Class / Patent application number | Description | Number of patent applications / Date published |
420531000 | Zinc containing | 76 |
20100221141 | ALUMINUM PLAIN BEARING ALLOY - The invention relates to a monotectic aluminium plain bearing alloy, comprising 5 to 20 wt. % bismuth, 3 to 20 wt. % zinc, 1 to 4 wt. % copper and additionally several of the components manganese, vanadium, niobium, nickel, molybdenum, cobalt, iron, tungsten, chromium, silver, calcium, scandium, cerium, beryllium, antimony, boron, titanium, carbon and zirconium in amounts up to 5 wt. % and aluminium to make 100 wt. %, produced by strip casting and during the subsequent production process for plain bearings, after rolling or roll-bonding, subjected to a heat treatment at ca. 270 to 400° C. Long bismuth particles or sheets, produced by rolling or roll-bonding can thus be recoagulated to give finely-distributed spherical drops with a size in the 20 μm range and smaller. | 09-02-2010 |
20110076184 | NOVEL ALUMINUM ALLOY AND PRODUTS THEREOF - The present invention provides a high corrosion resistant aluminum alloy consisting essentially of (by weight %): 0.30-1.25% Mn, 0.10-1.20% Si, 0.05-0.25% Cr, 0.05-0.2% Zr, 0.08-0.30% Ti, less than 0.03% Zn, less than 0.03% Cu, and up to 0.20% Fe, balance aluminum and inevitable impurities. The present invention also relates to articles made of the alloy. | 03-31-2011 |
20110135533 | HIGH STRENGTH ALUMINIUM ALLOY EXTRUSION - An aluminium extrusion having a minimum section thickness and made from an aluminium alloy includes, in weight percent, between approximately 1.0 and 1.7 manganese, and between approximately 0.5 and 1.1 silicon, less than 0.3 iron with the balance being Al and inevitable impurities each less than 0.05 weight % and totaling less than 0.15 weight %, the extrusion being formed with an extrusion ratio less than 125 to retain a fibrous grain structure in which less than 40% of the minimum section thickness is recrystallized. | 06-09-2011 |
20130156634 | ALUMINUM FIN ALLOY AND METHOD OF MAKING THE SAME - The present invention relates to an aluminum alloy product for use as a finstock material within brazed heat exchangers and, more particularly, to a finstock material having high strength and conductivity after brazing. The invention is an aluminum alloy finstock comprising the following composition in weight %: | 06-20-2013 |
20150321294 | ALUMINUM ALLOY WELDING WIRE - The present disclosure relates generally to the field of welding filler metals, and more particularly to compositions suitable for welding or brazing aluminum alloys. In an embodiment, an aluminum-silicon-magnesium alloy, includes a magnesium content between approximately 0.1 wt % and approximately 0.5 wt %, wherein substantially all of the magnesium content is present as magnesium silicide. The alloy includes a silicon content between approximately 5.0 wt % and approximately 6.0 wt %, wherein at least 4.75 wt % of the silicon content is present as free silicon. The alloy includes one or more of iron, copper, manganese, zinc, and titanium. The alloy further includes a remainder of aluminum and trace components. | 11-12-2015 |
20160114435 | BRAZING SHEET FOR HEAT EXCHANGERS, AND METHOD OF PRODUCING THE SAME - An aluminum alloy brazing sheet for heat exchangers, having a core alloy containing Mn 0.6 to 2.0 mass %, Fe 0.05 to 0.5 mass %, Si 0.4 to 0.9 mass %, and Zn 0.02 to 4.0 mass %, with the balance being Al and unavoidable impurities; and as a skin alloy containing Si 6.0 to 13.0 mass %, Fe 0.05 to 0.80 mass %, and Cu 0.05 to 0.45 mass %, with the balance being Al and unavoidable impurities, wherein a ratio A/B of a number density A of specific precipitates with a particle size 0.1 μm or more but less than 3.0 μm, and a number density B of precipitates with a particle size 3.0 μm or more in the core alloy, satisfies: 50≦A/B≦500, and wherein an average grain size of the core alloy in a longitudinal cross-section of a fin after braze-heating is 100 μm or more; and a method of producing the same. | 04-28-2016 |
20160168665 | High Heat-Resistant Aluminium Casting Alloy and Casting for Combustion Engines Cast from Such an Alloy | 06-16-2016 |
420532000 | Magnesium containing | 69 |
20080299000 | Aluminum-zinc-copper-magnesium-silver alloy wrought product - An aluminum wrought alloy product having improved strength, fracture toughness, and excellent exfoliation corrosion resistance, the aluminum base alloy comprised of 1.6 to 2.5 wt. % Mg, 0.01 to 0.9 wt. % Cu, 7.5 to 9.5 wt. % Zn, 0.1 to 1 wt. % Ag, 0.05 to 0.25 wt. % Zr, 0.05 to 0.8 wt. % Mn, max. 0.15 wt. % Si, max. 0.15 wt. % Fe, the remainder aluminum and incidental elements and impurities. | 12-04-2008 |
20080299001 | ALUMINUM ALLOY FORMULATIONS FOR REDUCED HOT TEAR SUSCEPTIBILITY - The present invention relates to modified alloy compositions for reduced hot tear susceptibility, the aluminum alloy comprising from 0.01 to 0.025% by weight of Sr; and TiB2, measured by its boron content, from 0.001 to 0.005% by weight of B. The invention also relates to a method of preventing or eliminating hot tears in an aluminum alloy comprising the step of combining with aluminum: from 0.01 to 0.025% by weight of Sr; and TiB2, measured by its boron content, from 0.001 to 0.005% by weight of B. | 12-04-2008 |
