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WO/2019/003541A1 |
In the hot-pressed member according to the present invention, after the component composition thereof is properly adjusted, the microstructure thereof is configured so that the average grain size of prior austenite crystal grains is 7.5 ...
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WO/2019/003543A1 |
In the hot-pressed member according to the present invention, after the component composition thereof is properly adjusted, the microstructure thereof is configured so that there are an average of 5 or more Ti-based deposits having a gra...
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WO/2019/001424A1 |
A cold-rolled annealed dual-phase steel has a microstructure of ferrite and martensite, and comprises the chemical elements in mass percentage: 0.08% to 0.1% of C, 1.95% to 2.2% of Mn, 0.1% to 0.6% of Si, 0.020% to 0.050% of Nb, 0.020% t...
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WO/2018/235962A1 |
Provided is a high-strength steel member which has a predetermined chemical composition, and a tensile strength of at least 1000 Mpa, and which contains: at least 0.10% by area of at least one Ti precipitate which has an average circle e...
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WO/2018/234938A1 |
A method for producing a zinc or zinc-alloy coated steel sheet with a tensile strength higher than 900 MPa, for the fabrication of resistance spot welds containing in average not more than two Liquid Metal Embrittlement cracks per weld h...
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WO/2018/234102A1 |
The present invention relates to a method for producing a steel component, comprising a substrate and a coating, to a corresponding steel component and to the use thereof in the automotive sector.
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WO/2018/234839A1 |
A method for producing a zinc or zinc-alloy coated steel sheet with a tensile strength higher than 900 MPa, for the fabrication of resistance spot welds containing in average not more than two Liquid Metal Embrittlement cracks per weld h...
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WO/2018/230468A1 |
This multi-chamber heat treatment device (S, S1, S2, S3) is provided with: intermediate conveyance devices (1, 3, 31, 6); and a plurality of processing devices (2A-2D, 4A-4H, 5, 7A-7D, 8, 9) that are mounted on the intermediate conveyanc...
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WO/2018/228663A1 |
The present invention relates to an apparatus for separating gas atmospheres in a lock, the lock having at least one blowing unit (1) and one suction unit (3) on opposite walls along the transverse extension of the lock, wherein the blow...
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WO/2018/224274A1 |
A process of producing a composite motor vehicle component, the process comprising the steps of: heating a surface treated steel part (1) to an austenite temperature so as to form austenite in said steel part; forming the steel part to a...
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WO/2018/223160A1 |
The invention relates to a track part, particularly a low-alloy steel rail for rail vehicles. Said steel comprises, in the rail head of the track part, a ferrite portion of 5-15 vol. %, an austenite portion of 5-20 vol. %, a martensite p...
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WO/2018/219516A1 |
The invention relates to a method for treating a Yankee cylinder, wherein the Yankee cylinder has a cylinder casing made of steel having a ferritic-pearlitic structure (steels made of ASME SA516, ASME SA36 and AD2000 WI steels 2.1 to 2.4...
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WO/2018/220648A1 |
A process of manufacturing of segment for carbon thrust bearing uses stainless-steel (SS) round bars/sheets/logs of suitable grade as raw material. The SS round bars/sheets/logs undergo cutting operation to cut into SS billets. The bille...
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WO/2018/220430A1 |
A steel sheet for the manufacture of a press hardened part, having a composition comprising: 0.15% ≤ C ≤ 0.22%, 3.5% ≤ Mn < 4.2%, 0.001 % ≤ Si ≤ 1.5%, 0.020% ≤ Al ≤ 0.9%, 0.001 % ≤ Cr ≤ 1 %, 0.001 % ≤ Mo ≤ 0.3%, 0.0...
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WO/2018/220540A1 |
The invention relates to a rolled steel sheet for press hardening, the chemical composition of which comprises, in weight percentages: 0.24% ≤ C ≤ 0.38%, 0.40% ≤ Mn ≤ 3%, 0.10% ≤ Si ≤ 0.70%, 0.015% ≤ Al ≤ 0.070%, 0% ≤ C...
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WO/2018/221451A1 |
A workpiece-processing device (1) is equipped with a heating unit (12) and a cooling unit (13). A nozzle part (21) of the cooling unit (13) has spray channels (85, 95) for spraying cooling water at a workpiece (2). A suction unit (14) is...
