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WO/2022/239886A1 |
The present invention relates to a commercially pure titanium alloy meeting both high strength and high ductility, and a preparation method therefor, and titanium according to one embodiment of the present invention comprises components ...
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WO/2022/236975A1 |
The present invention relates to the technical field of metal materials, and disclosed are a high-manganese steel wire rod for welding and a steel rolling process therefor. By alloying C, Mn and Cr and in combination with a certain amoun...
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WO/2022/240977A1 |
A system for forming a deep drawn helmet and method therefor are disclosed. The system includes a forming draw ring and a non-forming draw ring and supports a prepreg stack between a forming aperture of the forming draw ring and a non-fo...
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WO/2022/234902A1 |
An electrical steel sheet according to the present invention comprises, by wt%, 2.0-4.0% of Si, Mn in an amount greater than 0.5% and less than or equal to 2.0%, 0.01% or less of S (excluding 0%), 0.01% or less of C (excluding 0%), 0.01%...
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WO/2022/234901A1 |
An electric steel sheet according to the present invention comprises, in weight%, Si: 2.0% to 4.0%, Mn: 0.5% (exclusive) to 2.0% (inclusive), S: 0.01% or less (excluding 0%), C: 0.01% or less (excluding 0%), N: 0.01% or less (excluding 0...
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WO/2022/234220A1 |
The invention relates to a method for forging a part from a maraging steel ingot, characterized in that said method, further to conventional forging steps, comprises a recrystallizing step selected from: - a step of recrystallizing by he...
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WO/2022/227160A1 |
Disclosed is a gear steel bar with controlled rolling and high-temperature tempering. The gear steel bar comprises the following components in percentage by weight: 0.15-0.25 % of C, 1.00-1.50 % of Mn, less than or equal to 0.35 % of Si,...
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WO/2022/229305A1 |
The invention relates to an electrical steel strip having at least one functional layer (4) that consists at least in part of a ferromagnetic material and having at least one auxiliary layer (8) that consists at least in part of a non-ma...
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WO/2022/231148A1 |
The present invention relates to a method for manufacturing an aluminum alloy for a heat exchanger. The present invention pertains to a heat treatment process method for simultaneously achieving excellent perforation corrosion resistance...
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WO/2022/228574A1 |
A hot stamping component having a tensile strength ≥1000 MPa and a fabrication method therefor. The chemical composition of said hot stamping component by weight percentage is as follows: 0.05-0.20% of C, 0.02-1.00% of Si, 0.5-2.0% of ...
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WO/2022/228216A1 |
Disclosed are a steel for a high-temperature carburized gear shaft and a manufacturing method for the steel. The steel for the high-temperature carburized gear shaft comprises the following chemical components in percentage by mass: 0.17...
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WO/2022/227396A1 |
Disclosed are an efficiently welded bridge steel and a fabrication method therefor, which relate to the technical field of iron and steel production. The efficiently welded bridge steel comprises the following chemical components in mass...
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WO/2022/222294A1 |
Disclosed in the present invention are a high-toughness quasi-sub-temperature quenched 09MnNiDR container steel and a preparation method therefor, which relate to the technical field of steel production. The high-toughness quasi-sub-temp...
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WO/2022/223719A1 |
This invention relates to a cold-rolled and annealed bake-hardenable steel hot-dip galvanised or electrogalvanised strip or sheet and a method for producing the strip or sheet.
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WO/2022/224458A1 |
Provided is a wear-resistant steel sheet having a predetermined chemical composition, wherein: the Vickers hardness HV10 (Hv) thereof at a position 1 mm deep from the surface satisfies expression 1: HV10 ≥ 634 x √[C] + 140; crystal g...
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WO/2022/224640A1 |
Provided are a stainless steel pipe and a manufacturing method thereof. This stainless steel pipe has: a component composition containing, by mass%, 0.05% or less of C, 1.0% or less of Si, 0.10 to 2.0% of Mn, 0.05% or less of P, less tha...
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WO/2022/219853A1 |
The material of an oil ring wire 2 is an alloy steel. The alloy steel contains 0.50-0.65 mass% of C, 1.60-2.30 mass% of Si, 0.60-1.10 mass% of Mn, 0.75-1.15 mass% of Cr, 0.18-0.45 mass% of Ni, 0.05-0.15 mass% of V, and 0.15 mass% or less...
