| Patents for C21D 8 - Modifying the physical properties by deformation combined with, or followed by, heat treatment (18,654) |
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| 05/04/2011 | CN102041448A Steel for micro vanadium-titanium composite processing boilers and pressure vessels and manufacturing method thereof |
| 05/04/2011 | CN102041446A Method for manufacturing Q390E-Z35 low-alloy and high-strength thick plate |
| 05/04/2011 | CN102041440A Method for producing high magnetic induction grain-oriented silicon steel |
| 05/04/2011 | CN102041439A Method for improving mechanical properties of low-carbon aluminum killed steel continuous annealing product for automobile |
| 05/04/2011 | CN102041438A Low-alloy high-strength structural-steel extra-thick board Q460C and production method thereof |
| 05/04/2011 | CN102041437A 160mm-thick Q345E-Z35 steel plate for high-rise buildings and production method thereof |
| 05/04/2011 | CN102041436A Steel plate for low-alloy high-strength structured steel Q460C and production method thereof |
| 05/04/2011 | CN102041435A Hot rolling steel plate made of weldable fine grain structural steel S355ML and production method thereof |
| 05/04/2011 | CN102041434A Steel plate for low-alloy high-strength structured steel Q460E-Z35 and production method thereof |
| 05/04/2011 | CN102041433A X70 steel plate for low-cost pipe fittings and production method thereof |
| 05/04/2011 | CN102041432A Q420GJD-Z35 steel plate with thickness of less than or equal to 60 millimeters for high-rise building and production method thereof |
| 05/04/2011 | CN102041431A Q345B protected flaw detection steel plate and production method thereof |
| 05/04/2011 | CN102041375A Manufacturing device and method of precipitation hardened alloy strip, and cooling roll |
| 05/04/2011 | CN102041368A Method for producing oriented electrical steel with excellent surface quality |
| 05/04/2011 | CN102041367A Manufacturing method of thin strip continuously cast and cold rolled non-oriented electrical steel |
| 05/04/2011 | CN102041366A Direct aging method for preparing high-strength high-conductivity Cu-Ni-Al conductor material |
| 05/04/2011 | CN101713019B Method for manufacturing spaceflight high-temperature alloy GH3600 fine thin-wall seamless pipe |
| 05/04/2011 | CN101671772B Method for preparing ultra-fine grained ferrite and nano-carbide low-carbon steel plate |
| 05/04/2011 | CN101602079B Method for manufacturing wear-resistant steel pipe by using hot-rolling coiled plate |
| 05/04/2011 | CN101517099B High strength high carbon steel wire and method for manufacture thereof |
| 05/03/2011 | US7935197 High strength steel plate |
| 05/03/2011 | CA2442200C Radiopaque alloy stent |
| 04/28/2011 | WO2011049006A1 Steel for induction hardening, induction-hardened steel parts, and process for production of same |
| 04/28/2011 | WO2011048364A1 Corrosion resistant metal products |
| 04/28/2011 | WO2011048363A1 Methods for the production of clad steel products |
| 04/28/2011 | WO2011048362A1 Methods for the production of clad steel products |
| 04/28/2011 | WO2011048274A1 Method for producing high-strength steel product and steel product |
| 04/28/2011 | WO2010146535A3 High ballistic strength martensitic armour steel alloy |
| 04/28/2011 | DE102009050533A1 Verfahren und Warmumformanlage zur Herstellung eines gehärteten, warm umgeformten Werkstücks A method for producing a cured and hot forming, hot-formed workpiece |
| 04/28/2011 | CA2775208A1 Corrosion resistant metal products |
| 04/27/2011 | EP2314730A1 High-strength steels having high impact energy absorption properties and a method for producing the same |
| 04/27/2011 | EP2314729A1 Dual-phase type high-strength steel sheets having high impact energy absorption properties and a method of producing the same |
| 04/27/2011 | EP2314392A1 Process for producing high-alloy seamless pipe |
