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Matches 1 - 50 out of 63,330

Document Document Title
WO/2019/176283A1
Provided, as a high-strength martensitic stainless steel sheet exhibiting superior delayed fracture resistance, is a martensitic stainless steel sheet having a chemical composition comprising, in terms of mass%, C: 0.10 to 0.15%, Si: 0.0...  
WO/2019/176562A1
An object processing method wherein a prescribed process is carried out by connecting a power supply (4) to an object (X) to be processed.  
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/2019/171624A1
A steel pipe that includes 0.2–1.2 mass% of C, no more than 0.03 mass% of P, and no more than 0.3 mass% of Cu and has a weld part that has a metal structure that includes carbides and reheated ferrite.  
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/2019/171157A1
A process for manufacturing a prealloyed steel coil, sheet or blank, comprising the following successive steps : - providing a precoated steel coil, sheet or blank composed of a steel substrate covered by a precoating of aluminum, or alu...  
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/2019/172314A1
A steel pipe that includes more than 0.70 but no more than 1.20 mass% of C, no more than 0.03 mass% of P, and no more than 0.30 mass% of Cu and has a weld part that has a metal structure that includes carbides and reheated ferrite.  
WO/2019/171862A1
The steel sheet annealing method pertaining to the present invention is a method for annealing a steel sheet in an annealing furnace equipped with hearth rolls by which the steel sheet is supported and conveyed, and is characterized in t...  
WO/2019/170212A1
The invention relates to a method for producing a sandwich arrangement consisting of a first component having a contact surface A, a second component having a contact surface D, and solder between the contact surfaces A and D, the solder...  
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/2019/167945A1
The present invention provides a steel pipe having a yield strength of 655-1172 MPa (95-155 ksi grade) and superior SSC resistance. The steel pipe according to the present disclosure has a chemical composition containing, in mass%, 0.10-...  
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/2008/145871A8
The invention relates to a cold-rolled and annealed steel sheet having a strength greater than 1200 MPa, the composition of which comprises, the contents being expressed by weight: 0.10% < C < 0.25%, 1% ≤ Mn < 3%, Al > 0.010%, Si < 2.9...  
WO/2019/166690A1
An earth-boring drill bit and method of manufacturing the same. The drill bit (1) comprises a bit body (2), which is a uniform piece and is made of carbon steel. The body comprises a crown(3)provided with several blades (6) and separatel...  
WO/2019/167933A1
The present invention addresses the problem of providing: a cold-rolled steel sheet which has a high r-value and has a small in-plane anisotropy of the r-value and which has excellent material uniformity in the sheet width direction; and...  
WO/2019/164082A1
The present invention relates to a manufacturing method for manufacturing a steel wire, comprising: a first drawing step of drawing a wire through a first die; a groove-rolling step of passing the wire, having passed through the first di...  
WO/2019/163828A1
Provided are: a high-carbon cold-rolled steel sheet having superior fine blanking workability; and a production method for the high-carbon cold-rolled steel sheet. This high-carbon cold-rolled steel sheet is produced by: subjecting a cas...  
WO/2019/163513A1
The present invention relates to a high-strength steel sheet which satisfies a specific chemical component composition, and which is configured such that: if the metal structure thereof is observed with a scanning electron microscope, po...  
WO/2019/164015A1
This wire rod has a chemical composition containing, in mass%, 0.80-1.10% of C, 0.005-0.100% of Si, 0.05-0.30% of Mn, 0-0.030% of P, 0-0.030% of S, 0-0.0060% of N, not less than 0.02% but less than 0.30% of Cr, 0.02-0.15% of Mo, 0-0.050%...  
WO/2019/162463A1
The present invention deals with alloyed steels having yield strength of at least 862 MPa (125 Ksi) and exhibiting outstanding hardness and toughness behavior, especially under stringent conditions which may be subjected to frost-heave a...  
WO/2019/163746A1
This steel sheet heating method and this continuous annealing facility using the same are for reliably preventing a steel sheet from being overheated to a temperature exceeding a soaking temperature that is a heating target and for makin...  
WO/2019/160108A1
The non-oriented electromagnetic steel sheet according to one embodiment of the present invention has a chemical composition containing 0.0030% or less of C, 2.00% or less of Si, 1.00% or less of Al, 0.10-2.00% of Mn, 0.0030% or less of ...  
