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WO/2023/063678A1 |
The present invention relates to a graphite steel wire rod, steel wire and graphite steel, which have excellent cutting performance, and manufacturing methods therefor, and, more specifically, to: a graphite steel wire rod, steel wire an...
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WO/2023/063350A1 |
This hot-rolled steel plate has a prescribed chemical composition and metal structure, wherein: the pole density of the ｛001｝＜１１０＞, ｛１１１｝＜１１０＞, and ｛１１２｝＜１１０＞ orientation group is 2.0...
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WO/2023/063347A1 |
This hot-rolled steel sheet has a prescribed chemical composition and metallographic structure; has an extreme density for the orientation group {001}<110>, {111}<110>, and {112}<110> in the texture in a surface layer region of at least ...
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WO/2023/056497A1 |
The invention relates to a measuring system (4) for determining the temperature of a heat treatment material (2) in a continuous furnace (1), comprising a support means (7), a data processing and/or data storage device (11) and at least ...
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WO/2023/057062A1 |
A vanadium alloyed steel comprising carbon and vanadium is provided, wherein the steel microstructure comprises coherent interphase precipitates comprising vanadium. Further, a method for producing such a vanadium alloyed steel is provid...
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WO/2023/057106A1 |
The invention relates to a hot-rolled and batch-annealed enamelling steel sheet free of fish scale defects, wherein the steel has a composition comprising, in weight % unless indicated in weight ppm: up to 0.006% C, 0.20-0.390% Mn, 0.01-...
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WO/2023/058518A1 |
A rolling component (10) has surfaces (10a, 10b, 10c, 10d) and is made of steel. The rolling component includes a surface layer section (50), which is a region extending from the surface down to a depth of 20 μm. The steel contains 0.70...
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WO/2023/057430A1 |
The present invention refers to a method for manufacturing a track link for a running gear of a tracked vehicle, comprising the following method steps: P1) providing a forging blank of steel, P2) hot forging the forging blank to produce ...
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WO/2023/058630A1 |
Provided is a duplex stainless steel material having excellent general corrosion resistance and pitting corrosion resistance in a supercritical corrosion environment of supercritical CO2 gas containing SOX gas and O2 gas. The duplex stai...
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WO/2023/058631A1 |
Provided is a duplex stainless steel material that has excellent whole surface corrosion resistance and pitting corrosion resistance in a supercritical corrosive environment in which supercritical CO2 gas contains SOX gas and O2 gas. Thi...
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WO/2023/052325A1 |
The invention relates to a device for receiving and driving at least one substantially annular workpiece (4) in a processing system, said workpiece (4) at least partly undergoing a thermal expansion and/or contraction in the processing s...
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WO/2023/053908A1 |
Provided are: a steel sheet having high strength, high ductility, excellent stretch flange formability, and favorable chemical conversion properties; a member; and a method for manufacturing the steel sheet and the member. In this stee...
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WO/2023/053827A1 |
Provided is a steel plate having a prescribed chemical composition satisfying 0.40[Pr] + 0.37[Sm] + 0.37[Eu] + 0.36[Gd] + 0.35[Tb] + 0.34[Dy] + 0.34[Ho] + 0.33[Er] + 0.33[Tm] + 0.32[Yb] + 0.32[Lu] + 1.24[Sc] - 2.33[O] - 3.99[N] - 1.74[S]...
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WO/2023/054599A1 |
Provided is a duplex stainless steel pipe having high yield strength and excellent machinability. The duplex stainless steel pipe of the present disclosure is composed of, by mass%, C: 0.030% or less, Si: 1.00% or less, Mn: 0.10-7.00%, P...
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WO/2023/054705A1 |
The present invention provides a high-strength plated steel sheet excellent in LME resistance. This plated steel sheet has a Zn-containing plating layer on a steel sheet. The steel sheet has a tensile strength of 780 MPa or higher; the...
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WO/2023/053743A1 |
Provided are a high-strength stainless steel seamless pipe for oil wells, and a method for manufacturing same. This high-strength stainless steel seamless pipe for oil wells has a composition containing, in mass%, 0.002-0.05% of C, 0.05-...
