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WO/2022/224849A1 |
In the present invention, through use of a steel material for carbonitriding containing C, Si, Mn, P, S, Cu, Ni, Cr, Mo, Al, and N, the remainder comprising Fe and unavoidable impurities, and whereby, by carbonitriding of the steel mater...
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WO/2022/224046A1 |
A Fe-Al-Si-X-based alloy with oxidation resistance at temperatures up to 1,100 °C and mechanical and tribological resistance at least up to 750 °C comprising a base Fe-Al-Si alloy matrix containing Al 16±4, Si 6±4 wt%, at least one a...
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WO/2022/224640A1 |
Provided are a stainless steel pipe and a manufacturing method thereof. This stainless steel pipe has: a component composition containing, by mass%, 0.05% or less of C, 1.0% or less of Si, 0.10 to 2.0% of Mn, 0.05% or less of P, less tha...
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WO/2022/219853A1 |
The material of an oil ring wire 2 is an alloy steel. The alloy steel contains 0.50-0.65 mass% of C, 1.60-2.30 mass% of Si, 0.60-1.10 mass% of Mn, 0.75-1.15 mass% of Cr, 0.18-0.45 mass% of Ni, 0.05-0.15 mass% of V, and 0.15 mass% or less...
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WO/2022/218469A1 |
The invention relates to a method for producing a harmonic drive component (1) which is made of a precipitation-hardening steel. The method has the steps of: - providing a blank which has the composition of 0.01 to 0.35 wt.% of carbon, m...
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WO/2022/220238A1 |
The present invention provides a heat-treated steel material which has both excellent tensile strength and excellent toughness. A heat-treated steel material which contains, in mass%, 0.38 to 1.05% of C, 0.0 to 1.0% of Mn, 0.0 to 0.50% o...
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WO/2022/220281A1 |
Provided is a drawn wire material obtained by drawing a heat-treated steel material comprising: 0.38-1.05 mass% of C; 0.0-1.0 mass% of Mn; 0.0-0.50 mass% of Cr; and 0.0-1.5 mass% of Si, with the balance being Fe and unavoidable impuritie...
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WO/2022/221561A1 |
A thermal spray material feedstock is provided that includes an iron-based alloy having 5-12 wt% of Al; 1.8-7.5 wt% of B; 0-2 wt% of C; 0-4.5 wt% of Mo; 0-6.5 wt% of V; and a balance of Fe. The iron-based alloy is substantially free of c...
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WO/2022/218455A1 |
The invention relates to a component (2) which is produced from a blank (1) using forming technology, the blank (1) having a carbon content greater than 0.2 wt.%. The component (2) is produced from the blank (1) using the following steps...
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WO/2022/219742A1 |
This hot-rolled steel sheet for a non-oriented electrical steel sheet has a solid solution Ti amount of 0.0005% or less and includes Ti carbides having a circle equivalent diameter of 10-50 nm at the grain boundary or within ferrite grai...
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WO/2022/220242A1 |
Provided is a high Ni alloy exhibiting excellent high welding temperature cracking resistance and comprising, in terms of mass%, Cr: 16-30%, Ni: 18-50%, Al: 0.01-1.0%, and Ti: 0.01-1.5%. In a first invention, a relationship between the n...
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WO/2022/220237A1 |
Provided is a railroad wheel having excellent toughness at a boss portion. A railroad wheel according to the present disclosure comprises a rim portion, a boss portion having a through-hole, and a plate portion. The railroad wheel has a ...
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WO/2022/220004A1 |
A powder magnetic core (10) includes: a metal magnetic substance powder (11); a binding agent (12) that binds together the particles of the metal magnetic substance powder (11); and an insulating powder (13) provided in the binding agent...
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WO/2022/219854A1 |
The material of an oil ring wire 2 is an alloy steel. The alloy steel includes 0.50-0.65 mass% C, 1.60-2.30 mass% Si, 0.60-1.10 mass% Mn, 0.75-1.15 mass% Cr, 0.18-0.45 mass% Ni, 0.05-0.15 mass% V, not more than 0.15 mass% Cu, and unavoid...
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WO/2022/218444A1 |
Disclosed in the present invention is a method for smelting a high-temperature alloy with an ultrahigh N content in a VIM furnace, and a high-temperature alloy with an ultrahigh N content. The VIM-furnace smelting method comprises a smel...
