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Matches 1 - 50 out of 43,343

Document Document Title
WO/2019/173959A1
A tool having a cutting edge and a method for manufacturing the tool. The tool having a cutting edge comprises a base body (1) and a cutting edge (2); a laser cyclic heat treatment hardened layer is provided at the cutting edge (2), and ...  
WO/2019/177111A1
During execution of an inductive heating step S211 for inductively heating a hardened annular work piece W to a target temperature r1, the annular work piece W is coaxially disposed on the inner circumference of a coil part 25 having the...  
WO/2019/176837A1
A method for manufacturing a machine part has a step (S10) for preparing a shaft member in which a helical screw thread is provided, and a step (S20) for hardening the helical screw thread along the extension direction of the helical scr...  
WO/2019/170139A1
A rotary quenching system (100) for heat treatment of a ring-shaped member, comprising: a container (104) for accommodating heat-treatment liquid; a suspension device (102) fixedly disposed above an opening of the container (104); a lift...  
WO/2019/172385A1
A method for tempering a work piece is provided with a heating step S21 for heating a work piece W, and a cooling step S22 for cooling the work piece W heated in the heating step S21, the heating step S21 having a temperature increase st...  
WO/2019/170507A1
The invention relates to a method for producing a bimetallic screw having a tip element and a drive element, in which a first blank comprising a steel having 0.07 to 0.14 wt.% ofcarbon, 13 to 15 wt.% ofchromium, 1.3 to 1.7 wt.%of molybde...  
WO/2019/172242A1
In the present invention, an inlet-side opening 4a for a workpiece W is provided to a first space A in which a heating step S2 for the workpiece W is carried out, and an outlet-side opening 4b for the workpiece W is provided to a second ...  
WO/2019/173681A1
One aspect, this invention relates to a carbide-free bainite and retained austenite steel including a composition designed and processed such that the carbide-free bainite and retained austenite steel meets property objectives comprising...  
WO/2019/170148A1
Provided is a compression die (1) for heat treatment of an annular member. The compression die comprises: an inner die (2) and an outer die (6) between a first press plate (4) and a second press plate (5), wherein the inner die (2) compr...  
WO/2019/169198A1
The present disclosure relates to coated steel strip providing the steel with cathodic protection before and after the steel is press hardened or hot formed at a high austenitization temperature up to 950°C. The coating of the coated st...  
WO/2019/166852A1
Method for producing a part comprising: providing a first and a second precoated sheet (1,2), butt welding the first and second precoated sheets (1) to obtain a blank (15), heating the blank (15) to a heat treatment temperature at least ...  
WO/2019/167573A1
The zinc-plated steel sheet for hot stamping according to an aspect of the present invention comprises a base steel sheet and a plating layer provided on a surface of the base steel sheet, wherein the base steel sheet contains, in mass%,...  
WO/2019/166941A1
Method for producing a part comprising: providing a first and a second precoated sheet (1,2), butt welding the first and second precoated sheets (1) to obtain a blank (15), heating the blank (15) to a heat treatment temperature at least ...  
WO/2019/169199A1
The present disclosure relates to a zinc-based alloy coating for steel strip through a continuous galvanizing process. This zinc-based alloy coating provides the steel with cathodic protection before and after the steel is press hardened...  
WO/2019/158142A1
The invention relates to a facility for producing a metal component having at least two regions of different strength properties, said facility consisting of a heating unit (2) comprising heat-producing radiation sources (4) as well as a...  
WO/2019/158141A1
The invention relates to a facility for producing a metal component having at least two regions of different strength properties, said facility consisting of a heating unit (2) comprising heat-producing radiation sources (3), a metal pla...  
WO/2019/159541A1
Provided is an electrode structure of an apparatus that performs, by means of electric heating, partial tempering of a fastening section of a member to be fastened by means of a self-piercing rivet so that a crack is not formed as a resu...  
