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WO/2022/255258A1 |
Provided is a method for producing a grain-oriented electromagnetic steel sheet which inhibits occurrence of ridging and which has a favorable shape. This method for producing a grain-oriented electromagnetic steel sheet comprises: heati...
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WO/2022/256222A1 |
Soft magnetic materials, and related techniques for manufacturing such soft magnetic materials, are disclosed herein. Such magnetic materials can be based on iron nitride, iron oxynitride, iron boronitride and/or iron carbonitiride. The ...
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WO/2022/255927A1 |
The present disclosure relates to an alumina forming austenite-ferrite stainless steel alloy. The present disclosure also relates to a method of producing an alumina forming austenite-ferrite stainless steel object. Further the disclosur...
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WO/2022/253216A1 |
A hot-rolled acid-pickled enameled steel having good deep drawing properties and a production method therefor. The chemical composition of the hot-rolled acid-pickled enameled steel comprises: C, N, S, Al, Mn, Si, P, Ti, and the balance ...
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WO/2022/255259A1 |
Provided is a method for manufacturing an oriented electrical steel sheet in which ridging does not occur, and which has a good shape. This method for manufacturing an oriented electrical steel sheet heats a steel slab containing, by mas...
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WO/2022/255013A1 |
Provided is a grain-oriented electrical steel sheet that has excellent transformer characteristics and achieves both low iron loss and low magnetostriction. According to the present invention, a grain-oriented electrical steel sheet has ...
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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/2022/255437A1 |
This austenitic stainless steel material has a chemical composition comprising, by mass%, 0.20% or less of C, 2.0% or less of Si, 6.0-20.0% of Mn, 0.060% or less of P, 0.0080% or less of S, 10.0-18.0% of Cr, 4.0-12.0% of Ni, 0.01-0.30% o...
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WO/2022/255014A1 |
Provided is a grain-oriented electromagnetic steel sheet having excellent transformer characteristics and achieving both low iron loss and low magnetostriction. This grain-oriented electromagnetic steel sheet has a thermal strain region ...
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WO/2022/253912A1 |
The invention relates to a hot-formed steel part having a composition consisting of 0.22%≤C≤0.35%, 0.50%≤Mn≤1.70%; 0.50%≤Cr≤1.70%; traces≤Mo≤0.15%; traces≤Si≤0.40%; traces≤Ni≤0.50%; traces≤Cu≤0.50%; traces≤V...
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WO/2022/255727A1 |
Disclosed are a wire rod and a steel wire for a spring, a spring with improved strength and fatigue limit, and a method for manufacturing same. The disclosed wire rod for a spring with improved strength and fatigue limit, according to on...
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WO/2022/255172A1 |
The present invention provides a grain-oriented electromagnetic steel sheet having excellent transformer characteristics and achieving both low iron loss and low magnetostriction. In a magnetic flux density B-magnetostriction waveform λ...
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WO/2022/255223A1 |
An austenitic stainless steel which has a chemical composition that contains, in mass%, 0.002% to 0.020% of C, 0.10% to 0.60% of Si, 0.2% to 2.0% of Mn, 0.035% or less of P, 0.010% or less of S, 2.50% to 4.50% of Cu, 9.00% to 16.00% of N...
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WO/2022/250156A1 |
The present invention provides a method for producing a grain-oriented electromagnetic steel sheet, the method enabling the achievement of a grain-oriented electromagnetic steel sheet that exhibits excellent coating adhesion. A method fo...
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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/2022/250168A1 |
This grain-oriented electromagnetic steel sheet has a base steel sheet, an oxide film, and a phosphoric-acid-based coating film. The phosphoric-acid-based coating film contains a first crystalline phosphorus oxide having a crystal struct...
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WO/2022/249651A1 |
The purpose of the present invention is to provide a resistance spot welding member and a resistance spot welding method therefor. The present invention is a resistance spot welding member comprising a resistance spot welding part in whi...
