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JP2017164769A |
To provide a pressure roll capable of preventing the slip of the ring on the outer peripheral side where a rolling part is formed and that of the ring on the inner peripheral side even when an excessive rolling load is applied, and perfo...
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JP6199073B2 |
To provide a method for producing a magnesium alloy having excellent strength and ductility even if being added with Ca.One embodiment of this invention is a method for producing a magnesium alloy having a process of rolling a magnesium ...
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JP6194874B2 |
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JP6191913B2 |
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JP6184128B2 |
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JP2017131964A |
To provide a new lubrication system that enables lubricative performance to be enhanced in order to achieve high rolling speed expected in tandem emulsion rolling for a stainless steel plate.In cold rolling and a control system for the s...
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JP6157608B2 |
The device e.g. lower spray device (11), has elongated shaped fixed spray tables (11A, 11A, 12A, 12A) configured to be rigidly connected to a set of mounting plates (7) in a row of bearing rolls (6, 6) of a roll stand. The table includes...
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JP6158463B1 |
Quality of a ring rolling object which controls efficiently temperature distribution of a ring material in ring rolling in the suitable temperature range, and is produced as a result using this ring rolling is raised efficiently. The pre...
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JP2017517399A |
The composite roll (20) is a sintered inner core (22) made of a first cemented carbide and at least one sintered outer sleeve (24) made of a second cemented carbide arranged around the inner core. And include. Each of the outer sleeve an...
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JP2017517401A |
An apparatus and method for rolling a sheet having a reduced yield strength at a high temperature using a texture roll. Texture rolling is used to repair defects at various stages of rolling, facilitating subsequent rolling stages. [Sele...
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JP6154945B1 |
[Subject] A method that a rolled bar affair (especially taper shape of a middle roll) in which good rolling shape is acquired about two or more kinds of rolling material used as a candidate for rolling can be determined is provided. [Mea...
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JP6151936B2 |
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JP2017100146A |
To provide a cooling liquid dropping arrester which can prevent dropping of a cooling liquid onto a steel plate in a cold rolling mill.A cooling liquid dropping arrester in which a seal plate is so provided as to face a work roll surface...
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JP2017100149A |
To provide a hard metal work roll which has an effect of a high Young's modulus as a good point of a hard metal without remarkably deteriorating a roll raw unit, and a method for utilization thereof.A hard metal work roll of which an out...
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JP6135390B2 |
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JP6119731B2 |
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JP2017074607A |
To provide a ring rolling apparatus which prevents quality from being decreased by a decrease in temperature during ring rolling without providing another heater.In a ring rolling apparatus, comprising a radial rolling part that radially...
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JP6114682B2 |
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JP2017064764A |
To provide an Fe-Ni-based alloy thin sheet having a thickness of 0.25 mm or less and capable of imparting superior handling ability even when being widened and to provide a production method of the same.In a production method of an Fe-Ni...
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JP6111372B1 |
[Subject] A rolling roller keep a slip from producing between a shaft, a ring part which fits in, and a shaft is provided. [Means for Solution] A shaft which the present invention equipped with a ring applied part and a bearing part atta...
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JP6102830B2 |
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JP6093324B2 |
This invention relates to thermally spray coated work rolls for use in metal or metal alloy, e.g., aluminum alloy, sheet manufacture comprising a cylindrical-like structure having an outer peripheral surface and a thermally sprayed coati...
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JP6090105B2 |
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JP2017039164A |
To provide a roller cutting method which enables the formation of a caliber capable of suppressing an angularity of the inner face of a metal pipe with a disc-like cutter.A roller cutting method comprises a step of preparing a stand (1) ...
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JP2017039161A |
To provide a new calculation system which takes a heat effect into consideration in a calculation of inlet oil film thickness when determining the inlet oil film thickness on cold emulsion rolling of high tensile strength steel or the li...
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JP6085391B2 |
This application discloses methods of preparing a work roll for applying a dulled gloss finish on a metal substrate surface. The resulting finish has a fairly uniform glossiness with a slightly matted appearance and with minimal directio...
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JP6078386B2 |
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JP6068688B2 |
The present invention relates to a process and to an apparatus for producing a magnesium sheet from a magnesium strip in a rolling device, said process having lower material heat losses compared to known processes and requiring a lower e...
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JP6065087B2 |
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JP6061775B2 |
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JP2017006960A |
To provide a cold rolling apparatus and a manufacturing method of a steel plate, which do not need addition of a rolling stand, but can restrain mottling without impairing lubricity of rolling oil.A cold rolling apparatus according to an...
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JP2017001082A |
To provide a manufacturing apparatus and a manufacturing apparatus for an anomaly irregularly-shaped filament material which can suppress variations in rolling load more than conventional ones.A manufacturing apparatus 1 for an anomaly i...
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JP6051944B2 |
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JP6052196B2 |
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JP6044558B2 |
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JP6040953B2 |
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JP6036698B2 |
A centrifugally cast composite roll for hot rolling comprising an outer layer having a composition comprising by mass 0.8-3.5% of C, 0.1-2.5% of Si, 0.1-2.5% of Mn, 1.2-15% of Cr, 1-5% of Ni, and 1-10% of Mo + 0.5 x W, the balance being ...
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JP6028282B2 |
The present invention provides an outer layer material for a composite roll for rolling, in which the strength of secondary eutectic carbides can be increased by reducing a B amount in the secondary eutectic carbides and surface rougheni...
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JP6026014B2 |
The present invention provides a shape-correcting and rolling method for high-strength steel, whereby it is possible to effectively achieve shape correction of high-strength steel, and provides a shape-correcting and rolling method for h...
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JP6015919B2 |
To provide a method for manufacturing an oriented electromagnetic steel plate, capable of stably enjoying an iron loss reduction effect.An oriented electromagnetic steel plate manufacturing method is characterized by performing hot rolli...
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JP6016927B2 |
The present invention relates to a roll (101) for hot-rolling comprising a body, characterized in that at least a part of an envelope surface (104) of said body is made of a high speed steel that with reference to its chemical compositio...
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JP6010554B2 |
[Problem] To provide an amorphous alloy sheet and an amorphous alloy film-coated sheet having greater thicknesses and widths compared to conventional manufacturing dimensions. [Solution] An amorphous alloy film is formed by performing sp...
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JP2016531754A |
The present invention relates to a method for cold rolling a rolled material and a roll stand (100). The roll stand (100) has at least upper and lower backup rolls (110-1, 110-2) and upper and lower work rolls (120-1, 120-2) forming a ro...
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JP6007352B2 |
A rolling mill apparatus and methods of hot rolling with targeted cooling. In one aspect, a mill having multiple roller stacks includes a cooling system that directs the bulk coolant flow to a heat exchanger having first and second heat ...
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JP6003512B2 |
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JP5996653B2 |
The surface sides (4'a,4'b) of aluminum foil (1,4') is arranged extending in rolling direction (5'a). A loose composite is formed in aluminum foil, and is supplied to work rolls. The supplied foil is fed to rolling surface and its averag...
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JP5993780B2 |
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JP5992353B2 |
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JP5978752B2 |
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JP5976535B2 |
A roll suitable for use in hot-rolling apparatuses is provided at low cost, the roll comprising a roll base which has a high hardness and is less apt to suffer deformation damages such as dents and a coating film formed on the surface of...
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