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JP5845223B2 |
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JP5846072B2 |
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JP5834749B2 |
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JP5836160B2 |
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JP5835904B2 |
Embodiments of the invention relate generally to welding methods and, more particularly, to methods for welding in a horizontal position and a joint structure suitable for such methods. In one embodiment, the invention provides a method ...
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JP2015223612A |
To provide a welding structure for a nozzle stub, which can stop or delay the progress of a creep crack appearing in a stress concentration zone of a welded part.In an area of a heat-affected zone 5 formed in a boundary part between a he...
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JP5829425B2 |
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JP2015193029A |
To provide a welding groove, a welding structure and an inspection method therefor, in which a penetration defect caused by insufficient weld bead depth and a projection defect of penetration bead in the inner surface due to excess weld ...
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JP2015174147A |
To minimize the stress in an area of a DMW when a pipe connection is subjected to high temperatures.A process includes axially aligning a first pipe section 12 and a second pipe section 14 that are to be connected, making an at least par...
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JP5780660B2 |
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JP5772977B2 |
The present invention provides a submerged arc welding method capable of an attempt to enhance toughness of a welded zone with low heat input and an attempt to decrease a weld reinforcement height by suppressing excessive melting of a wi...
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JP5751797B2 |
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JP5726549B2 |
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JP5730139B2 |
To provide a butt welding method of a steel member which can eliminate post weld heat treatment by making a welding part into a joint of excellent quality, even in a welded structure in which the post weld heat treatment is impossible du...
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JP2015093313A |
To provide a butt weld joining method for aluminum extruded shapes which enables a reduction in plate thickness and a depression in a joint after being ground to be reduced.The aluminum extruded shapes to be weld-joined are a first shape...
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JP5692413B2 |
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JP5694564B2 |
A pressure vessel comprising a pressure chamber (5) arranged for accommodating a pressure medium, comprising at least one cylinder segment (2) arranged for longitudinal connection to form a cylinder body (1), whereby a joint (7) arranged...
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JP5687577B2 |
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JP5674355B2 |
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JP5665626B2 |
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JP5658709B2 |
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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JP5660209B2 |
A joint structure by welding includes a butted part between facing surfaces of a first member and a second member and two-stepped clearances adjacent to the butted part, and a weld bead that is melted from a joint of the butted part whic...
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JP5646646B2 |
A welding arrangement and a welding process for forming a weld seam between two edge portions, wherein the edge portions form a Y joint having a root portion and a bevel portion, said root portion being welded by a hybrid laser electric ...
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JP2014534079A |
The superalloy components (40, 50) have recesses (44) formed in one component (40) and corresponding protrusions (52) formed in the other component (50) along the contact surface. It is joined by fitting. The components are compressed al...
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JP5637380B2 |
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JP2014226700A |
To provide a welding joint excellent in the appearance finish with sure and sufficiently high joining strength, in a lap welding object material, by using a non-consumable electrode type TIG welding method of not using a filler material....
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JP5619023B2 |
Provided are butt welds and methods of making such butt welds using a combination of fusion root welding and friction stir welding to yield welds with decreased propensity for dropout during friction stir welding without the need for a b...
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JP5614054B2 |
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JP5601003B2 |
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JP5602458B2 |
The method for connecting two rotation symmetrical metal parts (1, 2) by a tungsten inert gas welding process, comprises positioning both metal parts to be connected by a centering offset in such a way that a narrow gap (4) forms between...
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JP5595114B2 |
Provided is a method of manufacturing a superconducting accelerator cavity with which a support structure at the time of welding can be simplified and an inner surface of a product formed thereof can also be made smooth. In a method of m...
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JP2014155949A |
To provide a welded steel pipe for a line pipe with excellent low-temperature toughness, which is molded in a tubular shape in any one of UOE, JCO, bend roll and spiral steps, and a method of manufacturing the same.When a butt part of a ...
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JP5579680B2 |
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JP5553739B2 |
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JP5526567B2 |
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JP5522802B2 |
Provided are dissimilar metal welds including a buttering portion (22) with a small variation in strength distribution in a plate thickness direction, and its manufacturing method. Dissimilar metal welds are formed by welding two parent ...
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JP5519494B2 |
The invention relates to a method for connecting thick-walled metal workpieces by welding. In order to create the weld joint, the cross-sections are provided with a maximum of three weld regions according to wall thickness, the welding b...
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JP5520063B2 |
Provided is a fluid machine which can be produced to have an increased weld strength and an increased reliability, at a reduced production cost. A first and a second shells (78, 80), each having a rim and a sealing portion constituting p...
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JP5509910B2 |
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JP5498461B2 |
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JP5496152B2 |
A hybrid welding method of laser welding and arc welding for a T-joint in which a rib as one member to be welded abuts orthogonally onto a surface of a flange as other member to be welded includes forming a groove portion on a lateral su...
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JP5487079B2 |
The method involves applying a coating (4) on a hollow profile (2), and pressing the hollow profile on a component (3). The hollow profile and the component are thermally joined. The thermal joint is produced by a positive and material c...
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JP5481268B2 |
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JP5472244B2 |
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JP5466632B2 |
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JP5466297B2 |
The purpose of this double sided welding method is to improve product precision. When welding from both sides of a joining part where a first member and a second member, which are the objects being joined, face each other is performed by...
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JP2014508043A |
The present invention relates to dispersion strengthened platinum-base alloys (1,2), and more particularly to a method for welding of these alloys (1,2) and is based on the object of providing an improved process for connecting oxide- di...
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JP5448712B2 |
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JP5444029B2 |
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JP5438163B2 |
Disclosed herein is a strip joining apparatus for pipe mill equipment. The strip joining apparatus cuts a trailing end of a preceding steel strip and a leading end of a following steel strip, and puts the cut surfaces of the two steel st...
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