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WO/2024/060624A1 |
An indirect thermoforming mold for an aluminum alloy, comprising an upper mold (4) and a lower mold (5). The upper mold (4) is connected to a pressure device; the pressure device is used for driving the upper mold (4) to move up and down...
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WO/2024/062036A1 |
The present disclosure relates to structural components for a vehicle framework at least partially configured for supporting bending loads. The structural component comprises a main member (110) defining a substantially U-shaped cross-se...
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WO/2024/062035A1 |
The present disclosure relates to structural components for a vehicle framework at least partially configured for supporting compressive loads. A structural component comprises a main member extending from a load receiving end to an oppo...
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WO/2024/056911A1 |
A device and method for a stable plasma treatment of components, in particular of large components of individual weights between 500 kg and 40 t, the device comprising a treatment chamber in the form of a lying cylinder with at least one...
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WO/2024/056072A1 |
A high-speed jet and radiation combined heating device and a rapid heating method thereof. The device comprises: a heat-preservation box body (1), a mounting hole being formed in the center of one side surface thereof; a circulating fan ...
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WO/2024/057406A1 |
Provided is a mobile hardening method characterized in that a shaft body (10) is heated by a plurality of high-frequency coils (111), a cooling unit (120) is caused to follow the high-frequency coils (111) from behind in the relative mov...
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WO/2024/057705A1 |
Provided are: a stainless steel having excellent cold workability and a manufacturing method therefor; and a stainless steel product for which surface hardness is sufficiently high and for which corrosion resistance against acids, partic...
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WO/2024/056822A1 |
Methods involving high temperature solution treatment that improve corrosion and wear resistance and strength of Ni-free high-Mn austenitic stainless steels are disclosed, together with Ni-free high- Mn austenitic stainless steels, artic...
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WO/2024/057405A1 |
Provided is a traverse hardening method which is characterized by using a traverse hardening device (100) equipped with a plurality of high frequency coils, and by involving: rotating a shaft-like body (10), which is inserted inside the ...
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WO/2024/056068A1 |
A jet-type direct-fired preheating system, comprising a direct-fired furnace and a preheating furnace. The direct-fired furnace comprises a furnace casing, a direct-fired heating area being provided in the furnace casing. The preheating ...
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WO/2024/053207A1 |
Provided is a steel sheet for hot pressing that has excellent rapid heating compatibility, that can prevent liquid metal embrittlement cracking, and that has excellent post-hot-pressing coating adhesion. The steel sheet for hot pressing ...
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WO/2024/053544A1 |
According to the present invention, a method for producing a high-strength hot-dip-galvanized steel sheet that has at least 20 g/m2 but no more than 120 g/m2 of a galvanization layer deposited on the surface of each side of a steel sheet...
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WO/2024/048504A1 |
This aluminum-plated steel sheet for hot stamping comprises a base steel sheet, an aluminum plating layer that is provided on at least one surface of the base steel sheet, and a surface treatment film that is provided on the aluminum pla...
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WO/2024/046198A1 |
A low-silicon Nb-V composite microalloyed gear steel and a manufacturing method therefor, which belong to the technical field of gear steels. A gear steel comprises the following chemical components in percentages by weight: C: 0.22-0.26...
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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 ...
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WO/2024/041540A1 |
Disclosed in the present invention is 60-kilogram-grade cold-rolled low-alloy annealed dual-phase steel, comprising Fe and inevitable impurity elements, and further comprising the following chemical elements in percentage by mass: 0.08%-...
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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...
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WO/2024/041533A1 |
Disclosed in the present invention is a 100-kg-grade cold-rolled low-alloy annealed dual-phase steel, which comprises Fe and inevitable impurities, and further comprises the following chemical elements in percentages by mass: 0.1%
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WO/2024/036711A1 |
The present invention relates to a multifunctional high-strength steel sheet or strip heat treatment production system, comprising a preparation unit, a high-temperature heat treatment unit, a low-temperature heat treatment unit, and a p...
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WO/2024/037954A1 |
The invention relates to a method for heat treating chrome steels, in particular high-alloy chrome x steels, by means of gas nitriding, comprising the following process steps: (A) heating a previously hardened component consisting of a c...
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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 ...
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WO/2024/037504A1 |
Disclosed in the present invention is a non-oriented electrical steel for an electric vehicle drive motor. In addition to Fe and inevitable impurities, the non-oriented electrical steel further includes the following chemical elements in...
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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...
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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...
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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 ...
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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%...
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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 ...
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WO/2024/033586A1 |
The present invention relates to an iron-based alloy composition comprising, in percentages by weight of the total composition: nickel: 38.0 - 42.0, niobium: 4.750 - 5.500, carbon: 0.010 - 0.100, cobalt: ≤0.400, chromium: ≤0.500; sil...
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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...
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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....
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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 ...
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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...
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WO/2024/021560A1 |
A device for manufacturing a hot-stamped part, the device comprising a heating furnace unit and a hot stamping unit, wherein the heating furnace unit has a plurality of independent airtight chambers, and comprises a feeding chamber (4), ...
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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 ...
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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...
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WO/2024/022530A1 |
A steel plate for a box of a large mining dump truck in an extremely cold zone and a manufacturing method therefor. The steel plate is divided into a composite-layer steel plate and a base-layer steel plate. The composite-layer steel pla...
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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...
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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...
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WO/2024/016484A1 |
The present invention belongs to the field of high-strength alloy fastener manufacturing. Provided are an ultrahigh-strength alloy steel, a grade 16.8 threaded fastener and a manufacturing method therefor. The ultrahigh-strength alloy st...
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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...
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WO/2024/011713A1 |
An ultrafine grain steel plate and a preparation method therefor. The ultrafine grain steel plate comprises the following chemical components, in percentages by mass: 0.04-0.10% of C, 1.20-1.60% of Mn, 0.30-0.60% of Ni, 0.01-0.05% of Nb,...
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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...
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WO/2024/012615A1 |
The invention relates to a thin section bearing (1, 1'), in particular for a computer tomograph, comprising at least one inner ring (2, 2a, 2b), at least one outer ring (3, 3a, 3b) and a plurality of spherical rolling elements (4), where...
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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...
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WO/2024/015587A2 |
A medical device that includes special heat treated components and a method for heat treating the metal alloy for the medical device.
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WO/2024/008920A1 |
A steel composition for expandable tubular articles comprises, in mass %, C: 0.03 - 0.12; Mn: 0.7 - 1.2; Si: 0.1 - 0.5; Cr: 0.1 - 1.0; Mo: 0.1 - 1.0; Ni: > 0 and ≤ 1.0; V: 0 - 0.20; Nb: 0 - 0.10; iron (Fe) and inevitable impurities wit...
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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 (...
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WO/2024/008480A1 |
A method for improving temperature longitudinal homogeneity of a steel strip (100), in particular a low carbon alloyed steel strip (100) dedicated to liquid metal coating, continuously running at a line speed in a temperature homogenizat...
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WO/2024/008761A1 |
The present disclosure relates to methods for manufacturing a unitary a bumper beam assembly of a vehicle. The method comprises providing a plurality of blanks, joining the blanks to each other to form a combined blank, and deforming the...
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WO/2024/002260A1 |
Disclosed in the present invention is an oriented silicon steel, comprising, in addition to 90% or more of Fe and inevitable impurities, the following chemical elements in percentages by mass: C: 0.020-0.080%, Si: 2.00-4.50%, Mn: 0.01-0....
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