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7572521 |
Aluminum alloy for surfaces which are subjected to extreme stresses due to friction
The invention relates to an aluminium alloy used as a coating for surfaces subjected to extreme friction stress, with an aluminium matrix incorporating at least a soft phase and a hard phase, as...
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7211161 |
Al-Mg alloy products suitable for welded construction
The invention relates to an Al—Zn—Mg—Cu alloy worked product, characterised in that contains (percentage by weight)
Mg 4.85–5.35 Mn 0.20–0.50 Zn 0.20–0.45 Si < 0.20 Fe < 0.30...
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7156930 |
Aluminum alloy pipe having multistage formability
An aluminum alloy pipe, which is composed of an aluminum alloy containing 2.0% (% by mass, the same hereinafter) to 5.0% of Mg, 0.20% or less of Si, 0.30% or less of Fe, 0.8% or less (including 0%)...
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7033447 |
Halogen-resistant, anodized aluminum for use in semiconductor processing apparatus
We have discovered that the formation of particulate inclusions at the surface of an aluminum alloy article, which inclusions interfere with a smooth transition from the alloy surface to an...
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6982121 |
Anodization-adapted aluminum alloy and plasma-treating apparatus made thereof
An anodization-adapted aluminum alloy containing 2.0 to 3.5 wt % Mg and the remainder of 99.9 wt % or greater high-purity aluminum.
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6866728 |
Aluminum alloy with excellent decorativeness
An aluminum alloy with excellent decorativeness, having a composition represented by the general formula Al a Mg b Mn c Cr d , wherein b, c, and d are, in mass percentage, 3.0≦b≦5.6,...
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6733725 |
Reversible hydrogen storage composition
Hydrogen storage compositions which liberate hydrogen readily and which are readily regenerated from a dehydrogenated state formed by liberation of hydrogen are derived from an AlH 3 -based complex...
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6726892 |
Advanced aluminum alloys for hydrogen storage
Various aspects of the present invention provides a nanocrystalline powder suitable for storing hydrogen and a method of producing such a powder. One embodiment provides a nanocrystalline powder...
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6592812 |
Aluminum alloy thin film target material and method for forming thin film using the same
The present invention provides a heat-resistant and low-electric-resistance aluminum alloy thin film which, even after heat treatment at 300-400° C., exhibits no hillock generation and has a...
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6531004 |
Weldable anti-corrosive aluminium-magnesium alloy containing a high amount of magnesium, especially for use in aviation
Weldable, high-magnesium-content aluminum-magnesium alloy consisting of at least 5-6% w/w magnesium (Mg), 0.05-0.15% w/w zirconium (Zr), 0.05-0.12% w/w manganese (Mn), 0.01-0.2% w/w titanium (Ti),...
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6485583 |
Aluminium-lithium alloy
A dispersion strengthened mechanically alloyed aluminium based alloy is provided which is prepared by mechanical alloying and is characterized by improved isotropic strength, fracture toughness and...
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6485682 |
Hardened aluminum alloy for use in the manufacture of printed circuit boards
A hardened aluminum alloy, for use in the manufacture of printed circuit boards, having elevated levels of manganese and magnesium and produced as a sheet by a cold rolling process to a specified...
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6444059 |
Product for a welded construction made of AlMgMn alloy having improved mechanical strength
Rolled or extruded products for welded constructions are made of an aluminum-magnesium-manganese type aluminum alloy, consisting essentially of, by weight: 3.0<Mg<5.0 0.5<Mn<1.0...
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6383314 |
Aluminum alloy sheet having high ultimate tensile strength and methods for making the same
Aluminum sheets and methods for manufacturing aluminum sheets are provided. The present invention involves control of processing conditions in order to achieve a fine grain size (i.e. ASTM rating...
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6352671 |
Aluminum alloy
A corrosion-resistant aluminum alloy includes 91%-95.7% by weight aluminum, 0.5%-1% by weight scandium, 3%-5% by weight magnesium, 0.5%-2% by weight nickel, and 0.3%-1% by weight chromium.
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6342113 |
Aluminum-magnesium alloy plate or extrusion
A high strength Al—Mg alloy in plate or extrusion form having significantly improved strength in both soft and work-hardened tempers as compared with AA5083 is provided. The materials have...
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6334978 |
Cast alloys
The present invention is directed to the additions of alkaline earth metals, in particular strontium and optionally combinations with other metals, to aluminum and aluminum alloys to improve the...
