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WO/2020/071654A1 |
One embodiment of the present invention provides a super high strength hot rolled steel sheet with excellent surface quality and low material deviation, and a manufacturing method thereof. The super high strength hot rolled steel sheet c...
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WO/2020/071002A1 |
A method for manufacturing plated wire rod, having: a step for preparing a plated wire rod precursor having a drawn wire-shaped base material and a plating coating provided on the surface of the base material, the base material in the st...
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WO/2020/067236A1 |
Proposed is a method for producing a grain-oriented electromagnetic steel sheet wherein, when the grain-oriented electromagnetic steel sheet is produced by hot-rolling a steel slab that does not contain an inhibitor forming component, co...
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WO/2020/058038A1 |
The invention relates to a longitudinal beam (1) for a road vehicle, comprising: a plurality of interior elements (2-6), which, in the cross-section of the longitudinal beam (1), run in a first direction (Y) and are arranged at an offset...
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WO/2020/059742A1 |
This aluminum alloy substrate for a magnetic disk is characterized: by comprising an aluminum alloy which contains one or more elements selected from the group consisting of 0.05-3.00 mass% (hereinafter abbreviated to "%") of Fe, 0.05-3....
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WO/2020/052625A1 |
A method for producing ultra-thin hot-rolled strip steel, the method comprising the following process steps: A. a smelting process: feeding scrap steel into an induction electric furnace (1) for smelting so that the scrap steel melts int...
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WO/2020/048805A1 |
The invention relates to a method for producing a metal strip (1), in which the strip is first guided in a conveying direction (F) through a pickling region (2) and is cleaned and/or descaled therein, wherein the strip is subsequently co...
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WO/2020/049905A1 |
According to one aspect of the present invention, the frictional coefficient prediction method for an aluminum metal plate surface uses the skewness Rsk and the arithmetic mean roughness Ra of the surface to predict the frictional coeffi...
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WO/2020/050737A1 |
The invention relates to a method for rolling railway rails using residual rolling heat. The method includes heating a billet for rolling, carrying out multiple roughing and intermediate passes in two-high reversing stands and in univers...
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WO/2020/046016A1 |
The present invention relates to: a wire rod for cold heading, which ensures cold forgeability and also has improved hydrogen-delayed fracture resistance by reducing the Si content thereof and containing Mo and V added thereto; a process...
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WO/2020/045449A1 |
Provided is a steel sheet for a can, which has high strength and excellent ductility, and also exhibits uniform deformability and excellent workability. This steel sheet has a constituent composition that contains, in terms of mass%, 0.0...
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WO/2020/040388A1 |
Disclosed is a wire rod for a spring, the wire rod having enhanced toughness and corrosion fatigue properties. The disclosed wire rod comprises, in wt%: 0.4 to 0.7% of C; 1.2 to 2.3% of Si; 0.2 to 0.8% of Mn; 0.2 to 0.8% of Cr; and a bal...
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WO/2020/038883A1 |
The invention provides a 10-25 mm thick hot-rolled non-heat-treated flat steel product that meets the optimum requirements for heat treatment. To this end, the flat steel product is produced from a steel consisting of (in wt. %) C: 0.15 ...
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WO/2020/032188A1 |
The present invention prevents an arm portion from becoming too thin during a rough shaping stage in the manufacture of a large hat-shaped steel piling using a material (slab) having a rectangular cross section, and enables the manufactu...
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WO/2020/031956A1 |
The purpose of the present invention is to provide a roll-bonded body of a copper layer and a stainless steel layer, which has a hard copper layer, while achieving a good balance between heat dissipation properties and strength. A roll-b...
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WO/2020/027966A1 |
In one embodiment, a lead strip caster for battery grids includes a nozzle, a pair of rollers, and a molten lead supply to the nozzle. The lead strip caster produces a continuous lead strip for making battery grids. The nozzle has at lea...
