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Matches 1 - 50 out of 44,081

Document Document Title
WO/2020/189253A1
The present invention addresses the problem of providing a ball screw having enhanced durability and a structure whereby a screw shaft and a nut satisfy the required performance, a method for manufacturing the same, and a power steering ...  
WO/2020/189767A1
This hot stamp molded body has a predetermined chemical composition, the average grain diameter of old austenite grains in a micro structure is 5.0 μm or less, and the average concentration of Mn in grain boundaries of the old austenite...  
WO/2020/187419A1
The invention relates to a method for producing a hot-rolled flat steel product with different properties. The invention additionally relates to a hot-rolled flat steel product with different properties and to the use of the hot-rolled f...  
WO/2020/189761A1
A hot-stamp-molded article has a specified chemical composition and has a micro-structure comprising 90 to 100% by area of martensite and 0 to 10% by area of a residual structure. In the micro-structure, a region in which the average GAI...  
WO/2020/184055A1
Provided is a hot press member having excellent indentation peel strength. The hot press member has a tensile strength of 1780 MPa or more. According to the present invention, a plating layer has at a surface thereof a 10-point average r...  
WO/2020/179800A1
Provided is a crankshaft of superior seizing resistance. The chemical composition of the crankshaft, expressed in mass%, is C: 0.35–0.50%, Si: 0.55% or less, Mn: 0.01–0.55%, Cr: 0.10–0.50%, P: 0.03% or less, S: 0.10% or less, Mo: 0...  
WO/2020/178112A1
The invention relates to a method for the accelerated cooling of flat steel products (1), in which the flat steel product (1) is cooled from a start temperature to a target temperature, wherein the flat steel product (1) is subjected to ...  
WO/2020/179883A1
This car body structure has: a skeleton member having a first top plate part, a corner part, a vertical wall part, and a second top plate part; and a first support part and a second support part that are provided to the second top plate ...  
WO/2020/177259A1
An aerosol quenching device, and a test system and test method for an interfacial heat transfer coefficient of a part. The aerosol quenching device comprises an accommodating cavity consisting of a plurality of plates; a rotating compone...  
WO/2020/173474A1
A processing method of a piston (220), a processing method of a rotary compressor, and a rotary compressor. The processing method of the piston (220) comprises performing quenching, a cryogenic treatment, and a tempering treatment on the...  
WO/2020/175453A1
The present invention is a nitriding steel member in which a matrix phase is composed of a carbon steel or a low-alloy steel, the nitriding steel member being characterized in that a nitride compound layer is provided on the surface, a h...  
WO/2020/170667A1
Provided is a hot-pressed member which has both of such high strength that the TS is 1850 MPa or more and excellent delayed characteristic resistance. A hot-pressed member having a specified component composition, and has such a micro ...  
WO/2020/169764A1
The invention relates to a steel product made of lightweight steel containing manganese, having a minimum notched bar impact work at -40 °C in the transverse direction of ≥ 20 Joules, preferably at least 30 Joules, having the followin...  
WO/2020/170285A1
Apparatus for the off-line drying treatment, or dry out, of an inductor (11) for billets that comprises a coil (12) and a protection body made of refractory material (13) that defines a transit channel (14) for the billets.  
WO/2020/170530A1
The present invention addresses the problem of providing: a hot-pressed member having tensile strength of 1.8 GPa or more and also having excellent resistance to collapse under bending load; a method for manufacturing the hot-pressed mem...  
WO/2020/170264A1
The invention describes a method of heat-treating an article, which includes a first step of heating the article to a temperature of 400C to 500C at a pressure of 1 to 3 millibar in an atmosphere comprising hydrogen for a period of...  
WO/2020/168689A1
Disclosed is a heat treatment production line without charging basket, comprising a smelting furnace feeding mechanism (1), a smelting furnace accumulating mechanism (2), a smelting furnace (3), a quenching mechanism (4), a water pouring...  