20080305000 | ALUMINUM-MAGNESIUM-SILVER BASED ALLOYS - Al—Mg—Ag wrought products and methods of making such products useful in aircraft applications. The Al—Mg—Ag wrought products have improved strength when compared to traditional AA5XXX alloys. The alloys may comprise from about 3.5 to about 10 weight percent Mg, from about 0.05 to about 0.5 weight percent Ag, from about 0.01 to about 1.0 weight percent Mn, from about 0.01 to about 0.15 weight percent Zr, and the remainder Al and incidental impurities. In addition, from about 0.05 to about 0.4 weight percent Sc may be added to further improve the strength characteristics. | 12-11-2008 |
20090010798 | ALUMINUM-COPPER-MAGNESIUM ALLOYS HAVING ANCILLARY ADDITIONS OF LITHIUM - An aluminum-copper-magnesium alloy having ancillary additions of lithium. The alloy composition includes from about 3 to about 5 weight percent Cu, from about 0.5 to about 2 weight percent Mg, and from about 0.01 to about 0.9 weight percent Li. The combined amount of Cu and Mg is maintained below a solubility limit of the aluminum alloy. The alloys possess improved combinations of fracture toughness and strength, and also exhibit good fatigue crack growth resistance. | 01-08-2009 |
20090028746 | Production of specialty aluminum alloys using partition of feed impurities - A series of inventions leading to the production of specific aluminum alloys (especially aluminum beverage can sheet product) through novel approach of introducing, selectively partitioning and managing alloying elements. This invention also enables manufacturing practices to enhance the performance characteristics of aluminum alloys produced. The selected elements can be derived from carbon anodes made from calcined petroleum coke with high metallic contents (such as nickel and vanadium). Alloying elements can also be introduced and managed from other raw material such as alumina and bath constituents added during aluminum smelting process. Additionally, cell operating parameters, such as cell temperature, off gas flow rate, aluminum tapping rate and impurity partition characteristics can also be manipulated to produce low cost aluminum alloys and facilitate utilization of high metallic content calcined petroleum coke. | 01-29-2009 |
20090053098 | 7000-SERIES ALUMINUM ALLOY EXTRUDED PRODUCT AND METHOD OF PRODUCING THE SAME - An extruded product includes a 7000-series aluminum alloy, the 7000-series aluminum alloy having an excess Mg content or an excess Zn content of less than 0.5 mass % with respect to a stoichiometric composition shown by MgZn | 02-26-2009 |
20090068056 | Aluminum-based alloy - The incorporation of calcium and at least one member selected from the group consisting of vanadium and scandium into an aluminum lithium alloy containing: lithium, copper, magnesium, zirconium, beryllium, titanium, nickel, manganese, gallium, zinc, and sodium provides an aluminum lithium alloy that: 1) exhibits improved ductility; 2) exhibits improved processability resulting in the capability to obtain higher yields of semi-finished products; 3) provides the ability to fabricate thin sheets, thin walled sections and forgings, all while preserving the inherent strength and operating characteristics of such alloys when applied to semi-finished products and parts thereof demanded by structural applications in these fields. | 03-12-2009 |
20090142222 | ALUMINUM-COPPER-LITHIUM ALLOYS - Improved aluminum-copper-lithium alloys are disclosed. The alloys may include 3.4-4.2 wt. % Cu, 0.9-1.4 wt. % Li, 0.3-0.7 wt. % Ag, 0.1-0.6 wt. % Mg, 0.2-0.8 wt. % Zn, 0.1-0.6 wt. % Mn, and 0.01-0.6 wt. % of at least one grain structure control element, the balance being aluminum and incidental elements and impurities. The alloys achieve an improved combination of properties over prior art alloys. | 06-04-2009 |
20090180920 | ALUMINUM ZINC MAGNESIUM SILVER ALLOY - A copper-free wrought aluminum alloy product and method for producing the same are provided. In one example, the alloy has a composition of about 0.01 to about 1.5 weight percent silver; about 1.0 to about 3.0 weight percent magnesium; about 4.0 to about 10.0 weight percent zinc; about 0.05 to about 0.25 weight percent zirconium; a maximum of 0.15 weight percent iron; a maximum of 0.15 weight percent silicon; and a remainder including aluminum, incidental elements, and impurities. In one example, the alloy may be used to manufacture structural elements for aircraft. | 07-16-2009 |
20090191090 | ALUMINUM ALLOY EXTRUDED PRODUCT EXHIBITING EXCELLENT IMPACT CRACKING RESISTANCE AND IMPACT ABSORBER - An aluminum alloy extruded product that exhibits excellent impact cracking resistance is formed of an aluminum alloy that includes 0.50 to 0.75 mass % of Mg, 4.5 to 6.5 mass % of Zn, 0.10 to 0.20 mass % of Cu, 0.17 to 0.23 mass % of Zr, 0.005 to 0.05 mass % of Ti, 0.05 mass % or less of Mn, 0.03 mass % or less of Cr, 0.20 mass % or less of Fe, and 0.10 mass % or less of Si, with the balance being Al and unavoidable impurities. | 07-30-2009 |
20090263273 | High strength L12 aluminum alloys - High temperature heat treatable aluminum alloys that can be used at temperatures from about −420° F. (−251° C.) up to about 650° F. (343° C.) are described. The alloys are strengthened by dispersion of particles based on the L1 | 10-22-2009 |
20090263274 | L12 aluminum alloys with bimodal and trimodal distribution - A two or three phase aluminum alloy having high strength, modulus, ductility and toughness, comprising a fine grain matrix phase nano L1 | 10-22-2009 |
