Class / Patent application number | Description | Number of patent applications / Date published |
420009000 | 1.7 percent or more carbon containing | 65 |
20090191084 | Reactive atomized zero valent iron enriched with sulfur and carbon to enhance corrosivity and reactivity of the iron and provide desirable reduction products - Iron, in the form of particles or iron wool, is used for the remediation of contaminated water. For ensuring that the process generally follows preferred chemical pathways resulting in non-toxic end products, and for providing greater rates of contaminant reduction, the iron is enriched with graphite carbon, at least 4% by weight, and sulfur, at least 0.5% by weight. | 07-30-2009 |
20120003115 | PROCESS FOR PRODUCTION OF SEMISOLIDIFIED SLURRY OF IRON-BASE ALLOY; PROCESS FOR PRODUCTION OF CAST IRON CASTINGS BY USING THE PROCESS, AND CAST IRON CASTINGS - A process for the production of a semi-solidified iron alloy slurry having a crystallized solid phase and a residual liquid phase, wherein a material having a hypoeutectic cast iron composition is used, and an additive agent having a boiling point that is lower than at least a crystallization initiation temperature of primary crystals of the material is added to a melt of the material when the melt temperature is within a specific temperature range of not lower than the crystallization initiation temperature of the primary crystals and not greater than a temperature that is 50° C. higher than the crystallization initiation temperature, to thereby simultaneously conduct the stirring of the melt by the boiling of the additive agent and the cooling of the melt to a temperature falling within a semi-solidification temperature range thereof. | 01-05-2012 |
20130266476 | ANTI-VEINING ADDITIVE FOR THE PRODUCTION OF CASTING MOLDS AND CORES - The present invention belongs to the field of the additives for molding sands used in the manufacture of casting molds and cores. More specifically, the present invention relates to an additive to prevent veining in the manufacture of metal parts, to a molding sand comprising said additive, to a core or mold prepared from said molding sand and to a metal part prepared by means of using one of said cores or molds. | 10-10-2013 |
20140356220 | WEAR RESISTANT AUSTENITIC STEEL HAVING SUPERIOR MACHINABILITY AND DUCTILITY, AND METHOD FOR PRODUCING SAME - There are provided a wear resistant austenitic steel having superior machinability and toughness in weld heat affected zones and a method for producing the austenitic steel. The austenitic steel includes, by weight %, manganese (Mn): 15% to 25%, carbon (C): 0.8% to 1.8%, copper (Cu) satisfying 0.7C-0.56(%)≦Cu≦5%, and the balance of iron (Fe) and inevitable impurities, wherein the weld heat affected zones have a Charpy impact value of 100 J or greater at −40° C. The toughness of the austenitic steel is not decreased in weld heat affected zones because the formation of carbides during welding is suppressed, and the machinability of the austenitic steel is improved so that a cutting process may be easily performed on the austenitic steel. The corrosion resistance of the austenitic steel is improved so that the austenitic steel may be used for an extended period of time in corrosive environments. | 12-04-2014 |
420010000 | Six percent or more total group IV, V or VI transition metals containing | 18 |
20080267808 | High Alloy Iron, Use of the Material for Structural Components that are Subject to High Thermal Stress and Corresponding Structural Component - The invention relates to a high alloy iron that has an austenitic structure and a spherical graphite configuration and comprises the following components in percent by weight: carbon<2.0%, silicon 2.0-6.0%, nickel 29-36%, chrome 1.0-2.5%, niobium 0.1-1.0% and molybdenum 0.1-2.5%. The invention also relates to the use of the cast iron material for structural components that are subject to high thermal stress, especially for exhaust manifolds and turbocharger housings of internal combustion engines of the individual or integrated type of construction. The invention finally relates to a structural component that is subject to high thermal stress, especially the exhaust system of an engine consisting of the aforementioned cast iron material. | 10-30-2008 |
20100111747 | Exploitation of Deformation Mechanisms for Industrial Usage in Thin Product Forms - The present disclosure relates to a glass forming alloy. The glass forming alloy may include 43.0 atomic percent to 68.0 atomic percent iron, 10.0 atomic percent to 19.0 atomic percent boron, 13.0 atomic percent to 17.0 atomic percent nickel, 2.5 atomic percent to 21.0 atomic percent cobalt, optionally 0.1 atomic percent to 6.0 atomic percent carbon, and optionally 0.3 atomic percent to 3.5 atomic percent silicon. Furthermore, the glass forming alloy includes between 5% to 95% by volume one or more spinodal glass matrix microconstituents which include one or more semi-crystalline or crystalline phases at a length scale less than 50 nm in a glass matrix. In addition, the glass forming alloy is capable of blunting shear bands through localized deformation induced changes under tension. | 05-06-2010 |