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WO/2023/053829A1 |
Provided is a steel plate having a prescribed chemical composition satisfying X ≥ 0.0003 and 1.80 x [P] – X < 0.010 (in these expressions: X = 0.40 [Pr] + 0.37 [Sm] + 0.37 [Eu] + 0.36 [Gd] + 0.35 [Tb] + 0.34 [Dy] + 0.34 [Ho] + 0.33 [...
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WO/2023/053909A1 |
Provided are: a steel sheet having high strength, high ductility, excellent stretch flange formability, and favorable chemical conversion treatability; a member; and manufacturing methods therefor. This steel sheet comprises a componen...
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WO/2023/052814A1 |
A cold rolled and heat treated steel sheet having a composition comprising of the following elements, 0.05%≤Carbon≤0.12%, 1.0%≤Manganese≤2%, 0.01 %≤Silicon≤0.5%, 0.01 %≤Aluminum≤0.1 %, 0.01 %≤Niobium≤0.1 %, 0%≤Phosp...
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WO/2023/054105A1 |
Provided are: an alloy steel capable of obtaining high hardness (at least 64 HRC in the Rockwell C scale) even in a quenching treatment performed at a quenching temperature (at most 900ºC) equivalent to that for a conventional bearing s...
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WO/2023/054717A1 |
Provided is a steel welded member that has a high resistance to LME of a spot welded section. In this steel welded member, a plurality of Zn-plated steel materials each having a Zn-based plating layer on the surface of a steel material...
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WO/2023/054343A1 |
Provided is a duplex stainless steel material that has a yield strength of not less than 586 MPa, excellent low-temperature toughness, and excellent corrosion resistance. A duplex stainless steel material according to the present disclos...
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WO/2023/054586A1 |
Provided is a martensitic stainless steel pipe that has a yield strength of 110 ksi or higher and excellent machinability. A martensitic stainless steel pipe according to the present disclosure comprises, by mass, less than 0.030% C, no ...
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WO/2023/048467A1 |
The present invention relates to steel suitable as a material for automobiles and, particularly, to a high-strength and thick steel sheet having excellent hole expandability and ductility, and a manufacturing method therefor.
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WO/2023/049722A1 |
Methods and metal products are described for simultaneously performing a solution heat treatment operation or continuous annealing operation and surface treatment operation using super-heated steam to produce a processed metal product. A...
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WO/2023/048169A1 |
This mechanical component (10) is made of steel and has surfaces (10a, 10b, 10c, 10d). The steel is quenched and tempered. The mechanical component comprises: a nitrided layer (11) on a surface; and a core section (12) which is at a fart...
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WO/2023/048449A1 |
The present invention relates to: a high-strength cold-rolled steel sheet having excellent surface quality and low mechanical property deviation; and a manufacturing method therefor. More particularly, the present invention relates to: a...
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WO/2023/047991A1 |
The purpose of the present invention is to make it possible to attain a hot-pressed member which has a tensile strength TS of 1,760MPa or higher, and exhibits excellent low-temperature toughness and delayed fracture resistance, and to pr...
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WO/2023/048248A1 |
Provided is a steel material which has exceptional machinability, in which cracking during hot working and melt cracking during induction hardening can be suppressed, and which has exceptional fatigue strength when used as a component fo...
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WO/2023/048450A1 |
The present invention pertains to a high-strength cold-rolled steel sheet having excellent surface quality and low material variation, and a method for manufacturing same. More specifically, the present invention pertains to: a high-stre...
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WO/2023/042794A1 |
The purpose of the present invention is to provide a quenching device, continuous annealing equipment, a quenching method, a method for manufacturing a steel sheet, and a method for manufacturing a plated steel sheet with which it is pos...
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WO/2023/043216A1 |
The present invention relates to a high-strength steel sheet having excellent surface quality due to improved coatability thereof and a method for manufacturing same.
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WO/2023/042470A1 |
This ferritic stainless steel sheet has a chemical composition comprising, in % by mass, more than 0% and 0.008% or less of C, 0.01 to 2.50% of Si, 0.01 to 0.50% of Mn, 0.0001 to 0.040% of P, 0.001 to 0.010% of S, 0.001 to 2.500% of Al, ...
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WO/2023/043288A1 |
Provided is an Fe-based soft magnetic alloy. An Fe-based soft magnetic alloy according to an embodiment of the present invention is represented by the empirical formula XaBbSicCudMe, wherein: X includes Fe and at least one element among ...
