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WO/2022/053103A1 |
The invention relates to a method for producing a chain element (2, 3), comprising the following steps: - providing a component made of steel and having a carbon content in the range from 0.3 to 0.7% by weight; - austenitizing the compon...
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WO/2022/053353A1 |
The invention relates to a nickel-based alloy material. The nickel-based alloy material consists of in percent by weight: Chromium: 20.00 to 22.50 %, Molybdenum: 11.50 to 14.50 %, Iron: 2.00 to 6.00 %, Copper: 2.10 to 6.00 %, Tungsten: 2...
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WO/2022/054866A1 |
A steel sheet having a chemical composition comprising, in % by mass, 0.050 to 0.200% of C, 0.10 to 1.00% of Si, 0.50 to 2.00% of Mn, 0.030% or less of P, 0.010% or less of S, 0.002 to 0.050% of Al, 0.0010 to 0.0060% of N, 0.0005 to 0.00...
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WO/2022/053482A1 |
The present application relates to an installation (1) and a method for the continuous casting and subsequent rolling flat of a steel strip (2) with an austenitic and/or ferritic microstructure and a thickness of less than 1.0 mm, compri...
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WO/2022/050635A1 |
The present specification relates to austenitic stainless steel which can be utilized as various materials for an outer panel of a vehicle, a component for construction and the like, and a manufacturing method thereof. According to an em...
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WO/2022/048822A1 |
A steel cord comprises two or more steel wires that are twisted together, the steel wires have a carbon content of more than 0.70% in weight, at least one of the steel wires has a diffusible hydrogen amount from 0.001 ppm to 0.35 ppm and...
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WO/2022/050501A1 |
The present invention provides: a material for hot stamping, which is capable of securing excellent mechanical properties and hydrogen delayed fracture properties of hot-stamped parts; and a method for manufacturing same, the material tr...
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WO/2022/048990A1 |
The invention provides a steel component which is optimally protected against corrosion and produced by hot-shaping a steel flat product, and also provides a method and a steel flat product which permit the practical production of a stee...
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WO/2022/048803A1 |
The invention relates to a non-grain-oriented flat metal product, which inter alia has a comparatively high weight proportions of Mn and Cr. The invention also relates to a method of production and to a use.
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WO/2022/050500A1 |
The present invention provides: a material for hot stamping, whereby excellent mechanical properties and hydrogen delayed fracture properties can be achieved in hot stamping parts; and a method for manufacturing same. The material for ho...
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WO/2022/050536A1 |
The present invention provides a hot stamping material and a production method therefor, whereby excellent mechanical properties and hydrogen delayed fracture properties of a hot-stamped component may be secured, the hot stamping materia...
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WO/2022/050283A1 |
A grain-oriented electromagnetic steel sheet having excellent coating film properties and excellent magnetic properties is produced stably. A method for producing a grain-oriented electromagnetic steel sheet according to the present inve...
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WO/2022/049282A1 |
The invention relates to a hot-rolled flat steel product, which consists of a steel comprising 0.03-0.65 wt.% carbon, 0.1-2.5 wt.% manganese, optional elements, the rest being iron and unavoidable impurities. The flat steel product has a...
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WO/2022/050535A1 |
The present invention provides a material, for hot stamping, which can acquire excellent mechanical properties and hydrogen delayed fracture characteristic for a hot stamping component, and a preparation method thereof, the material for ...
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WO/2022/050053A1 |
Provided is a grain-oriented electromagnetic steel sheet that makes it possible to simultaneously achieve low noise and sufficiently low transformer core loss. A grain-oriented electromagnetic steel sheet that has a tension coating on th...
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WO/2022/050818A1 |
The present invention provides a high-strength steel sheet and a method for manufacturing same, wherein the high-strength steel sheet is a material suitable for automobile structural members and has excellent moldability, such as hole ex...
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WO/2022/049150A1 |
The invention relates to a method for inductively hardening an edge layer of a surface (6) encircling an annular component (4). The circumferential surface (6) has a starting zone (8), an intermediate zone (10) adjoining the starting zon...
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WO/2022/042730A1 |
A low-carbon martensitic high hole expansion steel with a tensile strength above 980 MPa, and a manufacturing method therefor, the weight percentage of the chemical components thereof being: C 0.03-0.10%, Si 0.5-2.0%, Mn 1.0-2.0%, P≤0....