20100284849 | AUSTENITIC CAST IRON AND MANUFACTURING PROCESS FOR THE SAME, AUSTENITIC-CAST-IRON CAST PRODUCT AND COMPONENT PART FOR EXHAUST SYSTEM - An austenitic cast iron according to the present invention has Ni: from 7 to 15% by mass, and is characterized in that it comprises a base structure in which an austenite phase makes a major phase even in ordinary-temperature region by adjusting the respective compositions of Cr, Ni and Cu, excepting C and Si, so as to fall within predetermined ranges. In accordance with the present invention, it is possible to obtain an austenitic cast iron, which is excellent in terms of oxidation resistance and the like, inexpensively, while reducing the content of expensive Ni. | 11-11-2010 |
20150337417 | MICROSTRUCTURE OF HIGH-ALLOY STEEL AND A HEAT TREATMENT METHOD OF PRODUCING THE SAME - A method of producing a microstructure of a high-alloy steel includes heating the metal stock to a temperature between 1270° C. and 1280° C., at a rate between 40° C./s and 45° C./s, followed by compression applied to the metal stock in a thixotropic process, after which the stock is cooled to ambient temperature. A microstructure is also shown, which includes undissolved metal carbides in the form of globular particles of austenite microstructure and of martensite microstructure. | 11-26-2015 |
420011000 | Eight percent or more chromium containing | 14 |
20100080727 | Wear resistant alloy - A wear resistant, high chromium white iron, in an unheat-treated condition has a microstructure substantially comprising austenite and M | 04-01-2010 |
20100172784 | Cast iron semi-finished product excellent in workability and method of production of the same - The present invention provides tough cast iron and cast iron semi-finished products excellent in workability without heat treatment requiring massive heat energy and long time and a method of production enabling these to be efficiently produced, that is, cast iron of ingredients of white cast iron where particles of spheroidal graphite or flattened graphite are dispersed, cast iron where the ingredients of the white cast iron satisfy, by wt %, (% C)≦4.3−(% Si)÷3 and C≧1.7% and where the particles of spheroidal graphite are dispersed at a density of 50 particles/mm | 07-08-2010 |
20150354036 | CRACK RESISTANT HARDFACING ALLOYS - Embodiments of an alloy that can be resistant to cracking. In some embodiments, the alloy can be advantageous for use as a hardfacing alloys, in both a diluted and undiluted state. Certain microstructural, thermodynamic, and performance criteria can be met by embodiments of the alloys that may make them advantageous for hardfacing. | 12-10-2015 |
420012000 | Molybdenum, tungsten or vanadium containing | 11 |
20080253918 | ACID RESISTANT AUSTENITIC ALLOY FOR VALVE SEAT INSERTS - A high-carbon austenitic iron-base alloy with good corrosion and wear resistance, particularly useful for valve seat insert applications when corrosion resistance is required, comprises about 1.8-3.5 wt % carbon, about 12-24 wt % chromium, about 0.5-4 wt % silicon, about 12-25 wt % nickel, about 2-12 wt % molybdenum and tungsten combined, about 0.05-4 wt % niobium and vanadium combined, about 0-1 wt % titanium, about 0.01-0.2 wt % aluminum, about 0.05-3 wt % copper, and less than 1.5 wt % manganese, with the balance being iron and a small amount of impurities. | 10-16-2008 |
20080253919 | Powder-Metallurgically Produced, Wear-Resistant Material - A wear-resistant material comprising an alloy that contains: 1.5-5.5 wt. % carbon, 0.1-2.0 wt. % silicon, max. 2.0 wt. % manganese, 3.5-30.0 wt. % chromium, 0.3-10 wt. % molybdenum, 0-10 wt. % tungsten, 0.1-30 wt. % vanadium, 0-12 wt. % niobium, 0.1-12 wt. % titanium and 1.3-3.5 wt. % nickel, the remainder being comprised of iron and production-related impurities, whereby the carbon content fulfils the following condition: | 10-16-2008 |
20090180917 | HIGH STRENGTH ALLOY - A high strength alloy comprises: silicon with a weight percentage of 0.1 wt %˜0.5 wt %; manganese with a weight percentage of 0.3 wt %˜1.2 wt %; carbon with a weight percentage of 2.0 wt %˜3.0 wt %; phosphorous and sulfur with weight percentages of 0.01 wt %˜0.05 wt %, respectively; chromium with a weight percentage of 5.0 wt %˜7.0 wt %; molybdenum with a weight percentage of 3.0 wt %˜4.0 wt %; tungsten with a weight percentage of 1.0˜2.0; niobium with a weight percentage of 0.5 wt %˜1.7 wt %; vanadium with a weight percentage of 5.8 wt %˜7.8 wt %; nitrogen with a weight percentage of 0.04 wt %˜0.12 wt %; iron; other elements and impurities with a weight percentage of below 2 wt % | 07-16-2009 |
