallic alloying compound.
In one embodiment, the welding wire welding rod used together with heated filament welding procedure is provided for.Described welding wire welding rod comprises metallic sheath, described metallic sheath comprises core, and the core material within the described core being comprised in described metallic sheath, wherein said core material comprises the particle of the metallic alloying compound of at least one, each in wherein said particle has outer surface, wherein at least one deck metallicity coating is deposited on the described outer surface of each particle by gas-phase deposition, to form the coated particle of metallicity, and each in the particle that wherein said metallicity is coated is deposited in welding pool, described welding pool is formed during hot wire welding termination process.
In one embodiment, metallic alloying compound comprise metal carbides, metal boride, metal sulfide, metal nitride, metal oxide, graphite, diamond particles with and composition thereof.Representational metal carbides comprise titanium carbide, zirconium carbide, hafnium carbide, vanadium carbide, niobium carbide, ramet, chromium carbide, molybdenum carbide and tungsten carbide.Representational metal boride comprises nickel borides, boronation cobalt, titanium boride, boronation rhenium, zirconium boride and hafnium boride.Representational metal sulfide comprises tungsten sulfide and molybdenum sulfide.Representational metal nitride comprises titanium nitride, boron nitride, chromium nitride, zirconium nitride, vanadium nitride, niobium nitride, tantalum nitride, tungsten nitride and hafnium nitride.
The metallicity coating be deposited on the outer surface of each particle of metallic alloying compound comprises such metal, and described metal comprises nickel, cobalt, chromium, iron, aluminium, magnesium, titanium, zirconium, manganese and silicon.
The coated particle of metallicity described herein can be prepared in various manners.In one embodiment, the particle that metallicity is coated is formed by chemical vapour deposition (CVD).Chemical vapour deposition (CVD) can be the chemical technology being used to production high-purity, high performance solid material.In typical chemical vapor deposition method, substrate is exposed to one or more of presoma, and described presoma reacts on the surface of the substrate and/or decomposes to produce the sedimentary deposit expected.In another embodiment, the particle that metallicity is coated can be formed by physical vapour deposition (PVD).Physical vapour deposition (PVD) can comprise the condensation of certain form of the material (such as, nickel) by vapor form by the method for thin film deposition to any type on various surface (such as, substrate surface).In one embodiment, the method for coating used in physical vapour deposition (PVD) can relate to physical technology, such as high-temperature vacuum evaporation or plasma sputtering bombardment.
In one embodiment, the ground floor of the first metallicity coating is deposited on the outer surface of each particle, and the second layer of the second metallicity coating is deposited on the described ground floor of described first metallicity coating, wherein said first metallicity coating and described second metallicity coating comprise identical metal.In this embodiment, the ground floor of the first metallicity coating, such as nickel, is deposited on the outer surface of each particle, and the second layer of nickel metallicity coating is deposited on the described first nickel metallicity coating of described particle subsequently.
In another embodiment, the ground floor of the first metallicity coating is deposited on the outer surface of each particle, and the second layer of the second metallicity coating is deposited on the described ground floor of described first metallicity coating, wherein said first metallicity coating and described second metallicity coating comprise different metals.In this embodiment, the ground floor of the first metallicity coating, such as cobalt, is deposited on the outer surface of each particle, and the second layer of nickel metallicity coating is deposited on the described first cobalt metallicity coating of described particle subsequently.
As described in this article, be deposited to the metallicity coating on the outer surface of each particle of metallic alloying compound, during welding process, provide protection, resist the oxidation run in electric arc.Because compound metallic alloying during welding process is directly transferred to welding pool, metallicity coating is also provided in the increase of the rate of recovery of metallic alloying compound in the weld metal be deposited.Except protection particle is anti-oxidant, metallicity coating can slow down or suppress the fusing of particle, and the formation of the oxide, carbide or other compounds that are harmful to of performance of therefore slowing down or suppressing to endanger the material be deposited.Metallicity coating can also work further come between matrix (matrix) and particle (such as between Ni-based matter and oxide) produce evenly structure.
Welding wire welding rod described herein is useful for built-up welding application.Built-up welding is by alloy deposition on metallicity parts, returns to its original size and/or protect new metal parts with antiwear special welding procedure to make eroded area.Described technique provides the device with significant rub and resistance to impact, and its also provide reduce for replace damage or the benefit of downtime of parts of wearing and tearing.
