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WO/2022/120336A1 |
The present disclosure relates to methods and treatments of linepipe steels that transport one or both of crude oil and natural gas. More particularly, the present disclosure relates to sulfide stress cracking resistance of carbon steels...
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WO/2022/111739A1 |
The present application relates to an iron-aluminum alloy composite reinforced aluminum-based material, a preparation method therefor and an application thereof. The material comprises an aluminum-based alloy layer, an Fe3Al alloy layer ...
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WO/2022/112621A1 |
Disclosed is a method for producing a steel product for cold heading, which comprises the steps of hot rolling steel to form the product, cooling the rolled steel and spheroidising the cooled steel. The method is characterised in that co...
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WO/2022/111929A1 |
Method for the thermal treatment of a component (2), comprising: a) heating the component (2) in a first continuous furnace (3) to a temperature above the AC3 temperature (TAC3) of the component (2), b) transferring the component (2) fro...
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WO/2022/112564A1 |
The invention relates to a method for manufacturing a metal packaging (1) in the form of a bottle. The method comprises a step of forming a tubular part (16), in order to form a threaded neck (3). This manufacturing method comprises, pri...
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WO/2022/110164A1 |
A heat treatment process for wear-resistant steel balls performed with residual heat from the forging of the wear-resistant steel balls, comprising the following steps: 1) forged wear-resistant steel balls at 800±50 °C are transferred ...
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WO/2022/110253A1 |
A multi-station vacuum annealing furnace for processing titanium pipes, which belongs to the technical field of vacuum annealing furnaces. The multi-station vacuum annealing furnace for processing titanium pipes comprises a bottom plate;...
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WO/2022/112607A1 |
A steel composition, in particular for manufacturing a wrought steel article, in particular a seamless pressure vessel, such as a bottle or large cylinder for storage and/or transportation of compressed gas, particularly hydrogen, compri...
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WO/2022/110982A1 |
The present invention provides a preparation method for a low-temperature impact toughness-resistant wind power steel, comprising the following steps: pretreating: desulfurizing molten iron; smelting: smelting the pretreated molten iron;...
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WO/2022/106561A1 |
The invention relates to a steel material for the production of high- or super-high-strength components with a tensile strength Rm > 1600 MPa, more particularly > 1800 MPa and more particularly > 2000 MPa, the steel material being a boro...
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WO/2022/107753A1 |
The present invention is a method for treating a metallic member using a treatment furnace, the method comprising a step for introducing an activation atmosphere gas into the treatment furnace, a step for heating the activation atmospher...
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WO/2022/106145A1 |
The present invention relates to a ferritic steel which forms a Laves phase. The aim of the invention is to obtain a ferritic steel having a Laves phase, which ferritic steel has, in a temperature range from ≥ 400°C to ≤ 700°C and ...
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WO/2022/108551A1 |
The invention relates to an iron-based alloy composition including 0.28 - 0.34% C, max 0.25% Si, max 0.8% Mn, 0.85 - 0.95% Cr, 1.10 - 1.50% Ni, 0.41 - 0.50% Mo, 0.001 - 0.007% B, 0.002-0.03% Nb, and balanced amount of Fe and inevitable i...
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WO/2022/106240A1 |
The invention relates to an annealing method for an alloyed workpiece (16) which contains at least one base element and an alloying element and which is heated in a chamber (4) within an annealing oven (2), wherein the chamber (4) is sea...
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WO/2022/103305A1 |
The invention relates to the field of mechanical engineering, and specifically to increasing heat flux passing through elements of steel structures, the surfaces of which are subject to uneven heating by an external source, and can be us...
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WO/2022/095341A1 |
A laser welding and heat treatment method for high-strength steel. The method comprises the following steps: selecting a welding paste having an austenite stabilizing element as a filler material; clamping and fixing two high-strength st...
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WO/2022/089814A1 |
Alloy, raw workpiece, component consisting of austenite, and method. The new alloy allows austenites to be used at higher temperatures, with new heat treatments also being used.
