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WO/2021/139489A1 |
A 600 MPa-grade large-specification high-strength corrosion-resistant anti-seismic rebar and a fabrication method therefor, the method comprising molten steel smelting, deoxidation and alloying, molten steel LF refining, molten steel cas...
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WO/2021/140156A1 |
The invention is related to a soft-magnetic powder comprising coated particles, the coated particles comprising a core and a shell, the core having an average particle size D50 in a range from 0.1 μm to 100 μm and comprising iron, wher...
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WO/2021/139505A1 |
A 600 MPa-grade fine-grain anti-seismic rebar and a fabrication method therefor, the method comprising molten steel smelting, deoxidation and alloying, molten steel LF furnace refining, molten steel casting, steel billet heating and stee...
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WO/2021/141042A1 |
The purpose of the present invention is to provide a method for producing a target material which is reduced in the generation of particles during sputtering. The present invention provides a method for producing a sputtering target mate...
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WO/2021/135505A1 |
A compact vehicle-mounted hydrogen-oxygen generator, comprising a water tank (1). A water circulation outlet (102) of the water tank (1) is communicated with a water pump (4) by means of a one-way throttle valve (8); the water pump (4) i...
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WO/2021/136066A1 |
A submerged arc welding wire steel for a low alloy steel plate and a preparation method therefor. The weight percentages of the chemical compositions of the welding wire steel are: C=0.060-0.090%, Si=0.030-0.050%, Mn=0.95-1.05%, P≤0.01...
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WO/2021/136355A1 |
Disclosed are a low-silicon and low-carbon equivalent GPa grade multi-phase steel plate/steel strip and a manufacturing method therefor. The steel plate/steel strip comprises the following components in percentages by weight: 0.03-0.07% ...
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WO/2021/134948A1 |
Provided are a wire feeding device and an electroslag furnace having same. The wire feeding device comprises a wire feeder (2), a lifter (3), an insulating sleeve (5), a length sensor (8), a position sensor (9), a weighing sensor (16) an...
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WO/2021/130301A1 |
The invention relates to a method for manufacturing a hot-work steel object, wherein a steel melt is produced and the steel melt is subsequently atomized to form a powder, the steel melt having the following alloying elements (all specif...
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WO/2021/128590A1 |
Disclosed are a 600 MPa-grade steel bar for reinforced concrete and a preparation method therefor. The preparation method comprises smelting a steel raw material in a converter to obtain raw molten steel; refining the raw molten steel in...
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WO/2021/128837A1 |
A super-tough steel material and a manufacturing method therefor, which belong to the field of steel materials and the processing and preparation thereof, and specifically relate to a super-tough steel material used for a low-temperature...
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WO/2021/123894A1 |
The invention relates to a process for manufacturing an additively-manufactured part from a metal powder having a composition comprising the following elements, expressed in content by weight: 6% ≤ Ni ≤ 14%, 5% ≤ Cr ≤ 10%, 0.5% â...
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WO/2021/124069A1 |
The invention relates to a metal powder for additive manufacturing having a composition comprising the following elements, expressed in content by weight: 0.01 % ≤ C ≤ 0.2%, 4.6% ≤ Ti ≤ 10%, (0.45 xTi) - 0.22% ≤ B ≤ (0.45 xTi...
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WO/2021/123896A1 |
The invention relates to a metal powder for additive manufacturing having a composition comprising the following elements, expressed in content by weight: 0.01% ≤ C ≤ 0.2%, 4.6% ≤ Ti ≤ 10%, (0.45 xTi) – 0.22% ≤ B ≤ (0.45 xT...
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WO/2021/127132A1 |
Disclosed herein are embodiments of methods, devices, and assemblies for processing feedstock materials using microwave plasma processing. Specifically, the feedstock materials disclosed herein pertains to scrap materials, dehydrogenated...
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WO/2021/121021A1 |
Disclosed are a Cr-Ni austenitic heat-resistant steel with an endogenous precipitated reinforced phase, a preparation method therefor and the use thereof. The Cr-Ni austenitic heat-resistant steel reinforced by TiC and/or TiB2 particles ...