WO/2020/165116A1
The invention relates to a method for producing a sheet steel component. The invention further relates to the use of the sheet steel component.  
WO/2020/165114A1
The invention relates to a method for producing a sheet steel component. The invention further relates to the use of the sheet steel component.  
WO/2019/208833A8
The invention relates to a steel wire suitable for making a spring or medical wire products which remarkably improve the performance of conventional stainless steel wire. The steel comprises (in wt. %): C: 0.02 to 0.15, Si: 0.1 to 0.9, M...  
WO/2020/168163A1
The present disclosure provides methods and systems for depositing a metal layer adjacent to or on a substrate. A substrate may be provided. The substrate may be brought in contact with a slurry comprising a metal oxide, a reducing metal...  
WO/2020/166115A1
A plate-like or foil-like soft magnetic material having high saturation magnetic flux density, which contains iron, carbon and nitrogen, while comprising martensite that contains carbon and nitrogen and γ-Fe where a phase that contains ...  
WO/2020/165693A1
A sheet metal blank is hot-stamped between first and second tool surfaces of first and second die tools, respectively, to form a hot-stamped product. That product is then heat treated between the first and second tool surfaces. An active...  
WO/2020/162509A1
The objective of the present invention is to provide a steel member and a steel sheet that have high tensile strength and toughness, and also have excellent hydrogen embrittlement resistance in corrosive environments, and to provide meth...  
WO/2020/162513A1
The objective of the present invention is to provide a coated steel member and a coated steel sheet that have excellent hydrogen embrittlement resistance in corrosive environments, and methods for producing the same. A coated steel membe...  
WO/2020/158704A1
The present invention provides a novel heat exchange medium as an alternative to lead. A carbon steel wire (1A) that is heated in a heating furnace (11) is allowed to pass through a bath (12A) in which a liquid-phase Mg-Al-Ca alloy (20) ...  
WO/2020/157880A1
This sintered material has: a composition constituted of an iron-based alloy; and a structure in which, in a cross-section, the number of 0.3 µm or larger compound particles present per a 100 µm × 100 µm unit surface area is 200 to 1...  
WO/2020/156334A1
A metal-material heat insulation device (110a), comprising a box body (10a) and an upper cover (20a). The box body (10a) comprises an inner container (11a) for containing a metal material, a housing (12a), and a vacuum cavity (13a). The ...  
WO/2020/158582A1
A machinery component (1) that has a round hole (19) that opens in a first surface (11) thereof, comprises steel or cast iron, and comprises: a plurality of first quench-hardened regions (21) that include the first surface (11) and are m...  
WO/2020/158788A1
This sintered material has: a composition constituted of an iron-based alloy; and a structure in which, in a cross-section, the number of 0.3 µm or larger compound particles present per a 100 µm × 100 µm unit surface area is less tha...  
WO/2020/158789A1
A sintered material having a relative density of at least 96% and comprising an iron-based alloy composition comprising Ni, C and at least one element selected from the group consisting of Mo, Mn, Cr, B and Si, with the remainder being m...  
WO/2020/158285A1
The purpose of the present invention is to provide: a hot-pressed member having tensile strength of 1780 MPa or more and improved in delayed fracture resistance properties; a method for producing the hot-pressed member; a cold-rolled ste...  
WO/2020/153185A1
Provided is a drill tool suitable for a high output rock drill. Also provided is a method for producing the same. The drill tool (DT) uses, as the drill tool (DT) material, an alloy steel constituted of the following chemical components:...  
WO/2020/153243A1
An inner ring (12) is made of high-carbon steel and has an inner ring raceway surface (12A) extending along the circumferential direction and an inner peripheral surface (12C) as a circumferential surface extending along the circumferent...  
WO/2020/151856A1
The invention relates to a cold rolled steel strip or sheet having a composition consisting of (in wt. %): C 0.15-0.25; Si 0.5 - 1.6; Mn 2.2 -3.2; Cr ≤ 0.8; Mo ≤ 0.2; Al 0.03 - 1.0; Nb ≤ 0.04; V ≤ 0.04; Ti 0.01 - 0.04; B 0.001-0....  
