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Matches 1 - 50 out of 42,871

Document Document Title
WO/2019/029225A1
Steel for a thick-walled large-diameter high-grade steel pipeline having improved low-temperature toughness, and a preparation method therefor. The pipeline steel comprises the following components (in weight percent): 0.038 to 0.058% ...  
WO/2019/025569A1
Examples of methods of hot forming structural components are provided. The methods include heating a blank made from an Ultra High Strength Steel with an aluminum coating and forming the heated blank in a multi-step apparatus.  
WO/2019/026909A1
Provided is a method for manufacturing a steel component in which it is possible to easily manufacture a steel component having suitable surface hardness. A quenching/tempering step is performed at least once using steel that contains, i...  
WO/2019/016394A1
The invention relates to forging methods, in particular lightweight construction alloy forging methods, wherein in at least one method step a forged component is cooled in a forging tool (14, 16, 18), in particular in a shaping, stamping...  
WO/2019/016100A1
In a method for the thermochemical treatment of metal workpieces, process parameters are electronically recorded and assigned to the treated workpieces. A furnace for the thermochemical treatment of metal workpieces comprises a number of...  
WO/2019/011644A1
The present invention relates to a method for producing a steel component comprising a substrate and a covering, to a corresponding steel component and to the use thereof in the automotive sector.  
WO/2019/011650A1
The invention relates to a method and a device for the heat treatment of a metal component (1). The method comprises at least the following steps: a) heating the component (1) in a first furnace (2), b) setting a temperature difference b...  
WO/2019/006660A1
An overspeed quenching oil composition having excellent cooling rate stability comprises the following components in percentage by weight: 80% to 98% of refined mineral oil, 1% to 10% of petroleum resin, 0.1% to 5% of shielding bisphenol...  
WO/2019/009408A1
In order to bring the nitriding potential in a processing furnace close to the target nitriding potential, the amounts of multiple furnace gases being introduced into the furnace are individually controlled by effecting a change in the r...  
WO/2019/009675A1
The present invention relates to an advanced-high strength hot-rolled steel sheet, having tensile strength of 800MPa, and a method for manufacturing same, the method enabling enhanced surface quality, processability and weldability as we...  
WO/2019/003449A1
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 ...  
WO/2019/003542A1
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 µ...  
WO/2019/003538A1
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 8 µ...  
WO/2019/003450A1
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 within ...  
WO/2019/003451A1
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...  
WO/2019/003539A1
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 particle size of prior austenite crystal particles i...  
WO/2019/003540A1
Provided is a hot-press member that can have very high tensile strength such as TS: 1780 MPa or larger after hot pressing, and excellent crack resistance during resistance welding and delayed fracture resistance after resistance welding,...  
WO/2019/003447A1
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 crystal grain size of prior austenite grains is 8 µ...  
WO/2019/005354A1
An apparatus and methods for forming a toroidal plasma chamber includes metallic material, material forming process, heat treatment, anodization and a feature to form an ideal gas flow pattern in the plasma chamber. The gas passing throu...  
WO/2019/003448A1
The hot-pressed member according to the present invention contains, as the component composition thereof in mass%, 0.28% to less than 0.42% C, 0.05% to 1.5% Si, 1.0% to 3.0% Mn, 0.05% or less of P, 0.005% or less of S, 0.01% to 0.50% Al,...  
WO/2019/003445A1
Provided is a hot-press member that can have not only very high tensile strength after hot pressing but also excellent delayed fracture resistance and high tensile shear stress after resistance spot welding, the hot-press member being ob...  
WO/2019/002044A1
The invention relates to a steel comprising 0.07 to 0.14 wt.% ofcarbon, 13 to 15 wt.% ofchromium, 1.3 to 1.7 wt.%of molybdenum, 1.5 to 2.0 wt.%of nickel and 1.0 to 1.5 wt.% ofmanganese and to the use thereof for producing screws.  
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 ...  
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...  
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...  
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...  
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...  
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.  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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 (...  
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...  
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 %...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  

Matches 1 - 50 out of 42,871