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WO/2023/042795A1 |
The present invention addresses the problem of providing: a quenching apparatus which makes it possible to prevent the warpage of a metal sheet after quenching even when the metal sheet is warped already before the quenching; a continuou...
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WO/2023/035368A1 |
A horizontal bright annealing apparatus for stainless steel, comprising an uncoiling section, a cleaning section, a process section, a flattening section, and a coiling section which are sequentially arranged along a process flow directi...
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WO/2023/037878A1 |
The present invention is a cold-rolled steel sheet characterized by having a prescribed chemical composition and being such that: a steel structure is, in terms of areal percentage, 90.0-99.5% martensite, 0-5% ferrite, and 0.5-7.0% resid...
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WO/2023/038084A1 |
This hot rolled steel sheet has a prescribed chemical composition. If a region corresponding to 1/8 to 3/8 of the sheet thickness in the sheet thickness direction from the surface is defined as the 1/4 depth position, the metal structure...
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WO/2023/035831A1 |
The present invention relates to an aluminum alloy for extrusion. The components of the aluminum alloy and the mass percentage of each component comprise: 0.1-0.2% of Si, 0.15-0.25% of Fe, 1.8-2.4% of Mn, 0.05-0.18% of Zn, 0.03-0.06% of ...
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WO/2023/033059A1 |
The present invention is a method for producing an Fe-based nanocrystalline alloy magnetic core, said method including an oxide film forming step for heat-treating, in an oxidizing atmosphere, a magnetic core material in which a nanocrys...
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WO/2023/031645A1 |
A hot rolled steel sheet having a composition comprising of elements, 0.02%≤Carbon≤0.2%, 3%≤Manganese≤9%, 0.2%≤Silicon≤1.2%, 0.9%≤Aluminum≤2.5%, 0%≤Phosphorus≤0.03%, 0%≤Sulfur≤0.03%, 0%≤Nitrogen≤0.025%, 0%≤M...
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WO/2023/032423A1 |
The present invention provides: a high strength steel sheet which has a tensile strength of 1180 MPa or more, exhibits excellent bendability and toughness, and has a high yield ratio; and a method for producing same. This high strength...
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WO/2023/032652A1 |
The present invention provides: a steel sheet which has high strength, high ductility, excellent stretch flangeability and high work hardening coefficient; a member; a method for producing this steel sheet; and a method for producing thi...
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WO/2023/029630A1 |
Disclosed in the present invention are a steel rail in which abrasion and rolling contact fatigue are well coupled and a production method therefor. The chemical components of the steel rail comprise, in percentages by weight: 0.75-0.88%...
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WO/2023/032377A1 |
Provided is a ferritic stainless steel sheet having both a high degree of whiteness and high image clarity. The surface of this ferritic stainless steel sheet comprises terrace portions and valley portions, wherein the area ratio of the ...
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WO/2023/033136A1 |
A non-oriented electromagnetic steel sheet 1 of the present embodiment is provided with: a base material steel sheet 10; and an insulating film 20 formed on a surface of the base material steel sheet 10. The insulating film 20 contains: ...
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WO/2023/032424A1 |
The present invention provides a high-strength steel plate having a tensile strength of 1180 MPa or more and excellent delayed fracture resistance characteristics and toughness. The present invention also provides a method for producing ...
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WO/2023/032651A1 |
Provided are: a steel sheet having high strength, high ductility, excellent stretch flange formability, and excellent laser weldability; a member; and a method for manufacturing the steel sheet and the member. The steel sheet contains,...
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WO/2023/031647A1 |
A hot rolled steel sheet having a composition comprising of the elements, 0.02%≤Carbon≤0.2%, 3%≤Manganese≤9%, 0.2%≤Silicon≤1.2%, 0.9%≤Aluminum≤2.5%, 0%≤Phosphorus≤0.03%, 0%≤Sulfur≤ 0.03%, 0%≤Nitrogen≤0.025%, 0...
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WO/2023/032339A1 |
Disclosed is a steel sheet having both excellent workability and flexural strength. This steel sheet has a predetermined chemical composition and a predetermined steel composition. The difference between the number density of precipitate...
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