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WO/2020/109444A1 |
The invention relates to a resistance spot welded joint of at least two steel sheets and a method of producing a resistance spot welded joint of at least two steel sheets, wherein at least one of the steel sheets is provided with a Zn co...
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WO/2020/108754A1 |
The invention relates to an iron-based shape memory material (FGL), an iron-based shape memory material, particularly a flat product with shape memory properties, containing or consisting of said shape memory material, a method for produ...
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WO/2020/103895A1 |
Disclosed are a high-strength corrosion-resistant sucker rod and a preparation process therefor. The raw materials for preparing the high-strength corrosion-resistant sucker rod comprise, by weight percent, Mn: 0.70% to 1.20%, Cr: 9.50% ...
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WO/2020/104437A1 |
A high strength steel sheet with an ultimate tensile strength (Rm) of at least 950 MPa and a thickness accuracy better than 1/5 of EN 10143:2006 normal thickness tolerances, which steel sheet has a composition consisting of, in terms wei...
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WO/2020/099473A1 |
Hot-rolled steel strip having a tensile strength greater than 875 MPa and containing in mass-%: C 0.06-0.12, Si 0-0.5, Mn 0.70-2.20, Nb 0.005-0.100, Ti 0.01-0.10, V 0.11-0.40, whereby the total amount of V + Nb + Ti is 0.20-0.40 Al 0.005...
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WO/2020/098448A1 |
Disclosed are a high-strength stainless steel, a heat treatment process and a formed component. The high-strength stainless steel comprises the following in parts by weight: 0.2-0.35% of C, 0.7-3.50% of Mn, 0.6-2.0% of Si, 11-17% of Cr, ...
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WO/2020/096555A2 |
The invention relates in particular to a heat treatment method used in hot rolled steel sheet production, cold - rolled steel sheet production or sheet forming processes, which provides high energy absorption by Mn partitioning and rapid...
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WO/2020/091425A1 |
The present invention relates to: a monocrystalline thin film having excellent crystal orientation; a method for manufacturing same; and a semiconductor device, a battery device, a superconducting wire, and a superconducting product, eac...
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WO/2020/084352A1 |
A method of producing a high speed steel alloy containing, in percent by weight (wt.%): C 1.00-1.10, N 0.005-0.025, Cr 3.80- 4.40, Mo 3.90-4.50, W 0-1.0, Co 0-0.99, V 1.8-2.2, Nb 0-0.30, Mn 0.20-0.40, Si 1.40-1.55, Ni 0-0.50, and Cu 0-0....
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WO/2020/078529A1 |
The present invention relates to a method for producing a non-grain-oriented electric strip, comprising at least the following method steps (A) providing a hot-rolled, optionally separately annealed, non-grain-oriented electric strip, (B...
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WO/2020/079200A1 |
The invention relates to a method for producing a heat-formable flat steel product comprising: a production step (10) for producing a cold-rolled quenched and tempered flat steel product; a heating step (20) for heating the quenched and ...
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WO/2020/074249A1 |
The invention relates to a heat treatment of a chromium steel (4), in particular of a 9% -10% chromium steel, which is used at 673K to 823K, in which oxidation is carried out in advance in a furnace, preferably in air, in which the tempe...
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WO/2020/070025A1 |
The invention relates to a method for cold treating wire electrodes, having a cooling phase during which the temperature of the workpiece is reduced to a lower target temperature, a subsequent holding phase in which the workpiece is subs...
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WO/2020/070143A1 |
When welding with a consumable wire electrode, current contacting occurs when the electrode wire passes by a readily electrically conductive contact element. In order to improve the current contacting and reduce the wear of the contact e...
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WO/2020/070138A1 |
The invention relates to a method for cold treating rod electrodes, having a cooling phase during which the temperature of the electrode is reduced to a lower target temperature, a subsequent holding phase in which the electrode is subst...
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WO/2020/064126A1 |
The invention relates to a shape-memory alloy which allows a flat steel product to be produced with less effort than in the prior art, said product having a high restoring capability. For this purpose, the shape-memory alloy according to...
