|7824605||As-cast carbidic ductile iron|
An as-cast carbidic ductile iron is provided, having a pearlitic matrix with 5-50% by volume carbides and high wear resistance properties. The as-cast carbidic ductile iron is produced without an austempering heat treatment step. The as-cast carbidic ductile iron pr...
|7419554||Engine cylinder block and cylinder head fabricated from a grey cast iron alloy|
A grey cast iron alloy for producing cylinder block and/or cylinder head castings including iron, carbon, silicon, manganese, phosphorus, sulphur, tin, copper, chromium, molybdenum and nitrogen. The nitrogen content of the alloy is in the range of 0.0095-0.016 perce...
|7163594||High tensile strength gray iron alloy|
A gray iron alloy having a composition comprising about 4.10% to about 4.25% carbon equivalent, about 3.5% to about 3.65% carbon, about 0.4% to about 0.9% manganese, about 1.5% to about 1.9% silicon, less than about 0.12% phosphorous, less than about 0.17% sulfur, a...
|6939414||Nodular graphite iron alloy|
A nodular cast iron alloy for cast iron products having a high modulus of elasticity comprising the chemical constituents C, Si, Cu, Ni and/or Mo, Mn, Mg and S, wherein the alloy is composed in per cent by weight of: C
|6613274||Cast iron alloy and method of making the same|
The invention provides a cast iron alloy comprising 3.0-3.8% carbon, 06-25% silicon, 0.2-0.65% manganese, 0.01-0.1% tin,
|6053990||Perlitic grey iron for brake components|
An iron alloy material for brake components comprising substantially perlitic grey iron alloyed with further elements comprising: carbon present in an amount of 3.50-3.70% by weight; vanadium present in an amount of 0.05-0.1% by weight; molybdenum present...
|5980651||Process to obtain parts of high carbon gray cast iron and high carbon gray cast iron material in special to manufacture rotors and drum brake systems and general automotive application with noise absorption|
A method to obtain parts of high carbon gray cast iron and high carbon gray cast iron material includes, a process to obtain high carbon gray cast iron and high carbon gray cast iron castings parts from the material. The castings parts so obtained are cas...
|5948353||Gray iron composition and brake components formed thereof|
Improved gray iron compositions comprise at least about 90 weight % iron, at least about 3.40 weight % carbon, from about 1 to 2.5 weight % silicon, from about 0.4 to 1.0 weight % manganese, and from about 0.02 to 0.07 weight % tin. Preferably, the gray i...
|5777828||Magnetic alloy and magnetic head having at least a part made of the magnetic alloy|
A magnetically soft thin-film is prepared either to be of a composition wherein Fe is used as a principal component, and 0.5 to 20 atomic % of Al, 2 to 25 atomic % of at least one of Zr, Hf, Nb, Ta, Mo and W, 0.05 to 5 atomic % of at lease one of Ag and C...
A magnetic alloy which contains Fe; 1-15 at. %, at least one element selected from the group consisting of Ti, Zr, Hf, V, Nb, Ta, Mo and W; 1-10 at. %, at least one element selected from among platinum group elements; 0.1-5 at. %, at least one element sel...
|5242510||Alloyed grey iron having high thermal fatigue resistance and good machinability|
A moderately high carbon alloy grey iron having a carbon content ranging from 3.4% to 3.6% by weight and a primary alloying addition of the combination of molybdenum and copper in amounts by weight ranging from 0.25% to 0.40% and from about 0.30% to 0.60%...
|4891076||Gray cast iron having both increased wear resistance and toughness|
A method is disclosed for making gray iron having both increased wear resistance and impact toughness, comprising: (a) solidifying a hypoeutectic gray iron melt (i) to which has been added a eutectic carbide forming agent in an amount of 0.3-0.8% by weigh...
|4791033||Fuel cell system|
In a fuel cell system employing an internally reforming fuel cell and a gas transfer device for recycling hydrogen gas in the fuel cell exhaust back to the fuel cell, the supply fuel is passed through the transfer device so as to allow controllable transf...
|4194906||Wear resistant low alloy white cast iron|
A low alloy white cast iron has been developed for wear resistance applications. The alloy consists essentially of about 2 to 4% carbon, 0.3 to 1.5% silicon, 0.5 to 1.5% manganese, 0.5 to 1.5% copper and 0.25 to 1% molybdenum, the remainder being substant...
|4166756||Railroad car friction casting metallurgy|
A process for the manufacture of railroad car truck components with high wear resistant qualities involves an alloy of specific composition, dumping from the sand mold above a specific temperature and being allowed to cool in air, resulting in an "as cast...
|4032622||Method of concentrating sulfuric acid using a boiler of improved cast iron|
When distilling or boiling concentrated sulfuric acid in a vessel of gray cast iron the corrosion resistance of the apparatus is improved by using an alloy containing from 0.2 to 1.6 % of silicon 0 to 0.2 % of phosphorus 0.6 to 2.5 % of copper 0 to 3.5 % of ni...
|4003451||Low noise brake shoe for track retarder|
Noise from track retarders is significantly reduced by a brake shoe which dampens vibrations as continuous braking action of a wheel occurs. The brake shoe is adapted to have selectively variable brake surface configurations which contribute to reduced vi...