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WO/2023/132350A1 |
A steel sheet for hot stamping which has a base material steel sheet having a prescribed chemical composition and a zinc plating layer formed on the surface of the base material steel sheet, wherein: the microstructure at a 1/4-depth pos...
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WO/2023/132327A1 |
The present invention provides a hot dipped Al-Zn-Si-Mg coated steel sheet which stably has excellent corrosion resistance.　In order to achieve the above-described purpose, the present invention provides a hot dipped Al-Zn-Si-Mg coated...
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WO/2023/132289A1 |
This steel sheet for hot stamping has a specific chemical composition, while having a metal structure that contains, in area%, 75% to 95% of ferrite, 5% to 25% of martensite, and a total of 0% to 5% of pearlite, bainite and cementite; th...
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WO/2023/132244A1 |
Provided is a welded joint comprising stacked multiple steel plates, a spot-welded section having a nugget for joining the multiple steel plates together as well as a press-contact portion and a heat-affected zone which are formed around...
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WO/2023/132349A1 |
This steel sheet for hot stamping has a base steel plate having a predetermined chemical composition and a zinc-based plating layer formed on the surface of the base steel plate, wherein the microstructure at the 1/4 depth position in th...
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WO/2023/132241A1 |
Provided is a welded joint characterized by comprising a plurality of stacked steel sheets, nuggets joining the plurality of steel sheets, and a spot welded section having pressure welded sections and heat affected sections formed around...
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WO/2023/132240A1 |
Provided is a plated steel sheet characterized by comprising a base material steel sheet and a plating layer formed on a surface of the base material steel sheet, wherein the plating layer has a prescribed chemical composition, and if th...
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WO/2023/132237A1 |
The present invention provides a plated steel sheet which is provided with a base steel sheet and a plating layer that is formed on the surface of the base steel sheet, and which is characterized in that: the plating layer has a specific...
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WO/2023/105271A1 |
A low density hot rolled steel comprising of 0.12% ≤ carbon ≤ 0.25%, 3% ≤ manganese ≤ 10%, 3.5% ≤ aluminum ≤ 6.5%, 0% ≤ phosphorus ≤ 0.1%, 0% ≤ sulfur ≤ 0.03%, 0% ≤ nitrogen ≤ 0.1%, 0% ≤ silicon ≤ 2%, 0.01% â‰...
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WO/2023/106411A1 |
Provided is a steel sheet having a small sheet thickness, the steel sheet having both adequate strength and plating properties or chemical convertibility, and also provided is a plated steel sheet having a plating layer on the steel shee...
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WO/2023/098125A1 |
The present invention relates to the technical field of ferrous metallurgy production, and to a zinc-aluminum-magnesium alloy coated steel containing V and B and a preparation method therefor. The present invention provides the zinc-alum...
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WO/2023/098126A1 |
The present invention relates to a zinc-aluminum-magnesium alloy coating steel containing V, Ce, La and Mn, and a preparation method therefor, and belongs to the technical field of ferrous metallurgy production. The present invention pro...
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WO/2023/074088A1 |
The present invention provides a plated steel sheet which has a plating layer on the surface of a steel sheet. With respect to the plating layer, the total amount ΣA of Sn, Bi and In is less than 0.75%; the total amount ΣB of Ca, Y, La...
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WO/2023/067371A1 |
This patent relates to a method for depositing metallic coatings on a substrate comprising : - an annealing step, in an annealing furnace, forming on said substrate, a ferritic surface layer having a thickness from 10 µm to 50 µm and a...
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WO/2023/067406A1 |
This patent relates to a method for depositing metallic coatings on a substrate comprising : - an annealing step, in an annealing furnace, forming on said substrate, a ferritic surface layer having a thickness from 10 µm to 50 µm and a...
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WO/2023/063048A1 |
This hot-stamp-molded object comprises a steel material and a plating layer. The chemical composition of the plating layer contains, in mass%, 0-70% of Al, 10-60% of Fe, 0-20% of Si, and a total of 0.00001-0.3% of a C-group element which...