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WO/2020/019650A1 |
Disclosed is a lightweight high-strength aluminium alloy composite board comprising an aluminium alloy board and a magnesium lithium zinc alloy board, wherein the aluminium alloy board and the magnesium lithium zinc alloy board are compo...
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WO/2020/004592A1 |
Provided are an undrafted portion width detection device and a detection method in which the width of an undrafted portion of a steel material can be correctly detected even when the temperature difference between a drafted portion and t...
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WO/2020/004561A1 |
Provided are: a high-strength cold-rolled steel sheet for which little load is required during cold working and which has superior formability and ductility such that certain conditions are satisfied with regard to the evaluation of form...
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WO/2020/001396A1 |
A production apparatus for short-process metal composite plate manufacturing, comprising a parent metal supply device consisting of an uncoiler (1), a pinch roll (2), a shot blasting machine (3), a welding device (4), a welding pinch rol...
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WO/2020/003784A1 |
Provided is a method for producing a titanium material for hot rolling with few surface defects in a hot-rolled titanium material, in particular, few surface defects resulting from treatment for applying plastic strain to a titanium mate...
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WO/2020/004661A1 |
This high-strength steel plate has a predetermined chemical composition and a metal structure which consists of: 70.0-95.0 area% of martensite; 5.0-30.0 area% of residual austenite; and 0-10.0% being the remainder, wherein the average-pa...
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WO/2019/245570A1 |
An apparatus, material and method for forming a brazing sheet has a high strength core bonded with corrosion protection layer on the coolant side and/or layers on both airside and coolant side. The material enables heat exchanger compone...
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WO/2019/244192A1 |
Plant (10) and method for the production of a hot-rolled metal strip (11), comprising a vertical continuous casting machine (12) and, disposed in sequence along a horizontal rolling plane (P), a roughing stand (19), a shear (20) for shea...
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WO/2019/239224A1 |
A tool for roll-forming a noncircular lip of a component includes a central shaft, first and second axles, and first and second rollers. The central shaft has a longitudinal axis. The central shaft is adapted to rotate about the longitud...
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WO/2019/240130A1 |
A workpiece processing device (10) has rollers (13), (14), rotation mechanisms (20), (21) for rotating the rollers (13), (14), pressing mechanisms (30), (31), swinging mechanisms (40), (41), and a control unit (50). The rollers (13), (14...
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WO/2019/235647A1 |
Provided is a wound body with which it is possible to implement an evaporation mask inspection step appropriately. A wound body of a metal sheet for use in manufacturing an evaporation mask is provided with: a shaft member having an oute...
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WO/2019/224305A1 |
The invention relates to a casting-rolling system (1) for generating a thin or ultra-thin band from a cast thin slab made of steel in batch or continuous operation, comprising at least one casting system (2a, 2b) for casting a thin slab ...
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WO/2019/215114A1 |
The invention relates to a casting and rolling plant (100) for producing metal strips (200), and to a method for operating such a casting and rolling plant (100), in which a metal strip (200) is transported in a conveying direction (F). ...
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WO/2019/217700A1 |
An apparatus for continuously casting thin strip comprises a pair of internally cooled counter-rotatable casting rolls having casting surfaces, the pair of casting rolls laterally positioned to form a gap at a nip between the casting rol...
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WO/2019/207636A1 |
Metal scrap is melted in an electric furnace to produce molten steel. This molten steel is transferred to a ladle and refined. This molten steel is cast in a continuous casting machine to produce a slab. The thickness of this slab is 80 ...
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WO/2019/198549A1 |
The purpose of the present invention is to provide: a roll-bonded body which is controlled in terms of warping; and a method for producing this roll-bonded body. A method for producing a roll-bonded body by bonding a first metal plate an...
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WO/2019/193655A1 |
This titanium plate includes a chemical composition comprising pure titanium for industrial use, has an arithmetic-mean roughness Ra of 0.05-0.40 μm at the surface, and includes titanium carbide, for which a ratio ((Ic/Im) × 100) of th...
