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JP2011064077 |
To provide gas turbine parts restricting crack of a PWHT, and to provide a method of repairing the same.The method of repairing a gas turbine part includes steps for: welding a gas turbine part including a Ni group superalloy including 5...
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JP2011062749 |
To provide a nickel-based superalloy having enhanced γ' reinforcing characteristic and ductility.A nickel-base composition contains, by weight, about 15 to about 20% Co, about 10 to about 19% Cr, about 2.5 to about 3.4% Al, less than ab...
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JP2011064197 |
To overcome a problem in testing a steel/nickel alloy fusion line.The method of joining turbine rotor components 10, 30 includes: (a) a step of providing a first rotor component 10 made of steel; (b) a step of providing a nickel alloy bu...
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JP2011056558 |
To provide a monitoring system which facilitates detecting tiny defects being several mm or smaller of an electrically-welded part in a line for manufacturing electrically-welded pipes, such as those caused by infrequent dust and spatter...
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JP2011060856 |
To provide a reflow device capable of removing an oxide film of a solder bump without using flux while effectively preventing occurrence of voids, and securely joining an electronic component.The reflow device 10 includes a reflow furnac...
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JP2011056557 |
To provide an apparatus for inspecting ultrasonic welding which more accurately predicts possible cracking and a method thereof.In an ultrasonic welding apparatus 100 for ultrasonic welding by pressing a vibrating horn 112 against a work...
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JP2011056571 |
To provide a welded structure having excellent fracture initiation preventive characteristic after arresting brittle crack which is capable of favorably preventing generation of fracture such as ductile fracture and brittle fracture afte...
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JP2011052686 |
To provide a method for accumulating a material in a turbine blade-shaped part (18) having a tip wall (34) extended by crossing a tip cap (36) and including first alloy having single crystal microtexture.This method comprises steps for d...
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JP2011051007 |
To provide an ultrasonic soldering device where ultrasonic vibration from a vibrator can be securely and efficiently conducted to a soldering iron part, further, the thermal conductivity of the soldering iron part is high, and, in the ca...
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JP2011045901 |
To provide a welding apparatus and a welding method, wherein welding is efficiently made possible and further a weld part is easily allowed to have desired mechanical characteristics.The welding apparatus 1 includes: a welding means 2 in...
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JP2011047738 |
To provide a chisel for welding inspection capable of determining the quality of a bonding state even on a joint between each high-strength steel plate.This chisel 1 for welding inspection includes a blade edge part to be knocked between...
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JP2011043469 |
To provide an axle shaft inspection method capable of accurately and easily determining incomplete penetration.In the inspection method for inspecting an axle shaft 1 provided with cylindrical members 2 and 3 butt-welded to each other, a...
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JP2011038976 |
To enable a state of operating an oxygen content meter to be maintained without applying any load to the oxygen content meter, even in the case that an atmospheric gas to be supplied to the oxygen content meter is disconnected when repro...
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JP2011036898 |
To make continuous tube making possible without the fracture of a welded joint even in a steel grade having high sensibility of weld crack, in the manufacturing process of the electric resistance welded steel pipe which is manufactured b...
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JP2011036911 |
To provide a welding crack testing method in laser welding where an I type beveling is used, a root gap can be narrowly set, further, the root gap can be controlled to high precision, and the proper evaluation of welding cracks in laser ...
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JP2011033627 |
To provide a method and system for detecting a defect in a weld to determine the type and seriousness of the detected defect.In the method for determining the type of a defect in a weld, the ultrasonic response signals gathered from a pl...
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JP2011035044 |
To provide a jet nozzle jetting molten solder to an internal side of the jet nozzle and performing spot soldering.The jet nozzle 2 includes a nozzle object 35 that is a total cylindrical shape which penetrates in a length direction and i...
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JP2011033628 |
To provide a method and system for detecting the defect in a weld.In this method for determining the presence of a defect in a weld by processing the ultrasonic response signals gathered from a plurality of the measuring places set along...
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JP2011025276 |
To provide a brazing method for brazing a sheet made of an aluminum alloy capable of obtaining the uniform and excellent brazing property by using an aluminum alloy-made brazing sheet without using any flux.In the brazing method for braz...
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JP2011020162 |
To provide a punching shear device used for forming a thermit welded joint in which the fatigue strength of a rail weld zone is improved compared with the conventional one, and to provide a method for forming a welded joint using the sam...
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JP2011017702 |
To provide a method and device for evaluating whether or not a welding portion has a wanted mechanical characteristic, which is utilized after a welding process, with the cost and/or complexities being reduced.A device 202 for analyzing ...
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JP2011011255 |
To provide a device for inspecting the inner face of a butted weld zone in a steel pipes which improves the discrimination accuracy of a defect opened in the surface on the inner face side of the steel pipes in the butted weld zone in th...
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JP2011011260 |
To provide a flange for assembling a tower.The flange includes a weld neck which is at least partially formed on a heated ring-shaped metal billet (306). The weld neck is formed by removing at least a part of the heated ring-shaped metal...
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JP2011005550 |
To provide a system for controlling welding parameters on the basis of three-dimensional bead visualization.In one embodiment, the system (200) includes a welding controller (118) configured so as to receive images from a plurality of ob...
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JP2011005511 |
To reduce the volume of a recess for removing defects as small as possible and make the shape of the recess cylindrical, to improve machinability in forming the recess and reduce the welding volume, heat input during welding, and thermal...
