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WO/2010/119925A1 |
Disclosed is a weld joint of an aluminum alloy member formed by joining one end of a wrought material (12) to one end of a cast member (11). The cast member has a chamfer (14), and an inserting portion (13) which extends from the lower e...
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WO2010110476A1 |
Provided is a joint material consisting of a first material made of steel and a second material made of metal containing magnesium into a joint material having high mechanical strength. The method of manufacturing the joint material is a...
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WO/2010/105896A1 |
The invention relates to a first component (2) and to a second component (3) that are produced from a cast material (4, 5), wherein the first component (2) and the second component (3) are arranged contacting one another, an edge section...
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WO/2010/104088A1 |
Provided is a method for bonding dissimilar materials that stably ensures high bonding strength, even when overlapping and welding a steel member on the top and an aluminum member on the bottom in the direction of welding. In this method...
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WO/2010/098499A1 |
In a gas-shield ark welding using multiple electrodes combined with a submerged ark welding, electric current density is maintained in a proper range both for the gas-shield ark welding and the submerged ark welding thereby providing a m...
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WO/2010/095744A1 |
Disclosed are a cutting method and cutting equipment for cutting steel sheet using a solid-state laser or fibre laser. In this cutting method, a laser beam that is emitted from a solid-state laser oscillator or fibre laser oscillator is ...
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WO/2010/095335A1 |
Provided is a method of producing a liquid-cooled jacket wherein deformation of a seal body can be minimized. A method of producing a liquid-cooled jacket constituted by fixing a seal body (30) which seals the opening (12) of a recess (1...
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WO/2010/090288A1 |
In order to allow for decreased labor and shortened work time, and to contribute to decreased cost, when joining coolant pipes to a container body, a refrigeration cycle container (R) is constituted so that the coolant pipes (P) are join...
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WO/2010/087508A1 |
Provided is an indirect spot welding method wherein go stone-shaped nuggets formed in molten state can be stably obtained during indirect spot welding. The electrical connection time is divided into two time bands (t1, t2) in indirect s...
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WO/2010/084665A1 |
The method of lap-welding of metal plates using a laser beam, wherein at least one of the metal plates is surface-treated, includes putting a metal plate on the other metal plate and forming a gap between the metal plates so that gas gen...
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WO/2010/082675A1 |
In a butt weld structure wherein at least one of the base metals having brittle fracture arresting characteristics (Kca)of more than 4000N/mm1.5 are butt-weld, at least one of the butt joints has a brittle fracture arresting structure in...
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WO/2010/082676A1 |
In a weld structure wherein a steel plate weld joint is formed by butt-welding steel plates wherein brittle crack propagation arrest characteristics (Kca) in at least part of a region is 4000 N/mm1.5 or greater, an anti-crack control par...
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WO/2010/071146A1 |
Disclosed is an austenite-based weld material that contains C: 0.01 wt% or less, Si: 0.5 wt% or less, Mn: 0.5 wt% or less, P: 0.005 wt% or less, S: 0.005 wt% or less, Ni: 15-40 wt%, Cr: 20-30 wt%, N: 0.01 wt% or less, O: 0.01 wt% or less...
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WO/2010/067796A1 |
Provided are a method for joining a resin member with a metal member which allows them to be joined easily while achieving a sufficient level of joint strength, and a liquid-cooled jacket manufacturing method. The joining method is chara...
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WO/2010/068848A2 |
An improved method for welding a laminated metal structure is presented herein. In one embodiment, the method includes: placing the laminated structure against a second work piece, feeding a consumable metal cored wire electrode to the w...
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WO/2010/055788A1 |
Disclosed is a welded metal which is formed by gas-shielded arc welding using a flux-containing wire, and has a strength of not less than 700 MPa and excellent toughness even at a low temperature of -60˚C. The welded metal is mainly co...