20090252639 | METALLURGICAL POWDER COMPOSITION AND METHOD OF PRODUCTION - An annealed prealloyed water atomised iron-based powder is provided which is suitable for the production of pressed and sintered components having high wear resistance. The iron-based powder comprises 15-30% by weight of Cr, 0.5-5% by weight of each of at least one of Mo, W and V, and 0.5-2%, preferably 0.7-2% and most preferably 1-2% by weight of C. The powder has a matrix comprising less than 10% by weight of Cr, and comprises large chromium carbides. A method for production of the iron-based powder also is provided. | 10-08-2009 |
20100074791 | Ferrous abrasion resistant sliding material - A ferrous abrasion resistant sliding material capable of improving seizing resistance, abrasion resistance and heat crack resistance is provided. The ferrous abrasion resistant sliding material has a martensite parent phase which forms a solid solution with carbon of 0.15 to 0.5 wt %, and the martensite parent phase contains one or more types of each special carbide of Cr, Mo, W and V dispersed therein in a total content of 10 to 50% by volume. | 03-25-2010 |
20100189588 | IRON-BASED CORROSION RESISTANT WEAR RESISTANT ALLOY AND DEPOSIT WELDING MATERIAL FOR OBTAINING THE ALLOY - To provide a high-performance, inexpensive low C-high Si-high Cr—B—Nb type iron-based corrosion-resistant and wear-resistant alloy that is extremely superior in corrosion resistance and wear resistance to 304 stainless steel, high-chromium cast iron and high carbon-high chromium cast-iron-type materials, has a high corrosion-resistant property that would never be obtained from a high carbon-high chromium carbide precipitation-type iron-based wear-resistant alloy and at the same time, a wear-resistant property that is superior to these metals, and further hardly causes brittle peeling that is inherent to high Si—containing steel. This alloy contains, all percentages by weight, C: 0.5 to 2.5% by weight, Si: 2.5 to 4.5%, Mn: 0 to 10% or less, Cr: 15% to 31%, Ni: 0 to 16%, Cu: 7% or less, Mo: 10% or less, B: 0.5% to 3.5%, and 0≦Nb+V≦8%, and in this structure, within a range of 15% Cr≦Cr<27%, (Si×B)≦2014/Cr | 07-29-2010 |
20110002806 | High-Alloy Cold Work Die Steel - The present invention encloses a kind of the high-alloy cold work die steel wherein the steel in wt % consisting of: C 1.0˜2.5, Si≦1.3, Mn≦1.5, Cr 6.0˜15.0, V≦2.5, B 0.01˜0.4, and the balance is Fe with unavoidable impurities. The hardness and toughness of the die steel of the present invention are the same as Cr12MoV or Cr12Mo1V1, and even exceed them. And, the steel does not contain Mo with high price, the cost is lower than Cr12MoV or Cr12Mo1V1 accordingly, and the die steel of the present invention has a longer usage life, which is specially applied to make cold work moulds with high accuracy and long use life. | 01-06-2011 |
20110300016 | WEAR RESISTANT ALLOY - In order to provide a material of low cost that is suitable to produce parts or coatings having a high wear and also high chemical resistance, an alloy is proposed comprising 13 to 16 percent by weight nickel (Ni), 13.5 to 16.5 percent by weight of chromium (Cr), 0.5 to 3 percent by weight of molybdenum (Mo), 3.5 to 4.5 percent by weight of silicon (Si), 3.5 to 4 percent by weight of boron (B) and 1.5 to 2.1 percent by weight of carbon (C), balance iron (Fe). | 12-08-2011 |
20140328714 | ALLOYING TECHNIQUE FOR FE-BASED BULK AMORPHOUS ALLOY - One embodiment provides a method of making an alloy feedstock, comprising: forming a first composition by combining Fe with a first nonmetal element; forming a second composition by combining Fe with a plurality of transition metal elements; forming a third composition by combining the second composition with a second nonmetal element; and combining the first composition with the third composition to form an alloy feedstock. | 11-06-2014 |
20150329944 | HYPEREUTECTIC WHITE IRON ALLOYS COMPRISING CHROMIUM AND NITROGEN AND ARTICLES MADE THEREFROM - Disclosed are a hypereutectic white iron alloy and articles such as pump components made therefrom. Besides iron and unavoidable impurities the alloy comprises, in weight percent based on the total weight of the alloy, from 2.5 to 6.5 C, from 0.04 to 1.2 N and from 18 to 58 Cr and, optionally, one or more of Mn, Ni, Co, Cu, Mo, W, V, Mg, Ca, Si, rare earth elements, Nb, Ta, Ti, Zr, Hf, Al, B. | 11-19-2015 |
20160153078 | HYPEREUTECTIC WHITE IRON ALLOYS COMPRISING CHROMIUM AND NITROGEN AND ARTICLES MADE THEREFROM | 06-02-2016 |
420013000 | 2.7 percent or more carbon equivalent containing (i.e., cast iron) | 43 |