20100034694 | ALLOY - An Al alloy suitable for processing into a lithographic sheet, the alloy having a composition in weight % of:
| 02-11-2010 |
20100047113 | AL-SI-MG-ZN-CU ALLOY FOR AEROSPACE AND AUTOMOTIVE CASTINGS - The present invention provides an aluminum casting alloy with a composition including 4%-9% Si; 0.1%-0.7% Mg; less than or equal to 5% Zn; less than 0.15% Fe; less than 4% Cu; less than 0.3% Mn; less than 0.05% B; less than 0.15% Ti; and the remainder consisting essentially of aluminum. The inventive AlSiMg composition provides increased mechanical properties (Tensile Yield Strength and Ultimate Tensile Strength) in comparison to similiarly prepared E357 alloy at room temperature and high temperature. The present invention also includes a shaped casting formed from the inventive composition and a method of forming a shaped casting from the inventive composition. | 02-25-2010 |
20100183474 | ALUMINUM-COPPER ALLOYS CONTAINING VANADIUM - New 2xxx aluminum alloys containing vanadium are disclosed. In one embodiment, the aluminum alloy includes 3.3-4.1 wt. % Cu, 0.7-1.3 wt. % Mg, 0.01-0.16 wt. % V, 0.05-0.6 wt. % Mn, 0.01 to 0.4 wt. % of at least one grain structure control element, the balance being aluminum, incidental elements and impurities. The new alloys may realize an improved combination of properties, such as in the T39 or T89 tempers. | 07-22-2010 |
20100226817 | HIGH STRENGTH L12 ALUMINUM ALLOYS PRODUCED BY CRYOMILLING - A method and apparatus produces high strength aluminum alloys from a cryomilled powder containing L1 | 09-09-2010 |
20110008202 | ALLUMINUM ALLOY THAT IS NOT SENSITIVE TO QUENCHING, AS WELL AS METHOD FOR THE PRODUCTION OF A SEMI-FINISHED PRODUCT - An aluminum alloy that is not sensitive to quenching, for the production of high-strength forged pieces that are low in inherent tension, and high-strength extruded and rolled products, consisting of: 7.0-10.5 wt. % zinc, 1.0-2.5 wt. % magnesium, 0.1-1.15 wt. % copper, 0.06-0.25 wt. % zirconium, 0.02-0.15 wt. % titanium, at most 0.5 wt. % manganese, at most 0.6 wt. % silver, at most 0.10 wt. % silicon, at most 0.10 wt. % iron, at most 0.04 wt. % chrome, and at least one element selected from the group consisting of: hafnium, scandium, strontium and/or vanadium with a summary content of at most 1.0 wt. %. The alloy can also contain contaminants at proportions of at most 0.05 wt. % per element and a total proportion of at most 0.15 wt. %, wherein the remaining component includes aluminum. The sum of the alloy elements zinc and magnesium and copper is at least 9 wt. %. Furthermore, there can also be a method for the production of a high-strength semi-finished product low in inherent tension from this alloy. | 01-13-2011 |
20110044843 | HIGH-STRENGTH ALUMINUM CASTING ALLOYS RESISTANT TO HOT TEARING - An aluminum casting alloy resistant to hot tearing includes, in wt %, about 4.0 to about 6.9 Zn, about 2.0 to about 3.5 Mg, about 0.6 to about 1.2 Cu, about 0.38 to about 0.57 Sc, about 0.18 to about 0.28 Zr, and the balance Al and impurities, substantially excluding Fe, Mn, and Si, said alloy characterized by a freezing range of less than about 150° C., solidus temperature above about 490° C., and eutectic phase fraction above about 5% at the late stages of solidification. The alloy is processed to form a dispersion of L1 | 02-24-2011 |
20110123390 | ALUMINUM ALLOY AND MANUFACTURING METHOD THEREOF - Provided are an aluminium alloy and a manufacturing method thereof. In the method, aluminium and a master alloy containing a calcium (Ca)-based compound are provided. A melt is prepared, in which the master alloy and the Al are melted. The aluminum alloy may be manufactured by casting the melt. | 05-26-2011 |
20110150696 | High Strength Aluminum Alloys and Process for Making the Same - High strength aluminum alloys based on the Al—Zn—Mg—Cu alloy system preferably include high levels of zinc and copper, but modest levels of magnesium, to provide increased tensile strength without sacrificing toughness. Preferred ranges of the elements include by weight, 8.5-10.5% Zn, 1.4-1.85% Mg, 2.25-3.0% Cu and at least one element from the group Zr, V, or Hf not exceeding about 0.5%, the balance substantially aluminum and incidental impurities. In addition, small amounts of scandium (0.05-0.30%) are also preferably employed to prevent recrystallization. During formation of the alloys, homogenization, solution heat treating and artificial aging processes are preferably employed. | 06-23-2011 |
20110268603 | ALUMINUM ALLOY PRODUCTS HAVING IMPROVED PROPERTY COMBINATIONS AND METHOD FOR ARTIFICIALLY AGING SAME - Aluminum alloy products, such as plate, forgings and extrusions, suitable for use in making aerospace structural components like integral wing spars, ribs and webs, comprises about: 6 to 10 wt. % Zn; 1.2 to 1.9 wt. % Mg; 1.2 to 2.2 wt. % Cu, with Mg≦(Cu+0.3); and 0.05 to 0.4 wt. % Zr, the balance Al, incidental elements and impurities. Preferably, the alloy contains about 6.9 to 8.5 wt. % Zn; 1.2 to 1.7 wt. % Mg; 1.3 to 2 wt. % Cu. This alloy provides improved combinations of strength and fracture toughness in thick gauges. When artificially aged per the 3-stage method of preferred embodiments, this alloy also achieves superior SCC performance, including under seacoast conditions. | 11-03-2011 |
