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Matches 451 - 500 out of 98,479

Document Document Title
WO/2019/003447A1
In the hot-pressed member according to the present invention, after the component composition thereof is properly adjusted, the microstructure thereof is configured so that the average crystal grain size of prior austenite grains is 8 µ...  
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/2019/003448A1
The hot-pressed member according to the present invention contains, as the component composition thereof in mass%, 0.28% to less than 0.42% C, 0.05% to 1.5% Si, 1.0% to 3.0% Mn, 0.05% or less of P, 0.005% or less of S, 0.01% to 0.50% Al,...  
WO/2019/003445A1
Provided is a hot-press member that can have not only very high tensile strength after hot pressing but also excellent delayed fracture resistance and high tensile shear stress after resistance spot welding, the hot-press member being ob...  
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/2019/003541A1
In the hot-pressed member according to the present invention, after the component composition thereof is properly adjusted, the microstructure thereof is configured so that the average grain size of prior austenite crystal grains is 7.5 ...  
WO/2019/003543A1
In the hot-pressed member according to the present invention, after the component composition thereof is properly adjusted, the microstructure thereof is configured so that there are an average of 5 or more Ti-based deposits having a gra...  
WO/2019/002041A1
The invention relates to a steel alloy having improved corrosion resistance under high-temperature loading for usage temperatures of from 300°C to 1200°C, in particular 800°C to 1200°C, having the following chemical composition in % ...  
WO/2019/001424A1
A cold-rolled annealed dual-phase steel has a microstructure of ferrite and martensite, and comprises the chemical elements in mass percentage: 0.08% to 0.1% of C, 1.95% to 2.2% of Mn, 0.1% to 0.6% of Si, 0.020% to 0.050% of Nb, 0.020% t...  
WO/2018/235856A1
The purpose of the present invention is to provide a low-cost permanent magnet which has higher magnet characteristics than conventional ordered alloy-based permanent magnets, while containing no rare earth element as a constituent eleme...  
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/2018/233746A1
The invention relates to a rolling element bearing (1), comprising an inner ring (2) and an outer ring (3), which are formed from a ring material, wherein respective raceways (4, 5) for guiding rolling elements (6) are comprised by the i...  
WO/2018/234938A1
A method for producing a zinc or zinc-alloy coated steel sheet with a tensile strength higher than 900 MPa, for the fabrication of resistance spot welds containing in average not more than two Liquid Metal Embrittlement cracks per weld h...  
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/2018/232618A1
An iron-based alloy that is able to provide a coating on a substrate, the coating having high hardness, corrosion resistance and bonding strength to the substrate. The iron-based alloy consists of (by weight) 16.00 -20.00 % Cr; 0.20 -2...  
WO/2018/235862A1
Provided are: a thin plate for metal masks, which has a thickness of 1.0 mm or less, while being suppressed in warp and having good planarity, and which exhibits good handling properties even in cases where the width thereof is increased...  
WO/2018/232619A1
An iron-based alloy consists of 3.0-7.0% by weight Cr; 1.3-3.0% by weight C; 0.2-2.0% by weight B; 2.0-10.0% by weight V; optionally 1.5% by weight or less Si; optionally 1.0% by weight or less Mn; optionally 2.0% by weight or less Mo; o...  
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/2018/234839A1
A method for producing a zinc or zinc-alloy coated steel sheet with a tensile strength higher than 900 MPa, for the fabrication of resistance spot welds containing in average not more than two Liquid Metal Embrittlement cracks per weld h...  
WO/2018/231779A1
Disclosed herein are embodiments of a non-magnetic iron-based alloy. The alloy can contain high hard phase fractions providing for significant toughness and wear resistance. The alloy can have high austenite content and high toughness in...  
WO/2018/228139A1
A method for preparing a ferrovanadium alloy based on aluminum thermal self-propagation gradient reduction and slag washing and refining, comprising: (1) aluminum thermal self-propagation gradient reduction: a first scheme, raw materials...  
WO/2018/228140A1
Disclosed is a method for preparing a ferrotitanium alloy based on aluminothermic self-propagating gradient reduction and slagging refining, the method comprising: (1) carrying out aluminothermic self-propagating gradient reduction by me...  
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/2018/230154A1
[Problem] To provide a vibration power generation device having power generation ability that can be enhanced and a stable power generation characteristic, an energy conversion member constituting the vibration power generation device, a...  
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/2018/225869A1
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/2018/220430A1
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/2018/220873A1
[Problem] To provide a high-strength hot dip Zn-Al-Mg-based plated steel sheet in which the in-steel concentration of hydrogen entering the steel in a plating line is remarkably lowered, and which exhibits the inherent excellent corrosio...  
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/2018/220567A1
A coated metallic substrate and fabrication method The present invention relates to a coated metallic substrate comprising, at least; one layer of oxides, such layer being directly topped by an intermediate coating layer comprising Fe, N...  
WO/2018/221307A1
This high-strength steel sheet contains 0.15% to 0.35% by mass of C, 0.5% to 3.0% by mass of the total of Si and Al, at least 0.01% by mass of Al, no more than 0.01% by mass of N, 1.0% to 4.0% of Mn, no more than 0.05% by mass of P, and ...  
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/2018/220598A1
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/2018/220411A1
The present invention relates to a coated metallic substrate comprising, at least; one layer of oxides, such layer being directly topped by an intermediate coating layer comprising Fe, Ni, Cr and Ti wherein the amount of Ti is above or e...  
WO/2018/221738A1
The hot stamp member according to the present invention comprises a steel material, an Al-Fe intermetallic compound layer formed on the steel material, and an oxide film layer formed on the Al-Fe intermetallic compound layer. The oxide f...  
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/2018/217113A1
The present invention relates to a method of obtaining plain and ribbed wire rod with multi-phase structure, consisting in pre-heating billets made of different grades of steel, particularly with 0.07 - 0.40%C content, in a walking-beam ...  
WO/2018/216461A1
Provided is a method for producing a sintered member, the method comprising: a step for preparing raw material powder containing iron-based powder; a step for pressure molding the raw material powder to form a columnar or cylindrical pow...  
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/2018/214683A1
A hot dipped high manganese steel and a manufacturing method therefor. The high manganese steel comprises a steel base plate and a coating on the surface of the steel base plate. The core of the steel base plate is austenite. The surface...  
WO/2018/214863A1
A bearing steel for use in automobile wheels and a manufacturing process therefor. The bearing steel has the following chemical composition by weight percent: carbon: 0.58-0.61%; silicon ≤ 0.15%; manganese: 0.87-0.95%; copper: 0.10-0.2...  
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/2018/216522A1
This high-strength steel sheet contains 0.15% to 0.35% by mass of C, 0.5% to 3.0% by mass of a total of Si and Al, 1.0% to 4.0% by mass of Mn, no more than 0.05% by mass (including 0% by mass) of P, no more than 0.01% by mass (including ...  
WO/2018/216589A1
A member for a hot-dip metal plating bath to be used in hot-dip Zn-Al plating baths that contain at least 50 mass% of Al or hot-dip Al plating baths comprises: a base metal made of ferritic stainless steel that contains 0.10 mass% to 0.5...  
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...  

Matches 451 - 500 out of 98,479