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JP4691836B2 |
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JP2011088205A |
To manufacture a product coil by leveling and trimming cracked parts and defective shape parts in the edge parts of the sheet width, which are generated by multi-pass rolling of a magnesium alloy sheet.The apparatus includes: a first win...
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JP2011505256A |
The invention relates to a method of connecting of strips to an endless strip with a clamping arrangement (110, 120) with a clamping device (110-r, 120-r) on the inlet side and a clamping device (110-1, 120-1) on the outlet side, a cutti...
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JP4616254B2 |
The invention relates to a device for transversally cutting a rolled strip using shears, especially drum shears. According to the invention, a gap between the end of the roller table upstream of the shears and the beginning of the roller...
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JP4608762B2 |
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JP4605552B2 |
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JP4606622B2 |
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JP4601321B2 |
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JP4579984B2 |
The invention concerns a method for producing metal strip ( 1 ) in an installation ( 2 ), in which a metal strand, especially a thin slab, is brought to a desired temperature and/or is maintained at a desired temperature in a furnace ( 3...
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JP2010247292A |
To provide a warping suppression device capable of enhancing productivity of a metal plate and a manufacturing method for a metal plate capable of enhancing productivity.The warping suppression device 1 has a pressing part 1a for pressin...
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JP4560042B2 |
The invention proposes a new method for managing the entry of a new coil into a continuous strip treatment line, in particular for the passage of short coils. The overall time for the realization of the joining process for the new coil (...
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JP2010207824A |
To provide a method of surely manufacturing hot-rolled steel strips having width ( refer to the target width) in which edge seam marks are included in the part of surplus width in hot-rolling equipment on which a sizing press for perform...
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JP4546940B2 |
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JP4543980B2 |
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JP2010194601A |
To provide a method of rolling a hot-rolled steel strip by which surplus width is more reduced without performing the reconstruction of equipment of a sizing press and without confusing a hot rolling process in a hot rolling line on whic...
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JP4538914B2 |
A steel slab is rough-rolled into a sheet bar and butt-joined onto a preceding sheet bar and a widthwise end portion of the sheet bar is heated by means of an edge heater and then subjected to a continuous finish rolling through pair-cro...
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JP2010529907A |
A method of fabricating a steel strip (1) including a) providing a functional relationship in a machine controller (8) between a slab casting speed (v) or the mass flow as a product of casting speed and strip thickness or as a product of...
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JP2010179333A |
To provide a method of stably manufacturing a cold-rolled steel sheet with good quality by preventing a push-in flaw due to properties of an edge part of a product and trimming after cold rolling.A pair of upper and lower circular rotary...
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JP2010179316A |
To provide a method for stably manufacturing a cold-rolled steel sheet with good quality by preventing push-in flaw due to properties of specifically a product edge part and trimming after cold rolling, and also to provide an equipment u...
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JP2010179348A |
To provide a method of stably manufacturing a cold-rolled steel sheet with good quality by preventing a push-in flaw due to properties of an edge part of a product and trimming after cold rolling, and also to provide an apparatus of manu...
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JP2010172923A |
To provide a method of rolling a hot-rolled steel strip by which surplus width is further reduced in a hot rolling line, on which a sizing press is installed, without reconstructing equipment and without confusing a hot rolling process.A...
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JP4520956B2 |
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JP4513709B2 |
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JP4500884B2 |
A pair of upper and lower pressure rollers (3, 4) is disposed so that their axes (15, 16) are tilted in a horizontal plane in respective directions opposite to each other with respect to a straight line perpendicular to a welding line of...
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JP2010138492A |
To provide a hot-rolled steel sheet which is suitable for use in manufacturing a high-quality ultra-thin steel sheet having uniform material quality and sheet thickness in the sheet width direction regardless of its extreme ultra-thinnes...
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JP4481736B2 |
To provide a means and a device capable of connecting metal sheets with more sufficient connection strength without depending on the kinds thereof. The proximal end part 28 of a first metal sheet 20a discharged from a coil 22 and the ter...
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JP4457336B2 |
A modified cross-section wire material is formed into piston rings such as oil-control rings for use in an engine. An apparatus of the present invention for forming the modified cross-section wire material has a forming unit ( 15 ) compr...
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JP2010089111A |
To provide a method and equipment for stably manufacturing cold-rolled steel sheets excellent in quality by preventing defective properties in the edge parts of a product after cold rolling and surface flaws caused by trimming.In the met...
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JP2010089110A |
To provide a method of stably manufacturing cold-rolled steel sheets excellent in quality by preventing defective properties in the edge part of a product after cold rolling and the surface flaws caused by trimming.In the method of manuf...
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JP4452010B2 |
A thin steel strip is passed through a pinch roll stand comprising pinch rolls to a hot rolling mill comprising work rolls and backing rolls. In advance of rolling mill, the strip passes over support rolls. An anti-crimping guide roll lo...
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JP2010082775A |
To provide a burr-less trimming device capable of stably manufacturing a cold-rolled steel belt having less surface defect caused by trimming, a sufficient surface property, and a sufficient edge part property, and also to provide a faci...
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JP4449455B2 |
The present invention relates to a method for manufacturing a steel plate by the use of a steel plate manufacturing facility provided with at least one cooling device, at least one rectifying device, and at least one induction heating de...
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JP2010075977A |
To propose a method of forming a stainless steel slab in a sizing press by which the reduction of the amount of movement of a seam flaw in the tip and the tail end and the obtainment of a hot-rolled stainless steel strip the width of whi...
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JP4447922B2 |
Disclosed are a method and a corresponding continuous casting machine ( 1 ) for continuously rolling a metal bar, particularly a steel bar, which is produced at a casting speed and the cross section of which is configured as a thin slab....
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JP2010064117A |
To provide a method for manufacturing a hot-rolled steel sheet which can minimize a lowering in yield caused by cutting off a width end for the removal of seam flaws in a steel sheet.In the method for the hot-rolled steel sheet, the shap...
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JP4437709B2 |
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JP4421736B2 |
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JP4418188B2 |
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JP4407081B2 |
A steel slab is rough-rolled into a sheet bar and butt-joined onto a preceding sheet bar and a widthwise end portion of the sheet bar is heated by means of an edge heater and then subjected to a continuous finish rolling through pair-cro...
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JP4389136B2 |
A control unit of hydraulic pinch rolls 1 comprises: position detectors 10c, 10d that detect position of right and left cylinder pistons 6c; an arithmetical unit 13 that calculates a difference of output 16c, 16d from the position detect...
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JP4389869B2 |
When manufacturing a seamless pipe by carrying out elongation rolling and sizing on a mother tube for forming a seamless pipe, the occurrence of portions of thickness variation in the seamless pipe is suppressed by previously identifying...
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JP4374703B2 |
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JP4376664B2 |
To properly regulate the relation between the moving speed of a joining machine and the traveling speed of a metal bar. Hot rolling equipment has a joining machine, disposed in the upstream side of a finishing mill 4, for joining the rea...
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JP4370628B2 |
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JP4370495B2 |
The invention relates to an interconnection between two overlapping end sections of metallic strips (10, 20) in which a quick and economical interconnetion should be produced. To this end, the invention provides that several annular weld...
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JP4369850B2 |
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JP4372540B2 |
A bridle unit assigned to a rolling stand with several rolls arranged in adjustable positions below and above the strip flow, which can be moved by means of a drive from an initial position to the strip and from the strip back into the i...
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JP4366825B2 |
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JP4358968B2 |
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JP4352188B2 |
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