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WO/2020/067444A1 |
Provided is an austenitic alloy with excellent carburization resistance and hot workability. The austenitic alloy: contains, in mass%, C: 0.030 to less than 0.250%, Si: 0.01-2.00%, Mn: 2.00% or less, P: 0.040% or less, S: 0.010% or less,...
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WO/2020/067721A1 |
The doubly oriented electrical steel sheet according to one embodiment of the present invention comprises 2.0-4.0 wt% of Si, 0.01-0.04 wt% of Al, 0.0004-0.002 wt% of S, 0.05-0.3 wt% of Mn, at most 0.008 wt% (but not 0 wt%) of N, at most ...
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WO/2020/064127A1 |
The invention relates to a shape-memory alloy which allows a flat steel product to be produced with less effort than in the prior art, said product having a high restoring capability. For this purpose, the shape-memory alloy according to...
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WO/2020/054540A1 |
This precipitation hardening-type martensite-based stainless steel and this underground excavation drill using the same, contain C<0.10 mass%, 0.01≤Si≤0.10 mass%, 0.01≤Mn≤0.10 mass%, P≤0.010 mass%, S≤0.010 mass%, 10.0≤Ni≤...
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WO/2020/050053A1 |
Provided is a steel material for sliding members, which has excellent seizure resistance. The steel material for sliding members has a chemical composition containing, in % by mass, 0.05 to 5.0% of In and a texture having, dispersed ther...
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WO/2020/050229A1 |
The present invention provides an iron-based alloy having excellent corrosion resistance and high strength, and a method for producing the iron-based alloy. An iron-based alloy of the present invention includes Cr: 10-22 mass%, W: 1-12 m...
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WO/2020/046735A1 |
Austenitic stainless alloys have been discovered that exhibit unexpectedly superior corrosion resistance, particularly to sulfuric acid solutions, when compared to that exhibited by conventional alloys with closely related compositions. ...
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WO/2020/045761A1 |
A cold rolled steel sheet for an exhaust system comprises 0.015-0.05 wt% of C, 0.2 wt% or less of Si (excluding 0 wt%), 0.1-0.3 wt% of Mn, 0.1 wt% or less of Al (excluding 0 wt%), and 2.0-4.0 wt% of Cr, includes 0.5 wt% or less of Mo (ex...
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WO/2020/041726A1 |
Disclosed herein are embodiments of an additive-containing alloy that exhibit improved strength, particularly at high temperatures, creep resistance, thermal fatigue resistance, and oxidation resistance. Also disclosed herein are embodim...
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WO/2020/038883A1 |
The invention provides a 10-25 mm thick hot-rolled non-heat-treated flat steel product that meets the optimum requirements for heat treatment. To this end, the flat steel product is produced from a steel consisting of (in wt. %) C: 0.15 ...
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WO/2020/030358A1 |
The invention relates to a method (100) for processing a shape memory alloy (FGL), comprising the steps: providing (102) or producing an elongated product (1) from the shape memory alloy; pre-stretching (106) the elongated product (1) to...
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WO/2020/016040A1 |
The invention relates to a method for producing a component (20) from a steel with a nitrogen-containing protective layer (22), comprising the following steps: - annealing the component (20) in a nitrogen-containing atmosphere to a tempe...
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WO/2020/018496A1 |
A steel alloy including, by weight percent: Ni: 18 to 19%; Co: 11.5 to 12.5%; Mo: 4.6 to 5.2%; Ti: 1.3 to 1.6%; Al: 0.05 to 0.15%; Nb: 0.15 to 0.30%; B: 0.003 to 0.020%; Cr: max 0.25%; Mn: max 0.1%; Si: max 0.1%; C: max 0.03%; P: max 0.0...
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WO/2020/018564A1 |
A method of colorizing stainless steel strip involves the continuous surface treatment of stainless steel strip with aqueous suspensions of rare earth oxide nano or micro particles or aqueous rare earth nitrate solutions of nano or micro...
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WO/2020/011911A1 |
This invention relates to a high strength cold-rolled and heat-treated steel strip and strip produced thereby, useful for producing frame components for vehicles and automobiles such as frames for trucks.
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WO/2020/013223A1 |
Provided is a martensitic stainless steel strip capable of achieving higher fatigue strength. This martensitic stainless steel strip has a martensite structure and has a thickness of 1 mm or less, and is characterized in that the compres...