20120027639 | ALUMINUM ALLOY FOR DIE CASTING - An alloy for use in die casting having improved thermal conductivity and strength includes at least about 86.0 percent aluminum by weight, from about 9.70 to about 10.70 percent silicon, by weight, from about 0.40 to about 0.70 percent iron, by weight, about 0.25 percent copper, by weight, about 0.50 percent manganese, by weight, from about 0.10 to about 0.20 percent titanium, by weight; and from about 0.010 to about 0.025 percent strontium, by weight. | 02-02-2012 |
20120087826 | HIGH STRENGTH ALUMINUM CASTING ALLOY - The present invention discloses a high strength Al—Zn—Mg—Cu (7000 series) alloy that can be cast, the cast alloy having a tensile strength of at least 500 megapascals (MPa) and 4% elongation. The cast alloy composition can include about 5.5-9.0 weight percent (wt. %) of zinc, 2.0-3.5 wt. % of magnesium, 0.1-0.5 wt. % scandium, 0.05-0.20 wt. % zirconium, 0.5-3.0 wt. % copper, 0.10-0.45 wt. % manganese, 0.01-0.35 wt. % iron, 0.01-0.20 wt. % silicon with a balance of aluminum and possible casting impurities. The alloy also has good fluidity comparable to high silicon cast aluminum alloys and components can be manufactured using direct chill casting, sand casting, and/or sand casting under high pressure. | 04-12-2012 |
20120156089 | ALUMINUM ALLOY AND HIGH STRENGTH BOLT MADE OF ALUMINUM ALLOY - Provided is material for an aluminum alloy exhibiting a sufficient heat resistance, tensile strength as well as stress corrosion cracking resistance necessary for use as automobile parts. Also, provided are a forged part forged from such aluminum alloy and an aluminum alloy high strength bolt made thereof. The aluminum alloy (by mass) is consisted of (by mass) 1.0 to 1.7% of Si, 0.05 to 0.5% of Fe, 0.8 to 1.5% of Cu, 0.6 to 1.2% of Mn, 0.9 to 1.5% of Mg, 0.05 to 0.5% of Zn, 0.05 to 0.3% of Zr, 0.01 to 0.2% of V, and when needed, Ti exceeding 0% and not more than 0.05%, and, when further needed, Ni exceeding 0% and not more than 0.7%, the remainder being Al and unavoidable impurities. | 06-21-2012 |
20120164021 | Heat-Resistant Aluminium Alloy - A cold-hardening aluminium casting alloy with good thermal stability for the production of thermally and mechanically stressed cast components, wherein the alloy includes
| 06-28-2012 |
20120224993 | Hot-Dip Plating Alloy Containing Al-Si-Zn-RE-Mg-Fe-Cu-Mn-Cr-Zr and Preparation Method Thereof - The invention relates to a special hot-dip plating alloy for a coating on the surface of a titanium alloy part, wherein the hot-dip plating alloy contains the following components by mass percentage: 8-24% of Si, 1.2-3.1% of Zn, 0.02-0.5% of RE, 0.5-3.2% of Mg, 0.05-1% of Fe, 0.05-0.5% of Cu, 1.0-2.0% of Mn, 0.5-2.0% of Cr, 0.02-0.5% of Zr, 1-2% of nano-oxide particle reinforcing agent and the balance of Al and inevitable impurities, and the nano-oxide particle reinforcing agent is selected from one or two of TiO | 09-06-2012 |
20120230861 | SWASH PLATE AND METHOD OF MANUFACTURING THE SAME - A swash plate includes aluminum (Al) as a main component and 35˜45 wt % of zinc (Zn), 1.5˜3.5 wt % of copper (Cu), 6˜10 wt % of silicon (Si), 0.2˜0.5 wt % of magnesium (Mg) and other inevitable impurities. A method of manufacturing the swash plate is also provided. | 09-13-2012 |
20120244033 | ALUMINUM-CARBON COMPOSITIONS - An aluminum-carbon composition including aluminum and carbon, wherein the aluminum and the carbon form a single phase material, characterized in that the carbon does not phase separate from the aluminum when the single phase material is heated to a melting temperature. | 09-27-2012 |
20120258009 | CONDITIONING A SURFACE OF AN ALUMINIUM STRIP - A method of conditioning the surface of a work piece, particularly of a strip or sheet, more particularly of a lithostrip or lithosheet, including an aluminum alloy is provided. The method for conditioning the surface of a work piece and a work piece including an aluminum alloy enabling an increasing manufacturing speed in electro-chemically graining and maintaining at the same time a high quality of the grained surface, includes a conditioning method which comprises at least the two steps, degreasing the surface of the work piece with a degreasing medium and subsequently cleaning the surface of the work piece by pickling. | 10-11-2012 |
20130028785 | Aluminum-Scandium Alloy - An aluminum-scandium alloy contains essentially of Si; Fe; Mn; Cr; Ti; from 1.9 wt % to 2.5 wt % Cu, from 2.0 wt % to 2.7 wt % Mg, from 5.9 wt % to 6.9 wt % Zn, from 0.08 wt % to 0.15 wt % Zr, from 0.01 wt % to 0.06 wt % Sc, balance aluminum and inevitable impurities. | 01-31-2013 |
20130136651 | ALUMINUM ALLOY AND METHOD FOR PRODUCING THE SAME - The present disclosure provides an aluminum (Al) alloy, for general casting, and a technique for producing the same. The Al alloy includes Al, Si in the range of 5 to 13 wt %, Ti in the range of 2 to 7 wt % and B in the range of 1 to 3 wt %. According to the disclosure, a TiB | 05-30-2013 |
20130136652 | ALUMINUM ALLOY FOR CONTINUOUS CASTING AND METHOD FOR PRODUCING THE SAME - The present disclosure provides an aluminum (Al) alloy for continuous casting, and a method of making the same. The Al alloy includes Al, Si in the range of 14 to 20 wt %, Ti in the range of 2 to 7 wt % and B in the range of 1 to 3 wt %. According to the disclosure, TiB | 05-30-2013 |
