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7377418 |
Method of brazing aluminum products and furnace therefor
When aluminium products are preheated in a preheating furnace up to about 500° C. before they are brazed with a flux in a heating furnace, a nitrogen atmosphere in the preheating furnace is made...
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7374827 |
Recovered high strength multi-layer aluminum brazing sheet products
A metallurgical product consists essentially of a core aluminum alloy, purposefully tailored through chemistry and processing route to resist recrystallization during the brazing cycle to...
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7353980 |
Process for producing aluminum-containing honeycomb bodies using radiant heaters
A method for producing aluminum-containing honeycomb bodies includes providing at least partly structured aluminum-based metal foils. The at least partly structured metal foils are stacked and/or...
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7326892 |
Process of microwave brazing with powder materials
A process for heating a powder material by microwave radiation so that heating of the powder material is selective and sufficient to cause complete melting of the particles. The process entails...
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7294411 |
Brazing product and method of its manufacture
The invention relates to a brazing sheet product comprising a core sheet, a clad layer on said core sheet made of an aluminum alloy containing silicon in an amount in the range of 4 to 14% by...
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7255932 |
Ultra-longlife, high formability brazing sheet
The present invention relates to multiple layer aluminum brazing sheet having a core, a braze cladding, and an interliner therebetween that, when fabricated in the fully annealed condition...
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7247392 |
Aluminum alloy heat exchanger and method of producing the same
An aluminum alloy heat exchanger having a tube composed of a thin aluminum alloy clad material, wherein, in the clad material, one face of an aluminum alloy core material containing Si 0.05–1.0...
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7143512 |
Method of making a brazed metal heat exchanger core with self-shearing reinforcement
A radiator core reinforcement self shears in the braze oven as strategically placed voids in the reinforcement erode away under the flowing action of the melted surface braze layer.
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7056597 |
Brazing sheet product and method of its manufacture
Disclosed is a brazing sheet product comprising a core metal sheet, on at least one side of the core sheet a clad layer of an aluminium brazing alloy comprising silicon in an amount in the range of...
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7018722 |
Aluminum alloy fin material for heat exchangers and heat exchanger including the fin material
The present invention provides an aluminum alloy fin material for heat exchangers which has a thickness of 80 μm (0.08 mm) or less and excels in joinability to a tube material and in intergranular...
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7000823 |
Fluxless brazing
A method of manufacturing an article of manufacture for use in a fluxless brazing process is disclosed. The method comprises the step of applying a braze-promoting layer including one or more...
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6994919 |
Brazing product and method of manufacturing a brazing product
The invention relates to a brazing sheet product including a core sheet, on at least one side of the core sheet a clad layer of an aluminum alloy including silicon in an amount in the range of 4 to...
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6957762 |
Vacuum brazing method for aluminum-based material
A vacuum brazing method is disclosed for joining aluminum stock materials to each other. The typical cladding material utilized includes aluminum and a melting point lowering agent such as silicon....
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6921583 |
Al-Cu bonded structure and method for making the same
With an Al—Cu bonded structure, an Ag layer can be remained at the Al—Cu bonding interlayer providing ductile deformation behavior and a tensile strength at the bonded interlayer similar to...
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6913184 |
Alloy composition and method for low temperature fluxless brazing
A family of low temperature brazing alloys wherein the alloy is utilized in the form of a filler metal or shim and consists of electroplated nickel on zinc shimstock, wherein the zinc shimstock...
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6896977 |
Method of brazing aluminum or aluminum alloy materials and aluminum alloy brazing sheet
A method of brazing an aluminum or aluminum alloy material, containing brazing an aluminum alloy brazing sheet that has an aluminum or aluminum alloy core material and, being clad on one or both...
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6849136 |
Filler metal for aluminum brazing sheet for heat exchangers and method of manufacturing same
An object of the present invention is to provide a filler metal for an aluminum brazing sheet for heat exchangers capable of preventing or controlling occurrence of a melting hole during heating...
