| Document |
Document Title |
|
WO/2022/097588A1 |
Provided is a steel sheet having excellent low-temperature toughness of the HAZ, especially after high heat input welding. This steel sheet contains predetermined ingredients in a predetermined range amount and has a composition in which...
|
|
WO/2022/097965A1 |
Provided are plated steel sheets for hot press forming, hot press formed parts manufactured therefrom, and manufacturing methods thereof, the plated steel sheets for hot press forming comprising: a base steel sheet comprising, in weight ...
|
|
WO/2022/098132A1 |
A steel sheet for enameling according to an embodiment of the present invention comprises, by weight%, 0.01-0.05% of C, 0.05-0.8% of Mn, 0.001-0.03% of Si, 0.03-0.12% of Al, 0.001-0.02% of P, 0.001-0.02% of S, 0.004% or less of N (exclud...
|
|
WO/2022/097989A1 |
Provided are a high-strength galvanized steel sheet having excellent image clarity and a manufacturing method therefor. A high-strength, galvanized steel sheet of the present invention comprises, by mass%, 0.003-0.005% of C, 0.05% or les...
|
|
WO/2022/092112A1 |
This wound core comprises a wound core body in which multiple polygonal ring-shaped grain-oriented electromagnetic steel plates are laminated in a side view, wherein: flat sections and bent sections of the grain-oriented electromagnetic ...
|
|
WO/2022/089814A1 |
Alloy, raw workpiece, component consisting of austenite, and method. The new alloy allows austenites to be used at higher temperatures, with new heat treatments also being used.
|
|
WO/2022/092114A1 |
This wound core comprises a wound core body obtained by laminating a plurality of grain-oriented electrical steel sheets having polygonal ring shapes in a side view. The grain-oriented electrical steel sheets have flat sections and bent ...
|
|
WO/2022/092118A1 |
This wound core comprises a wound core body having a substantially rectangular shape in a side surface view, wherein in the wound core body, a first flat surface part and corner part are alternately continuous in the longitudinal directi...
|
|
WO/2022/092120A1 |
This wound core comprises a wound core body in which multiple polygonal ring-shaped grain-oriented electromagnetic steel plates are laminated in a side view, wherein flat sections and bent sections of the grain-oriented electromagnetic s...
|
|
WO/2022/091709A1 |
The purpose of the present invention is to provide: a hot-rolled steel sheet which is obtained at low cost and has low anisotropy during cold drawing, while having a small strength change before and after a heat treatment; and a method f...
|
|
WO/2022/092095A1 |
A wound core comprising a wound core body having a substantially rectangular shape in a side view, the wound core body including a portion in which grain-oriented electrical steel sheets are laminated in a sheet thickness direction, the ...
|
|
WO/2022/092116A1 |
This wound core comprises a wound core body that is rectangular when observed in a side view, wherein: the wound core body is configured such that first planar parts and corner parts are alternately continuous; and in at least one corner...
|
|
WO/2022/086050A1 |
The present invention relates to a steel sheet suitable for a vehicle material and, more specifically, to an ultra high strength steel sheet having excellent ductility.
|
|
WO/2022/083217A1 |
The present invention pertains to the technical field of ferrous metallurgy, and relates to a method for producing a free-cutting steel hot-rolled wire rod for an OA shaft. According to the present invention, appropriate chemical compone...
|
|
WO/2022/086166A1 |
The present invention relates to a high-strength steel plate having excellent workability, and a method for manufacturing same, and more specifically, to: a high-strength steel plate which has excellent yield strength and elongation rate...
|
|
WO/2022/085263A1 |
An objective of the present invention is to provide a grain-oriented electrical steel sheet having excellent insulating properties. The grain-oriented electrical steel sheet includes a steel sheet and coating films respectively provided ...
|
|
WO/2022/086049A1 |
The present invention relates to a steel sheet that can be applied to automobile chassis parts and the like, and more particularly, to a high-strength steel sheet having excellent thermal stability, and a method for manufacturing the hig...
|
|
WO/2022/087548A1 |
The present invention relates to ferrous alloys with high strength, cost-effective corrosion resistance and cracking resistance for refinery service environments, such as amine service under sweet or sour environments. More specifically,...
