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WO/2019/045068A1 |
A composite roll for rolling, which is obtained by welding and integrating an outer layer and an inner layer with each other, and which is configured such that: the outer layer is composed of an Fe-based alloy that contains, on a mass ba...
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WO/2019/033530A1 |
A reusable roller, comprising a roller body (1), a roller sleeve (2), a locking disc (3), and keys (4), wherein the roller sleeve (2) is sleeved on the roller body (1), and edges of two ends of a roller base (11) of the roller body (1) a...
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WO/2019/033528A1 |
A replaceable roller, comprising a roller body (1), a roller sleeve (2), a locking ring (3), and keys (4); the roller sleeve (2) is sleeved on the roller body (1); first key slots (12) are formed at edges of two ends of a roller base (11...
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WO/2019/033529A1 |
An adjustable roller, comprising a roller body (1), a roller sleeve (2), a locking disc (3), keys (4), and an adjusting screw (5), wherein the roller sleeve is sleeved on the roller body, and edges of two ends of a roller base (11) of th...
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WO/2019/013262A1 |
This method for manufacturing a steel H-beam comprises a rough rolling step, an intermediate rolling step, and a finishing rolling step. A rolling machine that performs the rough rolling step is provided with a plurality of grooves that ...
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WO/2018/236609A1 |
This invention relates to a thin and texturized film that can be applied onto a non-smooth surface to improve hardness, corrosion resistance and wear resistance properties of the surface while maintaining the underlying profile of the no...
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WO/2018/186258A1 |
In this method for cooling a main roll, sufficient strength is ensured for a shaft body of the main roll and a peripheral portion thereof, maintenance of the main roll is facilitated, and the shaft body of the main roll and the periphera...
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WO/2018/171623A1 |
An extrusion roller device and rolling mill equipment, the extrusion roller device comprising: a moving extrusion roller (20) and a rotating shaft (10), the rotating shaft comprising an eccentric shaft segment (11), and the moving extrus...
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WO/2018/147370A1 |
A compound roll for rolling which has a structure obtained by integrally welding an outer layer comprising a centrifugally cast Fe-based alloy, an intermediate layer, and an inner layer comprising ductile cast iron, wherein: the outer la...
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WO/2018/147367A1 |
A compound roll for rolling which: has a welded and integrated outer layer and inner layer; is configured in a manner such that the outer layer thereof comprises an Fe-based alloy containing, by mass, 1-3% C, 0.3-3% Si, 0.1-3% Mn, 0.1-5%...
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WO/2018/124101A1 |
The present invention provides a composite roll for rolling which comprises an outer layer that exhibits superior resistance to wear, surface roughening, cracking, and accidents as a result of suppressing segregation of MC-type carbide a...
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WO/2018/110995A1 |
An embodiment of the present invention provides a rolling roll which reduces the occurrence of galling by imparting regular fine concave and convex parts to a surface of a plated steel sheet, and a plated steel sheet produced by the roll...
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WO/2018/110944A1 |
The surface treatment device according to an embodiment of the present invention may comprise: a nozzle device which sprays a fluid on the surface of a target object so that bubbles are generated by cavitation; and a controller which, on...
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WO/2018/110972A1 |
The present invention relates to a hot-dip galvanized steel sheet used for an automobile exterior panel and so forth and, more specifically, to a method for producing a hot-dip galvanized steel sheet having excellent press formability an...
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WO/2018/095928A1 |
The invention relates to a steel material which has a minimized density, a good wear resistance and thus a high service life with maximized resistance to extreme changes in temperature and an also optimized corrosion resistance. The clai...
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WO/2018/095655A1 |
The invention relates to a method for grinding the contour of the body (110) of a roll (100), in particular a roll having a roll contour having a steep curve course in a roll stand for rolling metal strip, having the following steps: spe...
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WO/2018/095610A1 |
The invention relates to a steel material which offers an optimized combination of properties for producing components, which are exposed to high mechanical, corrosive, thermal and abrasive loads when in use. The claimed powder metallurg...
