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WO/2019/077171A1 |
The present invention relates to a method for manufacturing a shaping tool that comprises: providing a main steel for manufacturing the shaping tool and a coating steel having a defined chemical composition; depositing by laser cladding ...
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WO/2019/076720A1 |
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.
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WO/2019/076208A1 |
Disclosed is a welding and heat treatment process for a medium-to-large diameter pipeline of CB2 heat-resistant steel, the process comprising the steps of: selecting a welding material; polishing and cleaning impurities within the range ...
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WO/2018/116191A3 |
The present invention relates to a method for manufacturing a thermally treated steel sheet.
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WO/2019/076717A1 |
The present invention relates to a method for producing a shaped part having at least two layers, comprising at least one layer made of high-strength steel with a tensile strength of at least 500 MPa, corresponding to a hardness of at le...
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WO/2019/078538A1 |
The present invention provides: a high manganese steel for a low temperature; and a manufacturing method therefor, the high manganese steel comprising 0.3-0.8 wt% of C, 18-26 wt% of Mn, 0.01-1 wt% of Si, 0.01-0.5 wt% of Al, 0.1 wt% or le...
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WO/2019/077777A1 |
A high-strength steel sheet excellent in weld fatigue strength and having a yield strength of 550 MPa or greater and a manufacturing method of the high-strength steel sheet are provided. The high-strength steel sheet has: a specific comp...
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WO/2019/072639A1 |
The invention relates to a device (1) for inductive heating, comprising an induction coil assembly, which has conductor bars (14a-3a; 3b-4b; 4a-5a; 5b-6b; 6a-14b; 14c; 14d; 3e-3d; 4d-4e; 5d-5e; 14d) that can be moved relative to each oth...
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WO/2019/069943A1 |
Provided is a method for producing a bearing component that makes it possible to achieve characteristics equal or better than those obtained when atmospheric furnace heat treatment is used. The method for producing a bearing component is...
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WO/2019/069938A1 |
All or part of this hot-stamp molded article has a chemical composition that includes, in percent by mass, at least 0.001% and less than 0.080% of C, 2.50% or less of Si, at least 0.01% and less than 0.50% of Mn, 0.200% or less of P, 0.0...
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WO/2019/069510A1 |
In the present invention, when a metal strip is being conveyed through the interior of a muffle, there are provided: a heating zone for heating the metal strip that is moving into the muffle from the outside of the muffle, the heating zo...
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WO/2019/068560A1 |
The invention relates to an ultrahigh strength multiphase steel having a minimum tensile strength of 980 MPa containing (in wt.%): C ≥ 0.075 to ≤ 0.115; Si ≥ 0.400 to ≤ 0.500; Mn ≥ 1.900 to ≤ 2.350; Cr ≥ 0.250 to ≤ 0.400;...
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WO/2019/065114A1 |
The purpose of the present invention is to provide: an oil well pipe martensitic stainless seamless steel pipe that has high strength and excellent sulfide stress cracking resistance; and a production method for the oil well pipe martens...
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WO/2019/065116A1 |
The purpose of the present invention is to provide: an oil well pipe martensitic stainless seamless steel pipe that has high strength and excellent sulfide stress cracking resistance; and a production method for the oil well pipe martens...
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WO/2019/065115A1 |
The purpose of the present invention is to provide: an oil well pipe martensitic stainless seamless steel pipe that has a yield stress of at least 758 MPa (110 ksi) and excellent sulfide stress cracking resistance; and a production metho...
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WO/2019/066328A1 |
The present invention relates to a wire rod and a steel wire which are for springs and have excellent corrosion fatigue resistance properties, and a method for producing same, and more particularly, to a wire rod and a steel wire which a...
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WO/2019/066327A1 |
The present invention relates to a cold rolled steel sheet having excellent yield strength and drawing formability and a manufacturing method therefor. An embodiment of the present invention provides: a cold rolled steel sheet having exc...
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WO/2019/067870A1 |
A method for creating a welded joint between ends of two steel rails, wherein the two steel rails have a substantially pearlitic microstructure. The method includes a first heating step, an upsetting step, a first cooling step, and a sec...
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WO/2019/063081A1 |
The invention relates to a bake hardening treatment of a suitable very high-strength flat steel product and to a method for producing such a flat steel product. The flat steel product consists of a steel that consists of (in wt%) 0.1-0.5...
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WO/2019/065622A1 |
Provided is a steel bearing part having a quench-hardened layer on the surface thereof. The quench-hardened layer includes a martensite phase, an austenite phase, and a carbide phase. 0.064×Y+0.002×Z<1 and 0.43×X-0.15×Y>1 are satisfi...
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WO/2019/057114A1 |
A softening method for a high-strength Q&P steel hot roll. The method comprises: heating a Q&P steel casting blank and then subjecting the blank to rough rolling, finish rolling, laminar cooling and coiling to obtain a hot roll; on-line ...
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WO/2019/057837A1 |
The invention relates to a device (100) for carrying components (101) to be thermally treated, in particular rolled-up metal strips or metal wires, in a thermal treatment device (701). The carrier device has a base element (102) and a ca...