| 04/27/2011 | EP2313532A1 Thermal mechanical treatment of ferrous alloys, and related alloys and articles |
| 04/27/2011 | EP2209924B1 Use of a biocompatible material of stainless steel having a martensitic surface layer for watches, parts for watches and jewellery |
| 04/27/2011 | EP1404391B1 Platinum - stainless steel alloy and radiopaque stents |
| 04/27/2011 | CN102031456A Steel plate for stamping and quenching and thermoforming method of steel plate |
| 04/27/2011 | CN102031455A Steel plate for stamping and quenching and manufacturing method thereof |
| 04/27/2011 | CN102031454A Low-temperature casing pipe for polar region drilling and production |
| 04/27/2011 | CN102031447A Boron-containing high carbon steel wire rod for manufacturing wires and production method thereof |
| 04/27/2011 | CN102031356A Preparation method of titanium steel composite board reducing end part downwards-buckling during rolling |
| 04/27/2011 | CN102031342A Preparation method of high magnetic induction oriented silicon steel for refining secondary grain size |
| 04/27/2011 | CN102029351A Method for manufacturing wind power forging by using 20CrMnMo continuous casting blank |
| 04/27/2011 | CN102029347A Manufacturing method of gear shaft forge piece for offshore drilling platform |
| 04/27/2011 | CN102029314A Deep drawing process of austenitic stainless steel plate |
| 04/27/2011 | CN102029305A Production method of ultra-thick steel plate |
| 04/27/2011 | CN101654731B Hot rolling method of cold-rolling low-carbon non-oriented electrical steel |
| 04/27/2011 | CN101654729B Hot rolling method of cold-rolling low-carbon non-oriented electrical steel |
| 04/27/2011 | CN101649423B Niobium micro-alloying gap-free hot rolled strip and manufacture method thereof |
| 04/27/2011 | CN101646795B Pearlite steel rail of high internal hardness type excellent in wear resistance and fatigue failure resistance and process for production of the same |
| 04/27/2011 | CN101603144B Manufacturing method of 700 MPa level high-strength cold rolling carbon-aluminum-manganese steel plate |
| 04/27/2011 | CN101497971B High-strength hardened and tempered steel and production method thereof |
| 04/27/2011 | CN101445863B Method for reducing unevenness of composite stainless steel plates in manufacturing composite steel plates |
| 04/27/2011 | CN101381841B High intensity and high ductility -50 DEG C low-temperature steel and manufacturing method thereof |
| 04/26/2011 | US7931758 Thermal mechanical treatment of ferrous alloys, and related alloys and articles |
| 04/26/2011 | US7931757 High strength, toughness, noncracking, corrosion resistance; quenching, tempering |
| 04/21/2011 | US20110092300 Method for producing a torque transmission device useful as a fixed constant velocity ball joint for drive shafts |
| 04/21/2011 | DE102009043539A1 Magnetischer Streifen, Sensor aufweisend einen magnetischen Streifen und Verfahren zur Herstellung eines magnetischen Streifens Magnetic stripe, comprising a magnetic sensor strips and methods of making a magnetic strip |
| 04/20/2011 | EP2312010A1 Steel sheet and method for manufacturing the same |
| 04/20/2011 | EP2312009A1 Steel sheet and method for manufacturing the same |
| 04/20/2011 | EP2312008A1 High-strength steels having high impact energy absorption properties and a method for producing the same |
| 04/20/2011 | EP1669468B1 Steel product for induction hardening, induction-hardened member using the same, and methods for producing them |
| 04/20/2011 | EP1469093B1 Method for producing a heat-resistant steel spring |
| 04/20/2011 | CN1847438B Steel wire for cold-formed spring excellent in corrosion resistance and method for producing the same |
| 04/20/2011 | CN102022086A Economical seamless oil well pipe for expansion pipe and manufacturing method thereof |