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WO/2021/124229A1 |
The invention relates to a metal powder having a composition comprising the following elements, expressed in content by weight: 6.5% ≤ Si ≤ 10%, 4.5% ≤ Nb ≤ 10%, 0.2% ≤ B ≤ 2.0%, 0.2% ≤ Cu ≤ 2.0%, C ≤ 2% and optionally ...
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WO/2021/123895A1 |
The invention relates to a metal powder for additive manufacturing having a composition comprising the following elements, expressed in content by weight: 0.01% ≤ C ≤ 0.2%, 2.5% ≤ Ti ≤ 10%, (0.45 xTi) – 1.35% ≤ B ≤ (0.45 xT...
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WO/2021/121109A1 |
Provided are a -165°C-low-temperature-resistant rebar mechanical connection coupler for an LNG storage tank and a production method therefor. The production method involves: subjecting a coupler parent material to inner and outer circle...
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WO/2021/123884A1 |
The invention relates to a metal powder having a composition comprising the following elements, expressed in content by weight: 6.5% ≤ Si ≤ 10%, 4.5% ≤ Nb ≤ 10%, 0.2% ≤ B ≤ 2.0%, 0.2% ≤ Cu ≤ 2.0%, C ≤ 2% and optionally ...
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WO/2021/112743A1 |
The present disclosure relates to a high-chromium white iron alloy comprising rare-earth (RE) element. The alloy comprises RE of 0.01-0.6 wt%, Cr of 26-30 wt%, C of 2.5- 4 wt%, Si of 0.2-2 wt%, Mn of 0.5-1 wt%, Mo of 0.2-0.5 wt%, Ni of 0...
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WO/2021/112744A1 |
The present disclosure relates to a low-chromium white iron alloy comprising rare-earth (RE) element. The alloy comprises RE of 0.01-0.6 wt%, Cr of 1-2 wt%, C of 2.5-4.2 wt%, Ni of 3-5 wt%, Si of 0.2-2 wt%, Mn of 0.5-1 wt%, at most 1 wt%...
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WO/2021/099697A1 |
The invention relates in particular to a solid metallic component. This component (1) is particularly notable in that it comprises a core (5) and an external shell (3) which surrounds said core (5) in all directions, this core (5) and th...
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WO/2021/100613A1 |
The present invention provides an alloy steel powder for powder metallurgy, said alloy steel powder having excellent compression properties, while enabling the achievement of a sintered body that has an improved strength in the as-sinter...
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WO/2021/095633A1 |
The purpose of the present invention is to achieve both of a high remanent magnetic flux density and high coercivity which have been heretofore believed to be ambivalent properties to each other. Provided is an R-Fe-B-based sintered magn...
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WO/2021/092737A1 |
Disclosed are a wear-resistant metal material and a manufacturing method therefor. The wear-resistant metal material comprises 80.13-85.4 parts by weight of Fe, 2.67-3.38 parts by weight of Ti, 3.54-5.93 parts by weight of V, 1-2 parts b...
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WO/2021/095630A1 |
The purpose of the present invention is to achieve both high residual flux density and high coercivity, which are conventionally mutually exclusive characteristics, in an R-Fe-B sintered magnet. The present invention provides an R-Fe-B s...
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WO/2021/087576A1 |
The present invention relates to a manganese steel alloy having a heat-treated microstructure comprising: (a) an alloy composition of: manganese: 12 to 30 wt%; carbon:1.0 to 2.0 wt%; chromium: 4.5 to 7.0 wt%; molybdenum: 0.0 to 3.0 wt%; ...
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WO/2021/079133A1 |
A method of manufacturing an article by metal additive manufacture (MAM), the method comprises: providing a steel-based atomised powder composition comprising manganese and sulphur, wherein the sulphur content is in the range of 0.01 to ...
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WO/2021/078885A1 |
The present disclosure relates to a new printable powder material for additive manufacturing and an additive manufactured object and the uses thereof. The present disclosure also relates to an additive manufacturing process for producing...
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WO/2021/075561A1 |
A centrifugally cast composite roll for hot rolling use, comprising an outer layer and an inner layer which are integrated with each other by fusion bonding, wherein: the outer layer comprises a Fe-based alloy having a chemical compositi...
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WO/2021/070712A1 |
A sintered bearing 1 comprises a sintered body, and a lubricating oil with which the sintered body is impregnated, and further has a bearing surface 1a. The sintered body contains, as main components, Fe, Cu, an element having a melting ...
