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7442264 Method of using low alloy anticoking steels with an increased silicon and manganese content in refining and petrochemicals applications  
The use is described, in the fabrication of apparatus and equipment used in refining and in petrochemicals (for example furnace, reactor or line elements), of a steel composition comprising: ...
6623571 Metastable aluminum-titanium materials  
This invention relates to the synthesis of a new generation of metastable aluminum-titanium (Al—Ti) alloys and the process of making them. The preparation method used is a combination process...
6617050 Low density and high ductility alloy steel for a golf club head  
An alloy for golf club head include by weight 25 to 31 wt % manganese, 6.3 to 7.8 wt % aluminum, 0.65 to 0.85 wt % carbon and 5.5 to 9.0 wt % chromium, and the balance being iron. Additions of 0.8...
6586117 Steel sheet having excellent workability and shape accuracy and a method for its manufacture  
A steel for forming a high strength steel sheet contains, in mass %, C: at most 0.04%, Si: at most 0.4%, Mn: 0.5-3.0%, P: at most 0.15%, S: at most 0.03%, Al: at most 0.50%, N: at most 0.01%, and...
6559573 Spindle motor and pivot assembly  
A shaft 2 of a spindle motor is composed of a steel material including 0.20 wt % of C, 0.35 wt % of Si, 8.00 wt % of Mn, higher than 0 and equal to or less than 0.05 wt % of P, 0.15 wt % of S,...
6524726 Cold-rolled steel sheet and galvanized steel sheet, which are excellent in formability, panel shapeability, and dent-resistance, and method of manufacturing the same  
Disclosed is a cold-rolled steel sheet excellent in formability, panel shapeability and dent-resistance, comprising 0.005 to 0.015% by weight of C, 0.01 to 0.2% by weight of Si, 0.2 to 1.5% by...
6506266 Tire or solid wheel for wheelsets of rail vehicles  
A composition for steel used for tires or solid wheels of rail vehicles, which composition provides improved properties, in terms of wear, crack susceptibility, ability to withstand thermal loads,...
6423426 High tensile hot-dip zinc-coated steel plate excellent in ductility and method for production thereof  
A steel sheet having a composition comprising C: 0.05-0.20 mass %, Si: 0.3-1.8 mass %, Mn: 1.0-3.0 mass %, Fe of the balance and inevitable impurities is subjected to a primary step of primary heat...
6410163 High strength thin steel sheet, high strength alloyed hot-dip zinc-coated steel sheet, and method for producing them  
The present invention provides a high strength thin excellent workability and galvanizability, having a composition comprising from 0.01 to 0.20 wt. % C, up to 1.0 wt. % Si, from 1.0 to 3.0 wt. %...
6361740 Suspension arm and load beam for a disk drive  
A high-damping, corrosion resistant and substantially non-magnetic material having high damping properties has been developed for use in dynamic applications, specifically, a disk drive suspension...
6112669 Projectiles made from tungsten and iron  
A lead-free projectile made from a composition containing about 5-25% by weight tungsten and more than about 97% by weight tungsten plus iron.
5735974 Irradiated intermetallic compound containing part of light-water reactor  
A part of a light-water reactor, for example, a cladding for a light-water reactor has at least a portion made of an intermetallic compound, such as Ni 3 Al, Ni 2 Al 3 , TiAl, Ti 3 Al, Pt 2 Si,...
5728238 Iron based powder, component produced therefrom and method of producing the component  
An iron-based powder for producing impact-resistant components by powder compacting and sintering contains, in addition to Fe, 0.3-0.7% by weight of P, 0.3-3.5% by weight of Mo, and not more than...
5538044 Welded steel pipe steel and welded steel pipe having good wear  
Welded steel pipe having wear resistance properties, corrosion resistance and low-temperature toughness is provided by preparing welded steel pipe formed of composite steel material comprised of an...
5385617 Ultralow yield strength steel  
An ultralow yield strength steel consisting of: from 0.01 to 0.25 wt % of hexagonal boron nitride particles having an average diameter of from 1 to 30 μm; and the balance consisting of iron and...