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WO/2022/219742A1 |
This hot-rolled steel sheet for a non-oriented electrical steel sheet has a solid solution Ti amount of 0.0005% or less and includes Ti carbides having a circle equivalent diameter of 10-50 nm at the grain boundary or within ferrite grai...
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WO/2022/220237A1 |
Provided is a railroad wheel having excellent toughness at a boss portion. A railroad wheel according to the present disclosure comprises a rim portion, a boss portion having a through-hole, and a plate portion. The railroad wheel has a ...
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WO/2022/219854A1 |
The material of an oil ring wire 2 is an alloy steel. The alloy steel includes 0.50-0.65 mass% C, 1.60-2.30 mass% Si, 0.60-1.10 mass% Mn, 0.75-1.15 mass% Cr, 0.18-0.45 mass% Ni, 0.05-0.15 mass% V, not more than 0.15 mass% Cu, and unavoid...
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WO/2022/214527A1 |
An apparatus (100) for continuous monitoring of a metallic material (20) in a rolling process, comprising: at least one roll- separating force sensor (101); at least one strain sensor (102); at least one temperature sensor (103); at leas...
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WO/2022/215710A1 |
This grain-oriented electrical steel sheet has a base steel sheet, and an insulating film formed on a surface of the base steel sheet. The insulating film has: an intermediate layer that is formed on the base steel sheet side and that co...
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WO/2022/215709A1 |
This grain-oriented electromagnetic steel sheet comprises a base steel sheet and an insulating film that is formed on the surface of the base steel sheet; the insulating film comprises an intermediate layer that is formed on the base ste...
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WO/2022/214488A1 |
The invention relates to a high strength cold rolled steel sheet having a composition consisting of the following elements (in wt. %):C 0.08 –0.14, Mn 2.5 – 3.0, Si 0.7 – 1.1, Cr 0.05 – 0.4. Optionally Al ≤ 0.2, Nb ≤ 0.1, Mo ...
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WO/2022/215714A1 |
This grain-oriented electrical steel sheet has a base steel sheet and an insulating film formed on a surface of the base steel sheet. The base steel sheet has, on the insulating film side, an iron-based oxide layer containing an iron-bas...
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WO/2022/215548A1 |
This hot-stretch-reduced electric resistance welded pipe has a base metal part and a weld part, the base metal part having a prescribed chemical composition, the value of Ti/N obtained by dividing the Ti content by the N content being 3....
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WO/2022/213853A1 |
Disclosed is a non-oriented electrical steel plate, the content of the chemical elements thereof in mass percentage being as follows: 0
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WO/2022/205939A1 |
A hydrogen-induced-cracking-resistant pressure vessel steel plate with a thickness greater than 200-250 mm. The steel plate contains the following chemical components: C: 0.10-0.20%, Si: 0.15-0.40%, Mn: 0.95-1.35%, P: ≤0.005%, S: ≤0....
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WO/2022/211004A1 |
This non-oriented electromagnetic steel sheet has a base material having a chemical composition containing 3.7-4.8% of Si, has a recrystallization rate less than 100% in terms of area ratio, satisfies formulae (i) and (ii), and has a ten...
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WO/2022/205794A1 |
Disclosed are steel for a high-cleanliness camshaft and a rolling method therefor. The mass percentages of the chemical components of the steel are as follows: C: 0.17-0.22%; Si: 0.17-0.37%; Mn: 1.10-1.40%; Cr: 1.00-1.30%; P: ≤0.020%; ...
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WO/2022/209896A1 |
The purpose of the present invention is to provide a steel pipe for high-pressure hydrogen that has high strength and a small fatigue crack growth rate in a range where ΔK regarding fatigue crack growth characteristics is 10 MPa·m1/2 o...
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WO/2022/210220A1 |
Provided is a hot-rolled steel sheet having excellent stretch-flangeability. The hot-rolled steel sheet has a component composition containing, in terms of mass%, 0.10% or less of C, 2.0% or less of Si, 2.0% or less of Mn, 0.100% or le...
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WO/2022/210125A1 |
Provided is a steel wire for a mechanical structural component, said steel wire containing 0.05 mass%-0.60 mass% of C, 0.005 mass%-0.50 mass% of Si, 0.30 mass%-1.20 mass% of Mn, more than 0 mass% but no more than 0.050 mass% of P, more t...
