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Matches 51 - 100 out of 46,691

Document Document Title
WO/2024/047877A1
This steel material has an average chemical composition containing 18.00-36.00% of Ni and 5.50-12.00% of Si and has a metal structure that includes an austenite phase and an ordered phase. This automobile component comprises the steel ma...  
WO/2024/048601A1
The present invention provides a rolling bearing and a rolling body production method that make it possible to improve separation life. Provided is a rolling bearing comprising an inner ring (2), an outer ring (3), and a rolling body (4)...  
WO/2024/043259A1
The present invention provides a duplex stainless steel material which has excellent intergranular corrosion resistance. A duplex stainless steel material according to the present disclosure is composed of, in mass%, 0.030% or less of C,...  
WO/2024/042744A1
Provided is a method for manufacturing a carburized sintered body that allows sintering and carburizing to be performed in a single heating step, eliminates the need to mix additives, and can reduce the cost of additives and shorten the ...  
WO/2024/042812A1
Provided is a stainless steel sheet which is for a fuel cell separator and has excellent press workability and Fe ion elution resistance. The stainless steel sheet has a composition containing, in mass%, 18.0-24.0% of Cr and 3.00% or les...  
WO/2024/043608A1
The present invention relates to a plated steel sheet for hot press forming, a hot press formed part, and manufacturing methods thereof and, more specifically, a plated steel sheet for hot press forming having excellent impact resistance...  
WO/2024/043063A1
Provided is an annealing facility which more actively controls carbon in steel, thereby contributing to further improvement of magnetic properties. This annealing facility has a heating zone, a soaking zone, and a cooling zone on a steel...  
WO/2024/042825A1
Provided are manufacturing equipment, a manufacturing method, and an acceptability determination method for a metal band by which it is possible to reliably perform quality assurance regarding the warpage of a metal band. The manufacturi...  
WO/2024/041820A1
The invention relates to a hot-rolled high-strength steel sheet having a composition consisting of, in wt.%: C 0.020-0.070%, Mn 0.80-1.40%, Nb 0.010-0.080%, Ti up to 0.05%, Si 0.005-0.10%, Al up to 0.10%, N up to 0.010%, P up to 0.02%, S...  
WO/2024/043080A1
This austenitic stainless steel is configured such that, when the amount of hydrogen released at a temperature ranging from 25°C to 800°C at a temperature elevation rate of 100°C/h is determined by thermal desorption analysis of hydro...  
WO/2024/036987A1
The present invention relates to a multifunctional heat treatment production system for a high-strength steel plate/strip, comprising a preparation unit, a high-temperature heat treatment unit, a low-temperature heat treatment unit, and ...  
WO/2024/038764A1
A ferritic stainless steel sheet which is characterized by containing, in mass%, 0.02% or less of C, 0.01% to 1.00% of Si, 0.01% to 1.00% of Mn, 0.040% or less of P, 0.006% or less of S, 12.5% to 30.0% of Cr, 0.30% to 2.50% of Mo, 0.02% ...  
WO/2024/038037A1
The invention relates to a steel flat product for hot forming and a sheet metal moulded part produced therefrom. The steel substrate of the steel flat product and the sheet metal formed part has increased contents of aluminium and vanadi...  
WO/2024/037271A1
The present invention relates to the technical field of welding seam machining for nuclear power plant voltage stabilizers, and provides a heating support device for welding seams between a spherical sealing head and inner and outer surf...  
WO/2024/033721A1
A hot-stamped coated steel part comprising a steel substrate and an aluminum alloy coating comprising, proceeding from steel substrate outwards, an interdiffusion layer and an outer layer, the total thickness of the coating ecoating and ...  
WO/2024/033688A1
A martensitic steel sheet comprising the following elements 0.07% ≦ C ≦ 0.12%; 1.9% ≦ Mn ≦ 2.5 %; 0.2% ≦ Si ≦ 0.6%; 0.01% ≦ Al ≦ 0.1%; 0.1% ≦ Cr ≦ 0.5%; 0.2% ≦ Mo ≦ 0.6%; 0% ≦ S ≦ 0.09%; 0% ≦ P ≦ 0.09%; 0%...  