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6848609 |
Method of making finned tubes
In a method of making finned tubes as components of air-cooled systems or condensers, a sheet metal strip of aluminum is first shaped into a waved finned structure with plural fins in parallel...
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6840435 |
Method for brazing aluminum alloy-assembled articles within a short period of time and a filler alloy usable at low temperature
A method for brazing aluminum alloy-assembled articles with a filler alloy having a liquidus temperature of 540° C. or lower and a difference of temperature between the liquidus temperature and...
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6796484 |
Nickel-plated brazing product having improved corrosion performance
A brazing product, e.g. a brazing sheet product, having an aluminium layer made of an aluminium alloy comprising silicon in an amount in the range of 2 to 18 weight %, and a layer comprising nickel...
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6779713 |
Joining of composite beryllium-aluminum parts
A method for joining metal parts in which an aluminum rich surface is produced on a first metal part by selective removal of the beryllium component of a beryllium-aluminum alloy, as by said...
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6749105 |
Method and apparatus for securing a metallic substrate to a metallic housing
A method for securing a metallic substrate ( 24 ) to a metallic housing ( 26 ). The method may include: firing a first solderable coating ( 64 ) to an edge ( 60 ) of the metallic substrate ( 24 );...
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6743409 |
Alkali metal fluorozincate and method for producing it
Novel methods for producing alkali metal fluorozincates, especially potassium fluorozincate. Products having defined particle size ranges are obtained depending on the sequence of introduction of...
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6715667 |
Method of joining steel tubes with aluminum ribs
In a method for joining a steel tube with an aluminum rib, a zinc-aluminum alloy layer, having an aluminum content of 0.5% by wt. to 20% by wt., is applied to the surface of the steel tube or the...
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6679417 |
Tailored solutionizing of aluminum sheets
An efficient and effective process for manufacturing of hardened aluminum components is achieved by coordinating the material preparation steps with the forming steps. The resulting product is a...
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6648214 |
Method for partially or completely coating the surfaces of components produced from aluminum or its alloys with solders, fluxing agents or binders for brazing
In a method for partial or complete coating of surfaces of components of aluminum and its alloys with a uniform layer of homogeneously distributed solder, fluxing agent and binder for brazing of...
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6626351 |
Method and apparatus for the manufacturing of structural members
By utilizing a roll bonding process and appropriately forming steps, a load bearing structure is created which is capable of handling and appropriately transferring loads. One preferred method...
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6623693 |
Aluminum alloy composition, article and method of use
An aluminum alloy composition consists essentially of controlled amounts of iron, silicon, copper, manganese, magnesium, titanium, zinc, zirconium, and free machining elements with the balance...
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6613397 |
Method and apparatus for manufacturing an aluminum clad product
In a method for manufacturing an Al clad product, first, cladding material is fused and coated on base material having Al. Then, slurry material is coated on the cladding material coated on the...
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6605370 |
Method of manufacturing an aluminium joined product
Disclosed is a method of manufacturing an aluminium or aluminium alloy joined product, such as a shaped and hollow member, comprising the sequential steps of: (a) providing two parts made of...
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6599645 |
Composite metal panel
The invention relates to a rigid composite metal panel comprising at least two metal parallel plates and/or sheets secured to the peaks and troughs of a corrugated aluminium stiffener sheet...
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6568584 |
Nickel-plated brazing sheet product
The invention relates to a brazing sheet product comprising a core sheet made of an aluminum alloy, an aluminum clad layer cladding at least one of the surfaces of said core sheet, and a layer...
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6555251 |
Multi-layer, heat treatable brazing sheet with aluminum interlayer
A four layer composite including a first interliner positioned between a 4xxx series braze clad and a core alloy and a second interliner positioned on the opposite side of the core alloy from the...
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6543678 |
Method of brazing beryllium-aluminum alloy members to form a beryllium-aluminum alloy assembly and coating the beryllium-aluminum alloy assembly
A method for brazing beryllium-aluminum alloy members to form a beryllium-aluminum alloy assembly and coating the beryllium-aluminum alloy assembly in which an aluminum-silicon based braze alloy is...
