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WO/2022/201686A1 |
The present invention provides a method for producing an annealed and pickled steel sheet, the method enabling continuous and stable production of an annealed and pickled steel sheet that has excellent chemical conversion properties, exc...
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WO/2022/199113A1 |
Disclosed in the present invention is a non-quenched and tempered steel weather-resistant high-strength bolt, comprising the following chemical components in percentage by mass: 0.17-0.23% of C; Si≤0.30; 1.25-1.60 of Mn; P≤0.02; S≤...
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WO/2022/202023A1 |
This steel plate has a prescribed chemical composition. When the plate thickness is represented by t, the metal structure at the t/4 position, which is at t/4 from the surface in a plate-thickness-direction cross-section, contains at lea...
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WO/2022/201381A1 |
Provided is a steel material with which it is possible to inhibit roughening of the surface after a shaving process. The steel material according to the present embodiment has a chemical composition containing, by mass, 0.50 to 0.80% of ...
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WO/2022/202107A1 |
Provided is a galvanized steel sheet having high strength, specifically, a tensile strength of at least 1150 MPa, and excellent resistance spot welding properties. A base steel sheet is given a prescribed component composition, the amoun...
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WO/2022/202108A1 |
Provided is a galvanized steel sheet having high strength, specifically, a tensile strength of at least 1160 MPa, and excellent resistance spot welding properties. The component composition of a base steel sheet is made to contain 0.02% ...
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WO/2022/196807A1 |
This non-oriented electromagnetic steel sheet has a prescribed chemical composition, and under observation by means of EBSD in a plane parallel to the surface of the steel sheet, when the entire surface area is Stot, the surface area of ...
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WO/2022/196196A1 |
Provided are a high-strength duplex stainless steel pipe having an excellent wear resistance or dent resistance on the inner and outer surfaces of a steel pipe, and a method for manufacturing the same. The present invention has a compo...
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WO/2022/196655A1 |
The present invention proposes an annealing separator which enables a steel sheet to retain a good coil shape after annealing if the steel sheet is wound into a coil shape after being coated with this annealing separator, and subsequentl...
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WO/2022/195024A1 |
This invention relates to a steel strip, sheet or blank for producing hot-formed parts or a heat-treated pre-formed part, and to a method for hot-forming a steel blank or heat-treating a pre-formed part into an article and the use thereo...
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WO/2022/193587A1 |
Disclosed are a high-strength and high-toughness ultralow temperature impact resistant tubing head forge piece blank and a manufacturing method therefor. The high-strength and high-toughness ultralow-temperature impact-resistant tubing h...
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WO/2022/196800A1 |
This non-oriented electromagnetic steel sheet has a prescribed chemical composition, wherein one or more particles formed from a precipitate of one or more kinds of sulfides or oxysulfides selected from the group consisting of Mg, Ca, Sr...
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WO/2022/196805A1 |
This non-directional electromagnetic steel sheet has a prescribed chemical composition, and when, upon observing by EBSD in a plane parallel to the steel sheet surface, the total area is represented by Ｓtot, the area of grains in the (...
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WO/2022/193206A1 |
A flexible clamping device, comprising a driving assembly (1), a first driving arm (2) and a second driving arm (3), and a plurality of floating clamp bodies (4). A first end of the first driving arm (2) and a first end of the second dri...
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WO/2022/196733A1 |
In this steel member, a steel sheet base material, which comprises, by mass%, 0.10 to 0.65% of C, 0.10 to 2.00% of Si, 0.30 to 3.00% of Mn, 0.050% or less of P, 0.0100% or less of S, 0.010% or less of N, 0.010% or less of O, 0 to 0.100% ...
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WO/2022/196704A1 |
Proposed is a method for improving film adhesiveness when performing a magnetic domain subdivision treatment. According to the present invention, the concentration of Mn+Fe in a ceramic underlying film in an oriented electromagnetic stee...
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WO/2022/191085A1 |
The present invention provides a martensitic stainless steel sheet characterized in that: the martensitic stainless steel sheet has a steel composition of, by mass, 0.30 to 0.60% of C, 0.05 to 1.00% of Si, 0.10 to 1.50% of Mn, 11.0 to 15...
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WO/2022/191006A1 |
A method for manufacturing a steel sheet according to the present invention comprises a step for annealing a steel raw material having an Si content of 1.0 mass% or more and a Cr content of 1 mass% or less, under a condition satisfying: ...