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WO/2022/214107A1 |
The method for rolling a high-toughness high-strength low-alloy steel, sequentially comprising the following steps: heating, descaling, rough rolling, continuous rolling, first water cooling, finish rolling, second water cooling, and col...
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WO/2022/214527A1 |
An apparatus (100) for continuous monitoring of a metallic material (20) in a rolling process, comprising: at least one roll- separating force sensor (101); at least one strain sensor (102); at least one temperature sensor (103); at leas...
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WO/2022/215448A1 |
Provided is a hot-stamp-molded object having excellent delayed fracture resistance. The hot-stamp-molded object 1 comprises a steel substrate 10 and an Al coating 20 formed on the steel substrate 10. The Al coating 20 is formed at the in...
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WO/2022/215710A1 |
This grain-oriented electrical steel sheet has a base steel sheet, and an insulating film formed on a surface of the base steel sheet. The insulating film has: an intermediate layer that is formed on the base steel sheet side and that co...
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WO/2022/215709A1 |
This grain-oriented electromagnetic steel sheet comprises a base steel sheet and an insulating film that is formed on the surface of the base steel sheet; the insulating film comprises an intermediate layer that is formed on the base ste...
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WO/2022/213590A1 |
Disclosed is an FeCrAl alloy powder. The FeCrAl alloy powder is prepared by means of gas-water combined atomization, and the components of the FeCrAl alloy powder comprise: Cr: 10-25%, Al: 3-7%, Y: 0-0.5%, Ti: 0.05-0.2%, Zr: 0-0.3%, Mn: ...
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WO/2022/215389A1 |
Provided is a high-strength cold-rolled steel sheet that has tensile strength of at least 1320 MPa and outstanding fatigue strength of spot-welded sections. This high-strength cold-rolled steel sheet has a composition that comprises 0.15...
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WO/2022/215642A1 |
The present invention provides a surface-treated steel sheet which has excellent strength even if the surface-treated steel sheet is provided with an Ni-Co-Fe alloy layer. A surface-treated steel sheet (1) according to the present disclo...
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WO/2022/215635A1 |
This steel sheet for hot stamping is characteristically provided with the following in the indicated sequence: a base steel sheet; an Al-Si alloy plating layer that has an Al content of at least 75 mass% and an Si content of at least 3 m...
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WO/2022/214488A1 |
The invention relates to a high strength cold rolled steel sheet having a composition consisting of the following elements (in wt. %):C 0.08 –0.14, Mn 2.5 – 3.0, Si 0.7 – 1.1, Cr 0.05 – 0.4. Optionally Al ≤ 0.2, Nb ≤ 0.1, Mo ...
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WO/2022/215714A1 |
This grain-oriented electrical steel sheet has a base steel sheet and an insulating film formed on a surface of the base steel sheet. The base steel sheet has, on the insulating film side, an iron-based oxide layer containing an iron-bas...
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WO/2022/215636A1 |
This steel sheet (10) for hot stamping sequentially comprises, in the following order: a base steel sheet (1); an Al-Si alloy plating layer (2) that has an Al content of 75% by mass or more and an Si content of 3 to 20% by mass, with the...
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WO/2022/215548A1 |
This hot-stretch-reduced electric resistance welded pipe has a base metal part and a weld part, the base metal part having a prescribed chemical composition, the value of Ti/N obtained by dividing the Ti content by the N content being 3....
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WO/2022/213853A1 |
Disclosed is a non-oriented electrical steel plate, the content of the chemical elements thereof in mass percentage being as follows: 0
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WO/2022/210396A1 |
This steel plate contains a predetermined composition with 10-60% in total of ferrite and bainite, 40-90% in total of martensite and tempered martensite, and 0-10% in total of pearlite and retained austenite. With respect to the total nu...
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WO/2022/210761A1 |
Provided is a cold-rolled steel sheet having excellent punching properties. This cold-rolled steel sheet has a predetermined component composition and a steel structure in which the average grain diameter of ferrite is 10 μm or less, th...
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WO/2022/205939A1 |
A hydrogen-induced-cracking-resistant pressure vessel steel plate with a thickness greater than 200-250 mm. The steel plate contains the following chemical components: C: 0.10-0.20%, Si: 0.15-0.40%, Mn: 0.95-1.35%, P: ≤0.005%, S: ≤0....
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WO/2022/209520A1 |
Provided is a steel sheet that has a tensile strength of at least 1,310 MPa and is capable of achieving excellent press formability using steel that mainly comprises a martensite structure that has excellent delayed fracture resistance. ...
