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WO/2021/105447A1 |
The invention relates to a system for processing metal strip material, comprising: a feeding unit (3) for feeding strip material (4); a strip driving apparatus (5, 5') having at least one controllable traction means drive unit (10, 10') ...
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WO/2021/099052A1 |
The invention relates to a method for adjusting an outlet temperature of a metal strip (2) exiting an at least two-stand rolling train (3), wherein the outlet temperature is adjusted by means of a process model, taking into account a rel...
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WO/2021/098357A1 |
A spark recognition-based hot-rolled coiling lateral guide plate control method: lateral guide plates (11) are adjusted on the basis of the width of a spark generated by friction between a hot-rolled plate strip (20) and the lateral guid...
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WO/2021/083650A1 |
Method for controlling the temperature of at least one of the rolls (12) that are arranged in a roll stand and delimit a roll gap, in which method a temperature-control fluid is applied to temperature-control zones positioned on the roll...
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WO/2021/084636A1 |
This method of calculating a sheet thickness schedule comprises a plurality of steps. One of the steps involves acquiring a rolling model formula, including a rolling load model or a motor power model. Another step involves determining w...
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WO/2021/079498A1 |
A rolling mill provided with: a roll which shifts in an axial direction; a bearing which shifts together with the roll in the axial direction of the roll, and which bears load from the roll; and three or more first cylinders for bending ...
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WO/2021/074500A1 |
Method for reducing unevenness in a strip subjected to cooling by spraying of liquid, or a mixture of gas and liquid, along a cooling zone of a continuous heat treatment line, the cooling intensity being controlled in the direction of tr...
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WO/2021/076473A1 |
A rapid quenching line can be suitable for use with hot coil at, or above the metal strip's recrystallization point. Hot coil can be uncoiled by a low tension uncoiler using a non-contacting hold-down device. The metal strip coming off t...
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WO/2021/056633A1 |
A wire rod for an ultrahigh-strength steel cord and a manufacturing method therefor. The method comprises: smelting molten steel in which the number density of inclusions having a size of greater than or equal to 5 μm is less than or eq...
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WO/2021/047277A1 |
A method of preparing a non-quenched and tempered steel, wherein a bar is subjected to initial rolling, water cooling, precision rolling, water cooling and finish rolling, the rolling heating temperature is 1150-1200°C, the initial roll...
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WO/2021/048984A1 |
This system for prediction contraction collects and saves, as data for constructing an adaptive model, first data indicating the occurrence and location of contraction in an object rolling pass, and second data including an attribute rel...
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WO/2021/048038A1 |
The invention relates to a method for cold rolling rolled stock (2) in a mill train (1) with multiple roll stands (3 to 7). An upper limit temperature and/or a lower limit temperature is provided for a rolled stock temperature of the rol...
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WO/2021/037182A1 |
Disclosed in the present invention are a production line and a production method for continuously casting and rolling a metal strap. The thickness of a liquid metal is controlled by using a control roller group, the liquid metal moves, u...
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WO/2021/038108A1 |
The invention relates to a method for heat treating a primary steel product. By limiting the holding time to temperatures at which liquid or partially liquid scale phases form, the surface quality of a hot strip produced from the primary...
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WO/2021/038760A1 |
This roll status monitoring device is provided with: a rolling load detecting means configured to detect the rolling load of a roll being monitored, selected from among an upper roll set and a lower roll set, when rolling stock is being ...
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WO/2021/027908A1 |
Disclosed is a hot-rolled strip steel fully-continuous production device for ferrite rolling, the device sequentially comprising a continuous casting machine (1), a high-pressure water rotating descaling device (2), a four-stand large re...
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WO/2021/024448A1 |
This method for assisting operation of a rolling facility comprises a target rotational speed acquisition step for acquiring the rotational speed fr of a rolling roll, and a step for outputting the acquired rotational speed fr as a targe...
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WO/2021/024447A1 |
This state evaluation method of a rolling device is a method for evaluating the growth tendency of N-polygonization in which the rolling rolls of the rolling device are unevenly worn into an N-polygon, the method comprising: a vibration ...
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WO/2021/020808A1 |
The present invention provides a titanium slab and a method for manufacturing same, the titanium slab comprising a titanium base and an oxygen enrichment layer disposed on the surface of the pure titanium base, wherein: the center portio...
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WO/2021/017262A1 |
A strip steel coiling temperature control method. The method comprises: searching for a corresponding speed compensation coefficient in a first corresponding table according to a strip steel target thickness and target temperature parame...
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WO/2021/014811A1 |
Provided are a hot rolled steel strip meander control method and meander control device, and hot rolling equipment, with which it is possible for a leveling amount to be adjusted appropriately with respect to an amount of meander of a ho...
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WO/2021/009178A1 |
The invention relates to a housing assembly for receiving electrical storage means for powering a motor vehicle that can be electrically powered, comprising a base (4), a frame (5) and a cover (6) which can be at least connected to one a...
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WO/2021/005778A1 |
A control device for controlling a rolling device including a pair of rolls provided to sandwich a metal plate therebetween is provided with: a first plate end detection unit provided on the entry side of the pair of rolls in the conveyi...
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WO/2021/003761A1 |
A hydraulic tension system of a direct-pulling cold/warm rolling tester, relating to the technical field of hydraulic control. The hydraulic tension system comprises a constant-pressure oil source system (45), a left tension control unit...
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WO/2021/005818A1 |
This method of operating a rolling device including a pair of rolling rolls provided to sandwich a metal plate comprises: a detection step for detecting a plate end position of the metal plate in a plate width direction at an output-side...
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WO/2021/005777A1 |
This method of operating a rolling device including a pair of rolling rolls provided to sandwich a metal plate comprises: a detection step for detecting a plate end position of the metal plate in a plate width direction at an output-side...