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WO/2010/038429A1 |
Provided is a method for the gas-shielded arc brazing of steel sheet, in which use is made of a solid wire containing copper as the main component together with aluminum, wherein pulsed droplet transfer and short-circuit droplet transfer...
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WO/2010/036503A2 |
A process to laser micro-machine a metal part with a high cosmetic quality surface includes applying a protective coating layer to at least one surface of the part before micro-machining the part with a laser. The protective coating appl...
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WO/2010/035847A1 |
Provided is a rust-proof steel sheet having on at least one side an organic and/or inorganic coating layer, wherein the coating layer of the portion to be spot welded is thinner than the coating layer of the portion not to be spot welded...
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WO/2010/031410A1 |
The invention relates to a flame cutting unit (1) for cast workpieces in a continuous casting system having a conveyor belt (4), on which a cast strand (2) to be severed by flame cutters into workpieces is guided transversely to the tran...
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WO/2010/026892A1 |
Provided is a method for joining dissimilar metals wherein an oxide film is present on the joint surface and which can firmly join magnesium alloy with steel for which direct metallurgic joining is difficult. In joining a magnesium alloy...
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WO/2010/005025A1 |
Disclosed is a laser lap welding method for a galvanized steel sheet. Two steel sheets, at least one of which is galvanized, are overlapped by using the galvanized steel sheet as a bonding face, and the two steel sheets in the lapping r...
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WO/2010/001603A1 |
Disclosed is a zero point setting-based workpiece welding control method that enables greater machining precision, that enables the control of machine tool wear, loosening and damage and so on, and that enables the efficient implementati...
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WO/2009/150904A1 |
A joined body of dissimilar metals which is produced by joining a steel material and an aluminum alloy material, wherein the steel material to be joined has a specific composition and is specified in the compositions of outer surface oxi...
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WO/2009/143909A1 |
The present invention provides a welding device for welding workpieces (9) made of high-temperature resistant super alloys. The device comprises: - a heat source (3) for creating a heat application zone (11) on the workpiece surface (10)...
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WO/2009/142070A1 |
Provided are a method for producing a heat exchanger plate with a small number of work steps, and a heat exchanger plate. A method for producing a heat exchanger plate comprises a step for inserting a pipe (16) for heating medium into a ...
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WO/2009/143173A2 |
A method of joining at least two parts includes steps of dispersing a joining material comprising a multi-phase nanocrystalline magnetic metal-aluminum powder at an interface between the at least two parts to be joined and applying an al...
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WO/2009/131124A1 |
Disclosed is a method for joining metal members wherein, when joining an iron member made of iron and an aluminum member made of aluminum by means of zinc brazing filler material, the junction area of the iron member is heated at a tempe...
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WO/2009/131031A1 |
Provided are a laser arc hybrid welding head which can form good beads at high speed, and a laser arc hybrid welding method. A laser arc hybrid welding head (1) for welding a base material (W) of an aluminum steel sheet by performing las...
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WO/2009/131030A1 |
Provided is a laser arc hybrid welding head which can form good beads by suppressing welding defects. A laser arc hybrid welding head (1) performing overlap welding of a galvanized steel sheet (51) by performing laser light irradiation a...
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WO/2009/127545A1 |
The protective gas according to the invention for MIG/WIG welding of aluminum comprises a quaternary mixture of argon, helium, nitrogen and dinitrogen oxide, wherein the fraction of dinitrogen oxide is up to 70 vpm, preferably 50 to 70 v...
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WO/2009/126981A1 |
The invention relates to a device (1) and a method for connecting at least two workpieces (7, 8) by friction welding. The device here comprises an axis (10) which can be driven in a rotating manner and on which a friction welding tool (...
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WO/2009/121614A1 |
Copper and Nickel containing metals are joined together by ultrasonic welding particularly to provide connectors for use in multi cell battery systems where the nickel containing metal is required for spot welding to the cell terminals a...
