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JP5428881B2 |
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JP5417349B2 |
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JP2014024092A |
To provide a welding method by which weld metals are formed inside the corners of a box-shaped cross-section steel sheets by designing a groove shape and difference does not arise between the corners of a rectangular steel tube constitut...
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JP5407629B2 |
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JP5406887B2 |
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JP2014018824A |
To provide a butt connection method for a steel plate, which can sufficiently achieve the simplification and cost reduction of preworking and which can reliably achieve high-efficiency and high-strength butt weld joint.In a butt welding ...
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JP2014014823A |
To provide a welding method capable of suppressing an influence of thermal strain.A beveling process of forming a grooved bevel in a joint between one member 10 and the other member 11 is performed and then a welding process for arc-weld...
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JP2014014850A |
To provide a pipe member joining method by brazing, capable of carrying out stable brazing without causing the running-out of wax on a joint surface.One pipe member 1 is machined so as to have an external bevel shape in which an inner pe...
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JP5403186B2 |
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JP5382233B1 |
It is a problem to suppress a first joint portion and a second joint portion from coming apart from each other. In a panel joint structure (10), a first joint portion (23) and first load transfer portions (24, 25) are formed on an end po...
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JP2013255934A |
To provide a method for simply carrying out butt welding for an inner surface clad pipe without using an insert ring.A method is for welding the end surfaces of a pair of clad pipes 1 and 2 each having the same diameter and formed of out...
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JP5366499B2 |
To facilitate the visual inspection of a welded state in a weld zone in a welding method. A welding method for superposing and welding a first metallic member 10 and a second metallic member 12 includes the steps of: forming an opening i...
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JP2013237052A |
To provide a welding method by non-contact welding that enables highly accurate welding free from welding failure and shortage of welding strength by improving adhesion by eliminating a clearance between welded members and that can easil...
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JP5354933B2 |
At its outer circumference, a gap (37) widens out into a cavity (38) bordering the weld seam (17). The cavity is designed to occupy the smallest possible volume, whilst minimizing local mechanical stressing. The weld seam has a circumfer...
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JP5355182B2 |
To solve such a problem that, in a conventional manufacturing method and a crushing equipment for a welded pipe, since a portion with an increased wall thickness is separated from an edge side face so that the amount of change in the thi...
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JP2013231722A |
To provide a control rod driving pipe, a manufacturing method therefor, and an installing method therefor of a pressure water light-water reactor.A control rod driving pipe includes a pipe body 16 designed to penetrate an aperture 17 of ...
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JP2013226562A |
To provide a welded joint that avoids cracking of weld metal and prevents cracking of a base material caused by a fall in the constraint level of the weld metal by using a low strength welding material.A welded joint 1 of a steel materia...
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JP5333459B2 |
Disclosed are a welded structure and a welding method which make it possible to improve welding strength and welding quality. A welded structure in which a first member and a second member are joined by means of welding, wherein the firs...
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JP5337014B2 |
To increase creep life of a welded joint, to reduce cost through optimization of piping thickness, and to provide improved reliability for a welded joint, by removing a part that causes generation of cracks through occurrence of high str...
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JP5327130B2 |
To reduce distortion caused by welding of a ring gear to a differential case, and to reduce a welding cost. In a welding structure of a ring gear, a flange 5 on the outer periphery of a differential case contains a junction part to which...
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JP5322074B2 |
Welding seam between a thick-walled component (1) and a thin-walled component (3) is preceded by surface preparation of the work pieces (21) in the vicinity of the butt join. The welding seam (15) extends through the depth of the thin-wa...
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JP5313451B2 |
In at least one embodiment, for producing segments of tubular jackets, a strip-shaped sheet material is continuously reshaped transverse to the strip axis into a closed form and following the welding of a longitudinal seam, jacket sectio...
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JP5305877B2 |
A method for connecting a tube and a cast component includes widening an end section of the tube to form a widened section, positioning the cast component adjacent to the widened section, and welding the cast component to enclose at leas...
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JP2013181626A |
To provide a joint structure having secured fatigue strength, and a welding method therefor.If a length of a butting part 3 in an axial direction (in welded depth direction) is H, and a welded depth in welding parts 5, 6 is A, a differen...
