| Patents for C21D 8 - Modifying the physical properties by deformation combined with, or followed by, heat treatment (18,654) |
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| 11/27/2013 | CN102758146B Alloy material and method for manufacturing open pinion in gasifier by using same |
| 11/27/2013 | CN102644022B Manufacturing method for ferritic stainless steel strip containing molybdenum |
| 11/27/2013 | CN102634735B Spring steel used for automobile suspension as well as preparation method and application thereof |
| 11/27/2013 | CN102549189B Steel plate with low yield ratio, high strength, and high toughness and process for producing same |
| 11/27/2013 | CN102534383B High-tenacity steel plate for oceengineering and manufacturing method thereof |
| 11/27/2013 | CN102517428B Method for producing low compression ratio crack detection thick plate |
| 11/27/2013 | CN102382963B Heat treatment method for improving room-temperature ductility of high-silicon electrical steel |
| 11/27/2013 | CN101983246B Method for producing cmanufacturing steel sheet |
| 11/21/2013 | WO2013172510A1 Fe-mn-c-based twip steel having remarkable mechanical performance at very low temperature, and preparation method thereof |
| 11/21/2013 | WO2013171277A1 Reduced cost steel for hydrogen technology with high resistance to hydrogen-induced imbrittlement |
| 11/21/2013 | WO2013171231A1 High strength steel with increased e-modulus and method for producing said steel |
| 11/21/2013 | US20130306744 Acousto-Magnetic Anti-Theft Label with a High Coercivity Bias and Method of Manufacture |
| 11/21/2013 | US20130306204 Hot rolled ferritic stainless steel sheet, method for producing same, and method for producing ferritic stainless steel sheet |
| 11/21/2013 | US20130306203 High strength steel sheet and method for manufacturing the same |
| 11/21/2013 | US20130306202 Method for Manufacturing Grain-Oriented Electrical Steel Sheets Having Excellent Magnetic Properties |
| 11/21/2013 | US20130306200 Non-oriented electrical steel sheet and method for manufacturing the same |
| 11/20/2013 | EP2664689A1 Grain-oriented magnetic steel sheet and process for manufacturing same |
| 11/20/2013 | EP2664684A2 Chromium steel with high hardness and corrosion resistance and use of the same for protection of metallic substrates |
| 11/20/2013 | EP2664682A1 Steel for the production of a steel component, flat steel product comprising same, component comprised of same and method for producing same |
| 11/20/2013 | EP2663411A1 Method for producing a hot-rolled flat steel product |
| 11/20/2013 | CN103403204A High-strength steel sheet having superior toughness at cryogenic temperatures, and method for manufacturing same |
| 11/20/2013 | CN103397276A High-strength nickel-saving air valve steel and preparation method thereof |
| 11/20/2013 | CN103397275A Martensite series wear-resistant steel and preparation method thereof |
| 11/20/2013 | CN103397274A 304J1 austenitic stainless steel hot-rolled steel belt for deep drawing and production method of steel belt |
| 11/20/2013 | CN103397272A Abrasion-resistant steel plate with low crack sensitive index and high strength and preparation method thereof |
| 11/20/2013 | CN103397267A Cold roll for rolling lithium battery guard plate and manufacturing method thereof |
| 11/20/2013 | CN103397262A Manufacturing method of stainless steel wire |
| 11/20/2013 | CN103397261A Steel plate for plastic mold for rolling continuous casting slab with thickness of 400mm and production method of steel plate |
| 11/20/2013 | CN103397260A Thin-gauge high-toughness X80 hot rolled steel plate and production method thereof |
| 11/20/2013 | CN103397259A Steel free of plate thickness effect and with tensile strength not lower than 600 MPa for engineering machinery and production method thereof |
| 11/20/2013 | CN103397257A Anti-corrosion steel wire |
| 11/20/2013 | CN103397251A 150-190 mm thick bridge steel produced by continuous casting slab and technology thereof |
| 11/20/2013 | CN103397250A Large-piece-weight extremely-thick Q460-grade high-strength structural steel plate and manufacturing method thereof |
| 11/20/2013 | CN103397156A Wire manufacturing method |
| 11/20/2013 | CN103394573A Hot stamping forming process based on Q&P one-step method |
| 11/20/2013 | CN103394545A Precise machining method for capillary tube for biodegradable magnesium alloy intravascular stent |
| 11/20/2013 | CN103014424B High-conductivity aluminum alloy wire and preparation method thereof |
| 11/20/2013 | CN102816975B Process for producing high-strength interstitial-free (IF) steel with high plastic strain ratio (r) value |
| 11/20/2013 | CN102796858B Steel blank heating process for rolling vanadium-containing hot rolling ribbed bar |
| 11/20/2013 | CN102766809B Hot rolled strip steel with yield strength higher than 800MPa for mine rescue capsule and preparation method of hot rolled strip steel |
| 11/20/2013 | CN102643969B Ultra-high strength plastic low alloy steel with nano structure and preparation method thereof |
| 11/20/2013 | CN102618788B Support roll with high abrasion resistant performance and manufacturing method thereof |
| 11/20/2013 | CN102433498B Q550 D high-quality structural iron medium and heavy plate and production method thereof |
| 11/20/2013 | CN102312158B Nb, Ti alloyed low-carbon high-intensity high-plasticity TWIP steel and preparation method thereof |
| 11/20/2013 | CN101906587B Low carbon martensitic stainless steel and method for production thereof |
| 11/19/2013 | US8585835 High-strength steel machined product and method for manufacturing the same, and method for manufacturing diesel engine fuel injection pipe and common rail |