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WO/2022/249349A1 |
The present invention provides a steel material which has excellent machinability, bending fatigue strength, wear resistance and bending straightening properties. This steel material contains, in mass%, 0.25% to 0.35% of C, 0.05% to 0.35...
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WO/2022/250160A1 |
Provided is a method for producing a grain-oriented electrical steel sheet with which it is possible to obtain, in a stable manner, satisfactory coating characteristics along the entire length and the entire width of a steel sheet coil. ...
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WO/2022/249919A1 |
A high-strength alloyed hot-dip galvanized steel sheet according to one aspect of the present invention has a plating layer on a surface of a base steel sheet. The base steel sheet satisfies a prescribed chemical component composition. I...
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WO/2022/250111A1 |
According to the present invention, an oriented electromagnetic steel sheet is manufactured by: heating, at a temperature of at least 1,300ºC, a steel slab containing, in terms of mass%, 0.02-0.10% of C, 2.5-5.5% of Si, 0.01-0.30% of Mn...
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WO/2022/250161A1 |
Provided is a method for producing a grain-oriented electrical steel sheet which makes it possible to stably produce a grain-oriented electrical steel sheet that has low iron loss and solves the problem of steel sheet cracking which occu...
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WO/2022/247855A1 |
The present invention discloses a steel for bolts, which contains the following chemical elements in percentage by mass in addition to Fe and unavoidable impurities: C: 0.37 to 0.45%; Si: 0.01 to 0.08%; Mn: 0.45 to 0.80%; Cr: 0.90 to 1.3...
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WO/2022/250067A1 |
Provided is a method for manufacturing a grain-oriented electromagnetic steel sheet having excellent uniformity in magnetic characteristics in a sheet width direction without causing an increase in manufacturing cost. In this invention, ...
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WO/2022/250163A1 |
Provided is an oriented electromagnetic steel sheet having a base steel sheet, an intermediate layer, and an insulating film, wherein: the intermediate layer is an oxidized film; the average film thickness of the oxidized film is 2-500 n...
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WO/2022/249650A1 |
The purpose of the present invention is to provide an automotive member and a resistance-spot-welding method for the automotive member. The automotive member according to the present invention has a resistance-spot-welded portion in whic...
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WO/2022/247815A1 |
Disclosed in the present invention are a hot-formed steel having a blue or light blue aluminum alloy plating layer, a hot forming process, and a hot-formed part. A thermal treatment method comprises the following steps: performing optica...
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WO/2022/250112A1 |
In this invention, when manufacturing a grain-oriented electromagnetic steel sheet: a steel slab, which contains, by mass%, 0.02 to 0.10% of C, 2.5 to 5.5% of Si, 0.01 to 0.30% of Mn, 0.0010 to 0.040% of S, 0 to 0.040% of Se, 0.010 to 0....
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WO/2022/247752A1 |
1000 MPa grade magnetic yoke steel for manufacturing a rotor of a hydroelectric generator. Chemical components with wt% of said steel are: C: 0.15-0.25%, Si: 0.15-0.25%, Mn: 1.00-1.35%, P: ≤ 0.015%, S: ≤ 0.002%, B: 0.0010-0.0015%, Al...
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WO/2022/250162A1 |
The present invention provides: a grain-oriented electromagnetic steel sheet which exhibits good working accuracy during a roll-up process, while maintaining excellent magnetic characteristics; and a method for producing this grain-orien...
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WO/2022/250157A1 |
The present invention provides an oriented magnetic steel sheet that enables good machining precision during a rounding process, while maintaining an iron loss characteristic. An oriented magnetic steel sheet manufacturing method where...
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WO/2022/250159A1 |
Provided is a method for manufacturing a grain-oriented electromagnetic steel sheet which has a defect-free, uniform, and highly adhesive coating over the entire width and entire length of a coil and which also exhibits excellent magneti...
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WO/2022/250158A1 |
The present invention aims to reduce the number of surface defects in grain-oriented electromagnetic steel sheets. During the production of grain-oriented electromagnetic steel sheets, a steel slab is heated prior to undergoing hot rolli...