WO/2020/153117A1
An uneven structure having protruding portions and depressed portions is formed on the surface of a stainless steel sheet according to the present invention, wherein the average height of the protruding portions is 30-300 nm and the aver...  
WO/2020/151855A1
The invention relates to a cold rolled steel sheet having a composition consisting of (in wt. %): C 0.15 - 0.25 Si 0.5 - 1.6 Mn 2.2 - 2.8 Cr ≤ 0.8 Mo ≤ 0.2 Al 0.03 - 1.0 Nb ≤ 0.04 V ≤ 0.04 Ti 0.02 - 0.04 B 0.001 - 0.005 balance F...  
WO/2020/148877A1
A conductor softening processing device according to one aspect of the present invention continuously heats and cools a wire-shaped conductor, and comprises: a conveyance mechanism that continuously conveys the conductor in the axial dir...  
WO/2020/143367A1
Disclosed are a 690 MPa grade super-thick steel plate and a manufacturing method therefor. The mass percentage contents of the chemical components thereof are as follows: 0.04-0.08% of C, 5.2-6.0% of Mn, 0.1-0.4% of Si, 0.1-0.5% of Mo, 0...  
WO/2020/144229A1
The invention relates to a shell (10) as a transporting shoe for steel ingots, which are pushed through a preferably tubular induction furnace for inductive heating for the purpose of producing seamless tubes by the extrusion process, wh...  
WO/2020/145325A1
Provided is a steel material whereby excellent fatigue strength is obtained even when the steel material is welded before carburizing and used to manufacture a carburized steel component. The steel material comprises, in terms of % by ma...  
WO/2020/144830A1
The present invention provides a mechanical component having extremely high levels of various strengths. This mechanical component has a predetermined compositional makeup, wherein, in a depth range down to 0.5 mm from the surface, a gra...  
WO/2020/141067A1
A steel wire comprising the following elements: 0.30 - 0.80 wt % carbon, 0.25 - 0.45 wt% silicon, 0.20 - 0.70 wt% manganese, 0.008 - 0.020 wt% titanium, 0.001 - 0.004 wt% zirconium, wherein at least 50% of the microstructure of the steel...  
WO/2020/142106A1
In an example implementation, a sintering system includes optical fiber installed into a sintering furnace. A support structure inside the furnace is to support a token green object in a predetermined position and to hold a distal end of...  
WO/2020/138432A1
The present invention provides a steel material which has a high critical working ratio during cold forging and exhibits high fatigue strength and excellent hydrogen embrittlement resistance characteristics after being formed into a carb...  
WO/2020/134077A1
A transmission device for use in a die steel processing apparatus. A die steel workpiece to be processed is maintained within a first temperature range by means of a ceramic heating body provided on a roller conveying device (73), and th...  
WO/2020/135691A1
Provided are a gradient steel material having a surface layer with ferrite and an inner layer with ferrite + pearlite, and a manufacturing method, the weight percentage of the components are: C≤0.15%, Si≤1%, Mn≤1.5%, the remaining ...  
WO/2020/139325A1
An example sinter system includes a sinter gas inlet at a sinter furnace for a sinter gas, a tracer gas inlet at the sinter furnace for a tracer gas different from the sinter gas, and an outlet at the sinter furnace to output the sinter ...  
WO/2020/135690A1
A gradient steel material having a high-plasticity surface layer and a high-strength inner layer, and a manufacturing method. Weight percentages of the components thereof are: C≤0.15%, Si≤1%, Mn≤1.5%, and the remainder is Fe and in...  
WO/2020/138458A1
Provided is a carbonitrided bearing component which has excellent wear resistance, core part toughness and delamination life associated with the change in composition under a hydrogen-generating environment. The chemical composition of a...  

Matches 1 - 50 out of 44,081