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WO/2022/045221A1 |
The present invention provides a powder for an annealing separator for use in a grain-oriented electrical steel sheet, capable of obtaining a grain-oriented electrical steel sheet having good purification of impurities in steel and excel...
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WO/2022/045704A1 |
The present invention relates to a structural ultra-thick steel material having excellent surface portion NRL-DWT physical properties and a method for manufacturing same and, in particular, to a structural ultra-thick steel material and ...
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WO/2022/042727A1 |
A 780 MPa-grade ultra-high reaming steel having high surface quality and high performance stability, and a manufacturing method therefor. The ultra-high reaming steel comprises the following components in percentage by weight: 0.03-0.08%...
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WO/2022/044495A1 |
This hot-rolled steel sheet has a predetermined chemical compositional makeup, and has a metal structure including, in area%, less than 3.0% of retained austenite, not less than 15.0% but less than 60.0% of ferrite, and less than 5.0% of...
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WO/2022/045351A1 |
A steel sheet in which: the chemical composition includes, in terms of mass%, 0.040-0.160% of C, 0.01-0.50% of Si, 0.70-2.50% of Mn, 0.030% or less of P, 0.020% of less of S, 0.001-0.100% of Al, 0.0010-0.0080% of N, and 0.003-0.050% of N...
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WO/2022/044494A1 |
This hot-rolled steel sheet has a predetermined chemical composition and is configured such that: with respect to the metal structure thereof, residual austenite constitutes less than 3.0% by area, ferrite constitutes less than 15.0% by ...
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WO/2022/044493A1 |
This hot-rolled steel sheet has a predetermined chemical compositional makeup, and has a metal structure including, in area%, less than 3.0% of retained austenite, not less than 15.0% but less than 60.0% of ferrite, and less than 5.0% of...
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WO/2022/044271A1 |
This electric resistance welded steel pipe comprises a base material part having a predetermined chemical composition and a welded part. If tB is the wall thickness of the base material part and tS is the wall thickness of the welded par...
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WO/2022/045350A1 |
This steel sheet has a chemical compositional makeup of, in mass%, 0.040-0.160% of C, 0.01-0.50% of Si, 0.70-2.50% of Mn, not more than 0.030% of P, not more than 0.020% of S, not more than 0.010% of Al, 0.0010-0.0080% of N, 0.0005-0.004...
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WO/2022/045648A1 |
The present invention relates to a steel sheet suitable as a material for transporting oil and gas and, more particularly, to a hot-rolled steel sheet having excellent impact toughness in a welded zone after electric resistance welding (...
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WO/2022/042733A1 |
A 780 MPa grade high-surface ultra-high reaming steel and a manufacturing method therefor. The chemical components of the reaming steel, in weight percentages, are: 0.03-0.08% of C, ≤0.2% of Si, 0.5-2.0% of Mn, ≤0.02% of P, ≤0.003%...
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WO/2022/045349A1 |
Provided is a steel sheet having a chemical composition of, in mass percentage, 0.040-0.160% of C, 0.01-0.50% of Si, 0.70-2.50% of Mn, 0.030% or less of P, 0.020% or less of S, 0.001-0.100% of Al, 0.0010-0.0080% of N, 0.003-0.050% of Nb,...
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WO/2022/042731A1 |
Disclosed are a 980 MPa-grade bainite high hole expansion steel and a manufacturing method therefor. The steel contains the following chemical components in percentages by weight: 0.05-0.10% of C, 0.5-2.0% of Si, 1.0-2.0% of Mn, P≤0.02...
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WO/2022/045703A1 |
The present invention relates to a structural ultra-thick steel with excellent surface NRL-DWT properties, and a manufacturing method therefor, and, specifically, to a structural ultra-thick steel and a manufacturing method therefor, the...
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WO/2022/042622A1 |
GPa-grade bainite steel having an ultra-high yield ratio, containing, in addition to Fe, the following chemical elements in mass percentages: 0.12-0.24% of C; 0.2-0.5% of Si; 1.3-2.0% of Mn; 0.001-0.004% of B; 0.01-0.05% of Al; and at le...
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WO/2022/044492A1 |
This hot-rolled steel sheet has a specified chemical composition and has a metal structure in which, in area%, the total of martensite and tempered martensite accounts for more than 92.0% and not more than 100.0%, retained austenite acco...
