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WO/2024/079417A1 |
The present invention relates to an iron alloy comprising, in wt %: C ranging from 3.1 to 3.9; Si ranging from 1.8 to 2.8; Mn ranging from 0.5 to 0.9; V ranging from 0.2 to 0.6; Mo ≤ 0.7; Cu < 0.6; Cr ≤ 0.35; Ni < 0.2; S < 0.15; P < ...
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WO/2024/069251A1 |
The present disclosure discloses a method for producing high strength wear and corrosion resistant grey cast iron. The method starts with melting of iron sources to form molten alloy. Then, composition of Fe-Nb and Fe-Al are added into t...
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WO/2024/011299A1 |
This invention relates to a vermicular cast iron alloy with high mechanical strength and thermal conductivity requirements to replace the conventional gray and vermicular cast irons and introduces a manufacturing process for high mechani...
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WO/2023/230694A1 |
The present invention pertains to the fields of material engineering and nanotechnology. More specifically, the invention discloses an improved cast iron and a method for producing cast iron. The method according to the invention compris...
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WO/2023/222921A1 |
The present invention relates a method for casting a component for application in a high wear industrial environment with a composite zone containing titanium carbides in a matrix material, the composite zone formed in-situ during castin...
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WO/2023/219034A1 |
The present invention provides a floating seal material which contains at least Fe, C, Si, Mn, Cr and Mo, wherein: the content of C is from 2.3% by weight to 3.8% by weight; the content of Si is from 0.7% by weight to 2.5% by weight; the...
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WO/2023/176791A1 |
The present invention provides a method for producing an iron casting by performing a heat treatment on an object to be heat treated, the object being obtained by casting an austenitic casting material. The heat treatment comprises: a fi...
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WO/2023/126810A1 |
The present invention relates to a grey cast iron comprising, within a ferrous matrix: an amount of carbon between 3.60 and 3.90% by weight; an amount of silicon between 1.40 and 1.90% by weight; an amount of titanium not higher than 0.1...
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WO/2023/126809A1 |
The present invention relates to a grey cast iron comprising, within a ferrous matrix: an amount of carbon between 3.60 and 3.90% by weight; an amount of silicon between 1.40 and 1.90% by weight; an amount of titanium not higher than 0.1...
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WO/2023/111403A1 |
The invention relates to a grade of ductile iron having a tensile strength (Rm) equal to or greater than 700 MPa, an elongation of 8%, a yield strength (Rp 0.2) equal to or greater than 532 MPa, and a minimum ratio of yield strength (Rp ...
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WO/2023/112788A1 |
[Problem] To provide: an iron cast part that can be used as a substitute for a part made of stainless steel; and a method for manufacturing the same. Further, to provide an assembly part using an iron cast part that can be used as a subs...
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WO/2023/110683A1 |
The invention relates to a grade of ductile iron having a tensile strength (Rm) equal to or greater than 700 MPa, an elongation at break equal to or greater than 11%, a yield strength (Rp 0.2) equal to or greater than 532 MPa, and a mini...
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WO/2023/028247A1 |
Methods of manufacturing cast iron components having increased hardness are disclosed herein. In an example embodiment, a method of forming a cast iron component for industrial equipment includes forming the cast iron component in a pred...
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WO/2022/258783A1 |
Modified Cast Metal Object The invention relates to cast metal objects that are prepared by casting a liquid precursor comprising one or more molten metal and an additive.
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WO/2022/202914A1 |
A spheroidal graphite cast iron comprising 2.8-3.3% of carbon, 2.5-4.0% of silicon, 0.32-0.40% of manganese, 0.020-0.030% of phosphorus, 0.020-0.035% of sulfur, 0.030-0.050% of magnesium, 0.010-0.050% of a total of lanthanum and cerium, ...
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WO/2022/177452A1 |
An article includes a base portion (12) including a cast iron with the cast iron having a first fatigue strength; at least one groove (16) formed in the base portion: and a filler metal (34) disposed in at least one groove of the at leas...
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WO/2022/176237A1 |
A flake graphite cast-iron product satisfies the inequalities: 2.7 ≤ C ≤ 3.5, 1.2 ≤ Si ≤ 1.7 and CE ≤ -0.33×Si+4.36 wherein C and Si respectively represent the amounts (% by mass) of carbon and silicon contained therein and th...
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WO/2022/175544A1 |
The invention relates to a cast iron material. The invention further relates to a use of a cast iron material and finally to a method for producing and/or lining a mould. The object of the invention is to develop a cast iron material for...
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WO/2022/150873A1 |
The invention relates to a process for manufacturing a casting of a hypereutectic high chromium cast iron ("HCCI") including: forming a melt of a molten hypereutectic high chromium cast iron and a carbide modifier, and forming a solid ca...
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WO/2022/132620A1 |
A method of additive manufacturing can include forming a machine part having a first portion formed from a cast iron material; forming a second portion adjacent the first portion formed of a combination of the cast iron material and a di...
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WO/2022/090770A1 |
The present invention relates to a coated cast iron substrate comprising a coating comprising nanographites and a binder being sodium silicate, wherein the cast iron substrate has a composition, in weight percent, comprising from 2.0 to ...
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WO/2022/085642A1 |
An iron alloy material for casting according to the present invention contains 0.3-3.5 mass% C, 0.1-3.0 mass% Si, 26.0-42.0 mass% Ni, and 0.02-0.50 mass% Sb, with the remainder being Fe and unavoidable elements. The iron alloy material...
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WO/2021/190994A1 |
Use of a ferritic stainless steel containing at least 23% chromium for the manufacture of components of the high-pressure urea synthesis section of a urea plant.