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WO/2020/011638A1 |
The invention relates to a method for providing a medium manganese cold-rolled steel intermediate product having an improved fts value, the alloy of which comprises: - a carbon fraction (C) within the range 0.003 wt% < C < 0.12 wt%, - a ...
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WO/2020/004710A1 |
Disclosed are a low Cr ferritic stainless steel having excellent damping capacity to absorb external vibrational energy through precipitate control and a method for manufacturing same. A low Cr ferritic stainless steel having excellent d...
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WO/2019/240910A1 |
A new class of advanced high strength steel alloys with ductility characteristics such as high impact toughness and improved resistance to penetration, crack resistance and crack propagation.
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WO/2019/238787A1 |
The present disclosure relates to a duplex stainless steels strip manufactured from a duplex stainless steel, wherein the duplex stainless steel comprises the following composition, in weight%: C less than or equal to 0.02; Si 0.05 to 0....
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WO/2019/222950A1 |
A method of forming a shaped steel object, includes cutting a blank from an alloy composition. The alloy composition includes 0.1-1 wt. % carbon, 0.1-3 wt. % manganese, 0.1-3 wt. % silicon, 1-10 wt. % aluminum, and a balance being iron. ...
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WO/2019/223854A1 |
The invention relates to a shaped sheet-metal part, which has a tensile strength of Rm > 1000 MPa at a bending angle of > 70° and which is formed from a flat steel product, which consists of (in % by weight): C: 0.10 - 0.30%, Si: 0.5 - ...
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WO/2019/207157A1 |
The present invention relates to low alloy steels with a high yield strength that present an improved sulphide stress cracking behaviour. The present invention also relates to tubular products, such as tubes or pipes, made from said stee...
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WO/2019/195998A1 |
A surface treatment method for imitation copper stainless steel nails, comprising the following steps: first placing a stainless steel nail a into an electrolytic tank for degreasing, then placing the degreased stainless steel nail b int...
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WO/2019/198539A1 |
The present invention provides a machine component which has excellent pitting resistance characteristics and bending fatigue characteristics. A machine component which has a grain boundary oxidation layer of 0.0-2.0 μm, an effective ha...
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WO/2019/185108A1 |
The invention provides a high-strength, cold-rolled flat steel product which is highly reliable in satisfying the practical requirements for its usability, has an n value of at least 0.21, and can be reliably produced on an industrial sc...
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WO/2019/184552A1 |
The invention belongs to the technical field of composite materials, and particularly discloses a thermal treatment process for a ceramic-reinforced steel-matrix composite material, the thermal treatment process comprising the following ...
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WO/2019/191765A1 |
Prior third generation advanced high strength steels can produce ingots and hot bands that have a tendency to develop cracks. It has been found that an addition to third generation advanced high strength steels of one or more of molybden...
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WO/2019/186257A1 |
The present disclosure discloses a method for producing high ductile bainitic steel. The process involves soaking steel ingot at first pre-determined temperature for first pre-set period of time. Then, hot working the steel ingot by a fi...
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WO/2019/185272A1 |
The invention relates to a method for welding steel plates consisting of CMnB and CMn steel materials, coated with an aluminum-silicon anti-corrosive layer and temperable in the quench hardening process, wherein a welding filler wire is ...
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WO/2019/181302A1 |
[Problem] The purpose of the present invention is to provide a soft magnetic thin film and the like having a high saturation magnetic flux density and a low coercivity. [Solution] A soft magnetic thin film having soft magnetic crystallin...
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WO/2019/169548A1 |
A low-strength cast steel micro-alloyed with rare earth. The cast steel has a chemical composition mainly comprising C, Si, Mn, Nb, Ti, Re, La, Ce, P, S, iron and trace impurities, wherein the contents of C, Si, Mn, Nb, Ti, Re, P and S, ...
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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...
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WO/2019/169549A1 |
A cast steel micro-alloyed with rare earth. The cast steel has a chemical composition mainly comprising C, Si, Mn, Nb, Ti, Re, La, Ce, P, S, iron and trace impurities, wherein the contents of C, Si, Mn, Nb, Ti, Re, P and S, in mass perce...
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