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Matches 1 - 50 out of 34,737

Document Document Title
WO/2019/048230A1
The invention relates to a martensitic material (MarBN) that is suitable for use in compressor applications at higher temperatures due to a special heat treatment.  
WO/2019/050010A1
The present invention stably produces a high-strength steel sheet which exhibits excellent toughness not only in the inner part of the steel sheet but also in the surface layer of the steel sheet. A steel sheet which has a component comp...  
WO/2019/047587A1
A hot continuous rolled steel coil for a high collapse strength SEW oil casing and a production method therefor. By reducing expensive alloying elements Mo and V in the hot continuous rolled steel coil and strictly controlling the conten...  
WO/2019/048047A1
Method of producing a cold drawn wire from a particle metallurgy steel, comprising the following steps: - preparation of a bulk of molten metal comprising in weight %: C 0.03-0.15, Si 0.01-1.2, Mn 0.1-1.5, Cr 15-20, Ni 5-10, Al 0.5-1.5, ...  
WO/2019/009675A8
The present invention relates to an ultra high strength hot rolled steel sheet, having tensile strength of 800MPa, and a method for manufacturing same, the method enabling excellent surface quality, processability and weldability as well...  
WO/2019/045188A1
Disclosed are a ferrite-based stainless steel and a method for preparing the same. A ferrite-based stainless steel according to an embodiment of the present invention comprises, in wt%, 0.0005-0.02% of carbon (C), 0.005-0.02% of nitrogen...  
WO/2019/044928A1
Provided is a high-Mn steel that has superior cryogenic toughness and that allows a reduction in material cost and manufacturing cost. This high-Mn steel has a component composition containing, in mass%, 0.100-0.700% of C, 0.05-1.00% of ...  
WO/2019/042268A1
Disclosed are a high-strength multiphase tinned steel raw plate and a manufacturing method therefor, wherein the mass percentages of the components of the multiphase tinned steel raw plate are: 0.081%-0.14% of C, 0.2%-0.8% of Mn, 0.01%-0...  
WO/2019/043499A1
A method for forming a multilayer composite structure comprises providing a first sheet comprising a copper-comprising layer sandwiched by first and second graphene layers, wrapping the first sheet to form a first rod, and compacting the...  
WO/2019/039339A1
The production method according to an embodiment of the present invention comprises, in this order: a quenching step for hot-rolling a steel containing a prescribed composition of chemical ingredients with the remaining portion being Fe ...  
WO/2019/039774A1
Disclosed are a ferritic stainless steel having enhanced low-temperature impact toughness and a method for producing same. A ferritic stainless steel according to an embodiment of the present invention contains, in wt%, 18.0-20.0% of Cr,...  
WO/2019/039824A1
The present invention relates to a cold-rolled steel sheet for enameling and a manufacturing method therefor, the cold-rolled steel sheet comprising (in wt%), C (more than 0% and not more than 0.0015%), Mn (0.2 to 0.4%), Al (more than 0%...  
WO/2019/038556A1
A method of forming a part from sheet metal and a part formed by said method are disclosed, the method comprising the steps of: (a) heating a metal sheet to a temperature T; and (b) forming the sheet into the part between dies whilst app...  
WO/2019/033711A1
An integrated process of hot stamping and die trimming, comprising the steps of blanking, preheating of a trimming die, heating, primary transfer, hot stamping and in-die primary quenching, secondary transfer, carbon distribution and die...  
WO/2019/035329A1
The purpose of the present invention is to provide: a high strength stainless seamless steel pipe for oil wells, the high strength stainless seamless steel pipe having high strength (a yield strength of at least 862 MPa (125 ksi)), excel...  
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/2019/031773A1
Disclosed are: a plated steel sheet having a plated film on the surface of a hot rolled steel sheet; and a method for manufacturing the same, wherein the hot rolled steel sheet comprises, by wt%, 0.15-0.25% of C, 0.5% or less of Si, 0.5-...  
WO/2019/031681A1
The purpose of one aspect of the present invention is to provide a hot rolled steel sheet having excellent strength and elongation by using manganese segregation, and a manufacturing method. One embodiment of the present invention provid...  
WO/2019/026311A1
The purpose of the present invention is to reduce energy consumption when producing high strength steel pipes. This piping is formed from steel, which contains 0.05-0.25 weight% of C, 0.15-0.35 weight% of Si, 0.3-1.5 weight% of Mn, 0.035...  
WO/2019/020169A1
The invention relates to a sheet metal component and a method for producing sheet metal components of this type, which enables an energy saving in comparison with conventionally produced sheet metal components due to lower shaping temper...  
WO/2019/020575A1
The invention relates to a steel strip, sheet or blank for producing hot formed parts containing at least the following composition in weight %: C: 0.03 - 0.17, Mn: 0.65 - 2.50, Cr: 0.2 -2.0, Ti: 0.01 – 0.10, Nb : 0.01-0.10, B : 0.0005...  
WO/2019/015957A1
The steel wire has an equivalent diameter between 0.2 and 0.7 mm. The steel wire has a composition comprising between 0.7% and 1.1 % by weight carbon; between 0.5% and 1.2% by weight manganese; between 0.05% and 0.5% by weight silicon. T...  
WO/2019/017426A1
Provided is a non-oriented electromagnetic steel plate that contains, in the chemical composition thereof in terms of % by mass, 0.0015%-0.0040% C, 3.5%-4.5% Si, 0.65% or less Al, 0.2%-2.0% Mn, 0%-0.20% Sn, 0%-0.20% Sb, 0.005%-0.150% P, ...  
WO/2019/016041A1
The invention relates to a coated flat steel product which is suitable for press hardening and which exhibits a particularly high degree of aging resistance and to a method for producing same. In addition to iron and unavoidable impuriti...  