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WO/2022/250113A1 |
In this method for manufacturing a grain-oriented electromagnetic steel sheet, the grain-oriented electromagnetic steel sheet is manufactured by: hot-rolling a steel slab, which has a component composition comprising, by mass%, 0.02 to 0...
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WO/2022/244744A1 |
The present invention provides a stainless steel foil with a planarization film, which is free from the occurrence of a crack in the planarization film by reducing the number of recesses present in the stainless steel foil surface. A s...
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WO/2022/243461A1 |
Method for manufacturing a high strength steel plate and high strength steel plate The present invention relates to a method for manufacturing a high strength steel plate, comprising the step of providing a hot-rolled steel plate, the st...
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WO/2022/242859A1 |
The present invention relates to a method for manufacturing a high strength steel plate, comprising the steps of providing a hot-rolled steel plate, heating (10) the steel plate to an austenitisation temperature range, quenching (12) the...
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WO/2022/244707A1 |
This high-strength hot-rolled steel plate has a specific component composition. The steel structure has, as main phases, martensite and bainite having a total area ratio of 80-100%. The total area ratio of martensite in the bainite is 2-...
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WO/2022/244819A1 |
The purpose of the present invention is to provide: an Fe-based amorphous alloy which has low iron loss, high saturation magnetic flux density, and excellent soft magnetic characteristics; and an Fe-based amorphous alloy thin strip. An F...
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WO/2022/245064A1 |
The present invention relates to: a plated steel sheet which is for hot forming, has excellent hydrogen embrittlement resistance, and includes an Al-based plating layer formed on the surface of a base steel sheet, wherein the average Ni ...
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WO/2022/245554A1 |
Compositions, systems and methods for treating stainless steel vessels to prevent polythionic acid stress corrosion cracking are described. Compositions include pre-mixed K2CO3 solutions that can be diluted on-site to desired K2CO3 conce...
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WO/2022/244772A1 |
According to the present invention, a base steel sheet containing 0.50-3.00 mass% of Si is subjected to Fe-based electroplating by using an Fe-based electroplating solution containing Fe ions and transition metal ions other than Fe ions ...
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WO/2022/244592A1 |
An alloyed hot-dip galvanized steel sheet according to the present disclosure has a base material steel sheet and a coating layer, wherein the base material steel sheet has a prescribed chemical composition in mass %, in a cross-sectiona...
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WO/2022/242793A1 |
The invention relates to a method for producing a rolling element bearing component (1), wherein: the rolling element bearing component (1) is formed from a rolling element bearing steel of the type 100CrMnSi6-4 or 100Cr6; in order to fo...
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WO/2022/243000A1 |
:A stainless steel wire is provided. The stainless steel wire has a tensile strength of more than 1950MPa, and the stainless steel wire has an arc height of less than 60 mm/m. The invention stainless steel wire has a higher tensile stren...
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WO/2022/244701A1 |
The present invention addresses the problem of reducing the cause of etching failure or pinholes as much as possible in an extremely thin ferrous alloy foil that has a thickness of 10-30 μm and that is applied to a metal mask used for i...
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WO/2022/243336A1 |
Powder mixture compositions, consisting essentially of a stainless steel or austenitic nickel alloy powder and an additive powder containing chromium and nitrogen and/or carbon, are disclosed, together with the use of such powder mixture...
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WO/2022/244782A1 |
The present invention provides a stock cold-rolled steel sheet with an Fe-based coating film, the stock cold-rolled steel sheet having excellent primary rust preventive properties or excellent plating appearance. This stock cold-rolled s...
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WO/2022/242742A1 |
Disclosed in the present invention is a high-strength seamless steel tube resistant to carbon dioxide corrosion. In addition to containing Fe and inevitable impurities, the seamless steel tube further contains the following chemical elem...
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WO/2022/244591A1 |
An alloyed hot-dip galvanized steel sheet according to the present disclosure has a base material steel sheet and a coating layer, wherein the base material steel sheet has a prescribed chemical composition in mass %, the standard deviat...
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