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WO/2018/073086A1 |
The invention relates to a cooling device (7) for cooling a roll (5) of a roll stand (1). The cooling device (7) comprises a chilled beam (13) for receiving and discharging a coolant. The chilled beam (13) has multiple full jet nozzles (...
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WO/2018/073116A2 |
The invention relates to a method for producing a steel strip used for producing painted parts. According to the invention the steel strip is hot rolled in a hot rolling mill and cold rolled in a cold rolling mill, and the last stand or ...
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WO/2018/073115A1 |
The invention relates to a steel strip, sheet or blank used for painted parts, wherein the steel strip, sheet or blank is optionally metallic coated. According to the invention, the steel has grains with an essentially equi-axed median g...
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WO/2018/065617A1 |
The invention relates to a roll ring arrangement having a roll ring (1) and a roll shaft (2) on which the roll ring (1) is arranged fixed in rotation and which has a thread region (11) that is located axially next to the roll ring (1) wh...
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WO/2018/047444A1 |
The purpose of the present invention is to provide a roll outer layer material for hot rolling and a composite roll for hot rolling, whereby wear resistance is ensured, pit-shaped flaws on the roll surface are reduced, and excellent surf...
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WO/2018/046295A1 |
The invention relates to a device (1) for applying a liquid medium (W) to a roll (2), in particular to a work roll of a roll stand, and/or to a rolled material, a slab or a roughed strip (3) and/or for removing the liquid medium (W), whe...
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WO/2018/043534A1 |
Provided are a roll outer layer material and a composite roll for rolling that have remarkably improved abrasion resistance. A roll outer layer material that has a W-Co-based alloy composition: that is a graded composition in which W con...
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WO/2018/039719A1 |
A screen basket for centrifuges having a wedge wire with a broad end and an opposite narrow end. The wedge wire narrows in width from the broad end to the narrow end and the wedge wire increases in depth from the broad end to the narrow ...
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WO/2018/042929A1 |
Provided are a roll outer layer material and a composite roll for rolling that have remarkably improved abrasion resistance. A roll outer layer material that has a W-Co-based alloy composition: that is a graded composition in which W con...
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WO/2018/034061A1 |
In the present invention, during cold rolling of a steel sheet by a tandem rolling mill according to a system in which rolling oil is circulated and supplied, the rolling oil is supplied to the tandem rolling mill so that the numerical v...
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WO/2018/033305A1 |
The invention relates to a stripping device (7) for a roll stand (1). The stripping device (7) comprises a stripper carrier (15) and a stripper (17) arranged on the stripper carrier (15). The stripper (17) comprises a main body (19) prod...
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WO/2018/025848A1 |
A cemented carbide which contains 55-90 parts by mass of WC particles and 10-45 parts by mass of a binder phase that is mainly composed of Fe, and wherein the binder phase has a composition that contains 2.5-10% by mass of Ni, 0.2-1.2% b...
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WO/2018/016532A1 |
This method for determining a taper shape of an intermediate roll (10) in a six-stage rolling mill (1) equipped with an intermediate roll shift mechanism (2) comprises: an input step for inputting conditions, other than those for the tap...
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WO/2018/012939A1 |
The present invention relates to a rolling facility and a rolling method of a stainless steel plate. The rolling facility according to the present invention comprises: a plurality of rolling roll sets which are composed of at least a pai...
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WO/2017/215595A1 |
Mill rolls capable of rolling long kilometres used for ESP production line and a method for rolling long kilometres using the mill rolls. The mill rolls comprise rolls (3, 4), a bearing box (2) and a roll shifting hydraulic cylinder (1),...
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WO/2017/207622A1 |
The invention relates to a lubrication device (1) for applying a lubricant when rolling a rolling material. The lubrication device (1) comprises an extruded profile (3), through which run lubricant ducts (41) and at least one carrier med...