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WO/2021/065221A1 |
Provided is a sintered member having a circular shape, comprising: a first surface facing one side in an axial direction; a second surface facing the other side in the axial direction; an inner peripheral surface connected to an inner pe...
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WO/2021/063653A1 |
The invention concerns pre-alloyed powders useful for the manufacture of metal-bonded diamond tools. A process for the synthesis of such powders is presented, characterized in that at least a major part of the phosphor is introduced by a...
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WO/2021/057386A1 |
The present application relates to the technical field of metallurgy and cast iron alloys, and provides an addition control method for the silicon content in ductile iron, a ductile iron casting method, and a casting. The addition contro...
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WO/2021/056633A1 |
A wire rod for an ultrahigh-strength steel cord and a manufacturing method therefor. The method comprises: smelting molten steel in which the number density of inclusions having a size of greater than or equal to 5 μm is less than or eq...
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WO/2021/059621A1 |
Provided is an alloy steel powder for powder metallurgy which compresses excellently and can produce a sintered body having improved strength while sintered.　The alloy steel powder for powder metallurgy contains between 1.0% by mass an...
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WO/2021/052312A1 |
A thin-gauge martensitic steel strip and a manufacturing method therefor, the steel strip comprising the following ingredients in weight percentage: C: 0.16-0.26%, Si: 0.1-0.5%, Mn: 0.4-1.7%, P≤0.02%, S≤0.007%, N: 0.004-0.010%, Als: ...
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WO/2021/052319A1 |
Disclosed are a high strength thin specification high corrosion resistance steel and a manufacturing method therefor. The chemical ingredients of the steel in percentages by weight are as follows: 0.02-0.06% of C, 0.1-0.5% of Si, 0.4-1.7...
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WO/2021/046938A1 |
Provided are an ultra-clean rare earth steel and an occluded foreign substance modification control method, the steel includes 10-200 ppm of rare earth elements, 50% or more occluded foreign substances in the steel are dispersed into RE-...
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WO/2021/044869A1 |
Provided are an iron-based pre-alloyed powder for powder metallurgy, a diffusion-bonded powder for powder metallurgy, and an iron-based alloy powder for powder metallurgy in which the same is used, it being possible to use these powders ...
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WO/2021/043939A1 |
The present invention relates in a first aspect to an iron-based alloy powder containing non-spherical particles and at least 40% of the total amount of particles have a non-spherical shape. The alloy mandatorily comprises the elements F...
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WO/2021/045174A1 |
Provided is a method for producing low-carbon ferrochromium, whereby blowing up of molten raw material can be suppressed. A method for producing low-carbon ferrochromium, the method comprising tapping a molten raw material (12) obtained ...
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WO/2021/043940A1 |
The present invention relates to an iron-based alloy powder containing non-spherical particles wherein the alloy comprises the elements Fe (iron), Cr (chrome) and Mo (molybdenum), and at least 40% of the total amount of particles have a ...
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WO/2021/043941A1 |
The present invention relates to an iron-based alloy powder wherein the alloy comprises the elements Fe (iron), Cr (chrome) and Mo (molybdenum) and the iron- based alloy powder is produced by an ultra-high liquid atomization process comp...
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WO/2021/038879A1 |
An annular sintered gear having a metallic composition, pores on the surface thereof, and a relative density of 93% to 99.5%.
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WO/2021/038878A1 |
A sintered material which comprises a matrix that is composed of a metal and a plurality of pores that are present in the matrix, wherein the average cross-sectional area of the pores is 500 μm2 or less and the relative density of the p...
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WO/2021/037061A1 |
Provided is a 600MPa grade non-oriented electrical steel sheet with excellent magnetic properties, the mass percentages of chemical elements are: 0
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WO/2021/032893A1 |
The invention relates to a method for producing a tool steel for cold-working and hot-working applications, in which a steel material consisting of the following alloy elements: (all figures in wt%): carbon = 1.50 to 2.50; silicon = 0.25...
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WO/2021/017521A1 |
A low yield-to-tensile ratio thin specification pipeline steel manufacturing method. The method comprises steps such as convert smelting, LF refining, RH vacuum degassing, 150 mm slab continuous casting, inspecting and cleaning up the co...
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