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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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WO/2023/212972A1 |
A low-yield-ratio, easy-to-weld and weather-proof bridge steel and a manufacturing method therefor. The present invention comprises the following components in percentages by mass: C: 0.051-0.080%, Si: 0.20-0.50%, Mn: 1.20-1.50%, P≤0.0...
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WO/2023/203691A1 |
This plate crown control device controls tandem rolling equipment on the basis of an outlet plate crown setting calculation value of each stand as calculated by setting calculation, a mechanical plate crown setting calculation value of e...
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WO/2023/188629A1 |
Provided are a roll information calculation device, a roll information calculation method, a rolling equipment adjustment method, and a round bar product manufacturing method in which it is possible to calculate roll information includin...
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WO/2023/186639A1 |
The invention relates to a dissipator (1) comprising a hydraulic inductor (21), a hydraulic resistor (22) and a hydraulic capacitor (23) for damping vibrations in a roll stand for producing flat metal rolled material. The dissipator (1) ...
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WO/2023/186585A1 |
The invention relates to a method for producing a metal product in a plurality of successive process steps, each with an assigned set of manipulated variables, the method having the following steps: measuring an actual property of the me...
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WO/2023/181545A1 |
This rolling device monitoring/control device is a monitoring/control device for monitoring or controlling a rolling device, the rolling device monitoring/control device comprising: a vibration data acquisition unit configured to acquire...
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WO/2023/173673A1 |
A control method for automatically adjusting the inlet and outlet speeds of a cold rolling production line, comprising: first, converting a looper position into a strip steel position in a loop, then calculating in advance an acceleratio...
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WO/2023/165797A1 |
The invention relates to a scraping device (100) for applying a coolant onto the surface of a working roll in a roll stand (200) and for partitioning the material being rolled by means of the working roll from the coolant flowing from th...
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WO/2023/157144A1 |
A tandem rolling system according to the present invention makes it possible to reduce fluctuations in the plate thickness on the outlet side of the final stand. The tandem rolling system comprises a final target mass flow computation un...
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WO/2023/156116A1 |
The invention relates to the technical field of combined casting-rolling installation for producing hot-rolled finished strip. The aim of the invention is to modify an existing combined casting-rolling installation and a method for produ...
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WO/2023/147321A1 |
A method of processing a metal substrate may include receiving the metal substrate and additively depositing metal particles on the metal substrate by cold spraying the metal particles to generate a cold spray coating adhered to the meta...
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WO/2023/143924A1 |
The invention relates to a method for cutting a metal strip to length by means of at least one cutter (1), comprising the following steps: A) determining at least one target cutting time at a cutting site of the rolling mill according to...
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WO/2023/146701A1 |
A method of rolling a metal substrate 104 with a rolling mill 100 includes receiving a historical parameter from a previous rolling operation and receiving substrate information about the metal substrate 104 to be rolled before rolling t...
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WO/2023/138121A1 |
A method for producing a thin specification steel plate, wherein a rolling process comprises: turning off a roller-table cooling water, smoke suppression and a rolling mill side spraying, two pieces of steel in advance; closing a roller ...
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WO/2023/134904A1 |
The invention relates to a device (10) for stabilizing the run of a metal strip (4) exiting a nozzle construction (6), in particular in a galvanizing system or a coating system, comprising: a stabilization module (8) with a plurality of ...
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WO/2023/130773A1 |
A method for cross-process use of a cold/hot-rolled excess material. The method comprises: acquiring a plurality of futures contracts and a plurality of cold/hot-rolled excess materials having the same steel grade; using the futures cont...
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WO/2023/131913A1 |
A spray quenching system including a quench box configured to receive a part for quenching. The system may include mechanical arms disposed within the quench box and thermocouples disposed on the mechanical arms that may be moved to cont...
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WO/2023/119640A1 |
The present disclosure relates to a tail end squeezing prevention device for a tandem rolling mill wherein a material to be rolled undergoes rolling in N (N≥2) consecutive rolling stands. Each ith rolling stand (1≤i≤N) in the tande...
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WO/2023/118516A1 |
A low carbon steel welded tube for low internal pressure applications, wherein the pressure in the tube is, in use, less than 10 kPa, wherein the low carbon steel constituting the welded tube is a hot-rolled steel strip having a thicknes...
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