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WO/2024/130968A1 |
Disclosed in the present invention is a 400 MPa-grade coating-free hot-rolled wire rod and round rod, which comprises the following chemical components in percentages by mass: C: 0.02-0.10 wt%, Si <0.25 wt%, Mn <0.4 wt%, P<0.03 wt%, S<0....
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WO/2024/136351A1 |
Provided are a hot rolled steel sheet and a method for manufacturing same. This hot rolled steel sheet contains, in wt%, 0.050-0.100% of C, 0.01-1.00% of Si, 1.4-2.0% of Mn, 0.010-0.100% of Al, 0.005-0.500% of Cr, 0.005-0.300% of Mo, 0.0...
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WO/2024/133037A1 |
The invention relates to a method for manufacturing a double-skinned plate (1) incorporating channels (2) constituting at least one fluid circulation network or circuit, the method essentially comprising a first step of providing two fla...
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WO/2024/135071A1 |
This foil body feeding device feeds a foil body toward a corrugating unit which applies corrugation. The feeding device comprises: a delivery unit that delivers the foil body in a feeding direction parallel to a pair of lateral edges of ...
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WO/2024/132462A1 |
The invention relates to a reel system (45) for a combined casting-rolling system (10) and a method for operating the reel system (45), wherein the reel system (45) comprises at least one first mandrel (90), a first coil unit (95), a fir...
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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/2024/136317A1 |
The present invention relates to a cold-rolled steel sheet and a manufacturing method therefor and, more specifically, to a cold-rolled steel sheet that is preferably applicable to collision energy absorption members such as a body-in-wh...
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WO/2024/135875A1 |
A method for manufacturing a roof rail for a vehicle is provided. The method for manufacturing a roof rail for a vehicle comprises: a step of preparing a base tube having an empty space formed therein; a step of stretching the base tube ...
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WO/2024/135054A1 |
This straight wire 2 for a medical treatment tool is a single wire-type wire. The wire 2 has undulations. The undulations have a height H of 3.0 μm or greater and a pitch P of 10.0-100.0 mm. The ratio (P/H) of the pitch P to the height ...
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WO/2024/136173A1 |
The present invention provides: a concrete-reinforcing steel fiber wire rod, which does not undergo LP heat treatment during drawing, does not break when repeatedly bent at 90-degrees 10 times or more, and has a tensile strength of 1,700...
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WO/2024/136275A1 |
The present invention relates to a grain oriented electrical steel sheet and a method of manufacturing same, wherein in the grain oriented electrical steel sheet, the size of crystal grains having the {110}<001> orientation may satisfy e...
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WO/2024/136311A1 |
The present invention relates to a material used for vehicle interior panels, reinforcement materials, etc., and relates to a high-yield-ratio and high-strength steel sheet and a method for manufacturing same.
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WO/2024/137218A1 |
A ram support assembly (100) for use in a can bodymaker (10) includes a yolk body (102) for coupling with an end of a ram body (26) of a ram (14) extending from a first side of the yolk body. The yolk body is configured to be coupled to,...
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WO/2024/134136A1 |
A single piece wheel rim (1) and associated methods of manufacturing the single piece wheel rim (1) are described. The single piece wheel rim is preferably suitable for use on a very large vehicle. The wheel rim (1) comprises: an axially...
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WO/2024/135601A1 |
Provided are a feeding device and a control method for a feeding device that make it possible for an actuator to perform a roll opening/closing operation that is optimized to a workpiece. The present invention comprises an actuator 280 t...
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WO/2024/136218A1 |
The present invention relates to a hot-rolled steel sheet for a tube of a hyper tube train and a method for producing same, the steel sheet having excellent yield strength, vibration damping ratio, weldability, and weld site-low temperat...
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WO/2024/132139A1 |
The invention relates to a method for producing hardened steel components, wherein: galvanised sheet steel blanks made of a quench-hardenable steel alloy are subjected to a hot stamping or press hardening process so as to produce deep-dr...
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WO/2024/136113A1 |
A non-oriented electrical steel sheet, according to one embodiment of the present invention, comprises, in percentage by weight: Si: 1.5% to 4%; Al: 0.1% to 2%; and Mn: 0.05% to 2%, with the balance being Fe and inevitable impurities. Th...
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WO/2024/133917A1 |
A steel composition allowing to manufacture a weldable product for compressed hydrogen storage and transportation comprises in wt. %: C: 0.07-0.20; Mn: 1.00-1.60, Si: 0.30-0.50; Cr: 0.30-1.50; Mo: 0.30-0.80; P: ≤ 0.020; S: ≤ 0.020; A...
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WO/2024/136298A1 |
The present invention is to provide a press die capable of correcting a gap in a die without separating and reassembling the die, the press die comprising an upper die and a lower die arranged in a first direction, wherein the upper die ...
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WO/2024/137919A1 |
A die assembly comprising: a housing; a die for drawing and/or wall ironing a metal cup mounted on an end of a ram to form a container body; and a support mechanism for the die or a die holder in which the die is mounted. The support mec...
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WO/2024/135876A1 |
A device for measuring a curvature of an aluminum extrusion material is provided. The device for measuring the curvature of an aluminum extrusion material may comprise: a mold in which the aluminum extrusion material, which has a curved ...