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WO/2018/220412A1 |
The invention relates to a rolled steel sheet for press hardening, the chemical composition of which comprises, in weight percentages: 0.24% ≤ C ≤ 0.38%, 0.40% ≤ Mn ≤ 3%, 0.10% ≤ Si ≤ 0.70%, 0.015% ≤ Al ≤ 0.070%, 0% ≤ C...
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WO/2018/221450A1 |
A workpiece-cooling device (12) is equipped with a water-cooling jacket (20) and a nozzle part (21). The water-cooling jacket (20) has a housing (30) and an inside member (31). A cooling-water channel (40) is formed between the housing (...
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WO/2018/221465A1 |
In this multi-chamber heat treatment device (A, A1, A2, A3), treatment devices for performing a prescribed heat treatment on an object to be treated (X) are mounted, and a plurality of intermediate conveyance devices (1, 3, 31, 6) for co...
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WO/2018/220598A1 |
A steel sheet for the manufacture of a press hardened part, having a composition comprising: 0.15%≤ C ≤ 0.22%, 3.5%≤ Mn < 4.2%, 0.001 %≤ Si ≤ 1.5%, 0.020%≤ Al ≤ 0.9%, 0.001 % ≤ Cr ≤ 1 %, 0.001 % ≤ Mo ≤ 0.3%, 0.001 %...
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WO/2018/219875A1 |
The invention relates to a single-material starter drive gear (10) configured to rotate a flywheel (8), comprising a plurality of teeth (30), at least one tooth (30) comprising a driving flank (40) arranged to rotate the flywheel (8) and...
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WO/2018/219880A1 |
The invention relates to a cooling system for endless belts, wherein there is at least one device, wherein the device comprises a cooling block (2), wherein the cooling block is cuboid and has a surface (3) from which outlet and inlet no...
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WO/2018/221738A1 |
The hot stamp member according to the present invention comprises a steel material, an Al-Fe intermetallic compound layer formed on the steel material, and an oxide film layer formed on the Al-Fe intermetallic compound layer. The oxide f...
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WO/2018/215650A1 |
The invention relates to a surface-hardened, rotationally symmetrical workpiece, to a hardening method and to a hardening apparatus. The proposed hardening apparatus comprises a machine frame on which two coaxially arranged rotary bearin...
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WO/2018/215484A1 |
The invention relates to a method for the induction hardening of a component (1), in which method regions (2, 3) to be hardened of the component (1) are heated to a hardening temperature (H) by means of at least one inductor (4). Accordi...
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WO/2018/209805A1 |
A wear-preventing copper wire annealing machine, comprising a base (25), a first guide wheel (1) being disposed at a top of a left side of the base (25), a second guide wheel (5) being disposed at a right side of the first guide wheel (1...
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WO/2018/210673A1 |
The invention is used for the large-scale production of wear-resistant steel pipes with an optimised service life. To this end, the method according to the invention comprises the following work steps: a) providing a steel sheet (2) whic...
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WO/2018/205243A1 |
Disclosed is a horizontal electron beam processing system for a gear surface, mainly comprising a processing platform installed inside a vacuum chamber (8). By means of the forward and reverse rotation of a ratchet (201), the relative po...
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WO/2018/206269A1 |
The invention relates to a method for the heat treatment of a component, having at least the following steps: a) carrying out rapid heating of the component to a target temperature by means of a rapid heating device, b) generating an at ...
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WO/2018/205241A1 |
An electron beam processing system for a gear surface, comprising a base (1), a working table (2), a vacuum system, a gear fixture system, and an electron beam source system. The base (1) is a framework structure, the working table (2) i...
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WO/2018/052515A9 |
Embodiments of surface-hardened aluminum-rare earth alloys and methods of making the alloys are disclosed. In some embodiments, the alloy comprises aluminum and 4 wt% to 60 wt% of a rare earth component X having a maximum solid solubilit...
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WO/2018/201521A1 |
A laser shock and supersonic vibration extrusion co-strengthening device and method. The device comprises a laser assembly, a vibration assembly, a hydraulic assembly and a connecting assembly. The method strengthens a hole (7) formed in...
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WO/2018/195789A1 |
A method for heating a furnace (40) used for metal processing by combusting a fuel in the furnace (40) by supplying an oxidizing gas through an oxidizing gas supply line (20) into the furnace (40) and by supplying a fuel through a fuel s...