20100296961 | Carbidic outer edge ductile iron product, and as cast surface alloying process - A process is used for applying carbiding agents to the surface of ferrous metal castings, using the “lost foam” method. Carbiding agents are applied to the foam form at selected places so that the final product has the desired amount of carbidic content at the right locations to endure high stress applications on the casting. | 11-25-2010 |
20140348693 | Matrix Riser Breaker Insert - A casting system for molding metal. The casting system has a mold comprising a cavity in a predefined shape. A riser in flow communication with the mold wherein the riser provides molten metal to said cavity as the molten metal freezes. A riser breaker insert is between the mold and the riser wherein the riser breaker insert comprises voids. A molten metal supply is provided which is capable of filling the mold and the voids of said riser breaker insert and at least partially filling the riser. | 11-27-2014 |
20160115561 | METHOD AND DEVICE FOR TREATING A METAL OR A MOLTEN METAL ALLOY USING AN ADDITION AGENT - Method and device for treating a metal or a molten metal alloy using an addition agent The invention relates to a method and device for treating a metal or a molten metal alloy using an addition agent, wherein the addition agent ( | 04-28-2016 |
420014000 | Boron containing | 7 |
20090047164 | SPHEROIDAL CAST ALLOY AND METHOD FOR PRODUCING CAST PARTS FROM SAID SPHEROIDAL CAST ALLOY - A spheriodal cast alloy for producing cast iron products with great mechanical strength, high-wear resistance and a high degree of ductility. The alloy comprises the following as non-iron components: between 2.5 and 2.8 wt. % C, between 2.4 and 3.4 wt. % Si, between 0.02 and 0.08 wt. % P, between 0.02 and 0.06 wt. % Mg, between 0.01 and 0.05 wt. % Cr, between 0.002 and 0.02 wt. % Al, between 0.0005 and 0.015 wt. % S, between 0.0002 and 0.002 wt. % B and conventional impurities. The alloy contains between 3.0 and 3.7 wt. % C, between 2.6 and 3.4 wt. % Si, between 0.02 and 0.05 wt. % P, between 0.025 and 0.045 wt. % Mg, between 0.01 and 0.03 wt. % Cr, between 0.003 and 0.017 wt. % Al, between 0.0005 and 0.012 wt. % S and between 0.0004 and 0.002 wt. % B. The alloy is used for example to produce chassis parts or brake discs in the automobile industry. | 02-19-2009 |
20100092329 | Ductile Metallic Glasses in Ribbon Form - The present disclosure relates to an iron based alloy composition that may include iron present in the range of 45 to 70 atomic percent, nickel present in the range of 10 to 30 atomic percent, cobalt present in the range of 0 to 15 atomic percent, boron present in the range of 7 to 25 atomic percent, carbon present in the range of 0 to 6 atomic percent, and silicon present in the range of 0 to 2 atomic percent, wherein the alloy composition exhibits an elastic strain of greater than 0.5% and a tensile strength of greater than 1 GPa. | 04-15-2010 |
20110293463 | ALLOYS EXHIBITING SPINODAL GLASS MATRIX MICROCONSTITUENTS STRUCTURE AND DEFORMATION MECHANISMS - An alloy composition comprising iron present in the range of 49 atomic percent (at %) to 65 at %, nickel present in the range of 10.0 at % to 16.5 at %, cobalt optionally present in the range of 0.1 at % to 12 at %, boron present in the range of 12.5 at % to 16.5 at %, silicon optionally present in the range of 0.1 at % to 8.0 at %, carbon optionally present in the range of 2 at % to 5 at %, chromium optionally present in the range of 2.5 at % to 13.35 at %, and niobium optionally present in the range of 1.5 at % to 2.5 at %, wherein the alloy composition exhibits spinodal glass matrix microconstituents when cooled at a rate in the range of 10 | 12-01-2011 |
20120263621 | Ductile Metallic Glasses in Ribbon Form - The present disclosure relates to an iron based alloy composition that may include iron present in the range of 45 to 70 atomic percent, nickel present in the range of 10 to 30 atomic percent, cobalt present in the range of 0 to 15 atomic percent, boron present in the range of 7 to 25 atomic percent, carbon present in the range of 0 to 6 atomic percent, and silicon present in the range of 0 to 2 atomic percent, wherein the alloy composition exhibits an elastic strain of greater than 0.5% and a tensile strength of greater than 1 GPa. | 10-18-2012 |
20120301345 | PRODUCTION METHOD OF FLAKE GRAPHITE CAST IRON - The invention provides a flake graphite cast iron being highly strong and excellent in workability such as cutting performance, which is suitable for use, for example, in internal combustion engine parts and the like, and a production method thereof without using a misch metal. Specifically, the flake graphite cast iron according to the invention includes an A-type graphite with a uniformly and disorderly distributed existence form without directionality; and has a chemical composition containing 2.8 to 4.0 mass % of C, 1.2 to 3.0 mass % of Si, 1.1 to 3.0 mass % of Mn, 0.01 to 0.6 mass % of P, 0.01 to 0.30 mass % of S and the remainder being Fe and inevitable impurities, wherein the ratio (Mn/S) of the Mn content to the S content is within a range of 3 to 300. | 11-29-2012 |