WO/2019/158140A1
The invention relates to a facility for producing a metal component having at least two regions of different strength properties, said facility consisting of a heating unit (1) comprising heat-producing radiation sources (2) as well as a...  
WO/2019/155014A1
A method of shaping an article from a zinc or zinc alloy coated steel blank, comprising the steps of: a) providing a blank of the zinc or zinc alloy coated steel; b) reheating of the blank obtained in step a) to a reheating temperature T...  
WO/2019/157075A1
A process for reducing film boiling by keeping the quenchant pressure above the vapor pressure of the liquid quenchant, and/or using a controlled quenchant renewal to more uniformly cool the surface of part at the initial moment of conta...  
WO/2019/155165A1
The invention relates to a process for manufacturing a part, comprising the formation of successive solid metal layers (201 …20n) that are stacked on one another, each layer describing a pattern defined from a numerical model (M)), eac...  
WO/2019/156100A1
Provided is a roller shaft insulation member for reducing the heat which is conducted to the bearings by passing through the space between the roller insertion hole of a continuous annealing furnace and the roller, wherein the roller sha...  
WO/2019/150660A1
A sliding member which comprises a substrate and a cured layer, and which is configured such that: the cured layer contains a carbide that contains a metal and carbon as constituent elements; the metal that constitutes the carbide includ...  
WO/2019/151413A1
This element quenching method is for quenching an element by heating the element and then cooling the same using a cooling liquid in a cooling tank. The element forms the belt of a continuously variable transmission and includes a pair o...  
WO/2019/148882A1
Disclosed are a device and method for continuous heat treatment of a sintered Nd-Fe-B-based magnet workpiece. The device comprises a first heat treatment chamber, a first cooling chamber, a second heat treatment chamber and a second cool...  
WO/2019/149676A1
During thermochemical treatment, metallic workpieces are mounted on and/or shielded by a high-temperature-resistant device configured specifically for this purpose in order to reduce dimensional and shape changes or warping.  
WO/2019/145196A1
Hot-rolled steel having a yield strength (Rpo.2) of at least 1100 MPa along and/or transverse to a rolling direction which has a chemical composition containing (in mass- %): C: 0.10 - 0.2, Si: 0 - 0.7, Mn: 1.1 - 2.2, Nb: 0 - 0.06, Ti: 0...  
WO/2019/140585A1
An abrasion-resistant assembly for a tire protection chain, the tire protection chain and a manufacturing method for the tire protection chain. The tire protection chain comprises a mesh structure formed by connecting abrasion-resistant ...  
WO/2019/142947A1
Provided is a carburized bearing steel component that has a predetermined chemical composition, wherein: the number density of an oxide, which contains CaO, Al2O3, and SiO2 and which has an Al2O3 content rate of 50 mass% or more with res...  
WO/2019/142783A1
A steel plate to be heated is a blank having a first region and a second region adjacent to the first region. The blank is heated by direct resistance heating. A jet of cooling medium is applied to the first region during the direct resi...  
WO/2019/117832A3
The invention is a method of obtaining dual-phase microstructured parts by application of press-hardening method at low temperatures in automobile chassis and energy absorbing parts, characterized by comprising; to achieve the production...  
WO/2019/127240A1
An alloy composition is provided. The alloy composition includes chromium (Cr) at a concentration of greater than or equal to about 0.5 wt. %to less than or equal to about 9 wt. %, carbon (C) at a concentration of greater than or equal t...  
WO/2019/127867A1
An iron-cobalt-based nanocrystalline alloy as shown by Formula (I) and a manufacturing method thereof. In Formula (I), 0.3≤x≤0.45, 70≤a≤78, 1.5≤b≤4, 12≤c≤18, 4≤d≤8, 0.5≤e≤2, and 0.3≤f≤1.2. M is one or more of ...  
WO/2019/131446A1
This workpiece heat treatment method comprises: a workpiece heating step S2; and a cooling step S3 for carrying out a prescribed heat treatment by cooling a workpiece W heated in the heating step S2 by submerging the workpiece W in a coo...  