20130156635 | ALUMINUM ALLOY FOR DIE-CASTING - The present invention relate to an aluminum alloy for die-casting. More particularly, the present invention relate to an aluminum alloy being usable for die-casting and including 1.0% to 5.0% by weight of Mn, 0.5% to 1.5% by weight of Zn, 1.0% to 2.0% by weight of Zr, 0.5% to 1.5% by weight of Cu and 85% to 97% by weight of aluminum. Surface smut due from silicon smutting is not caused after a molding process so that a product can have a clear color. Furthermore, the aluminum alloy can increase an adhesion strength of a coating layer thereby increasing a durability of a die-casting product. Furthermore, because the aluminum alloy does not include a heavy metal harmful to human being, the aluminum alloy may be non-toxic and environment-friendly. | 06-20-2013 |
20130164170 | ALUMINUM ALLOY MATERIAL FOR STORAGE CONTAINER FOR HIGH-PRESSURE HYDROGEN GAS - An object of the present invention is to provide a 6000-series aluminum alloy material for a high-pressure gas container which has both of resistance to hydrogen embrittlement and mechanical properties. In the aluminum alloy material for a high-pressure gas container, the contents of Fe, Mn and Cu fall within narrower ranges than the standard composition of AA6066 alloy. The aluminum alloy material is produced to have a structure in which a predetermined amount of fine dispersed particles are dispersed therein and coarse crystallized materials are small, and therefore strength and resistance to hydrogen embrittlement are improved, which are required for a high-pressure gas container. | 06-27-2013 |
20130280122 | ALUMINUM ALLOY SHEET THAT EXHIBITS EXCELLENT SURFACE QUALITY AFTER ANODIZING AND METHOD FOR PRODUCING THE SAME - An aluminum alloy sheet that exhibits excellent surface quality after anodizing, includes a peritectic element that undergoes a peritectic reaction with at least aluminum, and requires an anodic oxide coating is characterized in that the concentration of the peritectic element in a solid-solution state that is present in the outermost surface area of the aluminum alloy sheet varies in the widthwise direction of the aluminum alloy sheet in the form of a band having a width of 0.05 mm or less, and the difference in the concentration of the peritectic element between adjacent bands is 0.008 mass % or less. | 10-24-2013 |
20130302206 | 2XXX SERIES ALUMINUM LITHIUM ALLOYS - New 2xxx aluminum lithium alloys are disclosed. The aluminum alloys include 3.5-4.4 wt. % Cu, 0.45-0.75 wt. % Mg, 0.45-0.75 wt. % Zn, 0.65-1.15 wt. % Li, 0.1-1.0 wt. % Ag, 0.05-0.50 wt. % of at least one grain structure control element, up to 1.0 wt. % Mn, up to 0.15 wt. % Ti, up to 0.12 wt. % Si, up to 0.15 wt. % Fe, up to 0.10 wt. % of any other element, with the total of these other elements not exceeding 0.35 wt. %, the balance being aluminum. | 11-14-2013 |
20140044588 | ALUMINUM ALLOY SHEET THAT EXHIBITS EXCELLENT SURFACE QUALITY AFTER ANODIZING AND METHOD FOR PRODUCING THE SAME - An aluminum alloy sheet exhibits excellent surface quality after anodizing without showing a band-like streak pattern. The aluminum alloy sheet is a 5000 series aluminum alloy sheet that includes 1.0 to 6.0 mass % of Mg, wherein the concentration of Mg in a solid-solution state that is present in an outermost surface area of the aluminum alloy sheet varies in the widthwise direction of the aluminum alloy sheet in the form of a band having a width of 0.05 mm or more, and the difference in the concentration of Mg between adjacent bands is 0.20 mass % or less. | 02-13-2014 |
20140056755 | ALUMINUM CASTING ALLOY - An aluminum casting alloy contains
| 02-27-2014 |
20140086789 | ALUMINUM ALLOY FOR VEHICLE AND WHEEL FOR MOTORCYCLE - An aluminum alloy for a vehicle has the composition including, by weight %, 0.5% or less of Fe, 0.2% or less of Mn, Si, and Cu with the balance being Al and unavoidable impurities, wherein dendrite arm spacing is 45 μm or less, and a size of an intermetallic compound is 150 μm or less. | 03-27-2014 |
20140099230 | ALUMINUM ALLOY THAT IS NOT SENSITIVE TO QUENCHING, AS WELL AS METHOD FOR THE PRODUCTION OF A SEMI-FINISHED PRODUCT - An aluminum alloy that is not sensitive to quenching, for the production of high-strength forged pieces that are low in inherent tension, and high-strength extruded and rolled products, consisting of: 7.0-10.5 wt. % zinc, 1.0-2.5 wt. % magnesium, 0.1-1.15 wt. % copper, 0.06-0.25 wt. % zirconium, 0.02- 0.15 wt. % titanium, at most 0.5 wt. % manganese, at most 0.6 wt. % silver, at most 0.10 wt. % silicon, at most 0.10 wt. % iron, at most 0.04 wt. % chrome, and at least one element selected from the group consisting of: hafnium, scandium, strontium and/or vanadium with a summary content of at most 1.0 wt. %. The alloy can also contain contaminants at proportions of at most 0.05 wt. % per element and a total proportion of at most 0.15 wt. %, wherein the remaining component includes aluminum. | 04-10-2014 |
20140127076 | 5XXX-LITHIUM ALUMINUM ALLOYS, AND METHODS FOR PRODUCING THE SAME - New 5xxx-lithium aluminum alloys and related products are disclosed. The new 5xxx-lithium aluminum alloy may contain from 3.75 to 5.0 wt. % Mg, from 1.6 to 2.3 wt. % Li, and from 0.50 to 2.5 wt. % Zn, among others. | 05-08-2014 |
20140140886 | ALUMINUM PRESSURE CASTING ALLOY - Aluminium alloy for components having increased strength with a yield point Rp | 05-22-2014 |