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WO/2022/088136A1 |
A waterborne self-stripping metal heat treatment protective coating, comprising the following raw materials in parts by weight: 25-30 parts of waterborne boric acid, 10-20 parts of a waterborne styrene acrylic emulsion, 20-30 parts of a ...
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WO/2022/090878A1 |
The invention refers to a mould for hot forging, comprising: a first half-mould (1) and a second half-mould, each comprising a mould holder (2) having a recess (3) and a die (4) provided with an impression (5), wherein the die is combine...
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WO/2022/089845A1 |
The invention relates to a root canal instrument (1) having a shank (2) and a working region (4) fastened to the shank (2), the working region (4) consisting of a nickel-titanium alloy that contains 38 to 46 at.% nickel, 46 to 53 at.% ti...
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WO/2022/092210A1 |
This rolling member is made of a steel which has a contact surface and in which quenching had been performed. The rolling member is provided with a surface portion in a region up to a depth of 20 μm from the contact surface. Said steel ...
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WO/2022/091351A1 |
A Zn-plated hot-stamped molded article according to the present invention comprises a steel material, a Zn-based plating layer, and an oxide layer. An upper layer, which is a surface side region of the Zn-based plating layer, has a two-p...
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WO/2022/088502A1 |
Disclosed in the present invention is a compression molding method for a self-rotating self-tightening nut and a self-tightening washer. The self-tightening nut, as a whole, is in the shape of a regular hexagon, a first through hole is f...
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WO/2022/091529A1 |
Provided are a hot-pressed member, a steel sheet for hot-pressing, and methods for producing the hot-pressed member and the steel sheet. A hot-pressed member according to the present invention comprises: a solid solution phase in which Z...
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WO/2022/091480A1 |
The present invention addresses the problem of providing: a hot-pressed member having excellent post-coating corrosion resistance and resistance spot weldability; and a manufacturing method therefor. The present invention also addresses ...
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WO/2022/083218A1 |
Disclosed are a preparation method for steel for an engineering machinery gear and a preparation method for a forge piece. By combining adjustment and optimization of processes such as converter smelting, LF furnace refining, RH vacuum t...
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WO/2022/083907A1 |
The invention relates to a method for laser hardening a substantially cylindrical surface of a workpiece, e.g. the wheel rim (2) of the wheel disk (1) of a track-guided railway wheel, at least with a partial width of its wheel tread (4) ...
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WO/2022/080489A1 |
This steel plate for hot stamping has a chemical composition containing, in terms of mass%, 0.060-0.120% of C, 0-0.70% of Si, 1.60-3.00% of Mn, 0.100% or less of P, 0.0100% or less of S, 0.0100% or less of N, 0.001-0.100% of Al, 0.005-0....
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WO/2022/079916A1 |
A composition for inhibiting oxidation of steel materials according to the present invention is characterized by containing silicon carbide and an olivine as oxidation inhibition components. Consequently, this composition exhibits high o...
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WO/2022/079970A1 |
This hot-dip galvanized steel sheet comprises a steel sheet, a boundary layer disposed on the steel sheet, and a hot-dip galvanized layer disposed on the boundary layer, said steel sheet having a predetermined chemical composition, where...
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WO/2022/073554A1 |
The invention relates to a method for processing an electrically conductive sheet metal blank (2, 44, 56, 60, 82) made of a blank material, in which method, in a heating step, at least an electric voltage difference is applied to the she...
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WO/2022/074229A1 |
A method of supressing embrittlement of stainless steel in a stainless steel production process comprising the steps of • manufacturing stainless steel in a conventional stainless steel manufacturing process • annealing the stainless...
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WO/2022/076159A1 |
A track pin (80, 180) for a track chain assembly (16) includes a body (120, 220) made from a steel alloy. The steel alloy has a composition comprising iron, a nitride-forming element, a carbide-forming element, and silicon. The compositi...
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WO/2022/071420A1 |
Provided is a steel material that has excellent cutability, has excellent bending fatigue strength and surface fatigue strength even after being subjected to gas carburizing treatment or the like, and can suppress heat-treatment deformat...
