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WO/2022/033323A1 |
A welding strip (100), comprising: a conductive substrate (1); a tin welding layer (2). The tin welding layer (2) covers at least a portion of the conductive substrate (1). The tin welding layer (2) consists of Sn, Bi and Pb; or the tin ...
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WO/2022/029033A1 |
The invention relates to a method for producing coated steel strip, comprising: heating a steel strip (2) made of a hardenable steel to a strip target temperature (T3) of less than 625°C, and hot-dip coating the steel strip (2), heated ...
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WO/2022/024544A1 |
The present invention provides a method for reducing dross defects more effectively.　A dross defect prediction method according to the present invention includes: a step for receiving input of operation conditions to a dross defect pre...
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WO/2022/019509A1 |
The present invention relates to a steel sheet which is suitable for use for a vehicle structural member or the like, and more specifically to a steel sheet having high strength, excellent formability and an excellent strain hardening ra...
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WO/2022/016613A1 |
Disclosed is a zinc pot slag-dredging device for a hot-dip galvanization production line, the zinc pot slag-dredging device comprising a zinc pot body (1), hoisting rings (2), an insertion base (3), a hoisting frame (4), a dredging elect...
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WO/2022/016614A1 |
A high-efficiency heat absorption device for a hot galvanizing pot, comprising a base (1), support columns (2), a reinforced steel rod (3), a support plate (4), a reinforced steel plate (5), a draught fan (6), an air purifier (7), a heat...
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WO/2022/017138A1 |
The present invention provides a method for manufacturing a hot-dip galvanized steel sheet, comprising performing a heat treatment step, a hot dip plating step, and an alloying treatment step on a steel sheet having high Si and Mn conten...
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WO/2022/016615A1 |
A hot-dip galvanization production line-based purification and exhaust apparatus, comprising a reinforced bottom plate (1), side heat insulation plate frames (2), a galvanization bath (3), a heat conduction and conveyance frame structure...
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WO/2022/014131A1 |
Provided is a continuous annealing apparatus which makes it possible to manufacture a steel sheet having excellent hydrogen embrittlement resistance properties. The continuous annealing apparatus (100) according to the present invention ...
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WO/2022/013038A1 |
The invention relates to processes for producing a hot dip-coated steel sheet, wherein the process comprises the following steps: providing a steel sheet; hot dip coating the steel sheet with a zinc-based coating, wherein the steel sheet...
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WO/2022/014125A1 |
To provide a steel sheet dehydrogenation device, a system for manufacturing a steel sheet, and a method for manufacturing a steel sheet, whereby it is possible to manufacture a steel sheet having exceptional hydrogen embrittlement resist...
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WO/2022/014645A1 |
This hot stamped member has a base steel sheet and an Fe-Al plating layer formed on one or both surfaces of the base steel sheet, wherein: the Fe-Al plating layer contains, in mass percentages, 64.0-99.4% of Fe, 0.5-30.0% of Al, and 0.1-...
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WO/2022/008949A1 |
A cold rolled steel sheet having a composition comprising of 0.05 % ≤ Carbon ≤ 0.15 %, 1.8% ≤ Manganese ≤ 2.7%, 0.1% ≤ Silicon ≤ 1%,0.01% ≤ Aluminum ≤ 0.8%,0.1% ≤ Chromium ≤ 0.9%,0% ≤ Phosphorus ≤ 0.09%,0.0001% â‰...
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WO/2022/009032A1 |
A cold rolled steel sheet having a composition comprising of 0.05 % ≤ Carbon ≤ 0.15 %, 1.8% ≤ Manganese ≤ 2.7%, 0.1% ≤ Silicon ≤ 1%,0.01% ≤ Aluminum ≤ 0.8%,0.1% ≤ Chromium ≤ 0.9%,0% ≤ Phosphorus ≤ 0.09%,0.0001% â‰...
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WO/2022/004969A1 |
An embodiment of the present invention is a steel sheet for hot pressing comprising: a base steel sheet; and a plating layer positioned on the base steel sheet and having a diffusion layer and a surface layer which are sequentially stack...
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WO/2022/002973A1 |
Method of manufacturing a steel strip, comprising the subsequent steps of hot rolling the strip into a hot rolled strip, cold rolling the hot rolled strip and hot dip coating the cold rolled strip with a Zn based coating by leading the s...