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WO/2019/195709A1 |
Described herein are thin metal strips having hot rolled exterior side surfaces characterized as being primarily or substantially free of all prior austenite grain boundaries, or at least primarily or substantially free of all prior aust...
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WO/2019/194201A1 |
The purpose of the present invention is to provide: a metal plate in which the occurrence of surface roughening is suppressed; a method for manufacturing the metal plate; a method for manufacturing a metal plate-molded article; and a met...
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WO/2019/193512A1 |
A continuous casting and rolling plant for the continuous production of steel bars or profiles, the plant comprising in sequence, along a processing line, a continuous casting machine (1) adapted to cast a billet (10); a first cutting de...
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WO/2019/189707A1 |
In order to provide a two-phase stainless-clad steel sheet for which the corrosion resistance of the cladding material as well as the strength and ductility of the base material are excellent, disclosed is a two-phase stainless-clad stee...
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WO/2019/189914A1 |
Provided are a metal plate that exhibits an improved workability and cost when mass produced, while securing a satisfactory strength and performance; a metal supported electrochemical element having this metal plate; and the like. A meth...
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WO/2019/189708A1 |
In order to provide a two-phase stainless-clad steel sheet for which the corrosion resistance of the cladding material as well as the strength and ductility of the base material are excellent, disclosed is a two-phase stainless-clad stee...
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WO/2019/181832A1 |
A metallic band rolling method comprising, when rolling a metallic band using a multiple rolling machine provided with at least a pair of upper and lower work rolls, a pair of upper and lower intermediate rolls, and a pair of upper and l...
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WO/2019/180957A1 |
A rolled H-shaped steel having a prescribed chemical composition, wherein, at a position (1/6)F from an outside surface of a flange in the width direction, the metal structure at a depth of 100 μm from an outside surface in the thicknes...
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WO/2019/182021A1 |
The present invention provides a surface-treated aluminum alloy material which has a configuration that enables an oxide coating layer to have reliably improved adhesion and bondability to a resin layer, said oxide coating layer being pr...
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WO/2019/176937A1 |
The purpose of the present invention is to provide a roll-bonded body in which an ultrathin metal layer is laminated to another metal without wrinkling or breaking. A roll-bonded body, in which at least three layers are laminated, compri...
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WO/2019/176112A1 |
A steel sheet for coal/ore carrier holds that is a ferrite-pearlite steel sheet of specified components, wherein: the microstructure is a structure configured with the ferrite area fraction in the ¼ thickness region being 80-95% and the...
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WO/2019/175370A1 |
The invention relates to a metal substrate provided with surface textures wherein different texture patterns are provided over predefined surface areas of the metal substrate and wherein the different texture patterns are tailored to pre...
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WO/2019/177215A1 |
The present invention relates to a method for manufacturing a copper-titanium (Cu-Ti)-based copper alloy, and provides a method for manufacturing a copper alloy, requiring high performance, for automobiles and electrical and electronic c...
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WO/2019/170381A1 |
The invention relates to a roll stand (1) having at least one pair of rollers (4, 5) between which the flat rolled product (2) is located. The rollers (4, 5) can be moved axially in opposite directions. The roll stand (1) additionally ha...
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WO/2019/167868A1 |
A method for manufacturing a slab by means of continuous casting equipment comprising a twin-drum continuous casting device, a cooling device, an inline mill, and a take-up device, wherein a rolling analysis model is used to calculate a ...
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WO/2019/164082A1 |
The present invention relates to a manufacturing method for manufacturing a steel wire, comprising: a first drawing step of drawing a wire through a first die; a groove-rolling step of passing the wire, having passed through the first di...
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WO/2019/156078A1 |
With this method, flat shape rolling of large preform is performed without generating problems such as elongation along the web height direction and deformation of a flange-equivalent part, and H-beam products having a wider flange than ...
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