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WO/2024/136354A1 |
A hot-rolled steel sheet and a manufacturing method therefor are provided. The hot-rolled steel sheet of the present invention includes, by wt%, 0.020-0.080% of C, 0.01-0.50% of Si, 0.8-1.8% of Mn, 0.010-0.100% of Al, 0.001-0.020% of P, ...
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WO/2024/136296A1 |
The present invention relates to a steel sheet and a method for manufacturing same and, more specifically, to a high-strength steel sheet having excellent corrosion resistance and a method for manufacturing same.
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WO/2024/135007A1 |
A method for manufacturing a press-molded article according to the present invention is for manufacturing a press-molded article having a top plate part 1 and a vertical wall part 5 continuous with the top plate part 1 via a ridge line p...
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WO/2024/124591A1 |
The present invention relates to the technical field of forging and pressing. Disclosed is a metal building material machining forging press frame, comprising a lower base and a cross beam. In the present invention, a side baffle provide...
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WO/2024/124332A1 |
A system and method for manufacturing a metal component, for example a steel or aluminum component for a vehicle, is provided. The system include a plurality of die stations in a production line. One of the die stations includes an upper...
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WO/2024/128244A1 |
The present invention provides a pure titanium screw or a base material for a pure titanium screw having sufficient strength comparable to that of titanium alloys. The present invention provides a substantially cylindrical pure titanium ...
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WO/2024/125407A1 |
A highly corrosion-resistant oil well steel pipe and a preparation method therefor, relating to the technical field of corrosion-resistant steel, and used for solving the problems in the prior art of high alloy element content and high c...
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WO/2024/125408A1 |
Highly corrosion-resistant high-toughness steel and a preparation method therefor, relating to the technical field of corrosion-resistant steel, for solving the problems in the prior art of high alloy element content, low toughness, and ...
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WO/2024/128303A1 |
This heat dissipating structure includes a tubular body including a curved outer peripheral surface, and a plurality of fins arranged on the outer peripheral surface, wherein: each of the plurality of fins includes a base portion joined ...
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WO/2024/126686A1 |
The invention relates to a forming tool (46) for a forming tool assembly (12) for producing a cylindrical workpiece having a helical outer contour in multiple stages by means of swaging, the forming tool comprising a force-application si...
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WO/2024/126593A1 |
Structural joint for use in a supporting structure that is subjected to cyclic loading, said structural joint comprising a first structural member and a second structural tubular member, said first structural member having a first cross ...
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WO/2024/128497A1 |
The present invention relates to a high-potential and high-corrosion resistance aluminum alloy and a high-corrosion resistance heat exchanger using the aluminum alloy, wherein the aluminum alloy comprises, by weight percent, manganese (M...
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WO/2024/126870A1 |
Aspects of the present invention relate to a fastener (10) comprising: an elongate hollow body (20) having a first axial aperture (22) in a first end (24) and a second axial aperture (26) in a second end (28); a spindle (40) located thro...
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WO/2024/128794A1 |
An embodiment of the present invention is a mold provided with an inner space into which molten steel can be injected, the mold including a body having the inner space and a convex member which protrudes from the body toward the inner sp...
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WO/2024/127063A1 |
The invention relates to A method for side trimming, along a cutting, a moving steel strip comprising : i. a heating step wherein said cutting line is heated to a temperature above Ac1, and ii. a trimming step wherein said steel strip is...
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WO/2024/128611A1 |
The present invention pertains to a steel sheet and a method for manufacturing same. More specifically, the present invention pertains to a steel sheet having excellent chemical conversion treatability and a method for manufacturing same.
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WO/2024/128710A1 |
The present invention pertains to a high-strength steel sheet and a method for manufacturing same. More specifically, the present invention pertains to: a steel sheet having high strength, excellent shear formability, and a low yield rat...
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WO/2024/124553A1 |
A rib rolling and expanding integrated machine and a rib rolling and expanding method. The integrated machine comprises a rib rolling inner mold (230), an expanding mechanism (260), a rib rolling mechanism (240), a lifting and lowering m...
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WO/2024/125154A1 |
The present invention relates to the technical field of stamping dies, and particularly provides a vent hole provision method for a stamping die, which aims to solve the problem of a part easily deforming during machining due to an exist...
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WO/2024/127236A1 |
Piston (11) to be used in friction shock absorbers for washing machines, comprising : a shaft (111) with hollow circular section and a ring (112) for fastening the piston (11) to the frame or drum of a washing machine, said ring comprisi...
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WO/2024/128760A1 |
A rotary equipment calibration device according to an embodiment of the present invention is a device for calibrating rotary equipment that includes a plurality of forming heads and a support frame supporting the plurality of forming hea...
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WO/2024/127268A1 |
The invention relates to A method for side trimming, along a cutting, a moving steel strip comprising: i. a heating step wherein said cutting line is heated to a temperature above Ac1, and ii. a trimming step wherein said steel strip is ...
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WO/2024/124347A1 |
A system and method for heating a metal blank during a hot stamping process, for example as steel blank used to form a vehicle component, is provided. The metal blank includes a main portion formed of steel and a patch portion formed of ...
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WO/2024/124795A1 |
Disclosed in the present invention is a production method for a large-compression-ratio steel for a bainite frog. The production method comprises the following steps: S1, casting smelted molten steel into a steel billet with a cross-sect...
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WO/2024/125406A1 |
A high-strength and high-corrosion-resistant oil well pipe steel, and a preparation method therefor, which belong to the technical field of corrosion-resistant steel, and solve the problems of the high cost of oil well pipe steel in the ...
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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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