| 04/20/2011 | CN102021499A High-strength pipe steel and method for manufacturing same |
| 04/20/2011 | CN102021498A Low-alloy sulfuric acid-resistant dew point corrosion steel plate and production method thereof |
| 04/20/2011 | CN102021496A Duplex stainless steel and production process thereof |
| 04/20/2011 | CN102021495A 420 MPa weatherproof bridge steel with high ductility and method for manufacturing hot rolled coil of 420 MPa weatherproof bridge steel with high ductility |
| 04/20/2011 | CN102021494A Weather resistant thick steel plate and manufacturing method thereof |
| 04/20/2011 | CN102021493A Hot rolled steel plate for precision stamping and manufacturing method thereof |
| 04/20/2011 | CN102021492A Low-carbon low-alloy abrasion-resistant steel and production method thereof |
| 04/20/2011 | CN102021489A Easily welded ageing high-strength steel and heat treatment process thereof |
| 04/20/2011 | CN102021483A Cold-rolled dual-phase steel plate with 1,200 MPa-level tensile strength and preparation method thereof |
| 04/20/2011 | CN102021482A Cold-rolled galvanized duplex steel and manufacturing method thereof |
| 04/20/2011 | CN102021481A Microalloyed bainite rail and thermal treatment method thereof |
| 04/20/2011 | CN102021480A Low-chromium ferritic stainless steel and manufacturing method thereof |
| 04/20/2011 | CN102021478A High-toughness high-weather-resistance bridge steel and plate coil rolling method thereof |
| 04/20/2011 | CN102021476A Low-cost acid resistant pipeline steel hot-rolled plate and manufacturing method thereof |
| 04/20/2011 | CN102021300A Grain refinement heat treatment process of large impeller material forging |
| 04/20/2011 | CN102021296A Method for rolling and forming low-oxygen-content pure-titanium precise thin strip coiled material |
| 04/20/2011 | CN102021295A Cold-rolling steel belt for flux-cored wire and manufacture method thereof |
| 04/20/2011 | CN102021294A Thermal processing method of NAK80 steel plates |
| 04/20/2011 | CN102021293A Minimizing rolling method of Q345q |
| 04/20/2011 | CN102021282A Annealing separant for preparing grain-oriented silicon steel and using method thereof |
| 04/20/2011 | CN102019813A Cast magnesium alloy wheels |
| 04/20/2011 | CN101698900B Production technology method of low content alloy ultrahigh hardness wear-resistant steel plate |
| 04/20/2011 | CN101696466B Three-stage temperature annealing process for 30CrMnSiA cold rolled steel part |
| 04/20/2011 | CN101633995B Ship hull steel with yield strength of more than or equal to 360MPa and good surface quality, and production method thereof |
| 04/20/2011 | CN101528965B Steel wire for spring excellent in fatigue property and drawing property |
| 04/20/2011 | CN101525722B Excellent-toughness X70 hot-rolled sheet steel and manufacturing method therefor |
| 04/20/2011 | CN101503779B Hot rolling low carbon mild steel and production method thereof |
| 04/20/2011 | CN101403075B Wide-thick steel plate with yield strength of 460Mpa for bridge and method of manufacturing the same |
| 04/20/2011 | CN101343683B Method for manufacturing low-iron loss high-magnetic strength non-oriented electrical steel |
| 04/20/2011 | CN101310032B Bake-hardenable cold rolled steel sheet with superior strength, galvannealed steel sheet using the cold rolled steel sheet and method for manufacturing the cold rolled steel sheet |
| 04/20/2011 | CN101171354B Heat-resistant steel product and method for production thereof |
| 04/19/2011 | US7927433 Cold-rolled steel sheet |
| 04/19/2011 | CA2530008C High-strength hot-rolled steel sheet excellent in shape fixability and method of producing the same |
| 04/14/2011 | WO2011043287A1 Steel for linepipe having good strength and malleability, and method for producing the same |
| 04/14/2011 | WO2011042936A1 High-strength steel pipe, steel plate for high-strength steel pipe, and processes for producing these |