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WO/2019/059240A1 |
A gas turbine disk material according to the present invention comprises 0.05-0.15% of C, 0.25-1.50% of Ni, 9.0-12.0% of Cr, 0.50-0.90% of Mo, 1.0-2.0% of W, 0.10-0.30% of V, 0.01-0.10% of Nb, 0.01-4.0% of Co, 0.0005-0.010% of B, 0.01-0....
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WO/2019/057547A1 |
The present invention relates to a multilayer material capable of shielding against electromagnetic radiation, to a method for the production thereof, to a method for shielding against electromagnetic radiation, static electric and/or st...
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WO/2019/057118A1 |
A fixed type thermal coil heat insulation heat treatment device, comprising: a steel coil tray (1); at least one steel coil bearing support (2), which is disposed on the steel coil tray; and a thermal insulation cover (3), covering the s...
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WO/2019/057868A1 |
The invention relates to a material for rolling bearing components, said material comprising steel with at least 0.4% carbon and at least 0.3% nickel admixed to it.
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WO/2019/058409A1 |
Provided are: a stainless steel sheet with excellent corrosion resistance, low contact resistance, and excellent press workability without using expensive starting materials such as gold and rare metals; and a production method therefor....
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WO/2019/059105A1 |
This device for cooling a steel material after hot-finish rolling has: a transport mechanism which transports the steel material while accelerating the steel material; a water-cooling mechanism which cools the steel material transported ...
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WO/2019/059660A1 |
The present invention provides: a low-alloy steel sheet retaining high strength, high yield strength, and high ductility while having minimally added alloy elements; and a manufacturing method for a low-alloy steel sheet. A low-alloy ste...
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WO/2019/057117A1 |
A movable hot rolling thermal insulation heat treatment device, comprising: a base plate (1); a steel coil fixing base (2), disposed at the center on the base plate (1); a tray (3), which is of an annular structure and is horizontally fi...
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WO/2019/060717A1 |
A twin roll casting system where the casting rolls have a nip between the casting rolls, each roller having a circumference and a rotational period. The casting roll controller adjusts the nip between the casting rolls in response to con...
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WO/2019/054373A1 |
A heat treatment apparatus (1) comprising a heating unit (2) having a heating apparatus (20) for induction heating a workpiece (W) to a target temperature along a feeding direction of an annular workpiece (W) and a cooling unit (3) that ...
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WO/2019/053036A1 |
The present disclosure relates to a tube made of an austenitic stainless steel comprising, in weight %, C ≤ 0.080, 8.00 ≤ Mn ≤ 10.00, Si ≤ 1.00, P ≤ 0.030, S ≤ 0.030, 19.00 ≤ Cr ≤ 21.50, 5.50 ≤ Ni ≤ 7.50, 0.15 ≤ N â...
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WO/2019/048274A1 |
The invention relates to a transport device for material to be temperature-controlled (4) in a furnace, comprising a plurality of furnace rolls (1, 2), characterized in that at least a part of the furnace rolls has a cross-section (2) th...
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WO/2019/050016A1 |
A direct resistance heating apparatus includes first and second electrodes arranged with a space provided therebetween, a power supply electrically connected to the electrodes, an electrode moving mechanism configured to move, in a state...
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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.
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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, ...
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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...
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WO/2019/044763A1 |
The present invention comprises one high-frequency power source 2, a first adjusting plate 3 and a second adjusting plate 4, a power supply destination switch 5, a first line 10 having first and second quenching devices 11, 14, and a sec...
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WO/2019/044768A1 |
Provided is a thermal treatment system (1) comprising a carburizing thermal treatment furnace (2) and an assembly device (20) that assembles an assembly (A) to be charged into the thermal treatment furnace (2), the assembly (A) including...
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WO/2019/043161A1 |
The method for heating a metal component (2) to a target temperature (3), in which the component (2) has a preliminary coating (7) and is passed through a furnace (1) that has at least four zones (9, 10, 11, 12), which can be respectivel...
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WO/2019/045001A1 |
This alloy plate has a predetermined chemical composition, the Ti/Al ratio of Ti and Al in atomic% thereof is 0.001-0.100, the metallographic structure thereof includes an austenite phase as a parent phase and a fine second phase having ...
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WO/2019/044970A1 |
Provided are a steel sheet for carburization that demonstrates even superior ultimate ductility prior to carburization, and a production method therefor. This steel sheet contains, in mass%, 0.02% to less than 0.30% C, 0.005% to less tha...
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WO/2019/044665A1 |
A rolling component (10) pertaining to one embodiment of the present invention is a steel rolling component provided on a surface (10a, 10b, 10c, 10d) with a quench hardened layer (11). The hydrogen diffusion coefficient in the quench ha...
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WO/2019/044971A1 |
Provided are a steel sheet for carburizing having excellent ductility, and a production method therefor. This steel sheet contains, by mass%, 0.02% to less than 0.30% C, 0.005% to less than 0.5% Si, 0.01% to less than 3.0% Mn, not more t...
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WO/2019/038923A1 |
The present invention enables a non-heat treated material to achieve a good balance between "wear resistance" and "toughness" at high levels. A steel sheet which has a chemical composition that contains, in mass%, 0.60-1.25% of C, 0.50% ...
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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,...
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WO/2019/039943A1 |
The invention relates to a heat treatment apparatus for thermal treatment of a sheet, the heat treatment apparatus comprising a chamber provided with an input port for receiving the sheet; an output port for releasing the sheet; transpor...
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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%...
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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...
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