Two kinds of main bead-welding technologies comprise cladding (overlay) and repair welding (build-up).In melting and coating process, the additional protective layer (layers) of welding is added to metallic substrates, to provide wearability and the corrosion resistance of enhancing.Repair welding is that the layer (layers) wherein welded is placed in metallic substrates (such as metal parts) above to make metal parts return to the technique of its original size.Repair welding provides excellent shock proof protective effect, but is to provide low rub resistance.The combination of repair welding and melting and coating process can be used to older metal parts resizing, and protects them subsequently in case abrasion and corrosion.
In one embodiment, the method for deposited metal workpiece is provided.Overlaying method comprises provides metal works.Preparation comprises the granular metal alloying compound of multiple particle, and each in wherein said particle has outer surface, and wherein at least one deck metallicity coating be deposited on the described outer surface of each particle, to form the coated particle of metallicity.Described method also comprises the core material that preparation comprises the coated particle of metallicity, and is formed with core wire bond bar by described core material being placed in metallic sheath.Core wire bond bar is had to carry towards workpiece by described, and adopt welding means create welding pool and have core wire bond bar to be delivered in welding pool by described subsequently, wherein have core wire bond bar to be melted at least partially, and the coated particle of metallicity is deposited in welding pool.
Described welding means are heated filament technique and comprise heated filament laser hybrid technique, the technique in tandem of heated filament, heated filament tungsten inert gas technique and heated filament electron beam technology.
In the production of metal bearing, welding wire welding rod described herein is also useful for providing metallic alloying compound, and described metallic alloying compound comprises metal sulfide, such as tungsten sulfide and molybdenum sulfide.When these metal sulfides are merged in the metal matrix of bearing, they provide the lubricating property of enhancing, and this is reduced in the amount of the frictional force that bearing between the operating period runs into, and the final wear rate reducing bearing.
In order to the purpose of illustration and description, the foregoing description of embodiment and embodiment is presented.It is not intended to be detailed, or the present invention is limited to described form.In view of the many changes of instruction are above possible.Some in those changes come into question, and other changes will be readily appreciated by one skilled in the art.Described embodiment is selected and is described the various embodiments being suitable for the special-purpose of expecting to be described best.At this it is intended that scope of the present invention is limited by appending claims.
Ref. No.:
10 welding rods
20 solder flux parts
30 metallic electrode parts
100 welding rods
200 core material
300 metallic sheaths
Claims (16)
1. a welding wire welding rod (100), described welding wire welding rod (100) comprising:
Metallic sheath (300), described metallic sheath (300) comprises core (200); And
Core material, described core material is comprised within the described core (200) of described metallic sheath (300), wherein said core material comprises the particle of the metallic alloying compound of at least one, each in wherein said particle has outer surface, it is characterized in that, at least one deck metallicity coating is deposited on the described outer surface of each particle, to form the coated particle of metallicity.
2. welding wire welding rod as claimed in claim 1, wherein said at least one alloying compound be selected from by metal carbides, metal boride, metal sulfide, metal nitride, metal oxide, graphite, diamond particles with and composition thereof the group that forms.
3. welding wire welding rod as claimed in claim 2, wherein said metal carbides are selected from the group be made up of titanium carbide, zirconium carbide, hafnium carbide, vanadium carbide, niobium carbide, ramet, chromium carbide, molybdenum carbide and tungsten carbide.
4. welding wire welding rod as claimed in claim 2 or claim 3, wherein said metal boride is selected from the group be made up of nickel borides, boronation cobalt, titanium boride, boronation rhenium, zirconium boride and hafnium boride.
5. the welding wire welding rod as described in one of claim 2 to 4, wherein said metal sulfide is selected from the group be made up of tungsten sulfide and molybdenum sulfide.
6. the welding wire welding rod as described in one of claim 2 to 5, wherein said metal nitride is selected from the group be made up of titanium nitride, boron nitride, chromium nitride, zirconium nitride, vanadium nitride, niobium nitride, tantalum nitride, tungsten nitride and hafnium nitride.
7. the welding wire welding rod as described in one of claim 1 to 6, wherein metallicity coating comprises the metal being selected from the group be made up of nickel, cobalt, chromium, iron, aluminium, magnesium, titanium, zirconium, manganese and silicon.
8. the welding wire welding rod as described in one of claim 1 to 7, wherein said metallicity coating is deposited on the described outer surface of each particle by the technique being selected from the group be made up of chemical vapour deposition (CVD) and physical vapour deposition (PVD).
9. the welding wire welding rod as described in one of claim 1 to 8, wherein said core material described welding wire welding rod (100) weight from the scope of about 5% to about 50%, or wherein said core material described welding wire welding rod (100) weight from the scope of about 10% to about 30%.