|
|
WO/2022/087549A1 |
The present invention relates to ferrous alloys with high strength, cost-effective corrosion resistance and cracking resistance for refinery service environments, such as amine service under sweet or sour environments. More specifically,...
|
|
WO/2022/083218A1 |
Disclosed are a preparation method for steel for an engineering machinery gear and a preparation method for a forge piece. By combining adjustment and optimization of processes such as converter smelting, LF furnace refining, RH vacuum t...
|
|
WO/2022/085152A1 |
Provided is an electric resistance welded steel pipe for a mechanical structure component, the steel pipe including a machining part X corresponding to at least one of a drawing machining part and a steel pipe bending machining part, whe...
|
|
WO/2022/078018A1 |
Disclosed in the present invention is a control method for segregation and net carbide of an 86-grade high-strength cord steel wire rod. The control method comprises: KR molten iron pre-desulfurization, BOF converter smelting, LF furnace...
|
|
WO/2022/078693A1 |
The invention relates to a method for shaping a semi-finished product formed from a low-alloy steel, which contains at least 0.2% by mass of carbon and at least 0.5% by mass of silicon, wherein the semi-finished product at least at the a...
|
|
WO/2022/080497A1 |
This steel sheet has a specified chemical composition, in which a microstructure located at a position corresponding to the depth of 1/4 of the thickness of the steel sheet from the surface contains, in terms of volume fractions, 0% to 5...
|
|
WO/2022/075026A1 |
Provided are a rectangular steel pipe, a production method therefor, and a building structure. The present invention is a rectangular steel pipe having flat plate parts and corner parts, wherein, when the average thickness of the plate p...
|
|
WO/2022/074933A1 |
A low-strength thick steel sheet having excellent elongation properties and corrosion resistance, which has a specified compositional formula, in which a metal structure contains ferrite at an area ratio of 70% or more relative to the wh...
|
|
WO/2022/075406A1 |
The present invention provides a martensitic stainless steel material which has high strength and excellent SSC resistance. A martensitic stainless steel material according to the present disclosure contains, in mass%, 0.030% or less of ...
|
|
WO/2022/075405A1 |
Provided is a martensite-based stainless steel material which exhibits high strength and excellent SSC resistance. This martensite-based stainless steel material contains, in terms of mass%, not more than 0.030% of C, 5.05-7.50% of Ni, 1...
|
|
WO/2022/075027A1 |
Provided are an electric resistance welded steel pipe and a method for manufacturing the same. The present invention is an electric resistance welded steel pipe having a base material section and a welded section, wherein: the steel stru...
|
|
WO/2022/074883A1 |
The present invention is a method for forming a groove in a metal strip surface, in which: a coating agent for forming an etching resist coating is applied to a roller; a laser is projected onto the roller while being scanned in an axial...
|
|
WO/2022/074882A1 |
The present invention suitably removes an etching resist coating, even with a low-power laser, to form a narrow groove on a metal strip surface, while also reducing the thermal effect on the metal strip caused by laser irradiation, and t...
|
|
WO/2021/057954A9 |
Disclosed is a steel for an alloy structure, the chemical elements of the steel being, in percentage by mass: 0.35-0.45% of C, 0.27-0.35% of Si, 0.6-0.8% of Mn, 0.015-0.05% of Al, 0.06-0.1% of V, 0.2-1.0% of Zr, 0.001-0.005% of Mg, P ≤...
|
|
WO/2022/067962A1 |
The present invention relates to the technical field of steel production. Disclosed is low-cost high-performance Q370qE-HPS bridge steel, comprising the following chemical components in mass percentage: C: 0.05%-0.08%, Si: 0.10%-0.40%, M...
|
|
WO/2022/071420A1 |
Provided is a steel material that has excellent cutability, has excellent bending fatigue strength and surface fatigue strength even after being subjected to gas carburizing treatment or the like, and can suppress heat-treatment deformat...
|
|
WO/2022/068201A1 |
An ultra-strong, ductile and cheap medium manganese steel comprises in percentage by mass: 8-12 wt. %Mn, 0.2-0.4 wt. %C, 1-3 wt. %Al, 0.05-0.39 wt. %V, and the balance of Fe. The manufacturing method of the ultra-strong and ductile mediu...