5069981 Steel sheet dip-plated with a Zn-Al alloy and process for the manufacture thereof  
A low carbon steel sheet dip-plated with a Zn-Al alloy, which is in a non-recrystallized and rolled state and which comprises, as an element to raise the recrystallization temperature, at least one...
4816090 Heat treated cold rolled steel strapping  
A method of heat treating cold rolled steel strapping comprising rapidly heating the strapping to the dual phase temperature range at a rate of the order of 100° C. per second, with little or more...
4812182 Air-cooling low-carbon bainitic steel  
Steel articles have a granular bainite microstructure on continuous air cooling, from hot working temperature, of a low cost, tough, high strength, low alloy (HSLA) steel having a composition...
4662953 Creep resistant cold-rolled and annealed steel sheet and strip  
A cold-rolled, annealed and coated steel sheet or strip characterized by (1) a high degree of creep resistance, as measured by excellent performance in a sag deflection test when subjected to...
4657606 High chromium duplex stainless steel  
A high chromium, copper containing, duplex steel alloy having a microstructure in which 40% to 60% is a ferritic matrix, the matrix having austenite grains embedded therein, the structure being...
4613385 High strength, low carbon, dual phase steel rods and wires and process for making same  
A high strength, high ductility, low carbon, dual phase steel wire, bar or rod and process for making the same is provided. The steel wire, bar or rod is produced by cold drawing to the desired...
4585062 Method of using rods resistant to hydrosulfuric acid  
High-strength rods, useful in an acid enviroment, in which the H 2 S partial pressure in gaseous phase may exceed 300 Pa or in which the H 2 S content in liquid phase may have a corresponding...
4581079 Bearing steel  
A bearing steel containing about 0.8% to about 1.2% carbon, about 0.5% to about 1.33% manganese, about 0.25% to about 0.7% silicon, about 0.14% to about 0.5% molybdenum, up to about 0.75% chromium...
4533405 Tubular high strength low alloy steel for oil and gas wells  
An article of manufacture is provided comprising a heat treated high strength low-alloy steel tubular product of the L-80 and N-80 type suitable for use as an oil well tubular member. The...
4529441 Electrical steels  
The invention provides a continuous cast electrical steel and its method of production from a steel melt having a composition range of up to 0.06% carbon, up to 0.04% sulphur, up to 0.15%...
4501626 High strength steel plate and method for manufacturing same  
There are described a high strength steel plate having a low yield ratio and improved strength-elongation balance and stretch flangeability, and a method for producing same, the steel plate...
4496400 Thin steel sheet having improved baking hardenability and adapted for drawing and a method of producing the same  
The present invention belongs to a technical field of cold rolled steel sheet. The present invention provides a thin steel sheet suitable to be formed into, for example, an external automotive...
4478652 Class D sucker rods  
It has been found that API Class D sucker rods can be made inexpensively from low-alloy, low-cost steel by following a suitable induction-normalizing process and using a suitable steel to which...
4473414 High tensile strength cold rolled steel sheets and high tensile strength hot-dip galvanized steel sheets  
The present invention provides high tensile strength cold rolled steel sheets having excellent formability, which consist of 0.002-0.015% of C, not more than 1.2% of Si, 0.04-0.8% of Mn, 0.03-10%...
4472208 Hot-rolled high tensile titanium steel plates and production thereof  
A hot-rolled high tensile titanium steel plate and production thereof are disclosed. The steel plate has improved toughness and cold formability and is made of a killed steel which consists...
4466842 Ferritic steel having ultra-fine grains and a method for producing the same  
A novel hot-rolled ferritic steel composed of 70% or more of equiaxed ferrite grains having an ultra-fine grain size of 4 μm or less. This steel is produced by a hot working at approximately the...
4437891 Oil-atomized low-alloy steel powder  
An oil-atomized low-alloy steel powder having improved compressibility, compactibility and hardenability is disclosed. The steel powder has the chemical composition: C: no greater than 0.02%, Mn:...
4432812 Drive train gear of lower bainite alloy steel  
A drive train gear having a plurality of teeth thereon is formed of an alloy steel having a predominantly homogeneous and substantially complete low temperature bainite microstructure, including...
