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WO/2018/175526A1 |
In an embodiment, a method of hardening a surface of a substrate comprises directing a waterjet having a transition flow region, the waterjet comprising water and particles, at a surface of a substrate such that the waterjet impacts the ...
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WO/2018/170631A1 |
A quenching system controlled by a smart robot, comprising a support platform (1), a guide rail cavity (2), a hydraulic pump a (3), a grooved rail clamping member (4), a quenching device support (5), a quenching cover (6), a hinge sheet ...
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WO/2018/172714A1 |
Section for cooling a steel strip continuous annealing or galvanising line that is designed to receive a metal strip (1), said section comprising at least one dry cooling region (2) that is designed to spray a gas onto said steel strip, ...
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WO/2018/174082A1 |
The hat member 1 is provided with a top surface part 13, a first ridgeline part 113, and two sidewalls 11. The two sidewalls 11 have a center hardness Dc of 300HV or greater. Each of the two sidewalls 11 has a soft part L and a strength ...
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WO/2018/168969A1 |
The purpose of the present invention is to provide a cooling device and a production method for a rail such that a rail having high hardness and high toughness can be produced at a low cost. The present invention provides a cooling devic...
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WO/2018/158374A1 |
The invention relates to a method for shaping a metal sheet into a three-dimensional component by metal-sheet shaping, the metal sheet being conductively heated to a temperature necessary for the metal-sheet shaping by means of a conduct...
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WO/2018/159840A1 |
Provided are a bearing component, a rolling bearing, and a bearing component manufacturing method, wherein the bearing component and the rolling bearing possess high enough abrasion resistances that allow satisfactory use thereof in an e...
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WO/2018/160211A1 |
This disclosure describes methods for improving the performance and consistency of steels by closely controlling the initial homogenization of steel compositions prior to hot working. Experimental data is provided illustrating that the t...
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WO/2018/158009A1 |
A method of additive manufacturing metallic components, the method comprising the steps of: forming a component in a layer by layer process, the component being formed integrally with at least one non-perforated support structure to be s...
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WO/2018/157943A1 |
The invention relates to a composite material, in particular for use in a stator stack and/or rotor stack, comprising a first and a second electrical-steel-strip layer and a polymer layer arranged therebetween, the polymer layer consisti...
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WO/2018/158419A1 |
The present invention is directed to a gudgeon pin for internal combustion engines, which gudgeon pin consists of case-hardened steel and is characterized in that a ratio of a residual wall thickness of the gudgeon pin to an overall thic...
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WO/2018/157946A1 |
The present invention relates to a composite material, in particular for use in a transformer and comprising a first and a second grain-oriented electric strip layer and an interposed polymer layer, said polymer layer consisting of a cro...
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WO/2018/155043A1 |
This heat treatment equipment 1 is provided with: a conveying device 10 which conveys a workpiece W at a predetermined speed along a straight guide conveying path M; and a heating device 2 having a heating coil 3 which can inductively he...
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WO/2018/149655A1 |
The invention relates to a use of an inductively hardened rolling bearing (1, 610a, 610b, 620a, 620b) for bearing a planet carrier (17, 616, 626) in a main gearbox (10, 60) of a wind power plant.
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WO/2018/151333A1 |
The present invention provides a hot stamp moulded body which exhibits excellent bendability, ductility, impact resistance characteristics, and hydrogen embrittlement resistance characteristics, and has little variation in hardness. A ho...
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WO/2018/151332A1 |
The present invention provides a hot stamp moulded body which takes into consideration problems to be solved in the prior art, achieves high bendability, high ductility, and hydrogen embrittlement resistance characteristics in order to a...
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WO/2018/151330A1 |
Provided is a hot stamp moulded body which is characterized by: including a plate thickness central portion, and a surface layer provided to one or both sides of the plate thickness central portion; and further including intermediate lay...
