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JP2009214109 |
To make it possible to attain the joining of members with each other and the reinforcing of a main member at the same time.One piece auxiliary member 13 is inserted into the hole 16 of a first joined member 11 comprising a mountain shape...
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JP2009214147 |
To provide a manufacturing method of a high nitrogen stainless steel bonded body having sufficient strength and corrosion resistance without requiring any deburring labor.A pair of high nitrogen stainless steel members 1, 2 containing 0....
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JP2009214120 |
To suppress going on oxidation of a brazed part when a brazing material is brazed, and is thereafter exposed to a high temperature oxidizing atmosphere, and to reduce a brazing temperature.The respective metal layers formed on the surfac...
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JP2009216349 |
To provide a heat exchanger of a structure wherein a unbrazed portion in a brazing part of a tube plate member is easily detected.A condenser is equipped with a heat exchange core formed by alternately laminating tubes 10 and fins. Each ...
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JP2009208138 |
To provide a joining method of different metals and supercharger where a compressor rotor is formed of a solid structure, the increase in the pressure ratio of the air is made possible, the output increase and the improvement of the effi...
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JP2009208114 |
To provide a submerged arc welding method with multiple electrodes for a steel plate suitable for use in welding for manufacturing a large-diameter steel pipe such as a UOE steel pipe, a spiral steel pipe, or the like.A distance between ...
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JP2009202211 |
To provide a joining panel of different types of aluminum alloy, a joining panel which is suitably used for building a large structure such as a pressure vessel and which makes light weight and large scale possible while maintaining join...
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JP2009202828 |
To manufacture a lightweight vehicle body having sufficient joining strength at low cost.An aluminum alloy-made roof panel 10 overlaps steel-made header members 5, 6 or the like in a sub line 31 of a manufacturing line 30, the roof panel...
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JP2009202224 |
To provide a technique of quantitatively evaluating improved quantity of fatigue strength in the case of applying fatigue resistance steel to a steel deck plate structure.In a method of evaluating partial penetration welding in fatigue r...
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JP2009202205 |
To provide a laser brazing method which can obtain a butt joint excellent in joint strength and in formability at a joined portion.The laser brazing method is characterized in continuous supply of copper alloy wire 4 to a laser irradiati...
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JP2009202164 |
To provide a resistance welding method for bar steel by which a welded part of bar steel having excellent hardness and toughness can be formed without shifting the welded part to a quenched state and without requiring any tempering proce...
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JP2009202212 |
To provide a method and apparatus for joining different kinds of material, which can maintain high strength in joining portion composed mainly of a soft material, in a joining method of different kinds of metal using a friction stir join...
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JP2009202226 |
To provide a laser welding structure capable of consistently performing the welding even when any butting or lapping gap is present by using laser beams of low output to the laser welding of metals of high laser beam reflectance to each ...
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JP2009202198 |
To provide an Ni-Cu-based brazing filler metal for a heat exchanger made of stainless steel, even if variation is present in the gaps of respective components, which can securely braze and fix the spaces in the contact parts of all the c...
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JP2009202225 |
To provide an electrogas arc welding method capable of generating arc in a range of the entire width of a groove in the direction of the groove depth, and ensuring the sufficient penetration of a welding wire over a range of the entire w...
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JP2009195981 |
To provide a clad material for brazing having homogeneous composition of brazing filler metal after brazing, having excellent workability, offering low manufacturing costs, and having satisfactory corrosion resistance as desired.The clad...
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JP2009195979 |
To provide a stable bonding method for a multilayered metallic foil using an ultrasonic welding machine, which solves the problem that it is difficult to obtain a stable bonding because breakage, deposition or excess deformation of an up...
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JP2009195990 |
To provide a seam welding method of a high-strength UO steel pipe by which the generation of a lateral crack in weld metal in a seam-welded part is surely prevented without causing the increase of welding cost and the lowering of product...
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JP2009195801 |
To solve the following problem: the decoration of the metal made workpiece is performed by pasting a cellophane on a part not required to be coated and requires high technique for fine coating including a fine pattern to cause restrictio...
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JP2009195957 |
To provide a multi-electrode submerged arc welding method of steel materials, a method suitable for pipe-making welding of large diameter steel pipes such as UOE steel pipes and spiral steel pipes having a plate thickness of a base mater...
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JP2009195917 |
To form a weld part having delayed breakdown resistance in the lapped portion of steel plates without causing any conspicuous welding deformation in a structural member in the laser beam welding of the structural member with a plurality ...
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JP2009195919 |
To provide a brazing device using near infrared light irradiation which stably brazes a heat exchanger or the like as a product with excellent brazing quality, can be made compact, has excellent heating efficiency and reduced initial run...
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JP2009192264 |
To provide a method for manufacturing high-temperature load equipment by jointing a carbon material and copper alloy metallurgically, especially a manufacturing method which makes it possible to joint well a CFC block and a cooling tube ...
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JP2009190080 |
To provide a copper-silver brazing filler metal, which has excellent joint property to Fe-Ni based metal and copper based metal to be used for the lid or the like for sealing the ceramic case of the package for the electronic component, ...
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JP2009190042 |
To provide a two-electrode fillet gas-shielded metal arc welding method in which the welding rate of a primer-coated steel plate is 1m/min.The distance between a preceding electrode and a succeeding electrode is set to be 10-40 mm, and t...