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WO/2018/192968A1 |
The invention relates to a device (10) and a method for cooling metal strips or sheets conveyed on a conveyor section (12), in particular hot strips in the outlet of a rolling train. For this purpose, the device (10) comprises at least o...
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WO/2018/193032A1 |
This invention relates to a high strength steel sheet as hot rolled and cold rolled products useful for frame components for vehicles and automobiles such as frames for trucks, and to a method of producing the steel sheet, as well as a u...
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WO/2018/190373A1 |
Provided is a technique for preventing or suppressing fatigue failure of a material for underbody components of vehicles due to 3DQ. A material for underbody components of vehicles according to the present disclosure comprises: a quenche...
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WO/2018/190140A1 |
The purpose of the present invention is to provide a sealing device capable of maintaining high sealing performance. Provided is a sealing device comprising, in a heat treatment facility through which a steel strip passes, a rotary dampe...
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WO/2018/188766A1 |
The invention relates to a cold-rolled flat steel product which consists of a steel belonging to the high-manganese steels and, after annealing in a bell-type furnace, has a combination of properties which makes it suitable for use in pa...
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WO/2018/190331A1 |
Provided is a helical compression spring with high durability and high settling resistance obtained by forming a C-enriched layer having a very thin and even thickness on a wire surface, so as to provide a residual compressive stress dis...
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WO/2017/168385A9 |
Resistance annealing furnace to anneal at least one metal or metal alloy wire, strand, string, wire rod or strip, the annealing furnace (1) having at least two electric axles (5-7) provided with respective electric contact rings (8- 10) ...
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WO/2018/184947A1 |
The invention relates to a temperature control station for partially thermally treating a metal component, a device for thermally treating a metal component and a use of at least one tangential nozzle in a temperature control station for...
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WO/2018/181348A1 |
A stainless steel material comprising a base that comprises ferritic stainless steel, a Cr oxide layer formed on the surface of the base, and a spinel-type oxide layer formed on the surface of the Cr oxide layer. The chemical composition...
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WO/2018/181412A1 |
Provided is a tapered roller bearing that has a long service life and high durability. The tapered roller bearing is provided with an outer ring, an inner ring, and a plurality or rollers (1012) that are tapered rollers. The outer ring h...
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WO/2018/179395A1 |
A hot stamped molding provided with a base metal 10 and a plating layer 20 formed on the surface of the base metal 10, wherein: the plating layer 20 comprises an interfacial layer 21, an intermediate layer 22 and an oxide layer 23, in th...
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WO/2018/179839A1 |
A hot pressed member configured so as to have a prescribed component composition and so that the steel structure thereof is formed as an inclined structure that has, in the direction of thickness, soft layers for surface layer parts, a h...
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WO/2018/176364A1 |
A thin-gauge wear-resistant steel plate. The thin-gauge wear-resistant steel plate comprises the following elements in weight-percentage content: 0.15wt% to 0.20 wt% of C, 0.2wt% to 0.4 wt% of Si, 1.2wt% to 1.8 wt% of Mn, 0.1wt% to 0.40 ...
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WO/2018/176904A1 |
A high-hardness precision carving knife mold, comprising the following components in percentage by weight: C: 0.27-0.29%; Si: 1.3-1.5%; Mn: 1.3-1.5%; P: 0.013-0.015%; S: 0.005-0.007%; Nb: 0.025-0.027%; Ti: 0.073-0.075%; Ni: 0.2-0.4%; Mo:...
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WO/2018/180342A1 |
A shaft member includes 0.20 – 0.45% C, 0.03 – 1.50% Si, 0.070% or less S, 0.50 – 2.00% Mn, 0.30 – 2.50% Cr, 0.010 – 0.100% Al, 0.0070 – 0.0200% N, 0 – 0.30% V, 0 – 0.50% Mo, with the remainder formed from Fe and unavoida...
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WO/2018/173588A1 |
Provided is a reduced pressure carburizing and nitriding treatment method provided with optimal conditions when reduced pressure carburizing treatment and nitriding treatment are carried out continuously and a mass production furnace is ...
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WO/2018/172713A1 |
Method and device for cooling a steel strip (1) travelling in a cooling section (2) of a continuous line, according to which method the cooling is carried out by spraying the strip with an aqueous solution of formic acid, the formic acid...
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