20130195712 | METHOD FOR REMOVING IMPURITIES IN MOLTEN CAST IRON, AND CAST IRON RAW MATERIAL - There is provided a method for obtaining a pure melt in which the impurities Mn, Al, Ti, Pb, Zn, and B are removed from molten cast iron and depletion of useful C and Si is suppressed, the method wherein an excess oxygen flame having a theoretical combustion ratio of fuel and oxygen (amount of oxygen (volume)×5/amount of fuel (volume)) of 1 to 1.5 is directly exposed to the surface of pre-melted molten cast iron, the temperature of the molten cast iron is held at 1250° C. or more and less than 1500° C. while the melt surface is superheated and an acidic slag is brought into contact with the melt, and an oxygen-containing gas is injected into the interior of the molten cast iron. | 08-01-2013 |
20150307973 | ALLOYS EXHIBITING SPINODAL GLASS MATRIX MICROCONSTITUENTS STRUCTURE AND DEFORMATION MECHANISMS - A method of forming an alloy composition including spinodal based glass matrix microconstituents. The method comprises melting an alloy composition comprising iron present in the range of 49 atomic percent (at %) to 65 at %, nickel present in the range of 10.0 at % to 16.5 at %, cobalt optionally present in the range of 0.1 at % to 12 at %, boron present in the range of 12.5 at % to 16.5 at %, silicon optionally present in the range of 0.1 at % to 8.0 at %, carbon optionally present in the range of 2 at % to 5 at %, chromium optionally present in the range of 2.5 at % to 13.35 at %, and niobium optionally present in the range of 1.5 at % to 2.5 at %, cooling the alloy composition at a rate of 10 | 10-29-2015 |
420015000 | Chromium containing | 20 |
20080274005 | Cast Iron With Improved High Temperature Properties - A nodular, compacted graphite or other hybrid or duplex graphite morphology cast high silicon iron is disclosed which contains up to 1.5% tungsten, up to 0.8% vanadium, and up to 1.2% niobium; and at least 60.0% iron, all percentages are based on the total weight of the composition. This cast iron exhibits high strength and good ductility over a wide temperature range compared to the conventional SiMo ductile iron. The compositions may further contain, up to 1.5% molybdenum and up to 1.0% chromium to offer improvements in material strength. The compositions may include 0.2 to 0.5% by weight aluminum and up to 1.2% chromium for further oxidation resistance and 0.5 to 5.0% nickel for corrosion resistance. | 11-06-2008 |
20100135842 | METHOD AND APPARATUS FOR THE PRODUCTION OF A CASTING - A method and apparatus for the production of a casting comprises: —pouring molten material into a mould for forming the casting; —allowing the molten material to solidify; —removing the mould at least in part from the resulting solidified casting; and —locating the solidified casting in a chamber ( | 06-03-2010 |
20100239451 | Flake Graphite Cast Iron And Production Method Thereof - The invention provides a flake graphite cast iron being highly strong and excellent in workability such as cutting performance, which is suitable for use, for example, in internal combustion engine parts and the like, and a production method thereof without using a misch metal. Specifically, the flake graphite cast iron according to the invention includes an A-type graphite with a uniformly and disorderly distributed existence form without directionality; and has a chemical composition containing 2.8 to 4.0 mass % of C, 1.2 to 3.0 mass % of Si, 1.1 to 3.0 mass % of Mn, 0.01 to 0.6 mass % of P, 0.01 to 0.30 mass % of S and the remainder being Fe and inevitable impurities, wherein the ratio (Mn/S) of the Mn content to the S content is within a range of 3 to 300. | 09-23-2010 |
20110211986 | DUCTILE IRON - A ductile iron having superior high-temperature strength and oxidation resistance at temperatures exceeding 800° C. compared with conventional high Si and Mo ductile iron. The ductile iron comprises, in terms of mass ratio, carbon: 2.0 to 4.0%, silicon: 3.5 to 5.0%, manganese: not more than 1.0%, chromium: 0.1 to 1.0%, molybdenum: 0.2 to 2.0%, vanadium: 0.1 to 1.0%, and magnesium: 0.02 to 0.1%, with the remainder being composed of iron and unavoidable impurities. | 09-01-2011 |
20120027636 | HIGH RESISTANCE GRAY IRON ALLOY FOR COMBUSTION ENGINES AND GENERAL CASTS - The object of this application defines a new alloy which presents at the same time the mechanical and physical properties of the gray iron alloy, i.e., excellent machinability, damping vibration, thermal conductivity, low shrink tendency and good microstructure stability, together with a wide interface range of the CGI tensile strength. | 02-02-2012 |
