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WO/2021/149155A1 |
In the present invention, a rolling roll 5 having a roll diameter of 20mm to 90mm is used to cold roll or hot roll a titanium raw material 1 to a total reduction amount of at least 1.0%, and as a result of the foregoing, strain is impart...
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WO/2021/145043A1 |
Provided is a copper alloy plate in which: the alloy composition contains 0.10-0.80 mass% of Cr, and the remainder is Cu and inevitable impurities; the tensile strength is 350-800 MPa; the conductivity is 55-90% IACS; the average crystal...
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WO/2021/140163A1 |
The invention relates to a sheet or strip made of an aluminum alloy which can be hardened, to a vehicle part made therefrom, to a use, and to a method for producing the sheet or strip. In order to ensure a strong paint bake response (PBR...
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WO/2021/125856A2 |
A non-directional electrical steel sheet according to one embodiment of the present invention comprises, by wt%, 2.1-3.8% of Si, 0.001-0.6% of Mn, 0.001-0.6% of Al, 0.0005-0.003% of Bi, 0.0003-0.001% of Ge, and the balance of Fe and inev...
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WO/2021/125554A2 |
The present invention provides a wire rod for a steel fiber, a steel fiber, and a method for manufacturing same, capable of securing a high strength of 1,500 MPa or higher without an LP heat treatment during wire drawing. According to on...
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WO/2021/125686A1 |
A grain-oriented electrical steel sheet according to an embodiment of the present invention may comprise: by weight%, 2.0-4.0% of Si, 0.04-0.2% of Mn, 0.010% or less (exclusive of 0%) of N, 0.01-0.05% of Sb, 0.005% or less (exclusive of ...
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WO/2021/125564A1 |
Disclosed are high-strength ferritic stainless steel STS430, which has yield strength of 350MPa or greater and can be applied to a clamp of a vehicle or a common hose, and a manufacturing method therefor. A high-strength ferritic stainle...
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WO/2021/125660A1 |
A vacuum tube steel according to one aspect of the present invention comprises, by wt%, 0.1-0.2% of C, 0.05-0.5% of Si, 1.0-1.6% of Mn, 0.5-1.0% of Ni, 1.5-4.0% of Cr, and the balance of Fe and inevitable impurities, and can include, as ...
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WO/2021/125594A1 |
The present invention relates to a steel sheet and a method for manufacturing same, the steel sheet, which can be used for automobile parts and the like, having superb bending formability, and excellent balance of strength and ductility ...
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WO/2021/125684A1 |
A cold-rolled steel sheet according to an example of the present invention comprises at most 0.0004 wt% (exclusive of 0 wt%) of C, at most 0.02 wt% (exclusive of 0 wt%) of Si, 0.1 to 0.3 wt% of Mn, at most 0.05 wt% (exclusive of 0 wt%) o...
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WO/2021/125580A1 |
A ferritic stainless steel having improved magnetization is disclosed. The disclosed ferritic stainless steel comprises, on the basis of wt%, 0.01% or less (excluding 0) of C, 0.003% or less (excluding 0) of N , 15-18% of Cr, 0.3-1.0% of...
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WO/2021/125765A1 |
A steel sheet having excellent processability according to an embodiment of the present invention comprises 0.8-1.0 wt% of C, 0.1-0.3 wt% of Si, 0.2-0.5 wt% of Mn, 0.1-0.3 wt% of Cr, at most 0.03 wt% of P, and at most 0.005 wt% of S, wit...
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WO/2021/125861A2 |
In a double-oriented electrical steel sheet according to an embodiment of the present invention, the fraction of crystal grains having an orientation within 15° from ｛100｝<001> is 50-75%, and the fraction of crystal grains having an...
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WO/2021/125857A1 |
A double-oriented electrical steel sheet according to an example of the present invention comprises 2.0 to 4.0 wt% of Si, 0.01 to 0.04 wt% of Al, 0.0004 to 0.02 wt% of S, 0.05 to 0.3 wt% of Mn, at most 0.01 wt% (exclusive of 0 wt%) of N,...
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WO/2021/125789A1 |
The present invention provides a high-strength blackplate and a manufacturing method therefor. The blackplate according to an embodiment of the present invention comprises, by wt%: 0.03-0.09% of carbon (C); 0.2-0.4% of manganese (Mn); 0....
