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WO/2020/130675A1 |
A high-strength cold-rolled steel sheet having excellent bending workability according to an aspect of the present invention comprises, by weight %, 0.13-0.25 % of carbon (C), 1.0-2.0 % of silicon (Si), 1.5-3.0 % of manganese (Mn), 0.08-...
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WO/2020/130602A2 |
The present invention relates to a zinc plated steel sheet having excellent spot weldability and a manufacturing method thereof. The zinc plated steel sheet according to an aspect of the present invention comprises a steel sheet and a zi...
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WO/2020/121899A1 |
Provided is a high-strength zinc-plated steel sheet having excellent delayed fracture resistance. A high-strength zinc-plated steel sheet having a coating film (x) on a surface thereof, wherein the coating film (x) contains an organic ...
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WO/2020/122351A1 |
The present invention relates to a method and an apparatus for manufacturing a hot-dip galvanized steel sheet, wherein a plating layer in a molten state is cooled with high efficiency in manufacturing the hot-dip galvanized steel sheet. ...
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WO/2020/122352A1 |
The present invention relates to a molten metal plated steel sheet manufacturing method for cooling a molten galvanized layer with high efficiency when manufacturing a molten galvanized steel sheet, and the purpose of the present inventi...
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WO/2020/121646A1 |
Provided are: method and apparatus for manufacturing hot-dip metal-plated steel sheets, wherein the variation in plating weight between the front and back surfaces of hot-dip metal-plated steel sheets can be reduced. In a method and appa...
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WO/2020/118120A1 |
A mobile steel grit dryer used to dry steel grit may be configured with a number of different functions and features to assist a contractor in performing steel or other structure maintenance when using steel grit in resurfacing the struc...
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WO/2020/116876A2 |
The present invention pertains to a hot press forming member having excellent resistance to hydrogen embrittlement, and a method for manufacturing same. An aspect of the present invention provides a hot press forming member having excell...
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WO/2020/116734A1 |
An apparatus for cooling a steel sheet according to the present invention comprises: an apparatus body provided spaced apart from a steel sheet in the conveying path of the steel sheet; and a cooling unit provided in the apparatus body t...
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WO/2020/111230A1 |
An aluminum-plated steel sheet comprises a steel sheet and a plating layer formed on the surface of the steel sheet, wherein the plating layer contains at least one A-group element selected from the group consisting of Be, Mg, Ca, Sr, Ba...
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WO/2020/111775A1 |
The objective of one aspect of the present invention is to provide: a galvanized steel sheet having excellent plating adhesion, having a plated layer with improved friction characteristics by means of a predetermined level of Fe elution,...
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WO/2020/111884A1 |
The present invention provides an aluminum-based plated steel plate used in hot-press forming, the steel plate comprising: a base steel plate; and a plating layer formed on the base steel plate, wherein the plating layer comprises: an al...
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WO/2020/109931A1 |
The present invention relates to a method and an equipment permitting to coat a substrate at a desired composition. It comprises a regulation system of the bath composition. It comprises means for inserting metallic wires or cored wires ...
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WO/2020/109444A1 |
The invention relates to a resistance spot welded joint of at least two steel sheets and a method of producing a resistance spot welded joint of at least two steel sheets, wherein at least one of the steel sheets is provided with a Zn co...
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WO/2020/109098A1 |
This invention relates to a method for producing a high strength steel strip with a good deep drawability and a high strength steel produced thereby.
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WO/2020/108754A1 |
The invention relates to an iron-based shape memory material (FGL), an iron-based shape memory material, particularly a flat product with shape memory properties, containing or consisting of said shape memory material, a method for produ...
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WO/2020/111798A1 |
The present invention relates to a hot-dip galvanized steel sheet to be used for home appliances, vehicles, and the like, and the objective of the present invention is to provide a hot-dip galvanized steel sheet having excellent surface ...