|
|
WO/2022/071007A1 |
This welded rail according to one aspect of the present invention is provided with: a plurality of rail parts that each have a head section and a pillar section and each have a height h; and a welding joint part that joins the rail parts...
|
|
WO/2022/071419A1 |
Provided is a steel material that has excellent machinability, that has excellent bending fatigue strength and surface fatigue strength even after having a vacuum carburization process or the like performed thereon, and that can suppress...
|
|
WO/2022/070508A1 |
Provided are: a soft magnetic material that is formed from an FeCo-based alloy and that is capable of achieving a high saturation density as a result of reducing the Co content; a soft magnetic material manufacturing method; and an elect...
|
|
WO/2022/067961A1 |
Disclosed in the present invention is a low-cost high-performance Q500 bridge steel, relating to the technical field of steel production. The Q500 bridge steel comprises the following chemical components in percentage by mass: C≤0.035%...
|
|
WO/2022/068856A1 |
High-carbon bearing steel having high isotropy and long contact fatigue life and a manufacturing method. Components of said steel are designed as: C: 0.93-1.05 wt%, Cr: 1.45-1.60 wt%, Si: 0.20-0.35 wt%, Mn: 0.25-0.45 wt%, P≤0.015 wt%, ...
|
|
WO/2022/069291A1 |
The electric machine has a stator (80) and/or rotor with a stack (10) of soft-magnetic laminations (20) which are close to one another at flat sides (30, 50) of the laminations (20), and at least one of the flat sides (50) at which two a...
|
|
WO/2022/062692A1 |
Disclosed are a non-oriented silicon steel and a production method therefor. The non-oriented silicon steel is prepared using molten iron desulfurization, converter smelting, RH refining, continuous casting, hot rolling, acid continuous ...
|
|
WO/2022/065797A1 |
Provided are a high-strength thick hot-rolled steel sheet having excellent elongation and a method for manufacturing same. The high-strength thick hot-rolled steel sheet of the present invention comprises, by weight%: 0.05-0.15% of C; 0....
|
|
WO/2022/065772A1 |
Provided are a hot rolled steel sheet having excellent crashworthiness and a method for manufacturing same. The hot rolled steel sheet of the present invention contains, in weight%, 0.05-0.13% of carbon (C), 0.2-2.0% of silicon (Si), 1.3...
|
|
WO/2022/062574A1 |
Disclosed is a toughening regulation method for a super-thick steel plate. According to the present application, an existing industrial EH47 continuous casting billet is used as a raw material, two thermo-mechanical control processes (TM...
|
|
WO/2022/064248A1 |
A cold rolled and coated steel sheet, the steel comprising 0.30% ≤ carbon ≤ 0.45%, 1% ≤ manganese ≤ 2.5%, 0.9% ≤ silicon ≤ 2.2%, 0% ≤ aluminum ≤0.09%, 0.001%≤ niobium ≤ 0.09%, 0%≤ phosphorus ≤ 0.02%, 0%≤ sulfur ...
|
|
WO/2022/058461A2 |
The invention relates to a method for producing three-dimensional magnetic shields having sufficient permeability from unannealed, soft-annealed or magnetically annealed magnetically soft metal sheets, wherein the metal sheet is cold for...
|
|
WO/2022/059877A1 |
Austenitic stainless steel contains 14-19 wt% of chromium (Cr), 2-10 wt% of nickel (Ni), 2-20 wt% of manganese (Mn), 0.01-0.1 wt% of carbon (C), and 0.1-1 wt% of tantalum (Ta) and has an austenitic matrix structure, wherein fine tantalum...
|
|
WO/2022/054898A1 |
The purpose of the present invention is to provide a thick steel sheet that has high strength, superior elongation and fatigue crack propagation properties throughout the entire thickness thereof, and superior toughness, as well as a man...
|
|
WO/2022/052335A1 |
A thick low-carbon-equivalent high-toughness wear-resistant steel plate and a manufacturing method therefor, relating to the technical field of steel production. The steel plate comprises the following chemical components by mass percent...
|