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WO/2021/125738A1 |
One embodiment of the present invention provides a grain-oriented electrical steel sheet and a manufacturing method therefor, the grain-oriented electrical steel sheet comprising, by wt%, 3.0-4.5% of Si, 0.05-0.2% of Mn, 0.015-0.035% of ...
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WO/2021/125644A1 |
A cold rolled steel sheet having excellent bake-hardenability and room-temperature anti-aging property, according to one aspect of the present invention, comprises, by wt%, 0.002-0.015%, of C, 1.5-3.0% of Mn, 0.03% or less of P, 0.01% or...
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WO/2021/125688A1 |
A leaf spring steel sheet according to one aspect of the present invention comprises, by wt%, 0.7-1.0% of carbon (C), 0.1-0.4% of silicon (Si), 0.2-1.0% of manganese (Mn), 0.05-2.0% of chromium (Cr), 0.07-0.2% of vanadium (V), 0.03% or l...
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WO/2021/125763A1 |
The present invention relates to an abrasion resistant steel and a method for manufacturing same, wherein the abrasion resistant steel does not have a crack occurring thereon even after being cut by means of a gas, etc.
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WO/2021/125597A1 |
The present invention relates to a steel sheet and a method for manufacturing same, the steel sheet, which can be used for automobile parts and the like, having superb bending formability, and excellent balance of strength and ductility ...
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WO/2021/125435A1 |
A spring wire rod having improved toughness and corrosion fatigue properties is disclosed. The disclosed wire rod comprises, by wt%, 0.4-0.7% of C, 1.2-2.3% of Si, 0.2-0.8% of Mn, 0.2-0.8% of Cr, and the balance of Fe and inevitable impu...
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WO/2021/125790A2 |
The present invention provides a tin blackplate for processing and a method of manufacturing same. The tin blackplate according to one embodiment of the present invention comprises: in % by weight, 0.0005 to 0.005% of carbon (C), 0.15 to...
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WO/2021/125471A1 |
The present specification relates to a wire rod for an ultra-high strength spring, a steel wire and a manufacturing method thereof and, more specifically, to a wire rod, for an ultra-high strength spring, having excellent processability,...
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WO/2021/125604A1 |
The present invention relates to a steel sheet and a method for manufacturing same, the steel sheet, which can be used for automobile parts and the like, having superb bending formability, and excellent balance of strength and ductility ...
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WO/2021/125563A1 |
Disclosed are a high-strength hot-rolled steel sheet having an excellent yield ratio and omitting post-processing, and a method for manufacturing the steel sheet. The hot-rolled steel sheet according to a disclosed embodiment comprises, ...
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WO/2021/097567A1 |
A working roller for a rolling mill for laminating a sheet of alkali metal or alloy thereof into a film is disclosed. The working roller has a cylindrical center portion defining a central axis, the center portion having an outer surface...
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WO/2021/097568A1 |
A lamination lubricant dispensing unit for lubricating a working roller of a rolling mill for laminating a sheet of alkali metal or alloy thereof into a film. The lubricant dispensing unit has a dispensing unit body defining a laterally ...
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WO/2021/097566A1 |
A working roller for a rolling mill for laminating a sheet of alkali metal or alloy thereof into a film is disclosed. The working roller has a cylindrical center portion defining a central axis, the center portion having an outer surface...
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WO/2021/078225A1 |
A pulse current-assisted uncanned rolling method for a titanium-TiAl composite plate, comprising the specific steps of: 1. titanium alloy sheet preparation; 2. TiAl alloy sheet preparation; 3. uncanned assembly; 4. pulse current-assisted...
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WO/2021/064320A1 |
The present invention relates to plates with a thickness of between 8 and 50 mm made of aluminum alloy having the following composition, in % by weight: Si: 0.7 - 1.3; Mg: 0.6 - 1.2; Mn: 0.65 - 1.0; Fe: 0.05 - 0.35; at least one element ...
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WO/2021/060173A1 |
A clad steel sheet of the present invention comprises a base steel sheet and a cladding material bonded to the base steel sheet, wherein the component composition of the base steel sheet comprises, in terms of % by mass, 0.120 to 0.180% ...
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WO/2021/047277A1 |
A method of preparing a non-quenched and tempered steel, wherein a bar is subjected to initial rolling, water cooling, precision rolling, water cooling and finish rolling, the rolling heating temperature is 1150-1200°C, the initial roll...
