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WO/2023/227083A1 |
A lifting-type top-suction environmentally-friendly fume exhaust beam for a zinc pot cover, which beam belongs to the technical field of metal material plating production line devices. The lifting-type top-suction environmentally-friendl...
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WO/2023/224122A1 |
[Problem] The present invention addresses the problem of ameliorating both low heating rate of a layered part and heating rate difference between the layered part and a single sheet part in cases where an Al plated steel sheet is used as...
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WO/2023/222442A1 |
The invention relates to a method for connecting a hot formed steel article to a steel object. According to the invention, the method comprising the following steps: - Providing a zinc or zinc alloy coated medium manganese steel blank; -...
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WO/2023/224200A1 |
The present invention provides a manufacturing method for an ultra-high strength galvanized steel sheet with excellent weldability, the method comprising a step of annealing a cold-rolled steel sheet in an annealing furnace, wherein the ...
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WO/2023/218729A1 |
Provided are: a steel sheet that has TS of at least 1180 MPa, high YS, excellent press formability (ductility, hole expandability, and bendability), and fracture resistance characteristics (bending strain at break characteristics and axi...
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WO/2023/218577A1 |
Provided is a galvanized steel sheet having a TS of 1180 MPa or above, as well as having a high YS, an excellent press moldability (ductility, hole expandability, and bendability), and fracture resistance characteristics when crushed (fl...
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WO/2023/218576A1 |
The following are achieved: a TS of at least 780 MPa, a high YS and a high YR, an excellent press formability (ductility, hole expandability, and bendability), and excellent fracture resistance characteristics in impact (bending fracture...
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WO/2023/214731A1 |
Provided are a hot press-formed part and a manufacturing method thereof, the hot press-formed part comprising: a base steel sheet; and a plating layer provided on at least one surface of the base steel sheet, wherein the plating layer in...
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WO/2023/210909A1 |
A method for manufacturing a plated steel having excellent processability and corrosion resistance according to one embodiment of the present invention comprises: a step for immersing an iron substrate in a molten alloy plating bath; and...
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WO/2023/211031A1 |
Provided are a coating composition for manufacturing a pre-coated metal color sheet with a whinstone pattern and a color sheet manufactured therefrom. The coating composition for manufacturing a pre-coated metal color sheet, according to...
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WO/2023/210072A1 |
[Problem] To prolong the service life of a bonded body, which uses a steel material that is provided with an opening part, by further improving the corrosion resistance at the opening part and the surrounding area thereof. [Solution] A b...
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WO/2023/210911A1 |
The present invention provides a hot stamping component manufacturing method comprising the steps of: forming a blank by cutting a plated steel sheet having a plating layer formed on at least one surface of a base metal; and heating the ...
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WO/2023/210912A1 |
The present invention provides a method for manufacturing a hot-stamped part, comprising: a step of forming a blank by cutting a plated steel sheet in which a plating layer is formed on at least one surface of a base material; and a step...
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WO/2023/203997A1 |
A hot-dip galvanized steel material according to the present invention comprises a steel material and a hot-dip galvanized layer disposed on a surface of the steel material. The hot-dip galvanized layer has a prescribed chemical composit...
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WO/2023/202765A1 |
The invention relates to a steel component consisting of a steel substrate made of a steel comprising 0.1-3 wt.% Mn and optionally up to 0.01 wt.% B, and of an Al-based protective coating applied to the steel substrate. The protective co...
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WO/2023/200529A1 |
A coated steel includes a steel strip and an aluminum-based coating. The steel strip includes a free nitrogen concentration of greater than 40 parts per million (PPM). The aluminum-based coating is disposed on at least one surface of the...
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WO/2023/196146A1 |
Preparing a coated steel including the steps of hot rolling or cold rolling, slurry blasting, and coating. The step of hot rolling or cold rolling including rolling a steel ingot to form a steel strip. The step of slurry blasting includi...
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WO/2023/194450A1 |
The invention relates to a method for producing hardened steel components, wherein a sheet metal blank is cut out from a galvanized or alloy-galvanized strip made of a hardenable steel alloy and the sheet metal blank is then cold-formed ...
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WO/2023/187704A1 |
The invention relates to compositions containing chromium. In particular, the composition includes a chromium component, and an adhesive component admixed with the chromium component to form the composition. Furthermore, the invention ex...
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WO/2023/186438A1 |
1. It is provided a method and device to control the thickness of a metallic coating on a steel wire. A device (101) for controlling a metallic coating thickness on a steel wire comprises: - a digital proportional valve (113); - a digita...
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WO/2023/188539A1 |
The present invention provides: a steel sheet having 590 MPa or greater TS, high YS, excellent press formability (ductility, hole expandability, and bendability), and fracture resistance characteristics (bending fracture characteristics ...
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WO/2023/191090A1 |
[Problem] To make it easier to prvent adhesion of foreign matter to the surface of a steel sheet transportation roll. [Solution] A steel sheet transportation roll according to the present invention has a thermal spray coating located on ...
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WO/2023/191020A1 |
Provided are technical features of a galvanized steel sheet that has a high yield ratio, excellent bending property and stretch flangeability, excellent hydrogen embrittlement resistance, and a TS that is more than or equal to 780 MPa an...
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WO/2023/191021A1 |
The present invention provides technology relating to a galvanized steel sheet which has a high yield ratio, excellent bendability, and excellent hydrogen embrittlement resistance, and in which TS is not less than 980 MPa but less than 1...
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WO/2023/191248A1 |
The present invention provides a plated steel material having excellent processability and corrosion resistance, the plated steel material comprising: a base iron; and a hot-dip alloy-plated layer formed on the base iron, the hot-dip all...
