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Matches 1 - 50 out of 34,594

Document Document Title
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 ...  
WO/2018/227186A1
Systems and methods to heat welding wire for low hydrogen welding are disclosed. An example method includes drawing a supply material through a die to form a wire; and applying electrical current to a portion of the wire to reduce a hydr...  
WO/2018/219412A1
The invention relates to a formed sheet-metal component, produced by hot forming and press hardening from a hardenable one-piece, single-material steel alloy, wherein the formed sheet-metal component (1) has a tensile strength greater th...  
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/2018/220412A1
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/2018/219514A1
The present invention relates to a shape memory alloy having improved resilience compared to the prior art, wherein the shape memory alloy has a composition consisting of (in % by weight): 25–30 Mn, 4–8 Si, 3–7 Cr, 0.5–1 V, 0.05-...  
WO/2018/218735A1
A method for preparing an ultra-thin austenitic stainless steel strip with a bright surface: by means of the eight processes of manufacturing a precision control working roller, primary rolling, grinding, secondary rolling, bright anneal...  
WO/2018/218734A1
A method for preparing an ultra-thin ferritic stainless steel strip with a bright surface: by means of the eight processes of manufacturing a precision control working roller, primary rolling, bright annealing, secondary rolling, bright ...  
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/2018/220838A1
When [Si] represents the Si content (mass%), [Al] represents the Al content (mass%), and [Mn] represents the Mn content (mass%), parameter Q represented by "Q=[Si]+2[Al]-[Mn]" is 2.00 or higher. The total mass of S included in sulfides a...  
WO/2018/221126A1
The present invention improves cold rolling properties without deteriorating magnetic properties or degrading productivity by: conducting hot rolling of a steel slab that contains, by mass%, at most 0.0050% of C, 3.2-4.5% of Si, 0.1-2.0%...  
WO/2018/219463A1
The present invention relates to a shape-memory alloy having a recovery stress that is improved compared to the prior art, wherein the shape-memory alloy has a composition consisting of (in % by weight): - 25-30 Mn, - 4-8 Si, - 3-7 Cr, -...  
WO/2018/220837A1
When [Si] represents the Si content (mass%), [Al] represents the Al content (mass%), and [Mn] represents the Mn content (mass%), parameter Q represented by "Q=[Si]+2[Al]-[Mn]" is 2.00 or higher. The total mass of S included in sulfides a...  
WO/2018/220839A1
When [Si] represents the Si content (mass%), [Al] represents the Al content (mass%), and [Mn] represents the Mn content (mass%), parameter Q represented by "Q=[Si]+2[Al]-[Mn]" is 2.00 or higher. The total mass of S included in sulfides a...  
WO/2018/215466A1
The present disclosure relates to a new duplex stainless steel. Furthermore, the present disclosure relates to a product comprising the duplex stainless steel, which method comprises the step of performing a heat treatment on an object c...  
WO/2018/216317A1
A canted coil spring is provided with a core wire 10 formed from steel having a pearlitic structure and a copper plating layer 20 formed from copper or a copper alloy covering the outer peripheral surface 11 of the core wire 10. The stee...  
WO/2018/216638A1
A bent steel pipe 1 according to the present invention is provided with a straight pipe part 2 and a bent part 3 having a bending radius r that is three times the outer diameter OD of the straight pipe part 2 or more; and this bent steel...  
WO/2018/214682A1
A hot dipped medium manganese steel and a manufacturing method therefor. The medium manganese steel comprises a steel base plate and a coating on the surface of the steel base plate; the mass percentages of the components in the hot dipp...  
WO/2018/215600A1
The invention relates to a high strength, hot rolled abrasive wear resistant steel strip with low carbon equivalent values, with a Brinell hardness in the range of 400 - 465 HBW and a tensile strength in the range of 1180 - 1500MPa for s...  
WO/2018/216665A1
The purpose of the present invention is to provide a thick steel plate having superior multilayer welded joint CTOD properties. Provided is a thick steel plate that is formed from specific components and has a component composition havin...  
WO/2018/215813A1
The method comprises casting a steel having a composition comprising: 0.10% ≤ C ≤ 0.35%, 0.8% ≤ Si ≤ 2.0%, 1.8% ≤ Mn ≤ 2.5%, P ≤ 0.1%, 0% ≤ S ≤ 0.4%, 0% ≤ Al ≤.0%, N ≤ 0.015%, 0% ≤ Mo ≤ 0.4%, 0.02% ≤ Nb ≤ ...  
WO/2018/215923A1
The method comprises casting a steel having a composition comprising: 0.10% ≤ C ≤ 0.35%, 0.8% ≤ Si ≤ 2.0%, 1.8% ≤ Mn ≤ 2.5%, P ≤ 0.1 %, 0% ≤ S ≤ 0.4%, 0% ≤ Al ≤ 1.0%, N ≤ 0.015%, 0% ≤ Mo ≤ 0.4%, 0.02% ≤ Nb ...  
WO/2018/211039A1
The invention relates to a method for producing a steel composite, according to which at least two steel sheets consisting of different steel stocks are placed one on top of the other and hot-rolled together and subsequently optionally c...  
WO/2018/211779A1
An oil tempered wire has a composition that includes one or more strengthening elements selected from 0.50 – 0.90% by mass C, 0.02 – 0.50% by mass V, 0.01 – 0.50% by mass Ta, 0.01 – 0.50% by mass Nb, 0.02 – 0.50% by mass Mo, an...  

Matches 1 - 50 out of 34,594