20140212326 | ALUMINUM-COPPER-LITHIUM ALLOYS - Improved aluminum-copper-lithium alloys are disclosed. The alloys may include 3.4-4.2 wt. % Cu, 0.9-1.4 wt. % Li, 0.3-0.7 wt. % Ag, 0.1-0.6 wt. % Mg, 0.2-0.8 wt. % Zn, 0.1-0.6 wt. % Mn, and 0.01-0.6 wt. % of at least one grain structure control element, the balance being aluminum and incidental elements and impurities. The alloys achieve an improved combination of properties over prior art alloys. | 07-31-2014 |
20140271342 | NICKEL CONTAINING HYPEREUTECTIC ALUMINUM-SILICON SAND CAST ALLOY - A nickel containing hypereutectic aluminum-silicon sand cast alloy is disclosed herein containing 18-20% by weight silicon, 0.3-1.2% by weight magnesium, 3.0-6.0% by weight nickel, 0.6% by weight maximum iron, 0.4% by weight maximum copper, 0.6% by weight maximum manganese, 0.1% maximum zinc and balance aluminum. The alloy may have a more narrow nickel content of 4.5%-6.0% by weight, and up to 2% by weight cobalt. The alloy may be substantially free from iron, copper and manganese. The alloy of the present invention is preferably sand cast, and most preferably lost foam cast with a pressure of 10 ATM to produce engine parts with high thermal properties that are easily machined. | 09-18-2014 |
20140348698 | ALUMINUM ALLOY MEMBER - An aluminum alloy member is used for joining ends of a sheet-like aluminum alloy member by friction stir welding, and forming an anodic oxidation coating on a weld front surface or a weld back surface, the aluminum alloy member including 0.3 to 1.5 mass % of Mg, 0.2 to 1.2 mass % of Si, 0.5 mass % or less of Cu, and 0.2 mass % or less of Fe, with the balance being Al and unavoidable impurities, Fe-containing second phase particles having a particle size (circle equivalent diameter) of more than 1 μm, among second phase particles dispersed in a matrix of the aluminum alloy member, having an average particle size of 5 μm or less. | 11-27-2014 |
20150030496 | ALUMINUM ALLOY WIRE AND WIRE ASSEMBLY PARTS - Vehicle parts, and more particularly wire and wire assembly parts, manufactured from a non-heat-treatable, wrought aluminum alloy are disclosed. The wire and wire assembly parts are shaped into different forms that meet certain strength and bendability requirements and are capable of being manufactured using forming, threading and swaging. The aluminum alloy used to manufacture the parts is a non-heat-treatable, wrought alloy formed predominantly from aluminum (Al) metal, which is alloyed primarily with magnesium (Mg), and which also includes silicon (Si), iron (Fe), copper (Cu), manganese (Mn), chromium (Cr), zinc (Zn), titanium (Ti), beryllium (Be) and other elements. | 01-29-2015 |
20150064058 | Method Of Manufacturing Aluminum-Zinc-Based Alloy Sheet Using Twin-Roll Casting And Aluminum-Zinc-Based Alloy Sheet Manufactured Thereby - Provided are a method of manufacturing an aluminum-zinc-based alloy sheet using twin-roll casting and an aluminum-zinc-based alloy sheet manufactured thereby. Specifically, a method of manufacturing an aluminum-zinc-based alloy sheet, including preparing a melt by melting elements corresponding to an aluminum alloy including 0.5 wt % to 10 wt % of zinc, inevitable impurities and aluminum as a balance (step 1); and twin-roll casting by introducing the melt prepared in step 1 between a pair of rotating cooling rolls (step 2), and an aluminum-zinc-based alloy sheet manufactured thereby are provided. | 03-05-2015 |
20150071815 | ALUMINUM ALLOY - An aluminum alloy for components with increased rigidity, having a tensile yield strength Rp0.2>200 MPa and simultaneous elongation at break A>6% after a heat treatment, or a tensile yield strength Rp 0.2>120 MPa and simultaneously high elongation at break A>9% in the cast state, or >10% after a T6 heat treatment, in particular for structural and chassis components of a motor vehicle, containing 9 to 11.5 wt % silicon, 0.5 to 0.8 wt % manganese, 0.2 to 1.0 wt % magnesium, 0.1 to 1.0 wt % copper, 0.2 to 1.5 wt % zinc, 0.05 to 0.4 wt % zirconium, 0.01 to 0.4 wt % Cr, max. 0.2 wt % iron, max. 0.15 wt % titanium, 0.01 to 0.02 wt % strontium and the remainder as aluminum and production-related impurities with a maximum total of 0.5 wt %. | 03-12-2015 |
20150098859 | DIECASTING ALLOY BASED ON AL-SI, COMPRISING PARTICULARLY SECONDARY ALUMINUM - A diecasting alloy based on Al—Si is made of 6 to 12% by weight of silicon (Si), at least 0.3% by weight of iron (Fe), at least 0.25% by weight of manganese (Mn), at least 0.1% by weight of copper (Cu), 0.24 to 0.8% by weight of magnesium (Mg) and 0.40 to 1.5% by weight of zinc (Zn). The alloy also has 50 to 300 ppm of strontium (Sr) and/or 20 to 250 ppm of sodium (Na) and/or 20 to 350 ppm of antimony (Sb), and at least one of the following constituents: titanium (Ti) to an extent of not more than 0.2% by weight; not more than 0.3% by weight of zirconium; not more than 0.3% by weight of vanadium (V); and as the remainder aluminium and unavoidable impurities resulting from the production. The total content of Fe and Mn in the diecasting alloy together is not more than 1.5% by weight, the quotient of the percentages by weight of Fe and Mn is 0.35 to 1.5, and the quotient of the percentages by weight of Cu and Mg is 0.2 to 0.8. | 04-09-2015 |
20150132181 | ALUMINUM WELDING FILLER METAL, CASTING AND WROUGHT METAL ALLOY - A composition for producing aluminum casting, wrought, and welding filler metal alloys having a chemistry comprising Si varying from approximately 0.1 and 0.9 wt %,Mn varying from approximately 0.05 to 1.2 wt %, Mg varying from approximately 2.0 to 7.0 wt %, Cr varying from approximately 0.05 to 0.30 wt %, Zr varying from approximately 0.05 to 0.30 wt %, Ti varying from approximately 0.003 to 0.20 wt %, and B varying from approximately 0.0010 to 0.030 wt %, and a remainder of aluminum and various trace elements. The alloy is particularly suited to producing high strength structures such as automobiles, truck trailers, rail cars, and ships. It is the first | 05-14-2015 |
