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WO/2024/152494A1 |
An intelligent adjustment system for a rolling mill and a method. The system comprises a rolling mill, a flying shear, and a sheared material collecting device which are continuously arranged, wherein the sheared material collecting devi...
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WO/2024/147346A1 |
Provided is a method for changing running sheet thickness, with which it is possible to shorten sheet-thickness off-gauge length and reduce tension fluctuation. This method for changing running sheet thickness is for continuous rolling o...
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WO/2024/142253A1 |
This plate thickness control device of a rolling mill, which rolls a material-to-be-rolled to obtain a target plate thickness of a product, comprises a thickness deviation learning unit and a gap correction amount calculation unit. The p...
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WO/2024/142347A1 |
In the present invention, regarding first control indexes for steel-sheet winding temperature, four values, i.e., target, simple prediction, detailed prediction, and measured values, are calculated. Additionally, regarding second control...
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WO/2024/132315A1 |
A planar rolled stock material (2) made of metal is heated in an induction furnace (1). The rolled stock (2) passes through the induction furnace (1) in a longitudinal direction (x). It extends transversely thereto from a first to a seco...
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WO/2024/135050A1 |
The method for predicting the width of a rough-rolled material according to the present invention predicts the width of the rough-rolled material in a hot-rolling line including: a heating furnace which heats a slab; a rough-rolling mill...
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WO/2024/136181A1 |
A method for rolling an electrode according to an embodiment of the present invention includes the steps of: (a) measuring the temperature and the speed of a rolling roll; (b) deriving a target load value under the measured temperature a...
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WO/2024/135051A1 |
Provided is a width prediction method for a finish rolled material according to the present invention, which predicts the width of a finish rolled material in a hot rolling line that includes: a heating furnace which heats a slab; a roug...
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WO/2024/136438A1 |
A material control system for cold rolled steel sheets, according to an embodiment of the present invention, comprises: a programmable logic controller that obtains process data about already produced cold rolled steel sheets; a process ...
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WO/2024/120416A1 |
Provided are a cold continuous rolling unit improving temperature control precision, and a control method therefor, which relate to the technical field of cold rolling. The cold continuous rolling unit comprises: a rack (1), wherein stri...
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WO/2024/119749A1 |
Disclosed in the present invention is a method for producing a 1000 MPa-grade hydroelectric steel plate having a thickness greater than 100mm, belonging to the field of metallurgy. The method comprises a steel making process, a billet he...
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WO/2024/116356A1 |
The present invention comprises: a plurality of hydraulic cylinders that include drive-side shift cylinders 715C, 715D and operation-side shift cylinders 715A, 715B that are configured to apply force to an upper work roll 710 in the axia...
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WO/2024/111238A1 |
A cold rolling method for a steel sheet according to the present invention uses a prediction model for predicting the tension of the width-direction edge portion of the steel sheet on the cold-rolling-mill exit side to control the contro...
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WO/2024/109390A1 |
The present disclosure belongs to the field of intermediate-thickness plate production, and particularly relates to a high-strength HY950CF steel plate for hydropower engineering, and a production method therefor. The chemical components...
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WO/2024/104108A1 |
The present invention provides a continuous rolling temperature control process for high-flux continuous casting and rolling of an aluminum alloy continuous cast slab, comprising a continuous casting machine, a through-beam laser transmi...
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WO/2024/105996A1 |
The present invention provides a method for predicting the width of a rough rolled material in a hot-rolling line which includes a heating furnace that heats a slab, a width reduction press device that intermittently reduces the width of...
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WO/2024/106122A1 |
A compression device 10 disclosed in the present invention comprises: compression rolls 20 that have roll body sections 21 and a shaft parts 22 and use the roll body sections 21 to compress a battery electrode plate 100; circulating lubr...
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WO/2024/093354A1 |
The present invention relates to the technical field of steel and iron materials. Disclosed are 700 MPa-grade hot-rolled vehicle frame steel with a thin specification of 1.2-2.0 mm and a manufacturing method therefor. The hot-rolled vehi...
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WO/2024/094475A1 |
A strip (2) of steel is rolled in a rolling stand (3) of a rolling mill (1). During the rolling of successively rolled sections (10) of the strip (2), values are measured that are characteristic of the rolling force (FW) and/or the rolli...
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WO/2024/089913A1 |
Provided is a cold rolling method, a method for manufacturing a steel plate, cold rolling equipment, and equipment for manufacturing a steel plate with which it is possible to prevent breakage. This cold rolling method includes: a step f...
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WO/2024/088405A1 |
A coiling machine structure capable of accurately controlling the reel torque, comprising a rack (1), a reel (2), magnetorheological fluid clutches (3), a speed reducer (4), a motor (5) and a torque synthesis speed reducer (6). The reel ...
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WO/2024/078918A1 |
The invention relates to a method for determining manipulated variables of a roll stand, and to a roll stand (1) for rolling a flat metal rolling stock (2), said roll stand comprising working rolls (3), back-up rolls, and intermediate ro...
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WO/2024/078793A1 |
The invention relates to a method (100) and a system (1) for adapting a manufacturing process (P), in particular a heat rolling process, and to the use of the method (100) for a conventional operation of a facility (10). According to the...
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WO/2024/069551A1 |
A friction welding machine (100), comprising a frame (5), locking devices (3), an interlock (1) connected to said frame (5) and configured to assume a rest or open position and a working or closed position, a drive and control system (4)...
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WO/2024/065991A1 |
A roller for rolling an electrode plate (200). The roller comprises a rolling portion (10) and a temperature regulating assembly (30), wherein a rolling surface for rolling the electrode plate is formed on an outer surface of the rolling...