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WO/2022/071262A1 |
Provided is a railway axle (1) having fitting parts (2) in which fitting fatigue is minimized, and a central parallel part (3) exhibiting an excellent fatigue strength. The railway axle (1) according to the present disclosure comprises: ...
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WO/2022/071419A1 |
Provided is a steel material that has excellent machinability, that has excellent bending fatigue strength and surface fatigue strength even after having a vacuum carburization process or the like performed thereon, and that can suppress...
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WO/2022/070497A1 |
The present invention provides a soft magnetic iron plate exhibiting a higher saturation magnetic flux density and a lower iron loss than an electromagnetic pure iron plate, a method for manufacturing the soft magnetic iron plate, and an...
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WO/2022/068856A1 |
High-carbon bearing steel having high isotropy and long contact fatigue life and a manufacturing method. Components of said steel are designed as: C: 0.93-1.05 wt%, Cr: 1.45-1.60 wt%, Si: 0.20-0.35 wt%, Mn: 0.25-0.45 wt%, P≤0.015 wt%, ...
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WO/2022/069072A1 |
The present invention refers to a method for repairing a component (14), in particular a component of an internal combustion engine (10), by heat treating, in particular tempering. The method comprises a step (S2) of obtaining a material...
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WO/2022/065200A1 |
This bearing component (10) is made of steel, and has a quench-hardened layer (11) at a surface thereof. The quench-hardened layer contains a plurality of martensite crystal grains. The martensite crystal grains are divided into a first ...
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WO/2022/064149A1 |
Direct flame preheating section for continuous metal strip processing lines (B), comprising a connecting zone between an active zone (14) provided with burners capable of functioning in 'no flame' mode and a recuperative zone (11) for pr...
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WO/2022/066366A1 |
The invention relates to the reduction of core losses in soft magnetic applications utilizing amorphous foil as the core material. Amorphous foil is known to have lower losses when compared to crystalline silicon steel laminations. It is...
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WO/2022/064249A1 |
A steel for leaf spring comprising of the following elements 0.4% ≦ C ≦ 0.7 %; 0.5% ≦ Mn ≦1.5 %;1% ≦ Si ≦ 2.5 %; 0.001% ≦ Al ≦ 0.1%; 0.1% ≦ Ni ≦ 1%;0.2% ≦ Cr ≦ 1.5 %; 0 ≦ P ≦ 0.09%; 0 ≦ S ≦ 0.09%; 0% ≦ N...
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WO/2022/065425A1 |
Provided is a crankshaft that has excellent seizing resistance. A crankshaft (10) comprises journals (11) and pins (12), wherein: the chemical composition in mass percent is C at 0.35-0.40%, Si at 0.70% or less, Mn at 1.00-2:00%, Cr at 0...
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WO/2022/059321A1 |
This steel sheet for hot stamping has the desired chemical composition, and in the metal structure thereof, the pole density in the [112]<110> orientation of a central section in the sheet thickness direction is more than 3.0, ferrite co...
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WO/2022/059320A1 |
This steel sheet for hot stamping has a prescribed chemical composition, and in the metal composition, the pole density of the {112}<110> direction in the plate thickness center exceeds 4.0, ferrite is greater than or equal to 50% by are...
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WO/2022/058461A2 |
The invention relates to a method for producing three-dimensional magnetic shields having sufficient permeability from unannealed, soft-annealed or magnetically annealed magnetically soft metal sheets, wherein the metal sheet is cold for...
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WO/2022/059424A1 |
This heating device is for heating a metal material to be shaped, and is provided with a heating unit for heating the metal material by means of electric heating. A zinc-containing plating layer is formed on the metal material. The heati...
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WO/2022/058874A2 |
Equipment (100) for the heat treatment of manufactured items at high temperatures, in particular for the controlled cooling of extruded section bars made of aluminum, said equipment (100) being adapted to be arranged downstream of an ext...
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WO/2022/052516A1 |
A heat treatment method for improving the low-temperature toughness of thick hot-rolled section steel, comprising the following steps: 1) performing shot blasting treatment on the section steel; and 2) heating the section steel after the...
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