20150292064 | HIGH ELASTICITY HYPER EUTECTIC ALUMINUM ALLOY AND METHOD FOR MANUFACTURING THE SAME - Disclosed herein is a high-elasticity hypereutectic aluminum alloy, including: titanium (Ti) and boron (B), wherein a composition ratio of Ti:B is 3.5 to 5:1, boron (B) is included in an amount of 0.5 to 2 wt %, and both Al | 10-15-2015 |
20150315680 | 7XX ALUMINUM CASTING ALLOYS, AND METHODS FOR MAKING THE SAME - New 7xx aluminum casting alloys are disclosed. The aluminum casting alloys generally include from 3.0 to 8.0 wt. % Zn, from 1.0 to 3.0 wt. % Mg, where the wt. % Zn exceeds the wt. % Mg, from 0.35 to 1.0 wt. % Cu, where the wt. % Mg exceeds the wt. % Cu, from 0.05 to 0.30 wt. % V, from 0.01 to 1.0 wt. % of at least one secondary element (Mn, Cr, Zr, Ti, B, and combinations thereof), up to 0.50 wt. % Fe, and up to 0.25 wt. % Si, the balance being aluminum and other elements, wherein the aluminum casting alloy include not greater than 0.05 wt. % each of the other elements, and wherein the aluminum casting alloy includes not greater than 0.15 wt. % in total of the other elements. | 11-05-2015 |
20150315688 | CAST ALUMINUM ALLOY COMPONENTS - Aluminum alloy components having improved properties. In one form, the cast alloy component may include about 0.6 to about 14.5 wt % silicon, 0 to about 0.7 wt % iron, about 1.8 to about 4.3 wt % copper, 0 to about 1.22 wt % manganese, about 0.2 to about 0.5 wt % magnesium, 0 to about 1.2 wt % zinc, 0 to about 3.25 wt % nickel, 0 to about 0.3 wt % chromium, 0 to about 0.5 wt % tin, about 0.0001 to about 0.4 wt % titanium, about 0.002 to about 0.07 wt % boron, about 0.001 to about 0.07 wt % zirconium, about 0.001 to about 0.14 wt % vanadium, 0 to about 0.67 wt % lanthanum, and the balance predominantly aluminum plus any remainders. Further, the weight ratio of Mn/Fe is between about 0.5 and about 3.5. Methods of making cast aluminum parts are also described. | 11-05-2015 |
20150322556 | LITHIUM FREE ELEVATED TEMPERATURE ALUMINUM COPPER MAGNESIUM SILVER ALLOY FOR FORGED AEROSPACE PRODUCTS - A substantially lithium-free alloy may comprise copper from 4.8 wt. % to 5.4 wt. %, magnesium from 0.7 wt. % to 1.1 wt. %, silver from 0.55 wt. % to 0.7 wt. %, and lithium at or below 0.005 wt. %. The substantially lithium-free alloy may further comprise silver from 0.56 wt. % to 0.7 wt. %. The substantially lithium-free alloy may also comprise zirconium from 0.08 wt. % to 0.15 wt. %. The substantially lithium-free alloy may include titanium at or below 0.06 wt. %, iron at or below 0.1 wt. %, silicon at or below 0.08 wt. %, beryllium at or below 0.0001 wt. %, chromium at or below 0.05 wt. %, and zinc at or below 0.25 wt. %. | 11-12-2015 |
20150360340 | METHOD FOR POLISHING ALLOY MATERIAL AND METHOD FOR MANUFACTURING ALLOY MATERIAL - An alloy material polishing method of the present invention is a method for polishing an alloy material containing a main component and 0.5% by mass or more of an accessory component element having a Vickers hardness (HV) different from that of the main component by 5 or more. The polishing method is characterized by polishing a surface of the alloy material using a polishing composition containing abrasive grains and an oxoacid-based oxidizing agent. The main component of the alloy material is preferably at least one selected from aluminum, titanium, iron, nickel, and copper. The main component of the alloy material is preferably aluminum, and the accessory component element is preferably at least one selected from silicon, magnesium, iron, copper, and zinc. The polishing method preferably includes preliminarily polishing the alloy material using a preliminary polishing composition before the polishing of the alloy material using the polishing composition. | 12-17-2015 |
20150368771 | ALUMINIUM ALLOY FOR PRODUCING SEMI-FINISHED PRODUCTS OR COMPONENTS FOR MOTOR VEHICLES, METHOD FOR PRODUCING AN ALUMINIUM ALLOY STRIP FROM SAID ALUMINIUM ALLOY, AND ALUMINIUM ALLOY STRIP AND USES THEREFORE - An aluminium alloy for producing semi-finished products or components for motor vehicles is provided, wherein the alloying components of the aluminium alloy have the following contents in percent by weight: Fe≦0.80%, Si≦0.50%, 0.90%≦Mn≦1.50%, Mg≦0.25%, Cu≦0.125%, Cr≦0.05%, Ti≦0.05%, V≦0.05%, Zr≦0.05%, the remainder being aluminium, unavoidable impurity elements, individually <0.05%, in total <0.15%, and the combined content of Mg and Cu satisfies the following relation in percent by weight: 0.15%≦Mg+Cu≦0.25%, wherein the Mg content of the aluminium alloy is greater than the Cu content of the aluminium alloy. A method for producing an aluminium alloy strip from such an aluminium alloy and an aluminium alloy strip produced by this method are also provided, as well as uses thereof. | 12-24-2015 |
20150376739 | ALLOY FOR TABSTOCK AND CAN END - This application discloses 3XXX aluminum alloys useful in fabricating can ends and tabs used for opening cans, particularly AA3104 and AA3204 aluminum alloys. This application discloses 3XXX aluminum alloys useful in fabricating cans comprising a body, end and tab, particularly AA3104 and AA3204 aluminum alloys. | 12-31-2015 |
