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WO/2024/089104A1 |
The invention relates to a cooling module of a cooling device for cooling a hot-rolled metal strip-shaped product using a coolant, the cooling module comprising: - at least one cooling bar having a coolant chamber and a plurality of cool...
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WO/2024/091920A1 |
A process and assembly for heat treating portions of a steel article, such as an advanced high strength (AHSS) steel or Gen3 steel, in order to create each of hard and transition zones in a nominally hard steel stamping, such as in a veh...
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WO/2024/091271A1 |
A hot-stamping aluminum formation process comprises: subjecting an aluminum panel to solutionizing, forming and quenching in a stamping die during a first stage, the first stage performed for a first time period and including a second ti...
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WO/2024/089931A1 |
This hot-pressed member comprising an Al-Zn-based coating layer is free from problems involving chemical convertibility as seen in Al-plated steel sheets and from problems involving LME cracking as seen in Zn-based plated steel sheets, a...
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WO/2024/090229A1 |
Provided is a method for more easily ensuring the accuracy when analyzing the carbon concentration distribution in accordance with the position in a steel material to be subjected to a carburization treatment. Specifically, this method i...
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WO/2024/091057A1 |
A steel section manufacturing method, according to one embodiment of the present invention, comprises the steps of: (a) reheating steel at a temperature of 1200°C or higher, the steel comprising 0.17% by weight or less of carbon (C), 1....
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WO/2024/089989A1 |
This molding device for molding an aluminum alloy metal material controls the cooling rate of the aluminum alloy during a solution treatment and imparts a variation in strength of the aluminum alloy after an aging treatment.
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WO/2024/087517A1 |
The present invention relates to a non-oriented silicon steel full-continuous production system, comprising a normalizing and pickling section, a continuous rolling section, and an annealing and coating section. The normalizing and pickl...
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WO/2024/086500A1 |
A process and assembly for heat treating portions of a steel article, such as an advanced high strength (AHSS) steel. In an initial operation, the invention provides for positioning of heating elements at locations along such as a blank ...
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WO/2024/082755A1 |
The present application relates to the technical field of alloy materials, and in particular, to a tin plate and a manufacturing method therefor. According to the provided manufacturing method for the tin plate, a component design of low...
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WO/2024/082324A1 |
A high-strength and high-toughness maraging stainless steel for ultralow-temperature engineering and a manufacturing method therefor. The main components in the steel comprise: 11.00%-13.00% of Cr, 9.00%-11.00% of Ni, 2.00%-4.00% of Mo, ...
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WO/2024/079296A1 |
The disclosure describes a component (100) for a mechanical device. The component (100) is made at least partly of steel and has one or more circular holes (102-105) for receiving a screw. Furthermore, for each circular hole (102-105) th...
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WO/2024/077679A1 |
A controlled cooling process for a piston made of non-quenched and tempered steel, and a device for the controlled cooling process. The process comprises: measuring the temperature of a forged piston, the product being a qualified produc...
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WO/2024/075314A1 |
The objective of the present invention is to provide a coil spring manufacturing method with which it is possible to suppress variations in quality. A coil spring manufacturing method according to the present invention involves processin...
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WO/2024/075894A1 |
The present invention relates to a chromium-added titanium alloy having stress corrosion resistance and a manufacturing method therefor, the alloy comprising, in weight%, 2.5 to 4.5% of Cr, 5.0 to 5.5% of Al, 3.5 to 3.8% of V, and the ba...
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WO/2024/075486A1 |
This mechanical component is made of steel that is subjected to quenching and tempering, the mechanical component comprising a carbonitrided layer on the surface thereof. The steel contains 0.13-0.58 mass% inclusive of C, 0.15-0.35 mass%...
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WO/2024/070278A1 |
Provided are: continuous annealing equipment capable of swiftly responding to a fluctuation in material characteristics and minimizing a fluctuation in mechanical characteristics of a product; a continuous annealing method; a cold-rolled...
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WO/2024/068320A1 |
The invention relates to a device for curing sheet metal components. The device comprises a base plate (01) and a head plate (02), which are connected to one another, via guide elements, such that the distance between them can be changed...
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WO/2024/067480A1 |
Disclosed is a low-alloy steel. The low-alloy steel comprises, in addition to Fe and inevitable impurities, the following chemical elements in percentages by mass: C: 0.02%-0.1％, Si: 0.1%-1.5％, Mn: 0.10%-1.8％, Cr: 1.0%-5.5％, Ni: ...
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WO/2024/065923A1 |
A preparation method for a guide wheel. The preparation method comprises the following steps: subjecting a blank (102) with a punched hole (101) to ring rolling machining, so as to obtain a rim (1) blank, wherein the temperature of the r...
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WO/2024/070279A1 |
Provided are: a continuous annealing facility in which a steel sheet phase fraction under a high-temperature condition is predicted with high accuracy and the fluctuations in the predicted phase fraction is rapidly reflected in an anneal...
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WO/2024/068461A1 |
The invention relates to a process for operating a thermal treatment line for the flexible thermal treatment of metal pre-products, to a thermal treatment line configured and suitable for carrying out the process, and to a casting-rollin...
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WO/2024/060562A1 |
A back roller and a preparation method therefor, and a coating machine having the back roller. A back roller (100) comprises: a roller body (10) and a wear-resistant layer (20). The roller body (10) has an axis (15) and a roller surface ...
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WO/2024/061729A1 |
The present invention relates to a method for the production of a hot-rolled flat steel product for use in pipe production.