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6312534 |
High strength cast aluminum-beryllium alloys containing magnesium
A high strength cast aluminum-beryllium alloy including magnesium represented by the formula (25-60% Al)+(40-75% Be)+(0.1-1.25% Mg)+(0<X≤5%)+(0<Y≤4%)+(0<Z≤0.75%)=100, wherein: X is...
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6309481 |
Aluminum casting alloy
An aluminium casting alloy contains: TBL 2.0 to 3.5 w. % magnesium 0.15 to 0.35 w. % silicon 0.20 to 1.2 w. % manganese max. 0.40 w. % iron max. 0.10 ...
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6277217 |
Aluminum alloy for die-cast product having a high-toughness
An aluminum alloy comprises magnesium in a range of 3.0% by weight≤Mg≤5.5% by weight, manganese in a range of 1.5% by weight≤Mn≤2.0% by weight, nickel in a range of 0.5% by...
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6258318 |
Weldable, corrosion-resistant AIMG alloys, especially for manufacturing means of transportation
A weldable, corrosion resistant aluminum-magnesium alloy consisting essentially of 3 to 5% by weight magnesium (Mg), 0.05 to 0.15% by weight zirconium (Zr), 0.05 to 0.12% by weight manganese (Mn),...
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6248453 |
High strength aluminum alloy
A high strength dispersion strengthened aluminum alloy comprising an aluminum solid solution matrix strengthened by a dispersion of particles based on the compound Al 3 X, where Al 3 X has an L1...
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6238495 |
Aluminium-magnesium alloy plate or extrusion
A high strength Al--Mg alloy in plate or extrusion form having significantly improved strength in both soft and work-hardened tempers as compared with AA5083 is provided. The materials have...
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6168675 |
Aluminum-silicon alloy for high temperature cast components
There is claimed an aluminum alloy composition consisting essentially of: about 12-22 wt % silicon, about 2.5-4.5 wt % nickel, about 0.2-0.6 wt % magnesium, up to about 1.2 wt % manganese, up to...
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6132531 |
Alloy and cast alloy components
Alloy and cast alloy product ideally suited for use as a component in a vehicle frame or subframe, i.e., body-in-white, comprising an alloy consisting of about 2.80 to 3.60 wt. % magnesium, less...
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6123899 |
Master alloy hardeners
This invention relates to master alloy hardeners for use in preparing aluminum base alloys. The respective concentrations of the alloying elements in the master alloy hardener are a multiple equal...
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6074494 |
Surface nitriding method of an aluminum material, and an auxiliary agent for nitriding
This invention aims to provide a nitriding method of forming a relatively thick nitride layer on the surface of an aluminum material containing silicon, and an auxiliary agent for nitriding. By...
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6056835 |
Superplastic aluminum alloy and process for producing same
The present invention relates to a process for producing a superplastic aluminum alloy capable of being used for plastic working such as extrusion, forging and rolling. An object of the present...
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5993572 |
Thixocasting process, and thixocasting aluminum alloy material
In a thixocasting process, the following steps are used: a step of subjecting, to a heating treatment, an Al-Si based alloy material having a hypo eutectic crystal composition and a characteristic...
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5939164 |
Aluminum alloy sheet for magnetic disk substrate aluminum alloy clad sheet for magnetic disk substrate and their manufacturing method
The present invention relates to an aluminum alloy for a magnetic disk substrate having a composition consisting of, by percent by weight, 2.0 to 6.0% of Mg, 0.05 to 0.15% of Cu, 0.10 to 0.30% of...
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5925313 |
Aluminum base alloy containing boron and manufacturing method thereof
There is provided an Al base alloy containing boron which is superior in mechanical properties such as strength, ductility or workability and the like and has a neutron absorbing capacity and an...
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5911845 |
Extruded articles of age-hardening aluminum alloy and method for production thereof
A high-strength extruded article of an age-hardening aluminum alloy capable of educing an achromatic dark gray color after the anodizing treatment thereof and a method for the production thereof...
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5865912 |
SiC-reinforced aluminum alloy composite material
Described herein is an SiC-reinforced aluminum alloy composite material of the type having silicon carbide uniformly dispersed in an aluminum alloy matrix containing magnesium as a strengthening...