10. the welding wire welding rod as described in one of claim 1 to 9, wherein the ground floor of the first metallicity coating is deposited on the described outer surface of each particle, and the second layer of the second metallicity coating is deposited on the described ground floor of described first metallicity coating.
11. welding wire welding rods as claimed in claim 10, wherein said first metallicity coating and described second metallicity coating comprise identical metal, or wherein said first metallicity coating and described second metallicity coating comprise different metals.
The method of 12. 1 kinds of deposited metal workpiece, said method comprising the steps of:
Metal works is provided;
Preparation comprises the granular metal alloying compound of multiple particle;
Preparation comprises the core material of the coated particle of metallicity;
Core wire bond bar (100) is formed by described core material being placed in metallic sheath (300);
Core wire bond bar (100) is had to carry towards described workpiece by described; And
Welding means are used to create welding pool and have core wire bond bar (100) to be delivered in described welding pool by described,
It is characterized in that the step of described preparation granular metal alloying compound comprises and comprise multiple particle, each in described multiple particle has outer surface, and to form the coated particle of described metallicity on the described outer surface wherein at least layer of metal coating being deposited to each particle, and the step of described use welding means comprises the described fusing at least partially having core wire bond bar (100), and by particle deposition coated for described metallicity in described welding pool.
13. methods as claimed in claim 12, wherein said at least one alloying compound be selected from by metal carbides, metal boride, metal sulfide, metal nitride, metal oxide, graphite, diamond particles with and composition thereof the group that forms; And/or wherein metallicity coating comprises the metal being selected from the group be made up of nickel, cobalt, chromium, iron, aluminium, magnesium, titanium, zirconium, manganese and silicon.
14. methods as described in claim 12 or 13, wherein said metallicity coating is deposited on the described outer surface of each particle by the technique being selected from the group be made up of chemical vapour deposition (CVD) and physical vapour deposition (PVD).
15. methods as described in one of claim 12 to 14, wherein said welding means are heated filament technique; Wherein said heated filament technique is preferably selected from the group be made up of the technique in tandem of heated filament laser hybrid technique, heated filament, heated filament tungsten inert gas technique and heated filament electron beam technology.
16. 1 kinds of welding wire welding rods for using together with heated filament welding procedure, described welding rod comprises:
Metallic sheath, described metallic sheath comprises core; And
Core material, described core material is comprised within the described core of described metallic sheath, wherein said core material comprises the particle of the metallic alloying compound of at least one, each in wherein said particle has outer surface, wherein at least one deck metallicity coating is deposited on the described outer surface of each particle by gas-phase deposition, to form the coated particle of metallicity, and each in the particle that wherein said metallicity is coated is deposited in welding pool, described welding pool is formed during hot wire welding termination process.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US13/709,684 US20130092674A1 (en) | 2009-06-05 | 2012-12-10 | Electrodes incorporating metallic coated particles and methods thereof |
| US13/709,684 | 2012-12-10 | ||
| PCT/IB2013/002720 WO2014091290A1 (en) | 2012-12-10 | 2013-12-10 | Electrodes incorporating metallic coated particles and methods of hard surfacing therewith |
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| Publication Number | Publication Date |
|---|---|
| CN104812524A true CN104812524A (en) | 2015-07-29 |
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| CN201380061625.2A Pending CN104812524A (en) | 2012-12-10 | 2013-12-10 | Electrodes incorporating metallic coated particles and methods of hard surfacing therewith |
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| Country | Link |
|---|---|
| JP (1) | JP3202081U (en) |
| KR (1) | KR20150095814A (en) |
| CN (1) | CN104812524A (en) |