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WO/2024/062197A1 |
The invention relates to a method for manufacturing a steel part (10) for an aircraft, the method comprising the welding of at least two steel elements (12, 14) to one another so as to form this part (10), the application of a resistance...
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WO/2024/060624A1 |
An indirect thermoforming mold for an aluminum alloy, comprising an upper mold (4) and a lower mold (5). The upper mold (4) is connected to a pressure device; the pressure device is used for driving the upper mold (4) to move up and down...
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WO/2024/062036A1 |
The present disclosure relates to structural components for a vehicle framework at least partially configured for supporting bending loads. The structural component comprises a main member (110) defining a substantially U-shaped cross-se...
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WO/2024/062035A1 |
The present disclosure relates to structural components for a vehicle framework at least partially configured for supporting compressive loads. A structural component comprises a main member extending from a load receiving end to an oppo...
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WO/2024/056911A1 |
A device and method for a stable plasma treatment of components, in particular of large components of individual weights between 500 kg and 40 t, the device comprising a treatment chamber in the form of a lying cylinder with at least one...
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WO/2024/056072A1 |
A high-speed jet and radiation combined heating device and a rapid heating method thereof. The device comprises: a heat-preservation box body (1), a mounting hole being formed in the center of one side surface thereof; a circulating fan ...
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WO/2024/057406A1 |
Provided is a mobile hardening method characterized in that a shaft body (10) is heated by a plurality of high-frequency coils (111), a cooling unit (120) is caused to follow the high-frequency coils (111) from behind in the relative mov...
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WO/2024/057705A1 |
Provided are: a stainless steel having excellent cold workability and a manufacturing method therefor; and a stainless steel product for which surface hardness is sufficiently high and for which corrosion resistance against acids, partic...
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WO/2024/056822A1 |
Methods involving high temperature solution treatment that improve corrosion and wear resistance and strength of Ni-free high-Mn austenitic stainless steels are disclosed, together with Ni-free high- Mn austenitic stainless steels, artic...
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WO/2024/057405A1 |
Provided is a traverse hardening method which is characterized by using a traverse hardening device (100) equipped with a plurality of high frequency coils, and by involving: rotating a shaft-like body (10), which is inserted inside the ...
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WO/2024/056068A1 |
A jet-type direct-fired preheating system, comprising a direct-fired furnace and a preheating furnace. The direct-fired furnace comprises a furnace casing, a direct-fired heating area being provided in the furnace casing. The preheating ...
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WO/2024/053207A1 |
Provided is a steel sheet for hot pressing that has excellent rapid heating compatibility, that can prevent liquid metal embrittlement cracking, and that has excellent post-hot-pressing coating adhesion. The steel sheet for hot pressing ...
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WO/2024/053544A1 |
According to the present invention, a method for producing a high-strength hot-dip-galvanized steel sheet that has at least 20 g/m2 but no more than 120 g/m2 of a galvanization layer deposited on the surface of each side of a steel sheet...
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WO/2024/048504A1 |
This aluminum-plated steel sheet for hot stamping comprises a base steel sheet, an aluminum plating layer that is provided on at least one surface of the base steel sheet, and a surface treatment film that is provided on the aluminum pla...
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WO/2024/046198A1 |
A low-silicon Nb-V composite microalloyed gear steel and a manufacturing method therefor, which belong to the technical field of gear steels. A gear steel comprises the following chemical components in percentages by weight: C: 0.22-0.26...
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WO/2024/042744A1 |
Provided is a method for manufacturing a carburized sintered body that allows sintering and carburizing to be performed in a single heating step, eliminates the need to mix additives, and can reduce the cost of additives and shorten the ...
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WO/2024/041540A1 |
Disclosed in the present invention is 60-kilogram-grade cold-rolled low-alloy annealed dual-phase steel, comprising Fe and inevitable impurity elements, and further comprising the following chemical elements in percentage by mass: 0.08%-...
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WO/2024/042825A1 |
Provided are manufacturing equipment, a manufacturing method, and an acceptability determination method for a metal band by which it is possible to reliably perform quality assurance regarding the warpage of a metal band. The manufacturi...
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WO/2024/041533A1 |
Disclosed in the present invention is a 100-kg-grade cold-rolled low-alloy annealed dual-phase steel, which comprises Fe and inevitable impurities, and further comprises the following chemical elements in percentages by mass: 0.1%
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WO/2024/036711A1 |
The present invention relates to a multifunctional high-strength steel sheet or strip heat treatment production system, comprising a preparation unit, a high-temperature heat treatment unit, a low-temperature heat treatment unit, and a p...
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WO/2024/037954A1 |
The invention relates to a method for heat treating chrome steels, in particular high-alloy chrome x steels, by means of gas nitriding, comprising the following process steps: (A) heating a previously hardened component consisting of a c...
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WO/2024/036987A1 |
The present invention relates to a multifunctional heat treatment production system for a high-strength steel plate/strip, comprising a preparation unit, a high-temperature heat treatment unit, a low-temperature heat treatment unit, and ...
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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/2024/038037A1 |
The invention relates to a steel flat product for hot forming and a sheet metal moulded part produced therefrom. The steel substrate of the steel flat product and the sheet metal formed part has increased contents of aluminium and vanadi...
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WO/2024/037271A1 |
The present invention relates to the technical field of welding seam machining for nuclear power plant voltage stabilizers, and provides a heating support device for welding seams between a spherical sealing head and inner and outer surf...
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WO/2024/033721A1 |
A hot-stamped coated steel part comprising a steel substrate and an aluminum alloy coating comprising, proceeding from steel substrate outwards, an interdiffusion layer and an outer layer, the total thickness of the coating ecoating and ...
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