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WO/2021/261636A1 |
The present invention relates to an anti-plating agent for selectively preventing an object to be plated from being plated at a portion thereof requiring welding or the like during hot-dip plating, and a selective hot-dip plating method ...
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WO/2021/254719A1 |
A hot-rolled strip steel product having a chemical composition consisting of, in terms of weight percentages (wt. %): 0.030%-0.10% C, 0%-1.10% Si, 0.50%-2.0% Mn, <0.020% P, <0.010% S,<0.010% N, 0%-0.60% Cr, 0%-0.20% Ni, 0%-0.25% Cu, 0%- ...
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WO/2021/256906A1 |
Provided are a plated steel sheet and a method for manufacturing same, the plated steel sheet comprising: a base steel sheet; a Zn-Mg-Al based plated layer provided on at least one surface of the base steel sheet; and an Fe-Al based supp...
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WO/2021/257608A1 |
Coated grain oriented electrical steel plates and methods of producing the same are provided. In an exemplary embodiment, a method includes producing molten steel with from about 2.5 to about 4 weight percent silicon, from about 0.005 to...
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WO/2021/254722A1 |
A hot-rolled strip steel product having a chemical composition consisting of, in terms of weight percentages (wt. %): 0.025%-0.070% C, 0%-1.10% Si, 0.50%-2.0% Mn, <0.020% P, <0.050% S,<0.010% N, 0%-0.60% Cr, 0%-0.20% Ni, 0%-0.25% Cu, 0%-...
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WO/2021/256079A1 |
Provided are: a gas wiping nozzle that is manufactured so as to be divided along the length direction of a slit and in which it is possible to retain a gap in the width direction of the slit in a uniform manner along the length direction...
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WO/2021/248765A1 |
Disclosed by content of the present disclosure is a hot-dipped zinc-aluminum-magnesium coated steel sheet having cut corrosion resistance, comprising a steel sheet and a coating; the mass percents of chemical components of the coating ar...
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WO/2021/248635A1 |
The present invention relates to a coated steel sheet with a thin aluminum alloy coating and a coating method therefor. The coated steel sheet of the present invention is used for hot stamping forming. The coating thickness of the coated...
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WO/2021/250973A1 |
This hot-dipped Zn–Al–Mg-based plated steel is provided with steel and a plating layer formed on a surface of the steel. The plating layer comprises, in average composition, 1–10% by mass of magnesium and 4–22% by mass of aluminu...
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WO/2021/246592A1 |
Disclosed are: an aluminum-based plated blank; a method for manufacturing same; and an apparatus for manufacturing an aluminum-based plated blank. In a specific embodiment, the aluminum-based plated blank includes a joint connecting at l...
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WO/2021/234790A1 |
Provided is a hot-stamp molded article including: a steel base material; an Al plating layer formed on at least one surface of the steel base material; a coating which is formed on the Al plating layer and which includes ZnO particles an...
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WO/2021/235083A1 |
Provided is an Al-plated hot stamped steel material comprising a steel base material, an Al plating layer that is formed on at least one surface of the steel base material, and a chemical conversion-treated film that is formed on the Al ...
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WO/2021/236862A1 |
A continuous coating line includes a snout assembly exposed to molten metal. The snout assembly includes a snout tip positioned about a steel strip that is immersible in the molten metal to provide a seal around the steel strip during en...
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WO/2021/230309A1 |
This steel sheet for hot stamping is sequentially provided, in the following order, with: a base material; an Al-Si alloy plating layer that has an Al content of 75% by mass or more and an Si content of 3% by mass or more, with the total...
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WO/2021/230306A1 |
This hot stamp member comprises a base material and a plating layer disposed on the base material, wherein the plating layer has a Ni-rich region, an Al-rich region, and an Fe-rich region in this order from the surface of the plating lay...
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WO/2021/228461A1 |
The present invention describes an installation for coating a longitudinally (Z) running metal product of the belt type, comprising: - a tank (B) containing said coating in liquid form, into which the metal product is dipped; - a wiping ...