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6503640 |
Method of manufacturing an assembly of brazed dissimilar metal components
Disclosed is a method of manufacturing an assembly of components joined by brazing, comprising the steps of: (i) forming the components of which at least one is made from a multi-layered brazing...
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6416884 |
Aluminium-magnesium weld filler alloy
The disclosure relates to an aluminium-base weld filler alloy having the following composition in weight percent: Mg 5.0-6.5, Mn 0.4-1.2, Zn 0.4-<2.0, Zr 0.05-0.3, Cr 0.3 max., Ti 0.2 max., Fe...
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6413331 |
Aluminium alloy for use in a brazed assembly
Aluminum alloy in the form of a sheet, plate or extrusion, having a composition in the range (in weight %): Si <0.15 Mn 0.7-1.5 Mg up to 0.8 Cu 0.5-1.5 Fe <0.4 Cr <0.30 Ti <0.30 V...
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6391476 |
Brazing sheet product and method of manufacturing an assembly using the brazing sheet product
A brazing sheet product having a core sheet ( 1 ) made of an aluminium alloy, having one or both of the surfaces of the core sheet clad with an aluminium clad layer ( 2 ), and a layer ( 3 )...
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6383661 |
Method of manufacturing an aluminum product
The invention relates to a method of manufacturing an Al or Al alloy workpiece, including the steps of (a) providing an Al or Al alloy workpiece, (b) pre-treating of the outersurface of the Al or...
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6379818 |
Brazing sheet product and method of its manufacture
A brazing sheet product and a method of manufacturing a brazing sheet product in which a layer comprising nickel is plated onto a surface of a clad layer made of an aluminium-silicon alloy...
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6371353 |
Pressure welding apparatus and pressure welding method
A pressure welding apparatus includes a pressing die assembly 50 which has a plurality of stuffers 54 that pressure-weld electric wires 45 to the pressure-welding parts 34 of contacts 30 ,...
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6261708 |
Joined body of aluminum nitride series ceramics, method of joining aluminum nitride series ceramics and joining agent
A novel method is provided for joining substrates made of aluminum nitride series ceramics to each other, which can perform the joining substantially without leaving an intervening third phase...
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6196442 |
Method for brazing aluminum tube assemblies
There is disclosed a method for forming an aluminum tubular assembly in a controlled atmosphere brazing furnace. The assembly includes a variety of components of differing compositions, sizes and...
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6170738 |
Aluminum brazing alloy for cold brazing and method for brazing low-melting aluminum material
A first aluminum brazing alloy for cold brazing, comprises 70 to 90% by weight of zinc and 0.05 to 5% by weight of titanium with the balance consisting of aluminum and impurities. A second aluminum...
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6164517 |
Seamless, ring-shaped brazing material and method for producing same
The seamless, ring-shaped brazing material comprises a brazing metal and a flux uniformly dispersed in the brazing metal for brazing nonferrous metal members and has a relative density of 0.90 or...
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6156130 |
Screen-printable or dispensable active brazing pastes and process for producing the same
These active brazing pastes satisfy the requirements for screen printing or dispensing particularly well and are well suited for brazing one aluminum oxide ceramic body to another one or to a metal...
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6152354 |
Brazing filler alloy containing calcium
Minor additions of calcium (Ca) to Al--(1% to 14%) Si filler metals result in larger fillets than conventional Al--Si alloys normally used in the NOCOLOK brazing process. This new filler metal can...
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6148515 |
Method of bonding aluminum members
The method of the present invention comprises the steps of: providing a first aluminum member and a second aluminum member to be bonded to each other; forming a zinc alloy soldering layer on...
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6129262 |
Fluxless brazing of unclad aluminum using selective area plating
A method for fluxless brazing of unclad aluminum includes forming first and second components to be joined of unclad aluminum; etching selected surface areas of the components; depositing an...
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6109510 |
Brazing material for use in a low temperature brazing and method for low temperature brazing
A brazing material that has a low melting point and can braze aluminum materials at a low temperature with a good wetting property is disclosed. The brazing material can include a matrix composed...
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