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WO/2021/040030A1 |
The present invention provides a heat dissipation plate which has a cladding structure of a Cu-Mo composite material and a Cu material, while satisfying the high heat dissipation characteristics required to a heat dissipation plate for s...
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WO/2021/020808A1 |
The present invention provides a titanium slab and a method for manufacturing same, the titanium slab comprising a titanium base and an oxygen enrichment layer disposed on the surface of the pure titanium base, wherein: the center portio...
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WO/2020/263128A1 |
The invention relates to the field of metallurgy, more particularly to producing a foil from beryllium, which is used in various branches of technology. The method comprises placing a billet produced from distilled beryllium in a metal e...
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WO/2020/263127A1 |
The invention relates to the field of mechanical engineering, more particularly to producing a foil from beryllium, which is used in various branches of technology. The method comprises placing a high-purity beryllium billet produced fro...
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WO/2020/262638A1 |
The steel material according to the present invention has a prescribed chemical composition, and is, from among (Zr, B)-containing oxide particles comprising 5.0 mass% or more of Zr, 0.1 mass% or more of B, and 1.0 mass% or more of O, (Z...
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WO/2020/255963A1 |
A titanium material according to the present invention has a surface part in which a plurality of recesses are present, wherein the total area percentage of the recesses in the surface part is 30-70%, the average value of circle-equivale...
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WO/2020/251002A1 |
This method involves a coarse hot rolling step for performing coarse hot rolling after heating a slab manufactured by continuous casting to 1000-1300°C, a finish hot rolling step for performing finish hot rolling on the manufactured ste...
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WO/2020/216686A1 |
A method to produce hot-rolled steel strips from continuously cast thick or thin slabs comprising Si between 0.10 and 3.00 wt.% and at least 0.8 wt.% Mn comprising heating or reheating the slab to a reheating temperature of at least 1100...
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WO/2020/217604A1 |
Provided is a method for producing a non-oriented electrical steel sheet which is used as an iron core material for a motor, a transformer, and the like, and has excellent magnetic properties, the method comprising: hot-rolling a steel m...
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WO/2020/213719A1 |
This titanium alloy plate has a chemical composition containing, in terms of mass%: a total of 0.2-7.0% of one type or two or more types selected from the group consisting of 0-2.0% of Sn, 0-5.0% of Zr, and 0-7.0% of Al; at most 0.100% o...
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WO/2020/209485A1 |
The present invention provides a Cu-Co-Si-Fe-P-based copper alloy for electronic materials, which has an improved balance among strength, electrical conductivity, and bending workability, and a method for preparing same. The Cu-Co-Si-Fe-...
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WO/2020/194045A1 |
Aspects of the invention relate to a metal material and article made from the metal material having biological properties, such as antibiotic properties.
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WO/2020/148917A1 |
Provided are a production specification determination method, a production method, and a production specification determination device that make it possible to improve robustness against disturbances during the production of a metal mate...
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WO/2020/130354A1 |
The present invention relates to a method for manufacturing an ultra-thick steel sheet and a cast piece for the ultra-thick steel sheet. The method for manufacturing an ultra-thick steel sheet according to an embodiment of the present in...
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WO/2020/130506A1 |
The present invention relates to a wire rod of which softening heat treatment can be omitted, and a manufacturing method therefor. One embodiment of the present invention provides a wire rod of which softening heat treatment can be omitt...
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WO/2020/121417A1 |
This high-strength steel plate has excellent formability, toughness and weldability, and is characterized in that the component composition has, in mass%, C: 0.05-0.30%, Si: 2.50% or less, Mn: 0.50-3.50%, P: 0.100% or less, S: 0.0100% or...
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WO/2020/121418A1 |
A steel sheet containing, in % by mass, 0.080 to 0.500% of C, 2.50% or less of Si, 0.50 to 5.00% of Mn, 0.100% or less of P, 0.0100% or less of S, 0.001 to 2.500% of Al, 0.0150% or less of N, 0.0050% or less of O, and a remainder made up...
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WO/2020/111006A1 |
The present invention makes it possible to stably improve a magnetic flux density by utilizing induction heating and radiation heating at a time of finish annealing for a non-oriented magnetic steel sheet. Provided is a manufacturing met...
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