WO/2024/033722A1
A hot-stamped coated steel part comprising a steel substrate and an aluminum alloy coating comprising, proceeding from steel substrate outwards, an interdiffusion layer and an outer layer, the total thickness of the coating ecoating and ...  
WO/2024/032949A1
The invention relates to a hot-rolled high-strength steel strip having a composition, in wt.%, C: 0.06-0.12 wt.%, Mn: 1.20-2.20 wt.%, Ti: 0.07-0.15 wt.%, Si: up to 0.65 wt.%, Al: up to 0.10 wt.%, P: up to 0.02 wt.%, S: up to 0.01 wt.%, N...  
WO/2024/028640A1
A coated steel sheet with variable thickness in the rolling direction, having at least one portion rolled at a rolling ratio from 1 to 60%, wherein the coating comprises zinc, silicon, magnesium, up to 3.0% of iron, optional elements cho...  
WO/2024/026715A1
Embodiments of the present application provide a quenching assistance mechanism for a gas cylinder heat treatment process, comprising a bottom table, a quenching chamber, a circulating spray apparatus, and a rotating transport apparatus....  
WO/2024/029161A1
A cooling unit (2) for a bright annealing furnace (1) comprises: a cooling duct (21); a cooler (22) which is disposed inside the cooling duct (21) and cools the atmospheric gas in the furnace passing through the cooling duct (21); and a ...  
WO/2024/028763A1
A coated steel sheet with variable thickness in the rolling direction, having one portion rolled at a rolling ratio from 1 to 60% and at least another portion rolled at a different rolling ratio, wherein the coating comprises zinc, silic...  
WO/2024/029145A1
Provided is a steel plate characterized by having: a specific chemical composition; an average Vicker's hardness Hs, in a region spanning from at least one surface to 10% of the plate thickness, that is no greater than 0.60 times the ave...  
WO/2024/027264A1
The present invention belongs to the field of steel rail production, and particularly relates to a medium-strength steel rail having high yield strength and a production method therefor. The medium-strength steel rail having high yield s...  
WO/2024/025092A1
A one-touch rebar coupler having an integrated-type coupler body according to the present invention comprises: an integrated-type coupler body formed of carbon steel and having formed therein a hollow portion in which first and second ta...  
WO/2024/025245A1
A non-oriented electrical steel sheet according to an embodiment of the present invention is a non-oriented electrical steel sheet comprising: more than 0 and equal to or less than 0.003 wt% of carbon (C); 2.0-4.0 wt% of silicon (Si); 0....  
WO/2024/024606A1
A ball bearing (100) comprises an inner ring (10), an outer ring (20), and a ball (30). At least one bearing part among the inner ring, the outer ring, and the ball has contact surfaces (10da, 20ca, 30a). The bearing parts are made of st...  
WO/2024/024401A1
This steel wire comprises a steel containing 0.9-1.1 mass% of carbon, 0.15-0.25 mass% of silicon, 0.25-0.35 mass% of manganese, and 0.15-0.25 mass% of chromium, with the remainder consisting of iron and unavoidable impurities, wherein: t...  
WO/2024/024679A1
Provided is a tank manufacturing method for manufacturing a tank by joint-welding steel sheets from which the tank is to be configured, the method comprising: a step for performing multilayer welding such that a plurality of weld layers ...  
WO/2024/024605A1
A ball bearing (100) comprises an inner ring (10), an outer ring (20), and a ball (30). At least one bearing component, from among the inner ring, the outer ring, and the ball, has a contact surface (10da, 20ca, 30a). The bearing compone...  
WO/2024/017440A1
The invention relates to a method for setting an oven atmosphere in a directly heated heat-treatment oven, wherein the heat-treatment oven has at least one burner, which is operated with a fuel gas and an oxygen-containing gas, which are...  
WO/2024/016482A1
The present invention relates to the field of high-strength alloy fastener manufacturing, and provides ultrahigh-strength alloy steel, a 19.8-grade threaded fastener and a preparation method therefor. The ultrahigh-strength alloy steel p...  
WO/2024/019013A1
The present invention provides a steel material which has excellent fusion cracking resistance, excellent resistance to cracking during hot working and excellent machinability, and which enables a component for machine structures to achi...  