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WO/2021/006997A1 |
The present disclosure relates to a method and system for measuring flatness and degree of sea gull in an aluminum alloy sheet continuously moving in a horizontally floating state through a continuous convection floating furnace. The met...
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WO/2020/261444A1 |
Provided is a temperature control device for a hot rolling line having a ROT cooling device and an accelerated cooling device, the temperature control device enabling an increase in the accuracy of a temperature model of a rolled materia...
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WO/2020/262638A1 |
The steel material according to the present invention has a prescribed chemical composition, and is, from among (Zr, B)-containing oxide particles comprising 5.0 mass% or more of Zr, 0.1 mass% or more of B, and 1.0 mass% or more of O, (Z...
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WO/2020/255863A1 |
Provided are a meandering control method that is for a hot-rolled steel strip and that can sufficiently suppress the amount the hot-rolled steel strip meanders, a meandering control device, and hot rolling equipment. A roll opening diffe...
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WO/2020/255792A1 |
This method for controlling a plate conveying device which conveys a plate by sandwiching the same between a pair of upper and lower pinch rolls provided with a roll temperature distribution control device is characterized in that: if it...
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WO/2020/249573A1 |
The invention relates to a device (4) for sequentially cooling metal wide flat products (3), comprising at least one cooling bar (13) and a supply unit for supplying the cooling bar (13) with a coolant, wherein the cooling bar (13) has a...
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WO/2020/250424A1 |
This plate thickness control device is a plate thickness control device for performing plate thickness control of a hot rolling mill provided with a rolling stand. The plate thickness control device is provided with: a thermometer dispos...
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WO/2020/245926A1 |
A mill pacing control system that comprises a mill pacing calculator. The mill pacing calculator performs mill pacing control on the basis of information about rolling specifications SP_SS and rolling conditions C_SS for steel sheets SS....
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WO/2020/239589A1 |
The invention relates to an industrial installation (1, 24), comprising a movably mounted body (5), a fluidic drive unit (6) for moving the movably mounted body (5) and also a damping system (17) for damping vibrations of the industrial ...
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WO/2020/228303A1 |
A method for producing a crack arrest steel for a container ship. Blanks with different cross sections for rolling are selected according to different widths of finished products, reducing rolling passes and increasing pass reduction; an...
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WO/2020/221628A1 |
The invention relates to a process for producing batch annealed tailor rolled steel strip is provided, comprising the following steps: a) casting a slab having a composition of (in wt%): C = 0 – 0.2; Mn = 2.0 – 4.0; Si ≤ 1.0; P = 0...
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WO/2020/213542A1 |
In this method of controlling meandering of a material-to-be-rolled, a rolling machine has a plurality of rolls including at least a pair of work rolls and a pair of reinforcement rolls. The method comprises: an estimation step for acqui...
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WO/2020/213179A1 |
A steel sheet has a specified chemical composition and a micro structure composed of ferrite and a carbide, wherein the carbide is present in ferrite grains and on ferrite grain boundaries and, with respect to the carbide particles each ...
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WO/2020/206741A1 |
A 400 MPa level fine grain threaded reinforcing bar and a manufacturing method therefor, relating to the field of threaded reinforcing bar production. The reinforcing bar comprises the following components, by mass percentage, 0.20-0.25%...
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WO/2020/209485A1 |
The present invention provides a Cu-Co-Si-Fe-P-based copper alloy for electronic materials, which has an improved balance among strength, electrical conductivity, and bending workability, and a method for preparing same. The Cu-Co-Si-Fe-...
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WO/2020/204070A1 |
This multistage rolling mill 100 is provided with support bearings 10a, 10b, 10c, 10d, 10e, 10f, 10g, and 10h provided on the entrance side and/or the exit side of work rollers 2a and 2b, and supporting the work rollers 2a and 2b on the ...
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WO/2020/201960A1 |
Procedure for making a continuous tape of at least one metallic material of the family of malleable/ductile metallic materials, described in that a continuous strip (1) of said metallic material is passed between a rigid cylinder (3) and...
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WO/2020/193051A1 |
Slabs (2) pass through a furnace (1) in a conveying direction (y) where they are heated to rolling temperature. There are a plurality of slabs (2) in the furnace (1). After heating, the slabs (2) are rolled in at least one roll stand (4,...
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WO/2020/196293A1 |
When a coil is manufactured by winding a hot-rolled steel sheet by means of a mandrel in a hot-rolling step, the present invention improves the flatness of the hot-rolled steel sheet in the coil. The mandrel has, in a side view in the ax...
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WO/2020/193099A1 |
The invention relates to a control device (3b) for a roll stand (1), which control device receives, during rolling of a metal strip (2) in the roll stand (1), measurement data (M) for a lateral position (y) of the metal strip (2) on the ...
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WO/2020/187419A1 |
The invention relates to a method for producing a hot-rolled flat steel product with different properties. The invention additionally relates to a hot-rolled flat steel product with different properties and to the use of the hot-rolled f...
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WO/2020/179019A1 |
Provided are: a cooling water injection control apparatus for a rolling mill, whereby variation in flow rate characteristics of a water injection header is less likely to exert an effect; and a cooling water injection control method. Thi...
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WO/2020/177937A1 |
The invention relates to a method for producing a metallic strip or plate (1), wherein the strip or plate is rolled in a multi-stand rolling mill (11) and output behind the last roll stand (14) of the rolling mill (11) in the conveying d...
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WO/2020/171253A1 |
A plated steel sheet having excellent melt welding resistance, and a manufacturing method therefor are provided. The present invention relates to a hot forming plated steel sheet having a plated layer formed on one surface or the both su...
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