20120087824 | METHOD TO OBTAIN A HIGH RESISTANCE GRAY IRON ALLOY FOR COMBUSTION ENGINES AND GENERAL CASTS - The object of the present application is to define an alloy, which presents the mechanical and physical properties of the gray iron alloy, with a wide interface range of the CGI's tensile strength. This new alloy, flake graphite based, is a High Performance Iron (HPI) alloy. Therefore, besides its high tensile strength, the HPI alloy presents excellent machinability, damping vibration, thermal conductivity, low shrink tendency and good microstructure stability (compatible with gray iron alloys). | 04-12-2012 |
20140030133 | CAST IRON CONTAINING NIOBIUM AND COMPONENT - Known cast iron alloys have use limits in respect of the temperature. An alloy (in a weight percentage) including silicon 2.0%-4.5%, carbon 2.9%-4.0%, niobium 0.05%-0.7%, molybdenum 0.3%-1.5%, optionally cobalt 0.1%-2.0%, manganese≦0.3%, nickel≦0.5%, magnesium≦0.07%, phosphorus≦0.05%, sulphur≦0.012%, chromium≦0.1%, antimony≦0.004%, and, iron, is provided. | 01-30-2014 |
20140056750 | Method And Apparatus For The Production Of A Casting - A method and apparatus for the production of a casting comprises:
| 02-27-2014 |
20140161657 | COMPACTED GRAPHITE IRON, ENGINE CYLINDER HEAD AND VEHICLE - A compacted graphite iron having composition comprising: Fe as a major ingredient, C: of about 3.4˜4.2 wt %, Si: of about 1.5˜2.5 wt %, P: 0.10 wt % or less (not including 0), S: of about 0.10 wt % or less (not including 0), Cr: of about 0.10 wt % or less (not including 0), Mn: of about 0.1˜0.6 wt %, Cu: of about 0.2˜1.6 wt %, Sn: of about 0.1 wt % or less (not including 0), Mg: of about 0.05 wt % or less (not including 0), Mo: of about 0.05˜0.5 wt %, at least one ingredient of V: of about 0.05˜0.5 wt % and Ti: of about 0.05˜0.5 wt %, and other inevitable impurities; an engine cylinder head; and a vehicle. | 06-12-2014 |
20140377122 | CAST IRON MATERIAL AND MOTOR VEHICLE PART MADE OF THE CAST IRON MATERIAL - The invention relates to a cast iron material with lamellar graphite formation. It further relates to a motor vehicle part made of the cast iron material. | 12-25-2014 |
20150376747 | CAST IRON AND BRAKE COMPONENT - A cast iron comprising: C: 3.0 to 4.8 mass %, Si: 3.5 to 5.0 mass %, Mn: 0.5 to 2.0 mass %, Sn and/or Sb where Sn: 0.02 to 0.2 mass %, Sb: 0.01 to 0.2 mass %, Cu: 0.5 mass % or less and the balance: Fe and inevitable impurities. | 12-31-2015 |
20160108503 | GRAY CAST IRON FOR CYLINDER LINER AND METHOD FOR MANUFACTURING CYLINDER LINER USING THE SAME - A gray cast iron for a cylinder liner is provided that maintains fatigue strength and thermal shock property by adjusting component contents. The gray cast iron includes carbon (C) in an amount of about 3.2 to 3.7 weight % (wt %); silicon (Si) in an amount of about 2.0 to 2.8 wt %; manganese (Mn) in an amount of about 0.50 to 1.0 wt %; phosphorus (P) in an amount of about 0.20 wt % or less, and greater than about 0 wt %; sulfur (S) in an amount of about 0.10 wt % or less, and greater than about 0 wt %; chromium (Cr) in an amount of about 0.50 wt % or less, and greater than about 0 wt %; copper (Cu) in an amount of about 0.20 to 0.80 wt %; molybdenum (Mo) in an amount of about 0.10 to 0.40 wt %; and the balance of iron (Fe), based on the total weight of the gray cast iron. | 04-21-2016 |
20160160325 | SPHEROIDAL GRAPHITE CAST IRON - A spheroidal graphite cast iron comprising: C: 3.3 to 4.0 mass %, Si: 2.1 to 2.7 mass %, Mn: 0.20 to 0.50 mass %, S: 0.005 to 0.030 mass %, Cu: 0.20 to 0.50 mass %, Mg: 0.03 to 0.06 mass % and the balance: Fe and inevitable impurities, wherein a tensile strength is 550 MPa or more, and an elongation is 12% or more. | 06-09-2016 |
420016000 | Nickel containing | 7 |
20080260568 | High Silicon Niobium Casting Alloy and Process for Producing the Same - An iron-based high-silicon alloy contains (in weight percent) 2.6-3.5% carbon, 3.7-4.9% silicon, 0.45-1.0% niobium, up to 0.6% manganese, up to 0.02% sulfur, up to 0.02% phosphorus, up to 0.5% nickel, up to 1.0% chromium, up to 0.1% magnesium, and the balance iron and up to 0.2% of other elements. The alloy is heat resistant and is suitable for use in producing, among other things, turbochargers, center housings, back plates, exhaust manifolds, and integrated turbo manifolds that are used in the automotive and truck manufacturing industries. | 10-23-2008 |
20090191085 | Ferritic Ductile Cast Iron Alloys - Disclosed are methods of making ferritic ductile iron castings (60-40-18) with high toughness (6 ft.lb minimum Charpy V at −20 F and 10 ft.lb minimum Charpy V at +72 F), without adding Nickel and without annealing. | 07-30-2009 |