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WO/2020/111883A1 |
The present invention provides an iron-aluminum-based plated steel sheet, and a manufacturing method therefor, the iron-aluminum-based plated steel sheet comprising a base steel sheet and a plated layer formed on the surface of the base ...
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WO/2020/111879A1 |
The present invention provides a steel plate plated with an aluminum-iron alloy for hot press forming, the steel plate comprising a base steel sheet and an alloy plated layer formed on the base steel sheet, wherein the alloy plated layer...
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WO/2020/108593A1 |
A method for forming a zinc-plated steel plate or steel belt having good corrosion resistance, comprising the following steps: 1) conveying the steel plate or steel belt into a heating furnace higher than Ac3, austenitizing the steel pla...
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WO/2020/108594A1 |
Provided are a zinc-based plated hot-formed steel plate or steel strip having excellent cold bending performance, and a manufacturing method thereof; said zinc-based plated hot-formed steel plate or steel strip comprises a substrate havi...
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WO/2020/109048A1 |
A street pole comprising an antenna section with a coaxially mounted antenna around a pole. The antenna section having a length L and comprising at least one of the following features: - suspension with O-rings wherein the O-rings are ea...
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WO/2020/109849A1 |
The present invention relates to a method and an equipment permitting to coat a substrate at a desired composition. It comprises a regulation system of the bath composition. It comprises means for inserting metallic wires or cored wires ...
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WO/2020/111881A1 |
The present invention provides a steel sheet plated with aluminum-iron and a preparation method therefor, the steel sheet comprising: a base steel sheet; and a plated layer formed on the surface of the base steel sheet and comprising: an...
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WO/2020/111648A1 |
The present invention provides a hot-press formed part comprising a plated steel plate and an aluminum alloy plated layer formed on the plated steel plate, wherein the aluminum alloy plated layer comprises: an alloying layer (I) formed o...
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WO/2020/104437A1 |
A high strength steel sheet with an ultimate tensile strength (Rm) of at least 950 MPa and a thickness accuracy better than 1/5 of EN 10143:2006 normal thickness tolerances, which steel sheet has a composition consisting of, in terms wei...
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WO/2020/100286A1 |
A precoated steel sheet is provided with: a steel sheet; a zinc alloy plating layer which is arranged on the steel sheet and contains 1 to 25% by mass of Al, 0.1 to 13% by mass of Mg, 0 to 2.0% by mass of Si, and a remainder made up by Z...
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WO/2020/095599A1 |
In this device for measuring oxide film thickness, for each of a plurality of sub-film-thickness measurement ranges obtained by dividing a film thickness measurement range, film thickness conversion information is stored which indicates ...
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WO/2020/095600A1 |
This oxide film thickness measurement device stores, for each of a plurality of sub-film-thickness measurement ranges obtained by dividing a film thickness measurement range, film thickness conversion information about the correspondence...
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WO/2020/095939A1 |
Provided is a hot-dip plating method whereby good plating wettability of a metal material and a hot-dip plating bath is obtained, and energy consumption can be reduced relative to the prior art. In a plating step included in this hot-dip...
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WO/2020/095940A1 |
Provided is a hot dip plating method with which the adhesion of the plating on the surface of a metal material after applying hot dip plating is favorable and it is possible to reduce energy consumption compared to the past. The hot dip ...
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WO/2020/091130A1 |
The present invention relates to an electrode wire for electric discharge machining and a method for manufacturing same. The electrode wire has a structure in which a coating layer is formed on the surface of a core wire, wherein the coa...
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WO/2020/085716A1 |
The present invention provides a surface treatment solution composition comprising: 30 to 51 wt% of a trivalent chromium compound comprising chromium phosphate (A) and chromium nitrate (B) and having a content ratio of A/(A + B) that sat...
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WO/2020/083682A1 |
A method for controlling and optimizing the transverse uniformity of a coating thickness on at least one side of a running metal strip (2) in an industrial galvanization installation, said coating being deposited by hot dip coating in a ...
