Patents
Sitemap › C21 - Metallurgy of iron › C21D - Modifying the physical structure of ferrous metals; General devices for heat treatment of ferrous or non-ferrous metals or alloys; Making metal malleable by decarburisation, tempering, or other treatments › C21D 8 - Modifying the physical properties by deformation combined with, or followed by, heat treatment
Patents for C21D 8 - Modifying the physical properties by deformation combined with, or followed by, heat treatment (18,654)
11/2010
11/03/2010CN101875059A Method for manufacturing 1,860MPa ultrahigh strength hotly-galvanized steel wire with diameter of 5.0 millimeters
11/03/2010CN101410535B Method for production of martensitic stainless steel pipe
11/03/2010CN101300369B Seamless steel pipe for line pipe and method for producing same
11/03/2010CN101263233B Method for production of sheets of austenitic iron/carbon/manganese steel and sheets produced thus
11/03/2010CN101065508B Steel pipe having excellent electromagnetic properties and process for producing the same
11/02/2010CA2527594C Low yield ratio, high strength, high toughness, thick steel plate and welded steel pipe, and method for manufacturing the same
10/2010
10/28/2010WO2010123315A2 High strength, high toughness steel wire rod, and method for manufacturing same
10/28/2010WO2010122144A1 Aluminum strip rich in manganese and very rich in magnesium
10/28/2010WO2010122143A1 Aluminum strip rich in manganese and magnesium
10/28/2010US20100273024 Dual-phase steel, flat product made of a dual-phase steel of this type and processes for the production of a flat product
10/28/2010US20100269962 Method for manufacturing super strong steel body for manufacture of products with complicated shape
10/28/2010US20100269957 Method of producing a painted steel shaft product of high strength
10/27/2010EP2243849A1 Manganese and magnesium rich aluminium strip
10/27/2010EP2243848A1 Manganese and magnesium rich aluminium strip
10/27/2010EP2242863A1 Process for manufacturing stamped products, and stamped products prepared from the same
10/27/2010CN101871081A Steel for low-steel-grade continuous oil pipe and manufacturing method thereof
10/27/2010CN101871078A Super-high strength cold rolled steel and manufacturing method thereof
10/27/2010CN101871076A Manufacturing method of 500Mpa-grade cold-rolled magnetic steel
10/27/2010CN101871074A Deep-drawing stainless steel band
10/27/2010CN101514391B Production method of high-carbon steel wire capable of improving draw ductility
10/27/2010CN101514389B 600MPa grade high-plasticity submicron crystal grain ferrite low carbon steel plate and manufacturing method thereof
10/26/2010US7819990 ferritic or austenitic steels; for use as fuel controllers in internal combustion engines; electromagnets
10/21/2010WO2010119989A1 MASS PRODUCED 780 MPa GRADE HIGH TENSION STEEL SHEET HAVING EXCELLENT LOW-TEMPERATURE TOUGHNESS AND METHOD FOR PRODUCING THE SAME
10/21/2010US20100263773 High strength and low yield ratio steel for structure having excellent low temperature toughness
10/21/2010US20100263770 Flash tempering process and apparatus
10/21/2010US20100263767 Hot-rolled steel sheet and cold-rolled steel sheet and manufacturing method thereof
10/20/2010EP2241646A1 High tensile strength steel thick plate having excellent weldability and tensile strength of 780mpa or above, and process for manufacturing same
10/20/2010EP2241641A2 Method for manufacturing press hardened components
10/20/2010EP2240618A1 High-strength steel sheet with excellent low temperature toughness and manufacturing method thereof
10/20/2010CN201610437U 一种高速钢预硬材生产装置 A high speed steel pre-hardened materials production plant
10/20/2010CN101864542A Steel for high-frequency resistance straight weld oil well pipe and production method thereof
10/20/2010CN101864538A Nickel-free weather-resistant steel and method for preparing hot rolled plate thereof
10/20/2010CN101864535A Large deformation resistant pipeline steel and production technology thereof
10/14/2010WO2010116936A1 Method for treating steel for directional electromagnetic steel plate and method for producing directional electromagnetic steel plate
10/14/2010WO2010116555A1 Steel for case hardening which has excellent cold workability and machinability and which exhibits excellent fatigue characteristics after carburizing and quenching, and process for production of same
10/14/2010US20100258219 High-Strength Steel Sheet with Excellent Low Temperature Toughness and Manufacturing Method Thereof
10/14/2010US20100258218 High-strength twip steel sheet and method of manufacturing the same
10/14/2010US20100258217 Nanocarbide Precipitation Strengthened Ultrahigh-Strength, Corrosion Resistant, Structural Steels
10/14/2010US20100258216 Method for annealing a strip of steel having a variable thickness in length direction
10/14/2010DE10327383B4 Verfahren und Anlage zur Herstellung von Warmband mit Dualphasengefüge Process and apparatus for the production of hot-rolled dual-phase microstructure
10/14/2010CA2757393A1 Case-hardened steel superior in cold workability, machinability, and fatigue characteristics after carburized quenching and method of production of same
10/13/2010EP2238272A1 High strength bainitic steel for octg applications
10/13/2010EP2238271A1 Wire rods having superior strength and ductility for drawing and method for manufacturing the same
10/13/2010CN101857945A Method for producing Mo-free low-Nb X80 pipeline steel hot rolled steel plate
10/13/2010CN101857939A Low-alloy structural strip steel with high strength and high toughness and production method thereof
10/13/2010CN101363101B Large thickness quenched high strength steel and production method thereof
10/13/2010CN101353760B High magnetic induction grain-oriented silicon steel and production method thereof
10/13/2010CN101333619B Technological process for controlling secondary recrystallization crystal particle dimension of oriented silicon steel
