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WO/1982/003932A1 |
Detection system for determining the lateral weave or sinusoidal variation in the edges of a continuous strip of sheet metals (S) during an uncoiling and coiling operation. The detection of the weave permits prompt corrective action to b...
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WO/1982/001834A1 |
In a metal strip rolling mill (10) having a strip shape measuring means (24) connected to said rolling mill (10) to adjust the mill to control the strip shape, improved strip shape control and performance is achieved by mounting a hold-d...
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WO/1981/001671A1 |
A method of making a microwire characterized in that a wire blank (1) for the microwire (2) in the course of its drawing is alternatively rolled over in relation to the drawing axis (B-B) by at least half lengths of the circumference of ...
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JP2024039009A |
A method and apparatus for welding together steel billets having down-cut ends that are deformed by a cutting operation. In order to form an endless bar for continuous rolling to obtain a rolled product, the step of orienting the down-cu...
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JP7447877B2 |
To provide a detection device and a detection method in which shearing abnormality and trim chip progress failures in a trimming process of a metal strip are detected accurately at an early stage.Provided is a device for detecting a trim...
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JP7440576B2 |
To provide a method for manufacturing a metal band material that rolls a band material from a slab 3 using a plurality of rolling stands in a rolling line, and connects individual partial slabs to be rolled from the individual partial sl...
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JP2024009442A |
The present invention provides a technique for suppressing width reduction work in a state where the number of screws supporting a press tool is reduced. [Solution] The present invention includes a press tool that is arranged to face eac...
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JP7410230B2 |
To provide a method for manufacturing a metal band material that rolls a band material from a slab 3 using a plurality of rolling stands 2 in a rolling line 1, and connects individual partial slabs to be rolled from the individual partia...
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JP7408242B2 |
To provide a slab cutting device having a constitution capable of suppressing the generation the bending of a slab and surface flaws without tilting a rear face roller table.A slab cutting device 100 comprises: a slab cutting machine 1 c...
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JP2023554029A |
Trimming device (7) for metal sheets, comprising - an upper knife (8) with a central circular surface (9) having a diameter D1 and a thickness T1, mounted on an upper shaft (10); a lower knife (11) with a central circular surface (12) ha...
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JP7397193B2 |
A method for operating a system of the iron and steel industry for producing a metal product with participation of a severing or forming device. The actual value of an indicator be calculated over a length section of the metal product fo...
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JP2023172899A |
To provide a slab width rolling method capable of keeping a slab currently rolled in width on a path line, a steel plate manufacturing method using the same, and a slab width rolling device.The slab width rolling method for rolling a sla...
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JP7388414B2 |
To achieve further improvement of the frequency of blade chipping to improve the yield of manufacturing of steel plates.A lubrication oil is directly applied to a steel plate 1 before trimming to solve oil supply shortage and reduce fric...
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JP2023165551A |
To improve an alloy steel for build-up welding on the press face against a hot slab in a tool for hot-width compression pressing, enhance its wear resistance, heat crack resistance and high-temperature oxidation resistance, and further e...
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JP2023158774A |
To provide a width press device and a slab width press method.A width press device according to the present invention comprises a thermometer, a width press machine, and a width press control unit. The width press control unit comprises:...
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JP7363832B2 |
A laser cutting method for a steel strip according to the present invention includes cutting a vicinity of a joint obtained by joining a rear end of a preceding steel strip and a front end of a following steel strip by using a pulse-type...
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JP7355277B1 |
The meandering control method for a steel plate according to the present invention includes a measuring step of measuring the amount of out-of-plane deformation of the steel plate on the upstream side of a steering device that changes th...
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JP2023132134A |
To improve the yield of manufacturing a steel plate by further improving the edge cutting chip frequency and suppressing degradation of surface of the steel plate caused by coated oil.A manufacturing method of a steel plate with cutting ...
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JP7347722B1 |
Provided is a friction stir welding method for electromagnetic steel strips, which can suppress the occurrence of breakage of a coil joint on a production line due to deterioration of mechanical properties or shape of the coil joint whil...
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JP7347723B1 |
Provided is a friction stir welding method for electromagnetic steel strips, which can suppress the occurrence of breakage of a coil joint on a production line due to deterioration of mechanical properties or shape of the coil joint whil...
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JP2023127690A |
To provide a welding method of a metal strip and a welding apparatus in which tempering of a weld zone after mash seam weld of the metal strip is surely performed to decrease hardness difference between a base material part and the weld ...
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JP7343819B2 |
A facility cost and a remodeling cost can be reduced, and further, a steel sheet pile product with high dimensional accuracy is produced by suppressing occurrence of warpage of a material to be rolled during bending. There is provided a ...
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JP7340677B1 |
[Problem] Even in the case of products whose properties are not uniform over the entire length (tip, middle, and rear end), by applying uniform deformation from the side, it is possible to produce threaded reinforcing bars that are free ...
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JP7327675B2 |
A data collection device according to one aspect of the present invention comprises: a first data acquisition unit that acquires rolling performance data at each of a plurality of different positions in a rolling direction of a material ...
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JP2023113155A |
To provide a method for manufacturing a hat-shaped steel sheet pile which suppresses deformation of a crop part and can suppress defective biting while suppressing occurrence of flange waves.A method for manufacturing a hat-shaped steel ...