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WO/2021/193523A1 |
This ferritic spheroidal graphite cast iron contains 3.0-3.6 mass% of C, 4.0-5.0 mass% of Si, 0.020-0.10 mass% of Mg, at most 1.0 mass% of Mn, at most 0.10 mass% of P, and at most 0.015 mass% of S, with the remainder consisting of Fe and...
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WO/2021/187473A1 |
The present invention provides steel for solid-state welding and a steel material for solid-state welding that are steel for which the tensile properties of the parent material and a joint obtained by solid-state welding are equivalent o...
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WO/2021/177454A1 |
A black heart malleable cast iron according to one embodiment of the present invention comprises a ferrite matrix and graphite aggregates contained in the matrix, while containing, in terms of the mass ratio, from 50 ppm to 100 ppm of bo...
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WO/2021/154360A1 |
A method of strengthening a surface of a metallic member comprising nitriding the metallic member, machining the metallic member to a smoothness value of less than 1.0 micron, nitriding the metallic member a second time, and polishing th...
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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/2021/075561A1 |
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/2021/065892A1 |
An ammonia synthesis catalyst that is for synthesizing ammonia from nitrogen and hydrogen. The ammonia synthesis catalyst comprises an iron-based alloy piece that contains vanadium.
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WO/2021/014404A1 |
The invention consists of a gray cast iron comprising carbon, silicon, vanadium, manganese, nickel, chromium, molybdenum, copper, sulfur, phosphorous, tin and titanium, wherein: the percentage by weight of carbon is from 3.70 to 3.90%; t...
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WO/2020/254992A1 |
Additive for the thermochemical treatment of molten iron in order to separate, distribute, agglomerate, precipitate, spheroidise and/or crystallise combined, solvated and/or colloidal carbon present in molten iron in the liquid state int...
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WO/2020/226037A1 |
Provided is a spheroidal graphite cast iron having high strength, high ductility, and high toughness, in particular, having a high tensile strength of at least 700 MPa, an elongation of at least 10%, and an absorption energy at room temp...
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WO/2020/200972A1 |
The invention relates to a steel alloy comprising, in percent by mass: - 0.17 to 0.23 carbon; - 1.40 to 1.60 silicon; - 0.50 to 0.60 manganese; - up to 0.020 phosphor; - up to 0.020 sulfur; - up to 0.30 chrome; - up to 0.12 molybdenum; -...
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WO/2020/203570A1 |
Provided is a composite roll for rolling use made by centrifugal casting, which has excellent wear resistance and surface roughening resistance at the same levels as those of high-speed steel type cast iron rolls and also has accident re...
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WO/2020/203571A1 |
Provided is a centrifugally cast composite roll for rolling that has superior resistance to wear and surface roughening comparable to that of a high-speed steel cast iron roll, and has resistance to accidents comparable to that of a high...
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WO/2020/195490A1 |
This sealed compressor is provided with a compression mechanism unit that compresses a refrigerant in a sealed vessel, wherein: the compression mechanism unit is provided with a first member and a second member that slide against each ot...
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WO/2020/189637A1 |
This method for producing a plated black-core malleable cast iron member having a plating layer formed on the surface thereof, includes: a step for performing graphitization in a non-oxidizing and decarburizing atmosphere; a step for sub...
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WO/2020/184123A1 |
Provided are: a steel for solid-state welding to which minimal amounts of only relatively inexpensive alloy elements have been added, wherein the tensile properties of the parent material and of a weld obtained by solid-state welding are...
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WO/2020/110660A1 |
Provided are a roll outer layer material to be hot-rolled and a composite roll to be hot-rolled, each of which has abrasion resistance/fatigue resistance equivalent to or better than the conventional ones and has reduced porosity and por...
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WO/2020/054553A1 |
Provided are a steel material and a production method for the steel material. This steel material has a component composition containing, in mass%, 0.10-2.50% of C, 8.0-45.0% of Mn, 0.300% or less of P, 0.1000% or less of S, 0.10-5.00% o...
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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/2020/032144A1 |
Provide is a centrifugal cast composite roll for rolling in which an outer layer and an inner layer are integrated by welding, wherein the outer layer comprises an Fe-based alloy containing 1.70-2.70% of C, 0.3-3% of Si, 0.1-3% of Mn, 1....
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WO/2019/238321A1 |
The invention relates to a diesel engine piston which is cast as a single part and is made of virtually fully perlitic cast iron with spheroidal graphite as the piston material. The invention additionally relates to the use of such a die...
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WO/2019/161463A1 |
The present invention refers to a gray cast iron alloy with chemical composition especially developed to promote high hot mechanical strength and good thermal conductivity, with antimony and nitrogen contents, wherein the antimony conten...
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WO/2019/120122A1 |
Dsiclosed are a high strength and high toughness spheroidizing graphite cast iron at a low temperature of -40ºC and a preparation method thereof and railway locomotive parts, wherein the chemical ingredients of the spheroidizing graphit...
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WO/2019/109138A1 |
An end-use casting of a high chromium white iron, i.e. a casting that has been heat-treated, includes a ferrous matrix and at least two different chromium carbides dispersed in the matrix, with at least one of the chromium carbides inclu...
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WO/2019/034845A1 |
The present invention relates to alloys used to prepare steel pipes i.e. tubes for use in chemical engineering applications. In particular, the invention relates to low carbon aluminium steel alloys and pipes made from such alloys. They ...
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WO/2019/005972A1 |
A method for modifying a dimension of a cast iron pump part features placing a cast iron pump part on a base plate of a directed energy deposition (DED) machine; selecting a metal deposition procedure for depositing a metal having a comb...
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