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WO/2020/083722A1 |
Method of providing a zinc alloy coating on a steel tube in a continuous processing line wherein the steel tube is passing through a liquid zinc alloy bath, wherein the liquid zinc alloy bath comprises 0.10 to 0.40 % (w/w) magnesium, 0.0...
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WO/2020/080766A1 |
The present invention relates to an apparatus for cooling a hot-dip plated steel sheet, the apparatus being capable of reducing comb-pattern surface defects occurring on the edge portion of the hot-dip plated steel sheet. The apparatus c...
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WO/2020/079200A1 |
The invention relates to a method for producing a heat-formable flat steel product comprising: a production step (10) for producing a cold-rolled quenched and tempered flat steel product; a heating step (20) for heating the quenched and ...
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WO/2020/069734A1 |
Method of providing a coating on a metal sheet, wherein a cold rolled metal sheet is subjected to a hot dip galvanizing operation to provide a metal coating on the metal sheet, which hot dip galvanizing operation comprises guiding the me...
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WO/2020/070575A1 |
The present invention relates a press hardening method comprises the following steps: A. the provision of a carbon steel sheet coated with a barrier pre-coating comprising nickel and chromium wherein the weight ratio Ni/Cr is between 1.5...
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WO/2020/070545A1 |
The present invention relates a press hardening method comprises the following steps: A. the provision of a carbon steel sheet coated with a barrier pre-coating comprising nickel and chromium wherein the weight ratio Ni/Cr is between 1.5...
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WO/2020/062367A1 |
A zinc slag dragging device in a zinc pot for a galvanizing production line, comprising a zinc pot body (1). Support frames (2) are provided at both sides of the top of the zinc pot body (1). A teeth track (3) is provided between two sup...
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WO/2020/067752A1 |
The present invention provides a high-strength cold rolled steel sheet, a high-strength hot-dip galvanized steel sheet manufactured using the cold rolled steel sheet, and manufacturing methods therefor, the high-strength cold rolled stee...
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WO/2020/067678A1 |
The present invention relates to a highly corrosion-resistant plated steel sheet having plating adhesion and resistance to liquid metal embrittlement. A highly corrosion-resistant plated steel sheet according to one aspect of the present...
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WO/2020/064546A1 |
The invention relates to a method for increasing the relative concentration of zinc and/or aluminium, and to the reduction of the relative concentration of magnesium in a Zn-Al-Mg coating of a substrate, in each case in comparison with a...
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WO/2020/064096A1 |
The present invention relates to a method for producing a super-high-strength flat steel product provided with a metal coating and also to a coated flat steel product. The method comprises providing a hot-rolled flat steel product, which...
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WO/2020/067802A1 |
The present invention relates to a composite resin composition for a fuel tank steel sheet, comprising: 10-20 wt% of a polymeric resin; 1-10 wt% of a hardener; 1-10 wt% of a corrosion resistant additive; 0.5-10 wt% of an adhesion promote...
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WO/2020/064548A1 |
The present invention relates to a method for producing a formed component, comprising at least the following steps: (A) providing a steel strip product; (B) skin-passing the steel strip product from step (A); (C) applying a functional c...
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WO/2020/060044A1 |
In a continuous coating process in which a strip is dipped in a pot of molten metal to be coated, an apparatus, for controlling a coating weight of the strip by using an air knife arranged in a proceeding direction of the strip, comprise...
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WO/2020/060273A1 |
A device for controlling the plating weight of a steel plate by using an air knife comprises: an air knife condition derivation unit for deriving a first air knife gap and final air knife pressure for a target plating weight and deriving...
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WO/2020/054384A1 |
A ferritic stainless steel sheet according to the present invention is configured to have a component composition that contains, in mass%, 0.030% or less of C, 3.0% or less of Si, 1.0% or less of Mn, 0.040% or less of P, 0.010% or less o...
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