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5803995 |
Calcium-aluminum system hydrogen absorbing alloy
The calcium-aluminum system hydrogen absorbing alloy of the present invention is an alloy which is composed of a mixture P of Ca with Mg and an Al base alloy Q, has a molar ratio P:Q of 1:1.5 to...
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5772802 |
Method for making can end and tab stock
Can or lid stock and a method for its manufacture in which a low alloy content aluminum alloy is strip cast to form a hot strip cast feedstock, the hot feedstock is rapidly quenched to prevent...
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5759302 |
Heat treatable Al alloys excellent in fracture touchness, fatigue characteristic and formability
There is provided Al alloys which have improved and excellent fracture toughness and fatigue characteristic and improved formability, and which can be suitably used for transportation machines,...
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5714271 |
Electrolytic condenser electrode and aluminum foil therefor
A raw aluminum foil for use to prepare electrolytic condenser electrodes has an aluminum purity of 99.9% or higher and contains 50-500 ppm of Mg. A method of etching the raw foil to prepare the...
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5714018 |
High-strength and high-toughness aluminum-based alloy
A high-strength and high-toughness aluminum-based alloy having a composition represented by the general formula: Al a Ni b X c M d Q e , wherein X is at least one element selected from the...
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5665306 |
Aerospace structural member made from a substantially vanadium-free aluminum alloy
There is claimed a sheet or plate structural member suitable for aerospace applications and having improved combinations of strength and toughness. The member is made from a substantially...
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5595615 |
High toughness and high strength aluminum alloy casting
A high toughness and high strength casting of an aluminum alloy, has comparatively thick portions with a thickness of 20 mm or more, 4-6% Si, 0.2-0.6% Mg, less than 0.15% Fe, not more than 0.4% Mn,...
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5593516 |
High strength, high toughness aluminum-copper-magnesium-type aluminum alloy
An aluminum-based alloy composition having improved combinations of strength and fracture toughness consists essentially of 2.5-5.5 percent copper, 0.10-2.30 percent magnesium, with minor amounts...
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5578144 |
High-strength, high-ductility cast aluminum alloy and process for producing the same
To provide a high-strength, high-ductility cast aluminum alloy, which enables a near-net shape product to be produced by improving the casting structure of an aluminum alloy, particularly by using...
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5573606 |
Aluminum alloy and method for making die cast products
The present invention relates to an aluminum base die casting alloy having substantially improved mechanical properties, and a method for making die cast products from the alloy. More particularly...
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5565169 |
Aluminum-magnesium alloys having high toughness
A substantially lithium-free aluminum base alloy product having improved combinations of elongation and fracture toughness in an aged condition, the aluminum alloy product comprising at least 0.5...
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5540791 |
Preformable aluminum-alloy rolled sheet adapted for superplastic forming and method for producing the same
An aluminum-alloy rolled sheet is cold preformed and then superplastically formed by: providing a composition which consists of from 2.0 to 8.0% of Mg, from 0.0001 to 0.01% of Be, and at least one...
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5536296 |
Process for treating molten aluminum with chlorine gas and sulfur hexafluoride to remove impurities
There is disclosed an improved process for treating molten aluminum or aluminum alloys containing impurities, such as alkali metals, alkaline earth metals and hydrogen, to reduce the amount of...
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5516382 |
Strong formable isotropic aluminium alloys for drawing and ironing
An aluminum alloy useful for drawing and/or ironing, particularly of drink cans. The alloy consists essentially of, in weight percent, Fe<0.25; Si<0.25; Mn from 1.05 to 1.6; Mg from 0.7 to...
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5512241 |
Al-Cu-Li weld filler alloy, process for the preparation thereof and process for welding therewith
Weld filler alloys comprising aluminum, copper, lithium and, optionally, silver are disclosed which possess significantly improved fabricability and weldability. The weld filler alloys are free of...
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5489347 |
Aluminum alloy fin material for heat-exchanger
An aluminum alloy fin material for heat-exchanger with excellent thermal conductance and strength after brazing comprising 0.005 to 0.8 wt. % of Si, 0.5 to 1.5 wt. % of Fe, 0.1 to 2.0 wt. % of Ni,...
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5478418 |
Aluminum alloy powder for sliding members and aluminum alloy therefor
An aluminum alloy powder for sliding members includes Fe in an amount of from 0.5 to 5.0% by weight, Cu in an amount of from 0.6 to 5.0% by weight, B in an amount of from 0.1 to 2.0% by weight and...
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