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WO/2018/151325A1 |
Provided is a hot stamp moulded body which is characterized by: including a plate thickness central portion, and a surface layer provided to one or both sides of the plate thickness central portion; and further including intermediate lay...
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WO/2018/151321A1 |
In order to provide a nitride component having excellent fatigue strength, a composition is provided that has a prescribed component, comprises ferrite and pearlite, and wherein: ferrite grains having an aspect ratio, being the ratio bet...
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WO/2018/147087A1 |
This stainless steel plate substrate is characterized in that [(Cr+Fe) in non-metal forms/[(Cr+Fe) in metal forms], which is the ratio of the sum of Cr and Fe which are present in non-metal forms to the sum of Cr and Fe which are present...
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WO/2018/146695A1 |
The invention relates to a process for producing dual phase steel sheet comprises steps of making a liquid steel having chemical composition in wt% of C: 0.03 - 0.12, Mn: 0.8 1.5, Si:<0.1, O: 0.3 0.7,9 0.008 max, P - 0.025 max, Al- 0,01 ...
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WO/2018/143227A1 |
A method for heat-treating a metal molded article, the method including a shape holding layer formation step for treating a metal molded article so that a shape holding layer having a melting point higher than the solidus temperature Ts ...
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WO/2018/142534A1 |
The present invention is an alloyed-Al-plated steel sheet for hot stamping, the steel sheet having on a surface thereof an Al-Fe alloy layer that includes an A-phase (Fe-Al alloy phase containing 45-85% Fe and 4-13% Si) and has a thickne...
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WO/2018/142958A1 |
A heat treatment device (21) comprises: a laser oscillation unit (1) that oscillates a laser beam (L); a stage that retains an irradiation object (31) to be irradiated with the laser beam (L); an optical system (2) that guides the laser ...
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WO/2018/139460A1 |
Provided are: a rolling component in which the formation of indentations is suppressed; and a bearing using the rolling component. An outer ring (10), an inner ring (11), and balls (12), which are rolling components, are made of bearing ...
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WO/2018/138270A1 |
The present invention relates to a hardenable steel, hardened steel components made from the same, and methods for forming the same. The steel contains relatively high levels of molybdenum in comparison to chromium, silicon and manganese...
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WO/2018/135038A1 |
A heat generating body (10) is disposed around a subject (W) to be treated, and heats the subject under a vacuum atmosphere, said subject being stored in a vacuum heat treatment device (S1). The heat generating body is provided with a pl...
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WO/2018/133928A1 |
The present invention relates to a method for producing a vehicle wheel consisting of sheet metal.
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WO/2018/130498A1 |
A method of controlled cooling of one or multiple previously heated and substantially straight steel wire/wires of diameter more than 2.8 mm to a predetermined temperature range, comprises the steps: - guiding the previously heated and s...
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WO/2018/132053A1 |
The present disclosure relates to a method and a corresponding arrangement for producing a hardened sheet metal product. The method includes placing a sheet metal piece in a heating station (3) and heating selected areas of the sheet met...
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WO/2018/130499A1 |
A method of continuous controlled cooling of a plurality of heated steel wires having a diameter larger than 2.8 mm and having an austenite microstructure and of transformation to a pearlite microstructure of the steel wires. The method ...
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WO/2018/132604A1 |
Disclosed methods include a preparing step, including induction heating at least a portion of an aluminum alloy (AA) product and optionally quenching the induction heated AA product. After the preparing step, the methods include one of a...
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WO/2018/126471A1 |
A self-collapsed protective coating composition and use thereof are provided. The coating composition for hot stamping of steel material comprises a film forming binder, a pigment, a stripping agent, and a solvent. The coating compositio...
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WO/2018/124379A1 |
The present invention relates to a quenching apparatus which can quickly reverse a flow of a cooling gas flowing inside a chamber. The quenching apparatus comprises: a chamber which has a gas inlet port and a gas outlet port and into whi...