WO/2019/132376A1
A laser-hardened low carbon steel sheet, according to one embodiment of the present invention, comprises, by wt%, 0.02 to 0.05% of C, 1.0% or less (excluding 0%) of Si, 3.0% or less (excluding 0%) of Mn, 1.0 to 5.0% of Cr, 0.02% or less ...  
WO/2019/131602A1
This nitrided steel member contains a carbon steel or a low alloy steel as a matrix phase, and is characterized by having a hardened layer having a martensite structure containing 0.8% or more of nitrogen at the surface of the member, ha...  
WO/2019/131452A1
A heat treatment device 1 comprising a heating unit 2 that inductively heats a region requiring quenching on a workpiece W to a target temperature, and a cooling unit 3 that cools and quenches the region requiring quenching on the workpi...  
WO/2019/132356A1
A method for manufacturing a grain-oriented electrical steel sheet according to one embodiment of the present invention comprises the steps of: preparing a slab comprising, by weight %, 1.0% to 4.0% of Si, 0.1% to 0.4% of C, and the bala...  
WO/2019/132478A1
An embodiment of the present invention provides a steel material, for a pressure vessel, comprising, in weight %, 0.06-0.25% of carbon (C), 0.05-0.50% of silicon (Si), 1.0-2.0% of manganese (Mn), 0.005-0.40% of aluminum (Al), 0.010% or l...  
WO/2019/132336A1
The present invention relates to a plated steel material which can be used for an automobile, a household appliance, a building material, and the like and, more specifically, to a zinc alloy plated steel material having excellent corrosi...  
WO/2019/131451A1
A heat treatment device 1 comprising: a heating unit 2 that inductively heats a region requiring quenching on a workpiece W, to a target temperature; a cooling unit 3 that cools and quenches the heated region requiring quenching on the w...  
WO/2019/124241A1
A cooling device for a thick steel sheet. The cooling device comprises a plurality of cooling headers that are arranged between retaining rolls that have a retaining roll pitch P to retaining roll diameter D ratio P/D of 2.5 or lower. Ea...  
WO/2019/124808A1
The present invention relates to a steel sheet used as a material for an automotive exterior panel, etc., and a method for manufacturing the same. More particularly, the present invention relates to a cold-rolled steel sheet and a hot-di...  
WO/2019/124074A1
A bearing component (10) according to one aspect of the present invention is provided with a diffusion layer (11) at a surface thereof, and is made of chromium-molybdenum steel. The diffusion layer contains a plurality of compound partic...  
WO/2019/122635A1
The invention relates to a method for the heat treatment of a maraging steel part produced by means of selective laser melting, characterised in that the method comprises steps consisting in: heating the maraging steel part from ambient ...  
WO/2019/124793A1
A high strength steel sheet according to an aspect of the present invention comprises, by weight %, 0.05-0.20% of C, 0.15-0.55% of Si, 0.9-1.75% of Mn, 0.001-0.05% of Al, 0.03% or less of P, 0.03% or less of S, 0.05-0.3% of Cr, 0.05-0.6%...  
WO/2019/120857A1
The invention relates to a press arrangement for producing a hot-formed and press-hardened sheet steel part (7), having a heat treatment device (1), in which a sheet steel blank (4) is heat-treated at least in regions to over a material-...  
WO/2019/120858A1
The invention relates to a method for producing a profiled component. In the method, a profiled structural part (2) is provided and/or manufactured. The profiled structural part (2) is heat-treated and press-hardened in a press hardening...  
WO/2019/121793A1
The invention describes a method for producing a cold-rolled flat steel product having a metal anti-corrosion layer. The method comprises the work steps: melting a steel melt which contains, in addition to iron and unavoidable impurities...  
WO/2019/123485A1
The present invention relates to a process of induction hardening treatment at steel cheese tube edge for high impact resistance. More particularly, it relates to induction hardening treatment only at the edges of steel cheese tube used ...  

Matches 1 - 50 out of 43,343