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WO/2022/192839A1 |
A method (100) of making a forged, martensitic, stainless steel alloy is provided. The alloy is a forged preform of martensitic, pitting corrosion resistant stainless steel alloy comprising, by weight: 12.0 to 16.0 percent chromium; grea...
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WO/2022/190814A1 |
The present invention pertains to an Fe-Ni alloy containing 0.001-0.2 mass% of C, 0.001-0.2 mass% of Si, 0.005-0.7 mass% of Mn, 30.0-45.0 mass% of Ni, 0.3 mass% or less of Cr, 0.001-0.1 mass% of Al, 0.001-0.020 mass% of Ti, 0.007 mass% o...
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WO/2022/190813A1 |
The present invention pertains to an Fe-Ni alloy comprising 0.001-0.2 mass% of C, 0.001-0.30 mass% of Si, 0.005-0.7 mass% of Mn, 30.0-45.0 mass% of Ni, 0.30 mass% or less of Cr, 0.001-0.1 mass% of Al, 0.020 mass% or less of Ti, 0.0050 ma...
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WO/2022/190441A1 |
This hot work tool steel has a composition containing 0.38 to 0.45 mass% of C, 0.50 mass% or less of Si, 0.37 to 1.00 mass% of Mn, 4.30 to 5.50 mass% of Cr, 0.11 to 0.20 mass% of Ni, 1.5 to 3.2 mass% of Mo+(1/2)W, 0.49 to 0.62 mass% of V...
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WO/2022/191008A1 |
According to the present invention, it is possible to provide a method for manufacturing a hot-dip galavanized steel sheet which has a high Si content and which has good plating adhesion. This method for manufacturing a hot-dip galavaniz...
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WO/2022/188942A1 |
The invention relates to a method for producing a multi-component sintered molded part, comprising the method steps of: introducing a first material into a first region of a mold, filling a powdery second material, which is different fro...
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WO/2022/191009A1 |
The present invention can provide a steel sheet for hot-dip galvanizing from which an alloyed hot-dip galvannealed steel sheet having a high Si content and suppressed alloying unevenness can be produced. The steel sheet for hot-dip galva...
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WO/2022/191487A1 |
A method for manufacturing a track race, which is interposed between a housing and a spider of a tripod constant-velocity joint and has a ball groove with a reduced aperture, forms, through mechanical machining or plastic deformation mac...
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WO/2022/190958A1 |
This cold-rolled steel sheet has a predetermined chemical composition, wherein: a metallographic structure at a t/4 position, which is located at 1/4 of the sheet thickness t from the surface in a sheet thickness direction, contains, by ...
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WO/2022/190959A1 |
This cold-rolled steel sheet has a specified chemical composition, in which the metal structure of a t/4 part, which is a part located at a depth of 1/4 of the thickness t of the cold-rolled steel sheet from the surface of the cold-rolle...
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WO/2022/184565A1 |
The invention relates to a method for producing a semi-finished product with a modified surface, comprising at least one method step of modifying, at least in regions, the surface of a coated, skin-passed, oiled, cleaned metal steel subs...
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WO/2022/184580A1 |
The invention relates to a correspondingly cold-rolled flat steel product having a ferritic primary structure and a high tensile strength Rm, a high elongation at break A50 and a high hole widening ratio λ, and to a method for its produ...
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WO/2022/184545A1 |
The invention relates to a hot-dip coated steel substrate which is in the form of a strip or sheet and has a zinc-based metal coating and a modified surface, and to a method for producing a semi-finished product having a modified surface...
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WO/2022/185092A1 |
The invention relates to an iron-nickel alloy having the following composition in percent by weight: 36.5% ≤ Ni ≤ 38.5%; 0.50% ≤ Mn ≤ 1.25%; 0.001% ≤ Cu ≤ 0.85%; 0.040% ≤ C ≤ 0.150%; 0.10% ≤ Si ≤ 0.35%, the remainder ...
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WO/2022/184695A1 |
The invention relates to an iron-nickel alloy having the following composition in percent by weight: 36.5% ≤ Ni ≤ 38.5%; 0.50% ≤ Mn ≤ 1.25%; 0.001% ≤ Cu ≤ 0.85%; 0.040% ≤ C ≤ 0.150%; 0.10% ≤ Si ≤ 0.35%, the remainder ...