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WO/2022/211001A1 |
The purpose of the present invention is to provide a magnesium oxide which is for an annealing separating agent and which is used for obtaining a grain-oriented electrical steel sheet having excellent coating characteristics. The magne...
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WO/2022/206911A1 |
Provided are a low-carbon low-alloy Q&P steel or hot-dip galvanized Q&P steel with a tensile strength greater than or equal to 1180 MPa, and a manufacturing method therefor. The steel comprises the chemical components by mass percent: C:...
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WO/2022/211007A1 |
This non-oriented electrical steel sheet has a chemical composition likely generating the α-γ transformation, and contains, by mass, at least 0.010% or less C, 1.50%-4.00% Si, 0.0001%-1.0% sol.Al, 0.010% or less S, 0.010% or less N, an...
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WO/2022/210126A1 |
A steel wire for a machine structural component which contains predetermined contents of C, Si, Mn, P, S, Al, Cr, and N, respectively, and the balance iron and inevitable impurities, wherein when the total content (mass%) of Cr and Mn in...
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WO/2022/210503A1 |
Proposed is a method for producing a grain-oriented electrical steel sheet having a low iron loss and a high magnetic flux density, by using a steel material that contains no inhibitor-forming components. The present invention involves: ...
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WO/2022/210867A1 |
This non-oriented electrical steel sheet comprises a silicon steel plate as a base material. The silicon steel plate has a predetermined mechanical property according to a direction with respect to a rolling direction, and the difference...
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WO/2022/211016A1 |
A non-oriented electromagnetic steel sheet according to the present invention has a chemical composition with which α-γ transformation can occur and which contains at least, in terms of mass%, at most 0.010% of C, 1.50-4.00% of Si, 0.0...
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WO/2022/210998A1 |
This non-oriented electric steel sheet has a chemical composition likely generating the α-y transformation, and contains by mass at least 0.010% or less C, 1.50%-4.00% Si, 0.0001%-1.0% sol.Al, 0.010% or less S, 0.010% or less N, 0.0005%...
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WO/2022/210219A1 |
To provide a high-strength hot-rolled steel sheet that is highly effective in suppressing wrinkle generation and cracking during bending. The high-strength hot-rolled steel sheet has a component composition containing, in terms of mass...
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WO/2022/210864A1 |
The base material of this non-oriented electromagnetic steel sheet has a chemical composition that includes 3.2–4.5 mass% of Si, the tensile strength of the non-oriented electromagnetic steel sheet is at least 550 MPa, and the ratio (P...
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WO/2022/209839A1 |
The purpose of the present invention is to provide a high-strength steel sheet having tensile strength, press formability, and bendability, and to provide a method for manufacturing the same. The high-strength steel sheet has a predete...
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WO/2022/210530A1 |
Provided is a non-oriented electromagnetic steel sheet that is characterized by having a prescribed chemical composition. The non-oriented electromagnetic steel sheet is also characterized in that, in a cross-section that is parallel to ...
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WO/2022/206915A1 |
A low-carbon, low-alloy and high-formability dual-phase steel having a tensile strength of greater than or equal to 590 MPa, a hot-dip galvanized dual-phase steel, and a manufacturing method therefor by means of rapid heat treatment. The...
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WO/2022/211053A1 |
A non-oriented electric steel sheet characterized in that, in a cross section in the plate thickness direction of a base material, the number density N2-5 of precipitates having an equivalent circle diameter of 50-500 nm present in a ran...
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WO/2022/206916A1 |
A hot-dipped aluminum-zinc or zinc-aluminum-magnesium multiphase steel having a yield strength of greater than or equal to 450 MPa and a rapid heat-treatment hot plating manufacturing method therefor. The steel comprises the following co...
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WO/2022/206917A1 |
A high-formability hot galvanized aluminum-zinc or hot galvanized aluminum-magnesium dual-phase steel having a tensile strength of ≥590 MPa and a rapid heat treatment hot dipping fabrication method, the steel comprising the following c...
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WO/2022/210870A1 |
This non-oriented electromagnetic steel sheet satisfies the condition that, in a cross-section parallel to the surface of the steel sheet, the surface area ratio of crystal grains having a crystal-grain diameter of less than 200μｍ is ...
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