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WO/2023/185754A1 |
Disclosed in the present invention are a hot-stamped component having high cold-bending performance and high strength, and a manufacturing method therefor. The method comprises: (1) manufacturing a steel plate for hot stamping; (2) prepr...
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WO/2023/191027A1 |
This plated steel wire comprises a plating layer that is arranged on the surface of a steel wire; the plating layer comprises an Fe-Al interfacial alloy layer that is arranged on the steel wire side and a Zn-Al-Mg alloy layer that is arr...
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WO/2023/186585A1 |
The invention relates to a method for producing a metal product in a plurality of successive process steps, each with an assigned set of manipulated variables, the method having the following steps: measuring an actual property of the me...
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WO/2023/188792A1 |
Provided is a hot press member comprising excellent spot welding properties and cut-part corrosion resistance. The hot press member comprising: a steel plate; a coating layer disposed to at least one surface of the steel plate; and an ox...
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WO/2023/180543A1 |
The invention relates to a method for heating a sheet-steel blank or a pre-shaped sheet-steel component having a zinc coating or a zinc-alloy coating, in which method: the sheet-steel component or the sheet-steel blank is guided through ...
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WO/2023/181429A1 |
Provided is a molten Al-Zn-based plated steel sheet that has excellent bending processability and non-aging property of yield elongation, and that also has good formability. In order to achieve the above purpose, the present invention ...
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WO/2023/181820A1 |
The present invention provides a continuous annealing apparatus which is capable of producing a steel sheet that has excellent hydrogen embrittlement resistance characteristics. A continuous annealing apparatus (100) according to the pre...
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WO/2023/181426A1 |
The purpose of the present invention is to provide a hot-dip Al-Zn-based plated steel sheet that stably has excellent bending processing ability and corrosion resistance at a bending processed part, and a method for manufacturing the hot...
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WO/2023/182525A1 |
Provided is a method for manufacturing a high-strength, hot-dip galvanized steel sheet that prevents degradation of the quality of the appearance of a steel plate, that exhibits superior LME cracking resistance, ductility and bendability...
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WO/2023/182524A1 |
Provided is a method for producing a high-strength hot dipped galvanized steel sheet, wherein satisfactory appearance quality of the steel sheet and excellent LME cracking resistance are achieved, and the deterioration of delayed fractur...
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WO/2023/181428A1 |
Provided is a molten Al-Zn-based plated steel sheet that has excellent post-aging yield elongation and formability, while maintaining high bending processability. In order to achieve the above purpose, the present invention provides a ...
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WO/2023/181390A1 |
The present invention provides a hot-dip galvannealed steel sheet that has a beautiful external appearance without defects such as bare spots, has excellent plating adhesion, and also has excellent hydrogen embrittlement resistance. A ...
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WO/2023/182398A1 |
This hot-dip plated steel material comprises a steel material and a hot-dip plating layer that is provided on the surface of the steel material, wherein the hot-dip plating layer has a prescribed chemical composition, and the diffraction...
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WO/2023/181427A1 |
The purpose of the present invention is to stably provide: a molten Al-Zn-plated steel sheet which exhibits excellent bending workability and corrosion resistance in a bent part; and a method for producing same. In order to achieve the...
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WO/2023/176075A1 |
Provided are: a plated steel material in which a plating layer thereof has a prescribed chemical composition, Zn/Al/MgZn2 ternary eutectics are present in a backscattered electron image of a Zn-Al-Mg alloy layer obtained when a surface o...
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WO/2023/176027A1 |
Provided is a surface-treated zinc-plated steel sheet which exhibits excellent delayed fracture resistance in a low temperature environment regardless of the composition of a base steel sheet, and which can be produced at low cost. This ...
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WO/2023/176100A1 |
The present invention provides a hot-pressed member which has excellent corrosion resistance after coating and excellent corrosion resistance in a joined part. This hot-pressed member comprises a steel material, an Al-Fe intermetallic co...
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WO/2023/176939A1 |
[Problem] To realize light weight, small size, and sufficient analysis accuracy. [Solution] This laser emission spectrophotometry optical device includes: a housing unit including a laser oscillator that oscillates laser light, one conde...
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WO/2023/171143A1 |
The purpose of the present invention is to effectively inhibit the occurrence of delayed fracture at a shear end surface of a member in which there is a concern regarding occurrence of delayed fracture in a press-molded article obtained ...
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WO/2023/167434A1 |
The present invention relates to a steel wire and spring with excellent antibacterial properties and corrosion resistance and a method for manufacturing same. The steel wire with excellent antibacterial properties and corrosion resistanc...
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WO/2023/166858A1 |
Provided is a hot-dip Al-Zn plated steel sheet that has excellent corrosion resistance in a stable manner with certainty. The hot-dip Al-Zn plated steel sheet according to the present invention comprises a plating film and is character...
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WO/2023/165510A1 |
Disclosed in the present invention is a cold rolled steel plate for a galvanized steel plate, containing Fe and inevitable impurities, and also containing the following chemical elements, in mass percent: 0.18-0.25% of C, 1.5-2.0% of Si,...
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WO/2023/166772A1 |
This surface-treated steel sheet comprises: a base material steel sheet; a plating layer that is formed on the base material steel sheet and that contains 50 mass% or more of Zn and 0.3 mass% or more of Mg; and a chemical conversion coat...
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WO/2023/162205A1 |
The present invention provides: a steel sheet which has excellent material uniformity and high strength; a member; a method for producing this steel sheet; and a method for producing this member. The present invention provides a steel ...
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WO/2023/163075A1 |
This plated steel material has a steel material and a plating layer; the plating layer has an average chemical composition that is composed of not less than 0.2% but less than 4.0% of Al, more than 4.0% but less than 12.5% of Mg, not les...
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