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JP2009190064 |
To obtain a laser beam machining method (piercing method) for stainless steel with which, while suppressing the increase of cutting time, the increase of the consumption of an assist gas or the like, the wear of a laser beam machining me...
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JP2009192191 |
To provide a heat exchanger extremely easy in being assembled and low in manufacturing cost, and its manufacturing method.The heat exchanger is formed by brazing a metal member A and a metal member B of a different metal with respect to ...
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JP2009190051 |
To prevent seal failure of a welding part due to dust while suppressing the escape of an adhesive agent during spot welding in a method of spot-welding different kinds of metal sheets with an adhesive agent disposed therebetween.A plural...
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JP2009190079 |
To provide copying welding equipment where portability is made high, the quality in the welding of a bent thick plate requiring high welding power is increased, and the facilitation of operations by an operator is achieved.Disclosed is w...
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JP2009190050 |
To prevent seal failure of a welding part by preventing dust caused during spot welding from scattering outside a vehicle body in a method of spot-welding metal sheets with an adhesive agent disposed therebetween.A roof panel 5 set in a ...
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JP2009190046 |
To provide a spot welding method of a high-tensile steel plate capable of obtaining the requested joint strength and the shock resistance by enlarging the nugget diameter through the spot welding of the high-tensile steel plate of large ...
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JP2009184017 |
To provide a tube for heat exchanger which is more excellent in corrosion resistance.A flux layer 2 containing Si powder and Zn-containing flux is formed on an outer surface of an Al-alloy extrusion tube. The coating amount of Si powder ...
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JP2009183980 |
To provide a brazing method for an aluminum alloy in which brazing property and corrosion resistance are made consistent, and to provide an aluminum alloy cladding material.The aluminum alloy cladding material obtained by cladding a sacr...
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JP2009183995 |
To provide a member joining method capable of obtaining sufficient durability against the repeated heat cycle of heating and cooling.In the member joining method, Ag layers 6, 8, 7 and Bi layers 9a, 9b are formed between two members 2, 4...
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JP2009180646 |
To provide a technology of quantitatively evaluating the improving amount of fatigue strength when fatigue-resistant steel is applied to a steel floor system structure.In this evaluating method of partial penetration welding in fatigue-r...
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JP2009178768 |
To provide a laser welding method which restrains recession of a weld zone and provides excellent welding quality without diminishing welding efficiency in laser butt welding using laser beam, and to provide a laser welding device theref...
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JP2009178761 |
To obtain sufficient welding strength by eliminating a groove or a joint gap formed on the upper plate side and securely carrying out fusion welding up to the lower vertical plate side through 1 pass welding from the surface side of an u...
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JP2009178762 |
To provide a method for manufacturing a heat transfer plate by friction stir welding, the heat transfer plate having high heat exchange efficiency, and to provide a heat transfer plate having high heat exchange efficiency.The method for ...
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JP2009172644 |
To provide a plasma welding method for a galvanized steel sheet, in which welding is stably performed for a long time by preventing any alloying caused by deposition of fume and deposition of zinc vapor of an insert chip.The plasma weldi...
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JP2009172632 |
To provide a horizontal submerged arc welding method capable of obtaining a good underside bead by preventing the deterioration of the rear side of an opened leading end, and also to provide a device used for the same.In the horizontal s...
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JP2009172615 |
To provide a brazing method in which insoluble powder flux is used for the flux for brazing an aluminum-based member of the low melting point, and brazing is performed by spray-coating the flux in a slurry state which can be consistently...
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JP2009172081 |
To provide a connection method for pipe members to an endoscope, wherein laser welding is used for the ducts of two pipe members to be connected and fixed to an endoscope to prevent their oxidation for the prevention of occurrence of var...
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JP2009168350 |
To effectively prevent superfluous wax from coming around to cause hole plugging of a tube in joining a flat tube and a header pipe by brazing.In a joint structure of inserting an end part of the flat tube for a refrigerant to pass throu...
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JP2009166696 |
To provide an end tube capable of ensuring the desired strength at low cost.The end tube 20 is manufactured by performing the friction welding of three tubular components 30', 40', 50' and the finishing thereof. These three components 30...
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JP2009166117 |
To easily control push-in length and push-in force into a receiving hole, and to rationalize structure of a holding head.Welding equipment for welding a projection bolt is disclosed in which projection bolt 10 held by a feed rod 17 is in...
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JP2009166080 |
To provide a welding method in which a deeper penetration is obtained even in independent laser irradiation, capable of stable welding.In the laser beam welding method, a laser beam having a wavelength 1,100 nm is converged using a machi...
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JP2009166132 |
To perform the surface modification of a metal without performing heating by a heat inputting means by using a rotary tool.The invention relates to the surface modification method for a metal where the surface of a modification member 45...
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JP2009166118 |
To provide an electrode for a projection bolt enabling the projection bolt to be securely inserted into a receiving hole.The electrode 6 for the projection bolt 10 is used for performing the electric resistance welding of the projection ...
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JP2009166121 |
To stably adhere a prescribed amount of a flux to a brazing area without interposing any substance which becomes unnecessary for the brazing, such as a binder, in supplying the flux to a member for heat exchangers for brazing.In producin...
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JP2009166084 |
To provide a steel pipe sheet pile and its manufacturing method, which can secure roundness in the pipe end of a steel pipe sheet pile and also excellent flatness in the pipe end.In a steel pipe sheet pile which has, on its outer periphe...
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