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JP2023534914A |
A metal joiner system includes a power supply and a metal joiner. The metal joiner includes a cleaning header, a cutting header, a joint header, and a joint finisher, each of which is communicatively coupled to a power source. The cuttin...
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JP2023108212A |
To propose a steel strip joining method which prevents a weld zone from breaking in the middle of plate passing, and shortens processing time as much as possible.Temperature of a weld zone is measured after welding a rear end of a preced...
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JP2023532596A |
The metal strip (1) processing facility comprises a welding machine, a strip storage located downstream of the welding machine, and a processing device located downstream of the strip storage. Using a welding machine, the metal strip (1)...
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JP7308358B2 |
An efficient straight through medium-heavy plate production line of double rack and double shearing line and a production method are provided. The medium-heavy plate production line comprises: a main rolling line, at least two parallel s...
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JP7294233B2 |
To highly accurately estimate a width reduction load in a width reduction press device in a hot rolling line.A width reduction load estimation method for use in a width reduction press device, in a hot rolling line including a heating fu...
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JP2023076277A |
To provide a steel strip continuous treatment facility, a steel strip continuous treating method, a steel strip, and a steel strip manufacturing method, capable of improving the production efficiency of a steel strip.A steel strip contin...
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JP7284612B2 |
To provide a metal rolled sheet suitable for cutting out a metal product excellent in balance between resistance to rupture caused by an oil pit and durability to bending.The metal rolled sheet in a rectangular shape has a side extending...
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JP7277753B2 |
To provide a new and improved device for removing steel plate surface flaw introducible without involving a change in an existing line, and capable of highly accurately removing steel plate surface flaw.A device 100 for removing steel pl...
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JP7277747B2 |
To provide a method for producing a cold rolled steel sheet in which edge cracking occurrence is efficiently restrained, and to provide a pressing device for restraining the edge cracking occurrence on the steel sheet.A production method...
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JP7266752B2 |
A dual pre-stacking system of steel plates for a single cutting line and a stacking method therefor. The dual pre-stacking system comprises: a cooling bed inspection stand, a crop shear with a cut-to-length function, a bilateral shear, 1...
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JP2023059823A |
To provide a method and an apparatus for edging a hot slab which can suppress occurrences of buckling and conveyance failure of a hot slab even when a trouble incapable of being operationally predicted occurs.A method for edging a hot sl...
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JP2023046575A |
To provide a width reduction control device and a method therefor which prevent a press load in the vertical direction due to slab torsion from a stationary part to a tail end part of a slab from becoming a state of an excessive load exc...
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JP7245366B2 |
A method for fixing a strip end segment of a metal strip wound into a coil to a strip winding of the coil arranged adjacent to the strip end segment. In order to enable the production of metal strip with improved quality, the strip end s...
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JP7224534B2 |
The present invention relates to an intermediate blank connection system for hot-rolled strip headless rolling and a connection method, and belongs to the technical field of intermediate blank connection for strip steel headless rolling....
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JP2023018813A |
To provide a determination method of a hot slab width reduction which can determine whether it becomes a width reduction defective slab by torsion before performing width reduction.A torsion determination method of a hot slab width reduc...
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JP2023016724A |
To provide a method for manufacturing a metal band material that rolls a band material from a slab 3 using a plurality of rolling stands 2 in a rolling line, and connects individual partial slabs to be rolled from the individual partial ...
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JP2023016723A |
To provide a method for manufacturing a coil 1 of a metal band material that rolls a band material from a slab using a plurality of rolling stands in a rolling line, and then winding the coil 1 by a coiler, which can provide a coil of a ...
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JP7188362B2 |
To provide a pinch roll device, a sizing press device and a method for conveying steel material each of which enables both an upper pinch roll and a lower pinch roll to surely convey steel material by surely avoiding a situation in which...
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JP7126076B2 |
A cold-rolled steel strip manufacturing facility 1 includes a joining device 12 that joins the trailing end of a preceding steel strip and the leading end of the following steel strip to form a joined steel strip S, a looper 13 that stor...
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JP2022124213A |
To provide a laser cutting method for a steel strip and laser cutting equipment for a steel strip, enabling suppression of fracture of a steel strip at a weld zone even when fragile material or high-alloy material is cut using laser ligh...
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JP7111898B2 |
The invention relates to a method for welding two hot metal products together, preferably for subsequent quasi-continuous hot rolling. According to the method, the metal products to be welded together are first cropped at the end faces t...
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JP7106991B2 |
To provide a roll capable of suppressing positional deviation of the material to be treated from an overlay part.The roll(1) comprises lateral faces(12,13) and an outer peripheral surface(11) connected to the lateral faces(12,13). The ou...
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JP7095071B2 |
A process for the endless or batch production of strips and plates of hot-rolled steel, with thickness from 0,6 mm to 50 mm, comprises the continuous casting (1) with liquid core reduction of a thin slab (S) having a minimum thickness of...
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JP2022081819A |
To provide a method for automatically measuring crop length capable of automating measurement of crop length.A method for automatically measuring crop length according to an embodiment includes the steps of: generating time-series operat...
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JP7059996B2 |
To provide a method for forming a hole for detecting a position of a metal strip, capable of detecting the position of the metal strip in a transport direction while suppressing breakage of the metal strip during transportation.The metho...
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