20130045127 | AUSTENITIC CAST IRON, AUSTENITIC-CAST-IRON CAST PRODUCT AND MANUFACTURING PROCESS FOR THE SAME - An austenitic cast iron according to the present invention is characterized in that: it comprises: basic elements comprising C, Si, Cr, Ni, Mn and Cu; and the balance comprising Fe, inevitable impurities and/or a trace-amount modifier element, which is effective in improving characteristic, in a trace amount; and it is an austenitic cast iron being a cast iron that is structured by a base comprising an Fe alloy in which an austenite phase makes a major phase in ordinary-temperature region; wherein said basic elements fall within compositional ranges that satisfy the following conditions when the entirety of said cast iron is taken as 100% by mass (hereinafter being simply expressed as “%”): C: from 2.0 to 3.0%; Si: from 4.0 to 5.4%; Cr: from 0.8 to 2.0%; Mn: from 3.9 to 5.6%; Ni: from 17 to 22%; and Cu: from 0.9 to 1.6%. It is an austenitic cast iron whose Ni content is less relatively, and is excellent in terms of oxidation resistance under high temperature and austenite-phase stability in intermediate-temperature region. | 02-21-2013 |
420017000 | Molybdenum containing | 4 |
20080274006 | Overlay cladding for molten metal processing - A submerged pot roll and other articles for use in galvanizing baths including a metallurgically bonded superalloy cladding layer on a steel core layer. The cladding layer improves the corrosion resistance and dross buildup of the article and improves service life while reducing costs. | 11-06-2008 |
20090123321 | High-silicon ferritic compacted graphite cast iron having high-temperature strength and high oxidation-resistance - The present invention relates to a high-silicon ferritic CG cast iron having high-temperature strength and high oxidation-resistance. More particularly, the present invention relates to a high-silicon ferritic CG cast iron having high-temperature strength and high oxidation-resistance, which has a heat and crack resistant property under a high-temperature use condition and can be used very suitably for a turbine housing, i.e., a part of a vehicle engine that is subjected to a repeated heating and cooling process. To this end, the present invention provides a high-silicon ferritic CG cast iron having high-temperature strength and high oxidation-resistance, which comprises ion (F) as a main ingredient, 3.00 to 3.60% by weight of carbon (C), 4.00 to 4.80% by weight of silicon (Si), 0.10 to 0.30% by weight of manganese (Mn), 0.07% by weight or less of phosphor (P), 0.02% by weight or less of sulfur (S), 0.30 to 1.20% by weight of molybdenum (Mo), 0.01 to 0.10% by weight of chromium (Cr), 0.2% by weight or less of titanium (Ti), 0.3 to 1.20% by weight of nickel (Ni), 0.30 to 1.20% by weight of vanadium (V) and 0.050% by weight or less of magnesium (Mg). | 05-14-2009 |
20100322813 | SiMo DUCTILE IRON CASTINGS IN GAS TURBINE APPLICATIONS - A cast article of a ductile iron wherein the ductile iron includes carbon from about 2.8 to 3.7 w/o, silicon from about 3.0 to 3.5 w/o, molybdenum from 0.8 to 1.5 w/o, magnesium from about 0.025 to 0.60 w/o, sulfur less than 0.01 w/o and nickel from about 0.0 to 1.3 w/o, the remaining content being iron is provided. The cast article is suitable for a gas turbine casing. A method of manufacturing a cast article is also provided. | 12-23-2010 |
20140093416 | CAST IRON CONTAINING NIOBIUM AND COMPONENT - An alloy is provided. The alloy comprises (in % by weight): | 04-03-2014 |
420026000 | Copper containing | 7 |
20120301346 | CGI CAST IRON AND PRODUCTION METHOD FOR THE SAME - The present invention relates to cast iron, and more particularly, to a compacted graphite iron (CGI) cast iron having an improved casting property, stable tensile strength and yield strength, and hardness in an appropriate range, by being produced with the amounts of carbon (C), silicon (Si), manganese (Mn), copper (Cu), tin (Sn), and magnesium (Mg) controlled, and a production method thereof. | 11-29-2012 |
20140023548 | ALLOY, CORRESPONDING PART AND MANUFACTURING METHOD - A spheroidal graphite cast iron alloy comprises, in % by weight, in addition to addition elements, the following elements:
| 01-23-2014 |
20140255243 | SPLINE HUB FOR CLUTCH AND MANUFACTURING METHOD THEREOF - A spline hub for a clutch and a manufacturing method thereof are provided. The spline hub may include C: 3.4˜3.9%, Si: 2.1˜2.5%, Mn: 0.2˜0.7%, P: 0.01% or less, S: 0.009˜0.02%, Cu: 0.2˜0.4%, and Mg: 0.04˜0.07% by weight ratio, with the remainder including iron (Fe), as well as other impurities. The material forming the spline hub may have a structure in which spheroidal graphite is precipitated in an austenite matrix structure. | 09-11-2014 |