WO/2019/013354A1
This oriented electromagnetic steel plate comprises a steel plate, an oxide film formed on the steel plate and containing SiO2, and a tension insulation film formed on the oxide film. As the chemical composition, the steel plate contains...  
WO/2019/013351A1
This oriented electromagnetic steel sheet has: a base metal steel sheet; a middle layer disposed over and in contact with the base metal steel sheet; and an insulation film disposed over and in contact with the middle layer and serving a...  
WO/2019/013353A1
This oriented electromagnetic steel plate is provided with a base material steel sheet, an intermediate layer arranged in contact with the base material steel sheet, and an insulating film arranged in contact with the intermediate layer ...  
WO/2019/013352A1
This oriented electromagnetic steel plate comprises a steel plate and an amorphous oxide film formed on the steel plate. As the chemical composition, the steel plate contains, in mass %, less than or equal to 0.085% C, 0.80-7.00% Si, les...  
WO/2019/013355A1
This oriented electromagnetic steel plate comprises a steel plate and an amorphous oxide film formed on the steel plate, and the glossiness of the surface is greater than or equal to 150%.  
WO/2019/009636A1
The purpose of one aspect of the present invention is to provide: a cold rolled steel sheet for a flux-cored wire, having excellent low temperature toughness, welding workability and processability; and a manufacturing method therefor. O...  
WO/2019/009677A1
The present invention relates to an advanced-high strength hot-rolled steel sheet, having tensile strength of 980MPa, and a method for manufacturing same, the method enabling enhanced surface quality, processability and weldability as we...  
WO/2019/009410A1
The hot-rolled steel sheet according to one embodiment of the present invention is configured such that: the steel sheet has a prescribed chemical composition; at a depth position 1/4 of the sheet thickness from the surface, the area rat...  
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/2019/004540A1
A method for manufacturing a hot-stamped steel according to an embodiment comprises the steps of: reheating a steel slab at a temperature of 1200 to 1250°C, the steel slab including, by wt%, 0.20 to 0.50% of carbon (C), 0.05 to 1.00% of...  
WO/2019/004541A1
Provided according to one aspect of the present invention is a steel material for a Taylor Welded Blank, which includes 0.04-0.06 wt% of carbon (C), 1.2-1.5 wt% of manganese (Mn), 0.01-0.10 wt% of titanium (Ti), 0.01-0.10 wt% of niobium ...  
WO/2019/001423A1
A low-cost and high-formability 1180 MPa grade cold-rolled annealed dual-phase steel plate and a manufacturing method thereof are provided. The weight percentages of chemical components thereof are: C: 0.1%-0.125%, Si: 0.4%-0.8%, Mn: 2.6...  
WO/2019/001464A1
An ultra-fine grain wide-thick pipeline steel plate and production technology therefor, the steel plate comprising the following components by weight percent: C: 0.040-0.070%; Si: 0.15-0.30%; Mn: 1.30-1.80%; P≤0.015%; S≤0.005%; Nb: 0...  
WO/2019/004454A1
A high-strength steel wire comprising a predetermined material composition, wherein: in a cross-section including a central axis of the steel wire and parallel to the central axis, the area ratio of pearlite structures in the steel wire ...  
WO/2019/001250A1
Provided is a free machining and non-quenched and tempered steel. The mass percent compositions of the chemical elements in the steel are: C: 0.35-0.45%, Si: 0.45-0.0.65%, Mn: 1.35-1.65%, S: 0.025-0.065%, V: 0.07-0.15%, Ti: 0.01-0.018%, ...  
WO/2019/001262A1
Disclosed is a process for forming, by means of warm ring rolling, a high-carbon chromium bearing steel capable of structure spheroidization, the process comprising the following steps: S1. a ring blank is heated, in a heating furnace, t...  
WO/2019/004662A1
The present invention relates to a steel sheet having an excellent resistance to liquid metal embrittlement cracks and a method for manufacturing the same. An embodiment of the present invention provides a steel sheet having an excellent...  
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/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/2018/235342A1
A steel sheet according to one embodiment has a prescribed chemical composition. The indicator Q determined from formula (1) is 0.00 or more. The carbon equivalent amount Ceq (%) determined from formula (2) is less than 0.800%. The ratio...  
WO/2018/235244A1
Provided is an as-roll electric resistance welded steel pipe wherein: a base material part thereof comprises, in terms of mass%, 0.030-0.120% of C, 0.05-0.30% of Si, 0.50-2.00% of Mn, 0.010-0.035% of Al, 0.0010-0.0080% of N, 0.010-0.080%...  
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/2018/230717A1
Provided is a rolled wire for spring steel, the rolled wire containing the following chemical components by mass%: 0.42-0.60% of C, 0.90-3.00% of Si, 0.10-1.50% of Mn, 0.10-1.50% of Cr, 0.0010-0.0060% of B, 0.0010-0.0070% of N, 0-1.00% o...  
WO/2018/227740A1
A low yield strength ratio, high strength and ductility thick gauge steel plate, the content of the chemical components thereof in terms of percentage by mass being: C: 0.060-0.080%, Mn: 5.5-6.0%, Si: 0.10-0.30%, Al: 0.015-0.040%, Mo: 0....  
WO/2018/226879A1
The present invention describes a novel martensitic steel with iron, nickel, boron, a carbide former, manganese, and carbon. The steel has substantially no cementite, substantially no interstitial carbon and substantially no interstitial...  
WO/2018/225869A1
Provided is an austenitic alloy pipe having high yield strength and excellent SCC resistance, and in which strength anisotropy is suppressed and detectability in ultrasonic flaw inspection is high. The austenitic alloy pipe according to ...  

Matches 1 - 50 out of 34,737