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WO/2017/201729A1 |
A profiled casted roll and a preparation method therefor and a profiled composite-casted roll and a preparation method therefor. The structure of the profiled composite-casted roll is formed by compositing two parts, viz. an inner layer ...
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WO/2017/201059A1 |
A method includes: sensing a defect on a cast strip surface, the cast strip being cast from molten metal or alloy by a casting system, determining an adjustment amount and/or direction of a casting system component based on the identifie...
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WO/2017/183620A1 |
A facility for cold rolling a metal strip using a circulating-lubrication system, for jetting a low-concentration coolant in the vicinity of the entry side of a work roll, jetting a high-concentration coolant further upstream than the je...
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WO/2017/179791A1 |
An embodiment of the present invention provides a rolling roll which is improved to provide a greater rolling reduction under a limited capacity of a rolling mill and to enable the penetration of deformation to the center of the thicknes...
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WO/2017/170570A1 |
Provided is a rolling rod outer layer that contains, on the basis of mass, 1.3-2.8% C, 0.3-1.8% Si, 0.3-2.5% Mn, 0-6.5% Ni, 1-10% Cr, 0.9-6% Mo, 0-8% W, 0.5-6% V, 0-3% Nb, and 0% or greater and less than 0.01% B, wherein the balance is f...
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WO/2017/161793A1 |
A composite roll, comprising a roll shaft (1) and roll rings (2) sleeved on the roll shaft (1). The roll shaft (1) and the roll rings (2) are in a clearance fit. A nut (3) is provided on the roll shaft (1) at one side of the roll rings (...
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WO/2017/144407A1 |
The invention relates to a roller, in particular a skin pass roller, with a surface structure with stochastically distributed structure elements (3) of stochastic size, in particular for producing flat products from a metal material, in ...
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WO/2017/140605A1 |
The invention relates to a planishing roll having a surface structure, in particular for producing flat products from a metallic material, in particular from a steel material. In order to devise an improved planishing roll having a surfa...
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WO/2017/122869A1 |
A roller coupling structure of the present invention comprises: a shaft having a ring mounting part and bearing parts provided on opposite ends of the ring mounting part; a ring part mounted on the shaft with the inner circumferential su...
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WO/2017/118563A1 |
The invention relates to a device for conducting away a fluid from a roller (200) in a roll stand. The device comprises in particular a corresponding stripping device (110). According to the invention, in order to be able to determine th...
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WO/2017/119195A1 |
[Problem] To realize efficient and stable production of a steel H-beam product having a greater flange width than conventional products, and to avoid producing defective shapes during a shaping operation using flat shaping grooves in a r...
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WO/2017/119196A1 |
[Problem] To realize efficient and stable production of a steel H-beam product having a greater flange width than conventional products, and to manufacture large-flanged steel H-beams of different flange widths using the same roll. [Solu...
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WO/2017/117465A1 |
A roll for continuous casting comprises a cylindrical roll rotatably mounted on a fixed axle and having a cooling chamber that surrounds the axle for receiving a flow of coolant. The axle is mounted on a roll support system. The roll sup...
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WO/2017/100264A1 |
A method of increasing grain uniformity in rolled metal is provided that includes applying an axial tension to a rolled metal section, where the rolled metal section is secured at a first end and secured at a second end, and applying a t...
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WO/2017/099957A1 |
A textured work roll can impart a desired texture on a metal substrate, such as an aluminum or aluminum alloy sheet. The textured work roll can be used for applying a gloss finish on the metal substrate. The textured work roll can be tex...
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WO/2017/094864A1 |
The present invention efficiently controls the temperature distribution of a ring material for ring rolling so as to stay within a suitable temperature range, and as a result, efficiently increases the quality of ring-rolled products tha...
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WO/2017/094863A1 |
The present invention efficiently controls the temperature distribution of a ring material for ring rolling so as to stay within a suitable temperature range, and as a result, efficiently increases the quality of ring-rolled products tha...
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