| DE (1) | DE202013012169U1 (en) |
| WO (1) | WO2014091290A1 (en) |
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| CN105499786A (en) * | 2015-12-30 | 2016-04-20 | 北京工业大学 | Method for preparing raw WC (Wolfram Carbide)-containing ceramic reinforced phase wear-resistant hard surface by electroslag surfacing |
| CN106001976A (en) * | 2016-06-01 | 2016-10-12 | 吉林大学 | Tubular welding rod for laser cladding and gas welding and preparation method of tubular welding rod for laser cladding and gas welding |
| CN106862800A (en) * | 2017-03-31 | 2017-06-20 | 安徽再制造工程设计中心有限公司 | The built-up welding of steel pipe forming roller, flux cored wire used for submerged arc welding and its welding procedure |
| CN107214440A (en) * | 2017-05-24 | 2017-09-29 | 苏州优霹耐磨复合材料有限公司 | Iron-based tungsten carbide medicine cored welding wire preparation technology |
| CN107552997A (en) * | 2017-08-19 | 2018-01-09 | 安徽鼎恒再制造产业技术研究院有限公司 | Hot rolling support roller is remanufactured with submerged-arc welding flux cored wire and its welding procedure |
| CN109304561A (en) * | 2018-10-24 | 2019-02-05 | 东莞理工学院 | A kind of metal-free ceramic-type electric arc spraying flux-cored wire |
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| WO2016145397A1 (en) * | 2015-03-12 | 2016-09-15 | Alcoa Inc. | Aluminum alloy products, and methods of making the same |
| CN105382389B (en) * | 2015-11-20 | 2016-10-12 | 西迪技术股份有限公司 | A kind of composite hard material and preparation method thereof |
| KR20180137575A (en) * | 2016-05-16 | 2018-12-27 | 아르코닉 인코포레이티드 | Multi-Material Wire for Lamination of Titanium Alloys |
| US11426824B2 (en) | 2017-09-29 | 2022-08-30 | Lincoln Global, Inc. | Aluminum-containing welding electrode |
| US11529697B2 (en) | 2017-09-29 | 2022-12-20 | Lincoln Global, Inc. | Additive manufacturing using aluminum-containing wire |
| JP2020055036A (en) * | 2018-10-01 | 2020-04-09 | リンカーン グローバル，インコーポレイテッド | Additive manufacturing using aluminum-containing wire |
| CN115287577B (en) * | 2022-05-04 | 2023-10-13 | 南京农业大学 | High-wear-resistance iron-based amorphous high-speed electric arc spraying powder core wire and application thereof |
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- 2013-12-10 JP JP2015600109U patent/JP3202081U/en not_active Expired - Fee Related
- 2013-12-10 KR KR1020157018543A patent/KR20150095814A/en not_active Application Discontinuation
- 2013-12-10 DE DE202013012169.6U patent/DE202013012169U1/en not_active Expired - Lifetime
- 2013-12-10 WO PCT/IB2013/002720 patent/WO2014091290A1/en active Application Filing
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| US3332752A (en) * | 1963-08-22 | 1967-07-25 | Raybestos Manhattan Inc | Composite flame spraying wire |
| EP0439179A1 (en) * | 1990-01-26 | 1991-07-31 | Isuzu Motors Limited | Method of improving qualities of materials and wires used therefor |
| CN1195387A (en) * | 1995-08-03 | 1998-10-07 | 德雷瑟工业公司 | Hardfacing with coated diamond particles |
| WO1999036590A1 (en) * | 1998-01-16 | 1999-07-22 | Dresser Industries, Inc. | Hardfacing having coated ceramic particles or coated particles of other hard materials |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105499786A (en) * | 2015-12-30 | 2016-04-20 | 北京工业大学 | Method for preparing raw WC (Wolfram Carbide)-containing ceramic reinforced phase wear-resistant hard surface by electroslag surfacing |
| CN106001976A (en) * | 2016-06-01 | 2016-10-12 | 吉林大学 | Tubular welding rod for laser cladding and gas welding and preparation method of tubular welding rod for laser cladding and gas welding |
| CN106862800A (en) * | 2017-03-31 | 2017-06-20 | 安徽再制造工程设计中心有限公司 | The built-up welding of steel pipe forming roller, flux cored wire used for submerged arc welding and its welding procedure |
| CN107214440A (en) * | 2017-05-24 | 2017-09-29 | 苏州优霹耐磨复合材料有限公司 | Iron-based tungsten carbide medicine cored welding wire preparation technology |
| TWI677397B (en) * | 2017-05-24 | 2019-11-21 | 優頻科技材料股份有限公司 | Method for manufacturing cored welding wire comprising fe-based tungsten carbide |
| CN107552997A (en) * | 2017-08-19 | 2018-01-09 | 安徽鼎恒再制造产业技术研究院有限公司 | Hot rolling support roller is remanufactured with submerged-arc welding flux cored wire and its welding procedure |
| CN109304561A (en) * | 2018-10-24 | 2019-02-05 | 东莞理工学院 | A kind of metal-free ceramic-type electric arc spraying flux-cored wire |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2014091290A1 (en) | 2014-06-19 |
| JP3202081U (en) | 2016-01-21 |
| DE202013012169U1 (en) | 2015-10-13 |
| KR20150095814A (en) | 2015-08-21 |
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