20150376740 | ALUMINUM-MAGNESIUM-LITHIUM ALLOYS, AND METHODS FOR PRODUCING THE SAME - New aluminum-magnesium-lithium alloys, and methods for producing the same are disclosed. The alloys generally contain 2.0-3.9 wt. % Mg, 0.1-1.8 wt. % Li, up to 1.5 wt. % Cu, up to 2.0 wt. % Zn, up to 1.0 wt. % Ag, up to 1.5 wt. % Mn, up to 0.5 wt. % Si, up to 0.35 wt. % Fe, 0.05 to 0.50 wt. % of a grain structure control element, up to 0.10 wt. % Ti, and up to 0.10 wt. % of any other element, with the total of these other elements not exceeding 0.35 wt. %, the balance being aluminum. | 12-31-2015 |
20150376742 | ALUMINUM ALLOY SHEET FOR STRUCTURAL MATERIAL - Disclosed is a 7xxx-series aluminum alloy sheet having a specific chemical composition and produced by a common procedure. The aluminum alloy sheet has a good balance between a Zn content and a Mg content while having a lower Zn content so as to have a strength retained at high level. The aluminum alloy sheet has a microstructure having a specific endothermic peak temperature and a specific maximum height of exothermic peak(s) in a differential scanning calorimetric curve, where the curve is plotted after natural aging of the produced sheet. The aluminum alloy sheet can thereby have a high strength, satisfactory formability, and good corrosion resistance which are required for structural components. | 12-31-2015 |
20160047021 | ALUMINUM ALLOY SHEET FOR PRESS FORMING, PROCESS FOR MANUFACTURING SAME, AND PRESS-FORMED PRODUCT THEREOF - An aluminum alloy sheet for press forming includes an aluminum alloy including 0.4 to 1.5 mass % of Si and 0.3 to 1.0 mass % of Mg, with the remainder being Al and inevitable impurities. With respect to diagonal lengths of indentations formed therein with a Vickers hardness tester, a proportion P (%) of a difference ΔL between a length L0 of a diagonal which forms an angle of 0° with a rolling direction and a length L45 of a diagonal which forms an angle of 45° with the rolling direction to the L0 is 2.0% or less. | 02-18-2016 |
20160047022 | ALUMINUM-COPPER ALLOYS WITH IMPROVED STRENGTH - Aluminum alloys are provided that can comprise boron and vanadium and high amounts of titanium and zirconium. The aluminum alloys described herein can exhibit superior tensile properties at both room temperature and elevated temperatures and still maintain desirable ductility. The aluminum alloys can be used in applications where resistance to fatigue and breakdown at elevated temperatures is desirable, which includes applications in the aerospace and aeronautical fields. | 02-18-2016 |
20160060732 | ALUMINUM CASTING ALLOYS HAVING MANGANESE, ZINC AND ZIRCONIUM - Improved aluminum casting alloys having are disclosed. The new aluminum casting alloys generally include manganese, zinc, and zirconium. In this regard, the new aluminum casting alloys generally include from 2.0 to 5.0 wt. % Mn, 1.0-4.5 wt. % Zn, and from 0.05 to 0.9 wt. % Zr, the balance being aluminum, optional secondary elements, iron and silicon impurities, and other elements, where the new aluminum casting alloy includes not greater than 0.15 wt. % each of the other elements, and where the new aluminum casting alloy included not greater than 0.50 wt. % in total of the other elements. | 03-03-2016 |
20160076126 | Alloys for Highly Shaped Aluminum Products and Methods of Making the Same - Described herein are novel aluminum containing alloys. The alloys are highly formable and can be used for producing highly shaped aluminum products, including bottles and cans. | 03-17-2016 |
20160137233 | ALUMINUM ALLOY FOR VEHICLE OUTER PANELS AND METHOD FOR PRODUCING THE SAME - Disclosed herein are an aluminum alloy for vehicle outer panels and a method for producing the aluminum alloy thereby improving elasticity, formability, and dent resistance by maximizing a generation of boride compound to improve stiffness and NVH characteristics. The aluminum alloy for vehicle outer panels includes Ti, B, Mg, and a balance of the aluminum alloy being Al and includes both of an AlB | 05-19-2016 |
20160138136 | ALUMINUM ALLOY HAVING EXCELLENT FORMABILITY AND ELASTICITY AND METHOD OF PRODUCING THE SAME - An aluminum alloy having excellent formability and elasticity includes Ti, B, Mg, and the Al, wherein a composition ratio of Ti: B: Mg is 1:3.5˜4.5:1, and AlB | 05-19-2016 |
20160138137 | ALUMINUM ALLOY FOR ENGINE PISTON OF AUTOMOBILE AND METHOD FOR PRODUCING THE SAME - An aluminum alloy for an engine piston of an automobile may be composed of Ti, B, Cu and the balance of Al and may include a TiB | 05-19-2016 |
20160153074 | ALUMINUM ALLOY | 06-02-2016 |
20160186302 | HIGH-STRENGTH ALUMINUM ALLOY AND MANUFACTURING METHOD THEREOF - An aluminum alloy suitable for anodizing contains, in mass percent, Zn: 5.0% or more and 7.0% or less, Mg: more than 2.2% and 3.0% or less, Cu: 0.01% or more and 0.10% or less, Zr: 0.10% or less, Cr: 0.02% or less, Fe: 0.30% or less, Si: 0.30% or less, Mn: 0.02% or less, and Ti: 0.001% or more and 0.05% or less, the remainder being composed of Al and unavoidable impurities. The aluminum alloy has a Zn/Mg ratio of 1.7 or more and 3.1 or less, a proof stress of 350 MPa or more and a metallographic structure composed of a recrystallized structure. | 06-30-2016 |
20160250683 | SECONDARY CAST ALUMINUM ALLOY FOR STRUCTURAL APPLICATIONS | 09-01-2016 |