WO/2019/158365A1
The invention relates to an assembly for the thermal treatment of components (101). The assembly comprises a first tempering station (2301) for the thermal treatment of components (101) and a second tempering station (2302) for the therm...  
WO/2019/159606A1
Provided is a ferritic stainless steel having good corrosion resistance and exhibiting good brazeability when brazed with a Ni-containing brazing material at high temperature. This ferritic stainless steel has a composition containing, i...  
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/2019/159771A1
Provided are: a high-strength steel sheet having excellent strength, workability in terms of λ and the like, and energy absorption characteristics; and a method for manufacturing same. This high-strength steel sheet has a specific compo...  
WO/2019/160087A1
The non-oriented electromagnetic steel sheet according to one embodiment of the present invention has a chemical composition containing 0.0030% or less of C, 2.00% or less of Si, 1.00% or less of Al, 0.10-2.00% of Mn, 0.0030% or less of ...  
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/2019/160092A1
The non-oriented electromagnetic steel sheet according to one embodiment of the present invention has a chemical composition containing 0.0030% or less of C, 2.00% or less of Si, 1.00% or less of Al, 0.10-2.00% of Mn, 0.0030% or less of ...  
WO/2019/156168A1
Provided are a method for reclaiming tool material, as well as tool material manufactured by this method of reclamation, in which repair is performed by formation of a suitable overlay layer in any region of a high-speed tool steel base ...  
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/2019/156169A1
Provided is a method for efficiently improving other mechanical properties (bending stress, toughness, impact resistance, etc.) without significantly impairing the wear resistance and high-temperature softening resistance, etc. of a buil...  
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/2019/154680A1
The invention relates to a method for producing a steel strip, which contains along with iron as the main constituent and unavoidable impurities one or more of the oxygen-affine elements in % by weight: Al: more than 0.02, Cr: more than ...  
WO/2019/150437A1
A bolt according to the present invention has such a chemical composition in which 0.50 to 0.65% by mass inclusive of carbon (C), 1.5 to 2.5% by mass inclusive of silicon (Si), 1.0 to 2.0% by mass inclusive of chromium (Cr), 0.2 to 1.0% ...  
WO/2019/151476A1
According to the present invention, a rolling bearing which comprises an inner ring (11), an outer ring (12) that is arranged radially outside the inner ring (11), a rolling body (13) that is arranged between the inner ring (11) and the ...  
WO/2019/150434A1
The bolt according to the present invention is a high-carbon steel and high-strength bolt which has a tempered martensite texture and the composition of which comprises: 0.50-0.65 mass% inclusive of carbon (C); 1.5-2.5 mass% inclusive of...  
WO/2019/151125A1
Provided is a ferritic stainless steel having excellent creep resistance properties and thermal fatigue properties. This ferritic stainless steel has a composition containing at most 0.020 mass% of C; 0.1-1.0 mass% of Si, 0.05-0.60 mass%...  
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/2019/151124A1
Provided is ferritic stainless steel having both exceptional resistance to repeated oxidation and exceptional thermal fatigue characteristics. Ferritic stainless steel that contains, in terms of percent by mass, 0.020% or less of C, 0.25...  
WO/2019/150762A1
The purpose of the present invention is to provide an Fe-Cr alloy that has high electrical resistivity, exhibits superior oxidation resistance at high temperatures exceeding 1000 °C, and is suitable for use as a resistance heating eleme...  
WO/2019/151048A1
The purpose of the present invention is to provide: a high-carbon hot-rolled steel sheet having superior cold workability and superior hardenability (in terms of immersion quenching and carburizing quenching); and a method for manufactur...  
WO/2019/151017A1
The present invention addresses the problem of: obtaining a high-strength cold-rolled steel sheet and a high-strength plated steel sheet having a tensile strength (TS) of 780 MPa or higher and excelling in ductility, stretch-flangeabilit...  
WO/2019/146697A1
This grain-oriented electrical steel sheet comprises a base material steel sheet, a glass coating formed on the base material steel sheet and in contact therewith, and an insulating coating formed on the glass coating and in contact ther...  

Matches 1 - 50 out of 63,330