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WO/2022/045352A1 |
Provided is a steel sheet having a chemical composition of, in mass percentage, 0.040-0.160% of C, 0.01-0.50% of Si, 0.70-2.50% of Mn, 0.030% or less of P, 0.020% or less of S, 0.001-0.100% of Al, 0.0010-0.0080% of N, 0.003-0.050% of Nb,...
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WO/2022/045264A1 |
The present invention relates to an oriented electromagnetic steel sheet manufacturing method for controlling a magnetic domain structure to reduce iron loss, and proposes a technique in which an iron loss reduction effect can be maintai...
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WO/2022/045353A1 |
A steel sheet the chemical composition of which, in mass%, contains 0.040-0.160% of C, 0.01-0.50% of Si, 0.70-2.50% of Mn, 0.030% or less of P, 0.020% or less of S, 0.001-0.100% of Al, 0.0010-0.0080% of N, 0.003-0.050% of Nb, 0.0001-0.00...
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WO/2022/038135A1 |
The invention relates to a process for manufacturing a flat steel product (9) having a prealloyed corrosion-resistant coating (13), comprising at least the following steps: - providing a coated flat steel product (9) comprising a steel s...
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WO/2022/037516A1 |
A high-strength and high-fatigue-life steel for a cable, which comprises, in addition to Fe, the following chemical elements in percentages by mass: 0.90-1.00% of C; 0.90-1.50% of Si; 0.25-0.58% of Mn; 0.20-1.00% of Cr; 0.03-0.12% of V; ...
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WO/2022/036381A1 |
The invention relates to a method for processing a silicon-containing, hot-rolled steel sheet for producing an electric strip, the steel sheet 2 containing more than 1.5 parts by weight of silicon, comprising a surface treatment for remo...
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WO/2022/038956A1 |
Provided are a seamless steel pipe and a method for manufacturing the same with which it is possible to improve fatigue life characteristics and suppress, even when performing cold working (cold drawing), occurrence of problems during th...
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WO/2022/036382A1 |
The invention relates to a method for processing a silicon-containing, cold-rolled steel sheet, comprising a thermal treatment for producing a non-grain-oriented electric strip, wherein the steel sheet 2 contains between 1.5 and 6 wt.% o...
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WO/2022/034964A1 |
An ultrahigh-strength reinforcing bar and a manufacturing method therefor are disclosed. In one specific embodiment, an ultrahigh-strength reinforcing bar comprises: 0.10-0.45 wt% of carbon (C), 0.5-1.0 wt% of silicon (Si); 0.40-1.80 wt%...
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WO/2022/034164A1 |
Multiple temperature-control process for stators (7) and rotors of electric motors and components consisting of materials with different magnetic properties by means of a triplex furnace (1) for the quick, efficient and uniform heating-u...
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WO/2022/033128A1 |
The present invention relates to a normalized-condition delivered 100-120mm thick FH36 steel plate for offshore wind power pipe piles. The steel plate comprises the following chemical components based on National Standard GB712 and class...
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WO/2022/030090A1 |
An iron alloy provided with: a composition comprising, in terms of mass%, 0.1-0.4% C, 0.2-2.0% Si, 0.05-2.0% Mn, 25-42% Ni, 0.1-3.0% Cr, 0.2-3.0% V, a total of 0-0.1% of one or more elements selected from the group consisting of Ca, Ti, ...
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WO/2022/030723A1 |
The present invention relates to a copper alloy tube, for a heat exchanger, having excellent fracture strength, and a production method for same, and more specifically relates to a copper alloy tube which has excellent thermal conductivi...
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WO/2022/022066A1 |
Disclosed are a steel board for polar marine engineering and a preparation method therefor. According to weight percentage, the components of the steel board are: C: 0.06-0.09％, Si: 0.20-0.35％, Mn: 1.48-1.63％, Nb: 0.020％-0.035％...
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WO/2022/025135A1 |
Wear-resistant steel which contains, in mass%, from 0.08% to 0.20% of C, from 0.01% to 0.50% of Si, from 0.10% to 2.00% of Mn and from 2.10% to 8.00% of Cr, while containing 0.5% by area or less of carbides in the metal structure. With r...
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WO/2022/026825A1 |
New 6xxx aluminum alloys are disclosed. In one approach, a new 6xxx aluminum alloy may include from 0.25-0.60 wt. % Fe, 0.8-1.2 wt. % Si, 0.35-1.1 wt. % Mg, 0.05-0.8 wt. % Mn, up to 0.30 wt. % Cu, up to 0.35 wt. % Zn, up to 0.15 wt. % Ti...
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