10/13/2010CN101328560B Ni seamless steel pipe and manufacturing method thereof
10/13/2010CN101311293B Large-scale mold module and method for manufacturing same
10/13/2010CN101311289B Steel for stamping die and method of manufacture
10/13/2010CN101187295B Super high intensity anti-corrosion pumping rod production method
10/07/2010WO2010113953A1 Method for producing seamless steel pipe
10/07/2010WO2010113843A1 Method for producing high-strength seamless cr-ni alloy pipe
10/07/2010WO2010112611A1 Bainitic steels for passenger car and light commercial vehicle ball pins
10/07/2010US20100252149 Hot rolled dual phase steel strip having features of a cold rolled strip
10/07/2010CA2752741A1 Method for manufacturing seamless pipes
10/06/2010EP2236631A1 Process for producing thick high-strength steel plate excellent in brittle fracture arrestability and toughness of zone affected by heat in large-heat-input welding and thick high-strength steel plate excellent in brittle fracture arrestability and toughness of zone affected by heat in large-heat-input welding
10/06/2010EP2235227A1 High carbon steel sheet superior in tensile strength and elongation and method for manufacturing the same
10/06/2010EP2009126B1 Bead wire having light weight and excellent drawability, method for production of the bead wire, and lightweight tire
10/06/2010CN101855379A Fire-resistant steel material with excellent resistance to reheat embrittlement and with low-temperature toughness at welded heat-affected parts, and manufacturing method thereof
10/06/2010CN101855378A Steel plate for line pipes and steel pipes
10/06/2010CN101851731A High anti-stress corrosion low-carbon alloyed martensite wear-resistant lining plate
10/06/2010CN101851700A Online water cooling method and equipment
10/06/2010CN101550480B Method for producing oriented silicon steel by using pickling continuous-rolling mill
10/06/2010CN101153373B Oil bushing steel and manufacturing process thereof
10/05/2010US7806998 Method of manufacturing super formable high strength steel sheet
10/05/2010US7806993 having excellent strength, oxidation resistance and corrosion resistance at high temperatures, used in exhaust pipes of automobiles, casings for catalysts and as ducts in power plants or fuel cells
10/05/2010US7806992 Quenching by cooling; self tempering; for automobile steel axle units such as constant-velocity universal joint and hub, and machine engine parts such as crankshaft
10/05/2010US7806165 Method for making hot strips of lightweight construction steel
09/2010
09/30/2010WO2010110529A1 Method for reducing edge serration defects in thin slabs
09/30/2010WO2010110217A1 Process for producing grain-oriented magnetic steel sheet, grain-oriented magnetic steel sheet for wound core, and wound core
09/30/2010WO2010074447A3 Non-oriented electrical steel sheets having high workability for client companies and manufacturing method thereof
09/30/2010US20100243110 Weldable steel of high strength and high toughness, and method of producing members using the same
09/30/2010US20100242785 Car wash conveyor dolly and method of making same
09/30/2010US20100242774 Manufacturing method and steel for heavy munition casings
09/30/2010US20100242558 Process of producing steel strips suitable for an oxidation-resisting surface coating
09/29/2010EP2231892A1 Corrosion resistant steel for marine applications
09/29/2010CN101849026A Steel for weld construction having excellent high-temperature strength and low-temperature toughness and process for producing the steel
09/29/2010CN101845939A Petroleum casing pipe and method for manufacturing same
09/29/2010CN101845605A Austenitic stainless steel plate with excellent strength at medium and low temperature and manufacturing method thereof
09/29/2010CN101845604A Al-contained heatproof ferrite series stainless steel for fuel cell and manufacturing method thereof
09/29/2010CN101845603A Ferrite stainless steel for high temperature-end part of exhaust system of automobile and manufacturing method thereof
09/29/2010CN101845602A High-performance weather-proof building structural steel and manufacturing method thereof
09/29/2010CN101845601A Ultrahigh strength cold rolled steel strip for automobile seat
09/29/2010CN101845597A Low-cost 80-kilo grade super-thick quenched and tempered steel plate and production method thereof
09/29/2010CN101845596A Wide thick plate for X80 pipe line steel and manufacturing method thereof
09/29/2010CN101845595A Ferritic stainless steel with good wrinkle resistance and production method thereof
09/29/2010CN101845594A Martensitic stainless steel and manufacturing method thereof
09/29/2010CN101845591A Copper-steel composite material and preparation method thereof
09/29/2010CN101845588A Super-thick steel plate for construction with excellent Z-directional performance and production method thereof
09/29/2010CN101845586A Steel for petroleum casing pipe, resistance welding petroleum casing pipe and method for manufacturing same
09/29/2010CN101845582A Production method of high magnetic induction oriented silicon steel
09/29/2010CN101479392B Process for producing pearlitic rail excellent in wearing resistance and ductility
09/29/2010CN101275198B Manufacturing method of middle code non-oriented electrical steel with fine surface
09/28/2010CA2600580C Martensitic stainless steel seamless pipe and a manufacturing method thereof
09/23/2010WO2010074473A3 High strength steel plate for nuclear reactor containment vessel and method of manufacturing the same
09/23/2010WO2010055943A9 High-hardness constant-modulus alloy insensitive to magnetism, process for producing same, balance spring, mechanical driving device, and watch
09/23/2010US20100236672 High tensile steel for deep drawing and manufacturing method thereof
09/23/2010US20100236670 Heavy wall seamless steel pipe for line pipe and a manufacturing method thereof
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