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WO/2022/209305A1 |
Disclosed, as a steel sheet having excellent energy-absorbing performance during crushing deformation, is a steel sheet having a specific chemical composition and steel structure, in which the steel sheet surface has multiple steps that ...
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WO/2022/207711A1 |
The present invention relates to a tool comprising a cemented carbide part and a steel part joined by brazing where the steel part has an average hardness of between 390 and 510 HV30. The braze joint comprises Ti and a TiC layer with a t...
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WO/2022/211004A1 |
This non-oriented electromagnetic steel sheet has a base material having a chemical composition containing 3.7-4.8% of Si, has a recrystallization rate less than 100% in terms of area ratio, satisfies formulae (i) and (ii), and has a ten...
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WO/2022/205794A1 |
Disclosed are steel for a high-cleanliness camshaft and a rolling method therefor. The mass percentages of the chemical components of the steel are as follows: C: 0.17-0.22%; Si: 0.17-0.37%; Mn: 1.10-1.40%; Cr: 1.00-1.30%; P: ≤0.020%; ...
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WO/2022/209896A1 |
The purpose of the present invention is to provide a steel pipe for high-pressure hydrogen that has high strength and a small fatigue crack growth rate in a range where ΔK regarding fatigue crack growth characteristics is 10 MPa·m1/2 o...
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WO/2022/210220A1 |
Provided is a hot-rolled steel sheet having excellent stretch-flangeability. The hot-rolled steel sheet has a component composition containing, in terms of mass%, 0.10% or less of C, 2.0% or less of Si, 2.0% or less of Mn, 0.100% or le...
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WO/2022/210962A1 |
This non-oriented electromagnetic steel sheet comprises a parent-material steel sheet and an insulating film formed on the surface of the parent-material steel sheet. The insulating film contains a metal phosphate and an organic resin. T...
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WO/2022/209637A1 |
This untempered steel for crankshafts is mainly iron (Fe) but contains 0.37–0.43 mass% of carbon (C), 0.15–0.35 mass% of silicon (Si), 0.90–1.30 mass% of manganese (Mn), 0.08–0.15 mass% of vanadium (V), no more than 0.030 mass% o...
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WO/2022/210125A1 |
Provided is a steel wire for a mechanical structural component, said steel wire containing 0.05 mass%-0.60 mass% of C, 0.005 mass%-0.50 mass% of Si, 0.30 mass%-1.20 mass% of Mn, more than 0 mass% but no more than 0.050 mass% of P, more t...
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WO/2022/211001A1 |
The purpose of the present invention is to provide a magnesium oxide which is for an annealing separating agent and which is used for obtaining a grain-oriented electrical steel sheet having excellent coating characteristics. The magne...
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WO/2022/207915A1 |
The present invention relates to a tube for transporting fluids in seawater. The tube has a tubular body formed of an alloy selected from duplex stainless steel, superduplex stainless steel, a ferritic steel, a martensitic steel or a nic...
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WO/2022/206911A1 |
Provided are a low-carbon low-alloy Q&P steel or hot-dip galvanized Q&P steel with a tensile strength greater than or equal to 1180 MPa, and a manufacturing method therefor. The steel comprises the chemical components by mass percent: C:...
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WO/2022/211007A1 |
This non-oriented electrical steel sheet has a chemical composition likely generating the α-γ transformation, and contains, by mass, at least 0.010% or less C, 1.50%-4.00% Si, 0.0001%-1.0% sol.Al, 0.010% or less S, 0.010% or less N, an...
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WO/2022/210918A1 |
Provided is a stainless foil having improved durability against repeated bending under stringent bending conditions that are required for foldable displays and rollable displays. The stainless foil is a rolled stainless foil having a thi...
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WO/2022/205926A1 |
Provided are an elastic rod and a production method therefor and a mattress with the elastic rod. The elastic rod is made of spring steel, stainless steel, aviation aluminum or an aluminum alloy and is provided with a relatively hard cor...
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WO/2022/210126A1 |
A steel wire for a machine structural component which contains predetermined contents of C, Si, Mn, P, S, Al, Cr, and N, respectively, and the balance iron and inevitable impurities, wherein when the total content (mass%) of Cr and Mn in...
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WO/2022/210503A1 |
Proposed is a method for producing a grain-oriented electrical steel sheet having a low iron loss and a high magnetic flux density, by using a steel material that contains no inhibitor-forming components. The present invention involves: ...
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