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WO/2023/055073A1 |
The present invention provides a Zn-Mg-Al plated steel sheet having excellent corrosion resistance and whiteness, and a method for manufacturing same.
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WO/2023/055070A1 |
The present invention provides a Zn-Mg-Al-based plated steel sheet excellent in corrosion resistance and excellent in at least one of weldability and phosphatability, and a manufacturing method therefor.
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WO/2023/055028A1 |
The present invention provides a Zn-Mg-Al plated steel sheet having excellent corrosion resistance and bendability, and a method for manufacturing same.
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WO/2023/040239A1 |
Disclosed in the present invention are a zinc-magnesium alloy intelligent sacrificial anode material and the use thereof. The chemical components of the material comprise, in percentages by mass: 10-11% of Mg, 0.1-0.3% of Al, and impurit...
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WO/2023/037396A1 |
A hot-dip galvanized steel material according to an embodiment of the present invention comprises a base steel material and a hot-dip plating layer on the surface of the base steel material, wherein the chemical composition of the hot-di...
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WO/2023/026819A1 |
Provided is a high-strength steel sheet having a tensile strength of 1180 MPa or above and an excellent component strength, stretch flangeability, bendability, and delayed fracture resistance The high-strength steel sheet comprises a ste...
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WO/2023/007833A1 |
Provided is a galvanized steel sheet that has a tensile strength of at least 590 MPa and less than 980 MPa, has excellent ductility, hole expandability, and local ductility, has excellent work-hardening properties, and has excellent dime...
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WO/2022/270053A1 |
Provided is a hot-dip galvanized steel sheet that has a high YR value and high ductility, stretch flangeability and bendability, has improved shearing workability, and has a TS value of 1180 MPa or more. In the hot-dip galvanized steel s...
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WO/2022/258783A1 |
Modified Cast Metal Object The invention relates to cast metal objects that are prepared by casting a liquid precursor comprising one or more molten metal and an additive.
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WO/2022/254847A1 |
Provided is a steel plate whereby excellent quality of appearance can be realized in a molded article.　A steel plate, wherein the chemical composition thereof, in terms of mass%, is 0.030-0.145% C, 0-0.500% Si, 0.50-2.50% Mn, 0-0.100% ...
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WO/2022/250091A1 |
This automobile body is for use on public roads, has excellent collision safety, and comprises at least: a steel material including a steel plate having a tensile strength of 1,180 MPa or more; a non-iron metal material; and a resin mate...
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WO/2022/230399A1 |
Provided are: a high-strength steel sheet having high plating properties, LME resistance, and hydrogen embrittlement resistance; and a plated steel sheet.　The present invention provides a steel sheet containing 0.05-0.40% of C, 0.2-3.0...
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WO/2022/230402A1 |
Provided is a high-strength plated steel sheet having high hydrogen embrittlement resistance.　Provided is an alloyed hot-dip galvanized steel sheet including: a steel sheet that includes 0.05-0.40% C, 0.2-3.0% Si, 0.1-5.0% Mn, and 0.4-...
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WO/2022/230071A1 |
This steel welded member is obtained by joining, via at least one spot welded part, multiple Zn-plated steel materials having a Zn plating layer at the steel material surface. The steel material contains, by mass%, C: 0.05 to 0.40%, Si: ...
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WO/2022/230401A1 |
Provided are a plated steel sheet and high-strength steel sheet having high plating properties, LME resistance, and hydrogen embrittlement resistance.　Provided are a steel sheet and a plated steel sheet using the same. The steel sheet ...
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WO/2022/230400A1 |
Provided are: a high-strength steel sheet having high plating properties, LME resistance, and hydrogen embrittlement resistance; and a plated steel sheet.　Provided are: a steel sheet that contains 0.05-0.40% of C, 0.2-3.0% of Si, 0.1-5...
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WO/2022/215425A1 |
This method for manufacturing a press-molded article includes: overlapping steel plates (10, 20), at least one of which has a plated layer on the surface thereof, such that the plated layer is arranged between the steel plates (10, 20); ...