4426236 Method for manufacturing high strength rail of excellent weldability  
A method for manufacturing high strength rail having excellent weldability comprises subjecting a steel rail of specific composition to specific heat treatment conditions at the surface layer...
4426235 Cold-rolled high strength steel plate with composite steel structure of high r-value and method for producing same  
A cold-rolled high strength steel plate with excellent formability and baking hardenability, has the composition (% by weight) 0.2-0.15% of C, 0.02-0.7% of Mn, 0.01-0.1% of Al and 0.002-0.01% of N,...
4407681 High tensile steel and process for producing the same  
A high tensile steel which has a satisfactory yield strength of 60 kg/mm 2 or more and excellent resistances to sulfide corrosive cracking and corrosion, and which comprises, as indispensable...
4405388 Strengthening response in columbium-containing high-strength low-alloy steels  
A high-strength, low-alloy steel sheet containing 0.01 to 0.1 percent C, 0.3 to 1.2 percent Mn, 0.03 to 0.15 percent Cb consistently produces yield strengths ranging from 75 to 100 ksi when the...
4388122 Method of making high strength hot rolled steel sheet having excellent flash butt weldability, fatigue characteristic and formability  
A high strength hot rolled steel sheet having excellent flash butt weldability, fatigue characteristic and formability, has a composite structure composed of polygonal ferrite and bainite and...
4386974 Hydrogen storage material  
A hydrogen storage material comprising a composite material comprising a matrix of an alloy consisting essentially of iron and titanium in an iron/titanium atomic ratio of 1/1.04-1.40, and...
4368084 Method for producing cold rolled steel sheets having a noticeably excellent formability  
Non-ageing cold rolled steel sheets having a very excellent formability are produced by hot rolling a steel consisting of not more than 0.008% of C, not more than 0.20% of Si, 0.04-0.30% of Mn, not...
4244754 Process for producing high damping capacity alloy and product  
A method for producing a high damping capacity alloy comprising 0.1-10% by eight of at least one of W, Si and Ti and the remainder of Fe and, further comprising 0.01-45% in total, as a...
4210468 Piston pin and method for making such  
A piston or wrist pin for joining a pistonhead to a connecting rod commonly used in an internal combustion engine has an elongated hollow cylindrical configuration. The metal chosen for the pin may...
4204888 High damping capacity alloy  
A high damping capacity alloy comprising 0.01-5% by weight of Cu and/or Mo and the remainder of Fe and, as the case may be, further comprising 0.01-40% in total, as an additional component, of at...
4142922 High strength low alloy steel containing columbium and vanadium  
High strength low alloy steels, produced as strip or the like by hot rolling, permit unusual economy of alloying ingredients while achieving superior mechanical properties. With a composition...
4119445 High strength alloy of ferritic structure  
Low alloy high strength titanium steel and a process for preparing said steel by solution heat treating and thereafter controlling the cooling rate to the precipitation hardening temperature range...
4092178 Process for producing a steel having excellent strength and toughness  
A process for producing a steel having excellent strength and toughness, which comprises continuously casting a molten steel containing 0.01 - 0.10% Al and 0.002 - 0.009% N with an average cooling...
4066474 Method of making high strength cold reduced steel by continuous annealing process  
A steel consisting essentially of 0.04 to 0.10% C, 0.04 to 0.20% P, not more than 0.02% S, and [S]% × 10 to 0.7% Mn is conventionally hot and cold rolled. It is then subjected to the following...
4058414 Method of making cold-rolled high strength steel sheet  
Disclosed are a cold-rolled high strength steel sheet having excellent cold workability under the as-annealed condition which consists essentially of, by weight, 0.03 - 0.2% C, 0.6 - 1.5% Si, 1.3 -...
4033789 Method of producing a high strength steel having uniform elongation  
A steel product having a combination of high strength and formability (as measured by percent tensile uniform elongation) is produced by austenitizing a steel consisting essentially of from 0.04 to...
3997372 High strength low alloy steel  
A low alloy steel having a composition containing columbium, vanadium and silicon, advantageously in specified ranges of content, has demonstrated superior mechanical properties, comprising yield...
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