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WO/2009/107594A1 |
Provided is a method capable of connecting stainless steel and cemented carbide such as tungsten carbide in a short time. The method comprises the steps of finishing one end surface of a bar-shaped member (12) consisting of cemented carb...
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WO/2009/104798A1 |
Provided are: a welded joint that exhibits the effect of ultrasonic shock treatment more efficiently, and has improved fatigue-resistance characteristics; and a method for producing the joint. In this joint, the average hardness of the w...
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WO/2009/102288A2 |
The invention relates to a method for coating the solder wire (Z) used in the soldering process with the flux (D) 1 comprising the process steps of - mixing a certain proportion of a compound having the copolymer structure with the flux ...
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WO/2009/092365A1 |
The invention relates to an expanding device made of a base body and a thin-walled expanding bushing made of steel, connected to the base body forming a closed, ring-shaped pressure chamber by means of a solder joint, wherein the pressur...
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WO/2009/091049A1 |
A magnesium alloy material (1) (first material) is bonded to a steel material (second material). The steel material to be used is a galvanized steel plate (2), which has a deposit of zinc (metal (C)); and the magnesium alloy material (1)...
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WO/2009/084136A1 |
Provided is a dissimilar metal joint structure (10), which is disposed in a first metal member (6) and a second metal member (7) of dissimilar metals, thereby to connect the first metal member (6) and the second metal member (7) to each ...
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WO/2009/078342A1 |
In supplying a flux to a member for heat exchangers which is to be brazed, a given amount of the flux is stably adhered to a brazing area without interposing any substance which becomes unnecessary for the brazing, such as a binder. In p...
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WO/2009/077064A1 |
The invention relates to a method and to a device for the marginal connection of sheet metals (8, 9), particularly of auto body sheets in automotive construction, wherein in a device (1) the edge of a first sheet metal (8) is crimped ove...
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WO/2009/068733A1 |
The present invention related to a method of manufacturing a coiler drum (5) to be used in a coiler furnace and a coiler drum (5). The method comprises the step of forming a trinickel aluminide containing surface layer (7) onto a coiler ...
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WO/2009/064013A1 |
The invention provides a common rail which can be produced by using an inexpensive steel product and has excellent fatigue strength and a process for the production of the common rail. The process comprises using as the material a high-s...
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WO/2009/060569A1 |
A laser beam (21), which is outputted by a laser oscillator (3), is focused by a working head (4), thereby to irradiate the surface of a roller (2) with itself. An encoder (5c) outputs a signal according to the rotational position of the...
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WO/2009/040620A1 |
An electric arc device and methods to build up, clad (2830), join, or overlay an alloyed metal onto a parent metal (2810) with minimal admixture (2820). The methods employed in the electric arc device provide a high frequency waveform wi...
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WO/2009/022208A1 |
Disclosed herein are a bonded structure of dissimilar materials made from metals comprising a first metallic sheet, a second metallic sheet overlying the first metallic sheet and a bonding interface between the first and second metallic ...
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WO/2009/014221A1 |
[PROBLEMS] To provide a method of welding in which in the joining of a metallic glass with a crystalline metal by a weld shifting a high-energy beam scan area from a butting face thereof to the metallic glass side, the composition of a m...
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WO/2009/011156A1 |
Provided is a welding method for mutually welding a deck plate and a rib that has a closed section and forms a steel plate floor. The welding method is characterized in that the root part of the rib with closed section is formed in a fla...
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WO/2009/009187A1 |
A method and apparatus for cutting a workpiece (137), including conductors coated with electrode material, using a laser is disclosed. In various embodiments, the disclosed apparatus includes one or more- suction systems (170, 180, 125) ...
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WO/2009/004865A1 |
Disclosed is a shield gas for MAG welding a galvanized steel sheet, which is provided with a zinc plating layer containing zinc, aluminum and magnesium, by using a carbon steel solid wire. This shield gas for MAG welding of a galvanized ...
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