20140271330 | METHOD FOR PRODUCING SPHEROIDAL GRAPHITE CAST IRON AND VEHICLE COMPONENT USING SAID SPHEROIDAL GRAPHITE CAST IRON - A method for producing spheroidal graphite cast iron having a specific final composition includes: subjecting a molten iron to a spheroidization treatment using a spheroidizing agent of an Fe—Si—Mg—Ca-based alloy containing no rare earth element; conducting an inoculation treatment using a first Fe—Si-based inoculant; and conducting a pouring inoculation treatment with a given amount of a second Fe—Si-based inoculant containing 45-75% of Si, 1-3% of Ca, and 15 ppm or less of Ba. | 09-18-2014 |
20140286819 | HIGH STRENGTH FLAKE GRAPHITE CAST IRON HAVING EXCELLENT WORKABILITY AND PREPARATION METHOD THEREOF - The present disclosure relates to flake graphite cast iron having high workability and a preparation method thereof, and more particularly, to flake graphite cast iron with a uniform graphite shape, low chill formability, a high strength such as a tensile strength of 350 MPa or more, and excellent workability and fluidity by controlling each of the contents of manganese (Mn) and sulfur (S) and carbon (C) and silicon (Si) included in the cast iron and a carbon equivalent (CE) to predetermined ratios, and a preparation method thereof. | 09-25-2014 |
20140348694 | PROCESS FOR PRODUCING SPHEROIDAL-GRAPHITE CAST IRON, AND SPHEROIDAL-GRAPHITE CAST IRON MEMBER OBTAINED FROM SAID SPHEROIDAL-GRAPHITE CAST IRON - A process for producing spheroidal graphite cast iron includes a spheroidization treatment, an inoculant treatment and a pouring inoculation treatment. A molten iron is subjected to the spheroidization treatment using a spheroidizing agent of an Fe—Si—Mg—Ca-based alloy which contains a given amount of Ba and contains substantially no rare-earth element. | 11-27-2014 |
20150086410 | HIGH RIGID SPHEROIDAL GRAPHITE CAST IRON - A high rigid spheroidal graphite cast iron, comprising: 2.0 mass % to less than 2.7 mass % or more than 3.0 mass % to less than 3.6 mass % of C, 1.5 to 3.0 mass % of Si, 1.0% or less of Mn, 1.0 mass % or less of Cu, 0.02 to 0.07 mass % of Mg and the residual Fe and inevitable impurities, wherein a carbon equivalent (a CE value) calculated by the mathematical expression (1): CE=C(mass %)+Si (mass %)/3 in terms of C and Si contents is 2.8 to 3.2% within a first range from 2.0 mass % to less than 2.7 mass % of C and is 3.6 to 4.2% within a second range from more than 3.0 mass % to less than 3.6 mass % of C, and the Young's modulus is 170 G or more. | 03-26-2015 |
420027000 | Nickel or molybdenum containing | 4 |
20100178192 | Cast Iron Comprising Cobalt and Component - Cast iron alloys have application limits with regard to temperature. By means of the use of cobalt an optimal ferritic structure can be achieved such that with an alloy containing silicon 2.0-4.5 wt. %, cobalt 0.5-5 wt. %, carbon 2.5-4 wt. %, molybdenum≦1 wt. %, manganese≦0.25 wt. %, nickel≦0.3 wt. %, the remainder iron where the proportion of silicon cobalt and molybdenum is less than 7.5 wt. % the application limits are shifted to higher temperatures. | 07-15-2010 |
20100178193 | CAST IRON ALLOY WITH GOOD OXIDATION RESISTANCE AT HIGH TEMPERATURES - A cast iron alloy for cast iron products characterized by a high oxidation stability at surface temperatures of 800° C. to 950° C., comprising the chemical components 2.8 to 3.6% C by weight; 2.0 to 3.0% Si by weight; 2.5 to 4.3% Al by weight; up to 1.0% Ni by weight; up to 0.8% Mo by weight; up to 0.3% Mn by weight; 0.002 to 0.1% Ce by weight; 0.023 to 0.06% Mg by weight; up to 0.01% S by weight, residual Fe, and the usual impurities. | 07-15-2010 |
20110194969 | Ductile Iron Having Cobalt - Known cast iron alloys have application limits with regard to temperature. A cast iron including cobalt is provided. Through the use of cobalt, an optimal ferritic microstructure is achieved such that with an alloy having silicon 2.0-4.5 wt %, cobalt 0.5-5 wt %, carbon 2.0-4 wt %, molybdenum 0.3-1.48 wt %, manganese ≦0.5 wt %, nickel ≦0.5 wt %, the remainder iron, wherein the proportion of silicon, cobalt, and molybdenum is preferably less than 7.5 wt %, the application limits are shifted to high temperatures. | 08-11-2011 |
20110256017 | HIGH TEMPERATURE CAST IRON WITH NIOBIUM AND HAVING COMPACTED GRAPHITE STRUCTURES - A product including an iron casting alloy including iron, niobium and compacted graphite structures. | 10-20-2011 |
420028000 | Over .1 percent aluminum containing | 2 |
20090297386 | HIGHLY STIFF AND HIGHLY DAMPING CAST IRON - A highly stiff and highly damping cast iron containing C and Si in an amount of 3.30 to 3.95% in terms of carbon equivalent shown in the following equation (1), Mn: 0.25 to 1.0%, P: 0.04% or less, S: 0.03% or less, Al: 3 to 7%, and Sn: 0.03 to 0.20%, balance being Fe and unavoidable impurities: | 12-03-2009 |
20160053351 | HIGH-STENGTH, HIGH-DAMPING-CAPACITY CAST IRON - A high-strength, high-damping-capacity cast iron having both a high strength and high vibration damping capacity is provided. | 02-25-2016 |