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WO/2021/230311A1 |
This steel sheet for hot stamping comprises, in order: a base metal; an Al-Si alloy plating layer having an Al content of 75 mass% or greater and an Si content of 3 mass% or greater, the total of the Al content and the Si content being 9...
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WO/2021/224707A1 |
The present invention relates to a manufacturing method of a steel strip, a steel strip with controlled decarburized depth, a spot welded joint and the use of said steel strip or said spot welded joint. This invention is particularly wel...
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WO/2021/224662A1 |
The present invention relates to a manufacturing method of a steel strip, a steel strip, a resistance spot welded joint and the use of said steel strip or said spot welded joint. This invention is particularly well suited for the automot...
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WO/2021/225073A1 |
This hot rolled steel sheet has a prescribed chemical composition and metal composition. The ratio between the maximum depth of a region of one surface where the angle of rotation between the normal of the one surface and the (011) pole ...
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WO/2021/219566A1 |
A tool changer system for changing a dross removal tool mounted in a tool clamp attached to an industrial robot, and a method thereof. The tool changer system comprises the tool clamp, a tool having a tool shaft with a plurality of conne...
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WO/2021/215100A1 |
Provided is a method for producing a hot-dip zinc plated steel sheet having excellent plating appearance and corrosion resistance. This method for producing a hot-dip zinc plated steel sheet comprises: a step for performing Fe-electropla...
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WO/2021/216950A2 |
Provided herein are corrosion resistant metal substrates and methods for producing the same by thermal modification. The disclosure provides methods for producing corrosion resistant substrates by producing a pretreatment film on a surfa...
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WO/2021/215418A1 |
This method for manufacturing a hot-press-formed article comprises a heating step for heating an Al-plated steel sheet and a forming step for forming a hot-press-formed article using a die mold subsequent to the heating step, in which th...
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WO/2021/215421A1 |
According to one embodiment, the hot-dip coated steel sheet comprises a parent material steel sheet and a hot-dip coating layer, the chemical composition of the hot-dip coating layer containing 4.0–22 mass% Al, 1–10 mass% Mg, and 0.0...
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WO/2021/213647A1 |
The invention relates to a hot-rolled flat steel product of a thickness of < 1.5 mm which has optimized mechanical properties and is particularly suitable for application of a Zn-based corrosion protection layer by hot-dip coating. For t...
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WO/2021/210114A1 |
Provided is a hot-dip Al-based-material-coated steel plate in which a coating layer has excellent bending workability. The hot-dip Al-based-material-coated steel plate (1) comprises: a base steel plate (10); and a coating layer (20) whic...
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WO/2021/199953A1 |
This hot dip plated steel sheet is characterized by comprising a steel sheet and a hot dip plating layer formed on a surface of the steel sheet, wherein the hot dip plating layer contains, in an average composition, 2-22 mass% Al and 0.1...
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WO/2021/199373A1 |
The purpose of the present invention is to provide a method for producing a molten Al-Zn-Mg-Si-based plated steel sheet which has excellent surface appearance through suppression of occurrence of wrinkle-like defects and surface defects ...
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WO/2021/200580A1 |
The purpose of the present invention is to provide: a steel sheet which has a tensile strength (TS) of 1,180MPa or higher, a high yield strength (YS), and excellent ductility, stretch flange formability (hole expandability), delayed frac...
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WO/2021/200579A1 |
The purpose of the present invention is to provide a steel sheet, a member, and a method for manufacturing the steel sheet and member, both of which have a tensile strength (TS) of 780 MPa or more to less than 1180 MPa, high yield stress...
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WO/2021/199956A1 |
This hot dipped steel sheet is characterized by comprising a steel sheet and a hot dip layer that is formed on the surface of the steel sheet. This hot dipped steel sheet is also characterized in that: the hot dip layer has an average co...
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WO/2021/200578A1 |
The purpose of the present invention is to provide: a steel sheet having a tensile strength (TS) of at least 1180 MPa as well as excellent LME resistance and weld fatigue resistance characteristics; a member; and methods for manufacturin...
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WO/2021/200577A1 |
The purpose of the present invention is to provide: a steel sheet having a tensile strength (TS) of at least 780 MPa and less than 1180 MPa as well as excellent LME resistance and weld fatigue resistance characteristics; a member; and me...
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