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WO/2022/186270A1 |
A hot-rolled steel sheet which: comprises a steel sheet and a scale layer formed on the surface of the steel sheet, the steel sheet having a chemical composition comprising, by mass%, 0.05 to 0.20% of C, 0.005 to 0.30% of Si, 0.05 to 1.2...
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WO/2022/185849A1 |
This battery unit has: a battery pack that houses a battery cell; and a cooling-medium passage that is formed on the outer side of the bottom surface of the battery pack. The cooling-medium passage is constituted from a Zn-plated steel p...
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WO/2022/183265A1 |
A martensitic steel, consisting of, in % in weight: C: 0.30 to 0.80%, Si: 2.50 to 4.50%, Mn: 1.00 to 2.50%, Al: 0.40 to 1.50%, Cr: 0.1 to 2.00%, V: 0.01 to 0.40%, Ti: 0.005 to 0.35%, and optionally one or more of Nb: less than 0.35%, Zr:...
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WO/2022/185805A1 |
Provided are an ultrahigh-strength steel sheet having excellent moldability, delayed-fracture resistance, and LME resistance, and a method for producing the same. The steel sheet has a component composition containing, in terms of mass...
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WO/2022/184811A1 |
The invention relates to a cold-rolled flat steel product, wherein the steel substrate thereof has a tensile strength of 750-940 MPa, a high strength, an improved weldability and optimized shaping properties and, at the same time, can be...
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WO/2022/185991A1 |
This steel plate has a chemical composition that includes, by mass%, 0.05-0.25% C, 0.2-2.0% Si, 1.2-3.0% Mn, not more than 0.030% P, not more than 0.050% S, 0.01-0.55% Al, not more than 0.0100% N, 0.010-0.250% Ti, with the remainder bein...
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WO/2022/186357A1 |
The present invention proposes a method which is for determining finish annealing conditions for an oriented electromagnetic steel sheet, and by which a high-quality oriented electromagnetic steel sheet, which meets strict quality requir...
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WO/2022/185804A1 |
Provided are an ultrahigh-strength steel sheet having excellent moldability and delayed-fracture resistance, and a method for producing the same. The steel sheet has a component composition containing, in terms of mass%, 0.20-0.40% of ...
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WO/2022/181808A1 |
This motor is provided with a stator and a rotor capable of rotating about a central axis with respect to the stator. The rotor or the stator is provided with a neodymium magnet. The neodymium magnet has a material structure including a ...
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WO/2022/181811A1 |
A neodymium magnet according to the present invention has a material structure which includes a main phase that has a composition represented by a compositional formula Nd-Fe-B and a grain boundary phase that has a Nd concentration highe...
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WO/2022/181164A1 |
The purpose of the present invention is to provide: a high-strength stainless steel seamless pipe for an oil well; and a method for producing same. The high-strength stainless seamless steel pipe for an oil well according to the present ...
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WO/2022/178930A1 |
A manufacturing method for a monofilament steel cord and a steel wire stress relieving device. The manufacturing method for a monofilament steel cord comprises steps of pretreatment for a steel wire rod, dry drawing, heat treatment elect...
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WO/2022/180956A1 |
This steel sheet has a specific chemical composition and metal structure. In the crystalline orientation distribution function of the aggregate structure at a position of 1/4 the plate thickness, when A is the maximum value of pole densi...
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WO/2022/181761A1 |
The present invention provides a steel sheet which has high strength, while achieving excellent appearance quality. A steel sheet which has a chemical composition that contains, in mass%, more than 0.030% but not more than 0.145% of C,...
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WO/2022/180954A1 |
This steel sheet has a predetermined chemical composition, wherein: in a metallic structure, the number density of alloy carbides having a major axis of 10-100 nm and present in crystal grain boundaries is 1.0×108 to 1.0×1011 /cm2, and...
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WO/2022/180869A1 |
Provided is an austenitic stainless steel material having a composition comprising, on a mass basis, 0.200% or less C, 4.00% or less Si, 5.00% or less Mn, 4.00-10.00% Ni, 12.00-18.00% Cr, 3.50% or less Cu, 1.00-5.00% Mo, and 0.200% or le...
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WO/2022/176933A1 |
The chemical composition of a base material of this non-oriented electromagnetic steel sheet is, by mass%, 0–0.0050% C, 3.8–4.9% Si, 0.05–1.20% Mn, more than 0.02% and 0.50% or less sol. Al, 0–0.030% P, 0–0.0030% S, 0–0.0030%...
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