WO/2024/018520A1
The present invention uses a high strength stainless steel wire which contains C, Si, Mn, P, S, Ni, Cr, N, Al, O and Ca and in which the total amount of Ti, Nb, Ta and W is 0.50% or less, with the remainder comprising Fe and impurities. ...  
WO/2024/017347A1
Disclosed in the present invention is a non-oriented electrical steel sheet. In addition to Fe and inevitable impurities, the non-oriented electrical steel sheet further contains the following chemical elements in percentage by mass: 0 <...  
WO/2024/017085A1
A high-strength and high-toughness Al-Cu series cast aluminum alloy, a preparation method therefor, and the use of same in wheel hub manufacturing. Chemical components of the high-strength and toughness Al-Cu series cast aluminum alloy c...  
WO/2024/017345A1
Disclosed in the present invention is a non-oriented electrical steel plate, which comprises, in addition to Fe and inevitable impurities, the following chemical elements in percentages by mass: C: 0.001-0.004%, Si: 2.0-3.8%, Mn: 0.05-1....  
WO/2024/019490A1
The present invention provides a non-oriented electrical steel sheet comprising: 2.8-3.8 wt% of silicon (Si); 0.2-0.5 wt% of manganese (Mn); 0.5-1.5 wt% of aluminum (Al); 0 to 0.003 wt% (exclusive of 0) of carbon (C); 0 to 0.015 wt% (exc...  
WO/2024/014745A1
The present invention relates to a heat treatment method by which deformation such as curl can be reduced and a low thermal expansion coefficient obtained through thermomechanical heat treatment of an Fe-Ni alloy foil. The heat treatment...  
WO/2024/014372A1
The purpose of the present invention is to produce a galvanized steel plate that is free from unplating and has stable quality. A method for heating a steel plate, the method including heating the obverse and reverse sides of a steel pla...  
WO/2024/014419A1
This precipitation hardening-type soft-magnetic ferritic stainless steel has a composition containing, in mass%, 0.1% or less of C (not including 0%), 0.01-2.5% of Si, 0.5% or less of Mn (not including 0%), 0.1% or less of S (not includi...  
WO/2024/011965A1
The present invention relates to a multifunctional strip treatment system, and a method for using same. The system comprises a strip uncoiling apparatus, a heat treatment furnace, a pickling apparatus, and a strip coiling apparatus which...  
WO/2024/011930A1
Disclosed in the present invention is an intelligent electromagnetic induction back burning device for shipbuilding. The intelligent electromagnetic induction back burning device comprises a vehicle body, and an electromagnetic induction...  
WO/2024/014371A1
The purpose of the present invention is to manufacture a zinc-plated steel sheet that is free of pickups and that has a stable quality. In this method for heating a steel plate, a steel plate passes through a direct-fired heating furnace...  
WO/2024/013542A1
A hot rolled steel having a composition comprising the following elements, 5%≤Nickel≤16 %, 0.5%≤Aluminum≤3%, 0.1%≤Titanium≤1%, 4%≤Chromium≤15%, 0.0001% ≤ Carbon ≤ 0.03%, 0.002 % ≤ Phosphorus ≤ 0.02 %,0 % ≤ Sulfu...  
WO/2024/014484A1
The present invention addresses the problem of obtaining a low thermal expansion alloy having improved machinability. A low thermal expansion alloy according to the present invention contains, in terms of mass%, at most 0.050% of C, 0.30...  
WO/2024/009783A1
Provided is a technology whereby it becomes possible to highly accurately control a steel strip temperature on the heated strip outlet side and a steel strip temperature on the isothermal heating furnace outlet side in the hot-rolled ann...  
WO/2024/009564A1
Provided is a seamless stainless steel pipe provided with both high strength and excellent low-temperature toughness and corrosion resistance. This seamless stainless steel pipe has: a prescribed component composition; by volume, at leas...  
WO/2024/009812A1
This hot-rolled steel sheet has a desired chemical composition and has a metal structure which contains, in terms of area%, at least 10% of bainite, at least 10% of tempered martensite, a total of 70-96% of bainite and tempered martensit...  
WO/2024/008331A1
The invention relates to a method for generating a hardness profile on a steel workpiece which has a base hardness (c) and, starting from the surface of the workpiece, is hardened as far as a first depth (d15) to a first hardness value (...  

Matches 51 - 100 out of 46,691