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WO/2018/123831A1 |
A plated steel sheet for hot pressing, and a method for manufacturing the same, the plated steel sheet for hot pressing having: a plated steel sheet body having a steel sheet and an aluminum plating layer provided on one or both surfaces...
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WO/2018/123469A1 |
The method for manufacturing a bearing pertaining to an embodiment of the present invention is provided with: a preparation step (S10) for preparing a steel-made ring-shaped member (1) having an inside-diameter face (12), an outside-diam...
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WO/2018/121608A1 |
A device for conducting heat treatment on a non-crystalline material through a high frequency method, comprising: a high-frequency induction heating coil (4), a temperature inductor (5), a temperature controller (7), a controller (9), a ...
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WO/2018/123904A1 |
The purpose of the present invention is to provide a water-based quenching liquid composition that has a slow cooling rate and can suppress quench cracking. Provided is a water-based quenching liquid composition comprising water (A), a s...
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WO/2018/123758A1 |
A crawler bearing bush (40) has an annular shape including an inner circumferential surface (41), an outer circumferential surface (42), a first end surface (43), and a second end surface (44) disposed on the side axially opposite the fi...
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WO/2018/120359A1 |
Disclosed are a device and method for follow-up-type laser shocking peening with a coaxial laser and light, same using follow-up-type absorption belt conveying. By means of water of a certain pressure sprayed from a water spray device, a...
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WO/2018/120361A1 |
Disclosed is a follow-up-type device for laser shock peening, comprising a light path input module (2), a belt-conveying module (4), a focusing module (6) and a water-spraying module (9). One end of the light path input module (2) is con...
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WO/2018/122679A1 |
The invention deals with a tempered and coated steel sheet having a composition comprising the following elements, expressed in percentage by weight: 0.17% ≤ carbon ≤ 0.25 %, 1.8 % ≤ manganese ≤ 2.3%, 0.5 % ≤ silicon ≤ 2.0 %,...
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WO/2018/124380A1 |
The present invention relates to a vacuum heat treatment apparatus enabling an object to be inserted into or recovered from a heating chamber or a cooling chamber by means of a transferring means. The vacuum heat treatment apparatus comp...
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WO/2018/123246A1 |
In the heat treatment apparatus (1) according to the present disclosure, workpiece (W), which has been heated in a heating chamber (2), is immersed in a cooling oil (Y) retained in an oil tank (30a) so as to be cooled, the apparatus comp...
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WO/2018/114498A1 |
The invention relates to a method for producing a steel substrate having a modified Zn protective coating, comprising the following steps: providing a steel substrate, applying a Zn protective coating by means of electrolysis such that a...
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WO/2018/117545A1 |
The present invention relates to a steel material for pressure vessels used in a hydrogen sulfide atmosphere, and relates to a steel material for pressure vessels which has excellent resistance to hydrogen induced cracking (HIC) and a ma...
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WO/2018/117476A1 |
Disclosed is a shot ball having excellent strength and wear resistance. The shot ball according to an embodiment of the present invention comprises, in terms of weight%, 0.09-1.3% of carbon (C), 3-29% of manganese (Mn), 1.0-8.0% of chrom...
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WO/2018/114867A1 |
The present disclosure relates to the use of a solution-annealed object comprising a duplex stainless steel, having the following composition in weight% (wt %): C less than or equal to 0.03; Si less than or equal to 0.5; Mn less than or ...
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WO/2018/117449A1 |
Provided are: a heavy-walled steel material having 450MPA-grade tensile strength and excellent resistance to hydrogen induced crack; and a method for manufacturing the same. The heavy-walled steel material of the present invention compri...
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WO/2018/117544A1 |
One aspect of the present invention relates to a tempered martensitic steel having a low yield ratio and an excellent uniform elongation, the tempered martensitic steel: comprising, by wt%, 0.2-0.6% of C, 0.01-2.2% of Si, 0.5-3.0% of Mn,...
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