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JP5269550B2 |
To provide a welding method for steel plate which can easily aim at a welding point without enlarging whole diameter of a through hole and can surely prevent occurrence of welding defect. In the welding method, a first steel plate 1 and ...
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JP5260268B2 |
The present invention provides a method of manufacturing a core shroud for a nuclear plant and a nuclear power plant structure in which a groove portion is easily assembled in the case of manufacturing the core shroud having a weld struc...
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JP5253367B2 |
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JP5245998B2 |
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JP5236566B2 |
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JP5227142B2 |
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JP5204107B2 |
A flange joint for structural members is provided, wherein by avoiding stress concentration at a welded portion, the cross-sectional size can be determined based on the base material strength, and a structure can be reduced in weight and...
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JP5188688B2 |
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JP2013063460A |
To provide an arc spot welding method for a lap joint of galvanized steel sheets, capable of inhibiting the occurrence of a pit, a blow hole and a notch defect in a bead termination end.In the arc spot welding method for the lap joint of...
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JP2013046932A |
To provide a shielding gas for metal active gas (MAG) welding, a method for MAG welding and a weld structure, in which quality in welding a narrow bevel is improved.The shielding gas for MAG welding welds a high chromium steel containing...
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JP2013022646A |
To provide a method of forming a welding connection part of a joining member, by which the loss amount of a required material is reduced and a projection part for preventing buildup of a deposited metal is easily and inexpensively formed...
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JP5134650B2 |
A method of stir welding T-joints comprises assembling and stir welding first and second members (20,22). The first member (20) comprises a sheet portion (24) of material and also comprises restraining surfaces (37). The second member (2...
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JP5113803B2 |
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JP5098941B2 |
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JP2012530880A |
A welded component comprising two sheet metal components (51, 53) joined by at least one weld seam (55). A first sheet metal component (51) is disk-shaped and a second sheet metal component (53) is pot-shaped, and at least one of the two...
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JP5087538B2 |
A method of manufacturing a brazed pipe comprises steps A to D. In the step A, on an upper surface of the right-hand side edge portion of a material plate 20 having a brazing material layer over opposite surfaces thereof, a first slant s...
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JP5086806B2 |
A method for producing a clad product including providing a welded assembly comprising a plate of a cladding material disposed on a plate of a substrate material, both the substrate material and the cladding material being individually s...
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JP5085743B2 |
Provided is a fabrication method of an out-of-plane gusset welded joint which is provided with a base plate, a gusset plate projecting from the surface of the base plate, and a fillet weld. In the fabrication method, an end of the gusset...
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JP5071451B2 |
A material for welding 5 having a region 11 in which welding such as laser welding or are welding is performed, the region including indentations 5a-1 which are produced by carrying out a first working step comprising embossing, V-bendin...
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JP5061836B2 |
A welding method for an impeller (10) having a plurality of blades (13), a disc (11) and an exterior body including a shroud (12) welded to the plurality of blades (13), comprising the steps of: a first step for forming a groove (14) hav...
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JPWO2010119925A1 |
A welded joint of an aluminum alloy member formed by joining one end of a wrought member (12) to one end of a cast member (11). The cast member has a slope (14) and an insertion portion (13) extending from the lower end of the slope (14)...
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JP2012202509A |
To provide a cylinder device capable of maintaining excellent joining conditions.The device has a tubular cylinder 101, an end member 102 to be press-fit into the end side of the cylinder 101, and a welded part 103 where the cylinder 101...
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JP5052242B2 |
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JP2012187630A |
To provide a bevel shape that prevents an arc, wire and beam from penetrating through or running around the rear side even when a route portion has a route gap, and attains high-quality and stable penetration welding.The bevel shape, hav...
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JP2012179631A |
To provide a method of welding copper plates securely by emitting a laser beam.Groove faces 6 where recessed grooves 4 each having a groove depth of ≤0.5 mm are formed at the pitches of 0.2-0.5 mm in the direction of 30-90° in an angl...
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JP5011341B2 |
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