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WO/2022/215694A1 |
Provided is a Zn-Al-Mg plated checkered steel plate having on the plate surface thereof protruding parts and flat parts, wherein: a plating layer has a prescribed chemical composition; when observing a cross-section that is at the length...
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WO/2022/215389A1 |
Provided is a high-strength cold-rolled steel sheet that has tensile strength of at least 1320 MPa and outstanding fatigue strength of spot-welded sections. This high-strength cold-rolled steel sheet has a composition that comprises 0.15...
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WO/2022/215635A1 |
This steel sheet for hot stamping is characteristically provided with the following in the indicated sequence: a base steel sheet; an Al-Si alloy plating layer that has an Al content of at least 75 mass% and an Si content of at least 3 m...
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WO/2022/209522A1 |
The present invention addresses the problem of providing a clad steel sheet which has a tensile strength (TS) of 780 MPa or more and which has excellent ductility, bendability, collision resistance properties and LME resistance propertie...
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WO/2022/209521A1 |
Provided is a clad steel plate that has a tensile strength (TS) of at least 780 MPa and has excellent bendability, collision resistance properties, and LME resistance properties. According to the present invention, a clad steel plate has...
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WO/2022/199922A1 |
Described is a method for producing a tubular semi-finished product (10) for an implant scaffold which leads to an improvement of the dilatability of the scaffold, wherein the semi-finished product (10) consists of a magnesium alloy, sai...
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WO/2022/202716A1 |
Provided is a galvanized steel sheet having a tensile strength of 980 MPa or above, a high YS, and excellent ductility, work-hardening property, and hole-widening property. In the present invention: a base steel sheet has a prescribed co...
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WO/2022/202107A1 |
Provided is a galvanized steel sheet having high strength, specifically, a tensile strength of at least 1150 MPa, and excellent resistance spot welding properties. A base steel sheet is given a prescribed component composition, the amoun...
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WO/2022/202108A1 |
Provided is a galvanized steel sheet having high strength, specifically, a tensile strength of at least 1160 MPa, and excellent resistance spot welding properties. The component composition of a base steel sheet is made to contain 0.02% ...
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WO/2022/191213A1 |
The present invention provides a hot dipped Al-Zn-Si-Mg coated steel sheet which stably has excellent corrosion resistance.　In order to achieve the above-described purpose, the present invention provides a hot dipped Al-Zn-Si-Mg coated...
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WO/2022/189728A1 |
the invention relates to a landing gear (100) characterized in that it comprises at least one static sealing point (40), the static sealing point comprising a seal made of an elastically deformable material held between a portion of a fi...
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WO/2022/186380A1 |
This surface-treated steel material has a steel sheet, a zinc-containing plating layer formed on the steel sheet, and a film formed on the plating layer, wherein: the film has a thickness of 100 nm to 1,000 nm; the film is formed from am...
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WO/2022/185849A1 |
This battery unit has: a battery pack that houses a battery cell; and a cooling-medium passage that is formed on the outer side of the bottom surface of the battery pack. The cooling-medium passage is constituted from a Zn-plated steel p...
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WO/2022/181761A1 |
The present invention provides a steel sheet which has high strength, while achieving excellent appearance quality.　A steel sheet which has a chemical composition that contains, in mass%, more than 0.030% but not more than 0.145% of C,...
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WO/2022/172763A1 |
This hot-stamped molded body has a prescribed chemical composition satisfying formula (1) and formula (2) and has a metal structure that includes at least 90% martensite by area, and a soft region occupies 5-25% by area of the martensite...
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WO/2022/158062A1 |
The purpose of the present invention is to provide: a hot pressing member and a coating member having excellent post-coating image clarity and excellent post-coating corrosion resistance; and a method for manufacturing same. Furthermore,...
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WO/2022/153840A1 |
This plated steel sheet for automobile structural members has: a steel sheet; a plating layer formed on at least a portion of the surface of the steel sheet; an oxide layer formed on at least a portion of the surface of the plating layer...
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