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JP2011005548 |
To perform automatic fusion cutting/chamfering of grooves by continuously setting direction of a cutting nozzle orthogonally to a cutting part in fusion cutting of grooves of a workpiece having a complicated shape in which right angles, ...
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JP2011000614 |
To minimize fall of flux while performing excellent brazing by imparting the flux in a refrigerant chamber when brazing a semi-sealing type heat exchanger.In a brazing method of a heat exchanger, one member 20 has a swollen part 23, and ...
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JP2011000642 |
To provide a system and a method for monitoring a welded state for enabling a molten state, a butting state, or other state of an electric-resistance-welded pipe on-line more accurately than in the past.Brightness information or temperat...
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JP2011000594 |
To provide an aluminum alloy brazing sheet for vacuum brazing, which has an improved corrosion resistance of a joint at a fluid path side.In the brazing sheet, a core material contains, in mass%, 0.5-1.8% of Mn, 0.05-0.6% of Si, 0.05-0.8...
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JP2010287635 |
To perform reflow on a thin heating object in a reduced pressure atmosphere with a simple configuration.A wafer W supported by a carrier tool (a slightly adhesive film 21, an inner peripheral ring 22 and an outer peripheral ring 23) is c...
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JP2010279963 |
To provide a quality management method for accurately arresting the propagation of a brittle crack that propagates along a T-joint weld zone.The method includes: a first stage where, based on an analytic model having a ductility crack re...
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JP2010276491 |
To provide a preventive maintenance technique which has excellent reliability after construction by inspecting a weld of a bottom mounted instrumentation nozzle in a reactor pressure vessel in advance to change a condition of build-up we...
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JP2010270387 |
To provide an aluminum alloy fin material which has satisfactory brazing property, also has excellent strength, thermal conductivity and corrosion resistance after brazing, and is particularly suitably used as a fin for a heat exchanger ...
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JP2010269330 |
To provide a technique by which occurrence of strain in the wall part made of steel is easily suppressed when performing build-up welding by taking the wall part made of steel a part of which is composed of piping where a cooling medium ...
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JP2010267785 |
To prevent oxidation of solder jetted from a nozzle.A cover body 40 has an opening portion 43 for inserting a nozzle portion 3 and a side wall 42 positioned outside from the opening portion 43, and covers a part of a solder housing porti...
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JP2010253553 |
To appropriately monitor a welding arc, a molten pool or the like by a welding robot during a welding operation.The welding operation monitoring system 1 comprises: a vertical 6-axis multi-joint robot manipulator 2 whose tip is fitted wi...
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JP2010256326 |
To accurately specify a welding bead region in inspecting a welding bead.A device for inspecting the welding bead includes a structure where a first plate material having a curved surface shape is welded to a second plate material having...
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JP2010258000 |
To achieve through-hole soldering of sufficient quality even if heat capacity of a metal pin is large and sufficient preheating cannot be performed in through-hole soldering of the metal pin installed in a multilayer substrate and a thro...
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JP2010253538 |
To specify an occurrence and a type of welding failure properly and to perform corrective welding properly according to the type.The welding equipment performs the steps of: welding automatically a work W by moving a welding torch 4 with...
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JP2010247209 |
To enable fluxless brazing under atmospheric pressure without necessity of flux and vacuum equipment.An aluminum cladding material includes Al-Si-based brazing material containing 0.1-5.0 mass% Mg and 3-13 mass% Si on the top surface the...
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JP2010247213 |
To enable simple, safe and sure laser peening work even when mechanical components or steel structures under or after construction are worked on the site, since no preparation is needed such as immersing a workpiece in water or coating i...
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JP2010247200 |
To provide a joining method for metal members capable of increasing the joining strength of a Fe-based metal member with an Al-based metal member.The Fe-based metal member 1 and the Al-based metal member are joined with each other via a ...
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JP2010247765 |
To separate tube ends welded on ends of axle cases of an axle housing in favorable working efficiency.In the axle housing H which includes tubular axle cases H21, H22 extending to right and left from a body H1 accommodating a differentia...
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JP2010240672 |
To provide a method for welding a thin plate by which, when a welding line includes an intersection or a corner for changing welding directions in the middle of the welding line, stress concentration caused by heat shrinkage by welding i...
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JP2010240734 |
To provide a method for stably manufacturing a laser-welded steel pipe in a high yield by determining a laser welding situation highly precisely and by changing a welding condition on the basis of the determination result in manufacturin...
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JP2010240690 |
To efficiently suppress the occurrence of stress corrosion cracking by imparting stirring force to a predetermined aiming position range at the predetermined frequency to form micro solidified structure in which the solidifying direction...
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JP2010240696 |
To provide a joining method by which penetration leakage is not caused in an early stage by preventing the preferred corrosion of a torch brazed part.In the joining method by which two tube materials each formed by providing a clad layer...
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JP2010242610 |
To simply repair a gas turbine component made from Ni-based superalloy in a short time.A repaired part of the gas turbine component is irradiated with a high energy beam, and a γ' phase in the gas turbine component is solid-dissolved in...
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JP2010240671 |
To provide a method of manufacturing a heat transfer plate which improves watertightness and airtightness of the heat transfer plate and has high flatness.The method of manufacturing the heat transfer plate is used for forming the heat t...
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JP2010234432 |
To provide a method for manufacturing a flat metal plate capable of manufacturing a wide flat metal plate having the high flatness by butting and welding an end face of one flat metal plate to an end face of the other flat metal plate.A ...
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