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WO/2024/066997A1 |
Provided are 290 Mpa-grade low-yield-strength steel used in a low-temperature harsh environment, and a manufacturing method therefor, relating to the technical field of steel manufacturing. The low-yield-strength steel comprises the foll...
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WO/2024/066739A1 |
A method for ameliorating roll marks on the surface of ultrathin strip steel. By adjusting the thickness of a cast strip to 1.8-2.0 mm, the crown of the cast strip to 35-80 μm, the temperature of the cast strip to 1050-1200°C, the air ...
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WO/2024/062766A1 |
Provided, for metal-strip continuous-annealing lines that include a cooling zone where metal-strip cooling is carried out and a temper mill in which post-cooling metal-strip form rectification is carried out, is a method of predicting me...
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WO/2024/061519A1 |
The invention relates to a method and a computer program for operating a production system for a metal product. The production system comprises a cooling line in the form of an assembly for cooling the metal product during production. Th...
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WO/2024/062765A1 |
Provided is a method that is for controlling a warp shape of a metallic band, and that makes it possible to reduce the height of warp in a metallic band on the downstream side of a temper rolling mill by performing control on a warp shap...
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WO/2024/057454A1 |
Provided is a camber control device for a continuous rolling mill, capable of reducing a camber in a tip part of a rolling material and suppressing the occurrence of telescoping of a steel strip coil. In this invention, a tip camber meas...
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WO/2024/055375A1 |
The present invention provides a steel feeding rhythm optimization control method and system for a heating-free direct-rolled high-temperature square billet, for use in solving the problem of low direct-rolling rate of existing heating-f...
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WO/2024/048126A1 |
This method of controlling hot finish rolling is for hot finish rolling coordinated control that controls a rolling state by finding a control gain that will minimize an evaluation function, by using the evaluation function that has a we...
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WO/2024/046101A1 |
The present invention discloses a bar for a motor shaft of a new energy vehicle and a preparation method therefor, and relates to the technical field of steel production. The bar comprises the following chemical components, in percentage...
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WO/2024/041892A1 |
The invention relates to a method, a computer program product and a cold rolling stand for the cold rolling of a metal strip. The cold rolling stand has at least one working roll and an inductive heating device which extends in the longi...
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WO/2024/042601A1 |
The present disclosure provides a hot rolling mill plate thickness control device capable of reliably threading a tip end portion of material being rolled, without increasing equipment costs, even if the material being rolled is being ro...
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WO/2024/040759A1 |
A production method for a marine atmospheric corrosion-resistant steel sheet. Steel comprises the following components in percentage by weight: C: 0.03-0.08%; Si: 0.15-0.30%; Mn: 0.60-1.50%; P: ≤0.025%; S: ≤0.010%; Al: 0.020-0.050%; ...
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WO/2024/042936A1 |
This cold-rolling method includes a calculation step for calculating the levelling amount of a rolling machine using the out-of-plane deformation amount of a steel sheet measured on the upstream side of the rolling machine, a control ste...
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WO/2024/037504A1 |
Disclosed in the present invention is a non-oriented electrical steel for an electric vehicle drive motor. In addition to Fe and inevitable impurities, the non-oriented electrical steel further includes the following chemical elements in...
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WO/2024/034020A1 |
This sheet width control device is applicable to a reversing rolling mill that comprises: an edger that has a pair of edger rolls that perform edge rolling on a material being rolled; and a horizontal rolling mill that is disposed downst...
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WO/2024/033970A1 |
This method for assisting operation in a rolling line comprises a step for acquiring various data related to a rolled product manufactured on the rolling line. The method comprises: a step for calculating, for each product specification ...
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WO/2024/033983A1 |
The present disclosure provides a plate thickness control method for a rolling mill whereby it is possible to calculate an appropriate gap correction amount for the rolling mill on the basis of the amount of change in a rolling load betw...
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WO/2024/023910A1 |
The present disclosure provides a thickness schedule calculation method and a rolling plant that make it possible to calculate and set a limit value for a limit check that is preferable for maintaining a stable rolling and operating stat...
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WO/2024/016419A1 |
A low-yield-ratio weather-resistant bridge steel and a manufacturing method, relating to the technical field of steel production. The chemical components of the bridge steel are as follows, in percentage by mass: 0.06%-0.09% of C, 0.15%-...
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WO/2024/018665A1 |
In this method for setting rolling conditions for a cold rolling mill, a prediction model is generated by using, as an explanatory variable, first multi-dimensional data which includes three-dimensional steel sheet information including ...
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WO/2024/013366A1 |
This invention relates to a method for producing cold-rolled steel strip.
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WO/2024/001632A1 |
Disclosed in the present invention is a casting and rolling integrated material tracking and scheduling method for a continuous casting-hot rolling process. The method comprises: obtaining a production plan of a continuous casting machin...
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WO/2024/000669A1 |
A series of high-grade grade E steels used for weather-resistant bridges, and a single-billet, multi-grade production method therefor. The composition of the steel material in percentages by weight comprises: C: 0.05-0.07%, Si: 0.25-0.45...
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WO/2023/218619A1 |
According to the present invention, a rolling productivity improvement assistance device for a plant that rolls an iron/non-iron material comprises a data collection unit that collects plant data that includes a production plan, producti...
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WO/2023/219833A1 |
A cropping system for cropping a metal slab (102) includes at least one of a cropping length (1035, 524) system and a slab positioning system. The cropping length (1035, 524) system includes an optical sensor (118A, 118B, 318A, 318B, 518...
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