| 11/19/2013 | CA2759256C High-strength steel sheet, hot-dipped steel sheet, and alloy hot-dipped steel sheet that have excellent fatigue, elongation, and collision characteristics, and manufacturing method for said steel sheets |
| 11/19/2013 | CA2749154C Steel for welded structure and producing method thereof |
| 11/19/2013 | CA2693489C High-strength steel sheet |
| 11/14/2013 | WO2013168573A1 Steel having excellent rolling fatigue life |
| 11/14/2013 | US20130299049 Manufacture method of oriented silicon steel having good magnetic performance |
| 11/14/2013 | DE102012110650B3 Warmformlinie zur Herstellung warmumgeformter und pressgehärteter Stahlblechprodukte Thermoforming line for the production of hot-formed and press-hardened steel products |
| 11/14/2013 | DE102012110649B3 Warmformlinie sowie Verfahren zur Herstellung eines warmumgeformten und pressgehärteten Kraftfahrzeugbauteils Thermoforming line as well as method for producing a hot-formed and press-hardened motor vehicle component |
| 11/13/2013 | EP2662461A1 Iron-chromium-manganese-nickel alloy |
| 11/13/2013 | CN103392022A Steel sheet having enhanced ductility for a molding member, molding member, and method for manufacturing same |
| 11/13/2013 | CN103392021A Non-oriented electromagnetic steel sheet and method for manufacturing same |
| 11/13/2013 | CN103388115A Preparation method of high-toughness magnesium alloy bar |
| 11/13/2013 | CN103388110A A method for improving a thick gauge X60 pipeline steel block hammer performance |
| 11/13/2013 | CN103388109A 500 MPa grade superfine crystal steel for engineering machinery and preparation method thereof |
| 11/13/2013 | CN103388107A Coppery BN (Boron Nitride) type free-cutting steel and production method thereof |
| 11/13/2013 | CN103388106A Non-oriented electrical steel plate with high magnetic induction and low iron loss, and manufacturing method thereof |
| 11/13/2013 | CN103388064A Manufacturing method for high-strength steel bar |
| 11/13/2013 | CN103388063A Process for producing spherical closure head from stainless steel composite plate |
| 11/13/2013 | CN102719753B Low-yield-ratio high-strength steel plate and manufacturing method thereof |
| 11/13/2013 | CN102676913B Cold-rolled steel strip for flux-cored wire and production method of cold-rolled steel strip |
| 11/13/2013 | CN102264922B Non-oriented electrical steel sheets having high workability for client companies and manufacturing method thereof |
| 11/13/2013 | CN102105604B Manufacturing method for machine parts having superior rolling-contact fatigue life |
| 11/13/2013 | CN101809181B H hardness, high toughness iron-base alloys and methods for making same |
| 11/07/2013 | US20130295402 Steel Sheet for Formed Member Having Enhanced Ductility, Formed Member, and Method for Manufacturing the Formed Member |
| 11/07/2013 | US20130292011 High-Strength Steel Sheet Having Superior Toughness at Cryogenic Temperatures, and Method for Manufacturing Same |
| 11/07/2013 | US20130292009 Method for manufacturing hot stamped body and hot stamped body |
| 11/06/2013 | EP2660347A1 Steel wire material and production method for same |
| 11/06/2013 | EP2660346A2 High-strength steel sheet having superior toughness at cryogenic temperatures, and method for manufacturing same |
| 11/06/2013 | EP2660345A2 Steel sheet having enhanced ductility for a molding member, molding member, and method for manufacturing same |
| 11/06/2013 | CN103382541A Steel used for oxygen bottles and preparation method thereof |
| 11/06/2013 | CN103382540A Antifatigue stainless steel wire preparation method |
| 11/06/2013 | CN103382539A Formula and preparation method for stainless steel used for inner container of solar water heater |
| 11/06/2013 | CN103382535A High strength, high conductivity and high elongation copper alloy and preparation method thereof |
| 11/06/2013 | CN102644035B Cooling after rolling method for high-weather fastness hot-rolled H-steel with yield strength up to 460MPa |
| 11/06/2013 | CN102534393B Method for producing nitrogen controlling low activity ferrite martensite steel for fusion reactor |
| 11/06/2013 | CN102433515B MC5 Steel and large-sized flattening roll prepared by using the same, and manufacturing process of MC5 steel |
| 11/06/2013 | CN102330035B Heat resistant steel, and heat resistant steel pipe and manufacturing method thereof |
| 11/06/2013 | CN102301015B Heavy gauge, high tensile strength, hot rolled steel sheet with excellent HIC resistance and manufacturing method therefor |
| 11/06/2013 | CN102286699B Corrosion-resistant steel with impact molding rate not smaller than 150 per minute for cell shell and preparation method thereof |
| 11/06/2013 | CN102112643B Thick, high tensile-strength hot-rolled steel sheets with excellent low temperature toughness and manufacturing method therefor |
| 11/06/2013 | CN102066599B High-strength ultra-fine steel wire and manufacturing method therefor |
| 11/06/2013 | CN102007226B High-strength non-oriented magnetic steel sheet and process for producing the high-strength non-oriented magnetic steel sheet |
| 10/31/2013 | WO2013161863A1 Grain-oriented electrical steel sheet and manufacturing method therefor |
| 10/31/2013 | WO2013161623A1 Case hardening steel material |
| 10/31/2013 | WO2013161567A1 Seamless steel pipe and method for manufacturing same |
| 10/31/2013 | WO2013161538A1 Steel for mechanical structure for cold working, and method for manufacturing same |
| 10/31/2013 | WO2013161238A1 Cladding material for stainless-steel-clad steel plate and stainless-steel-clad steel plate obtained using same, and process for producing same |
| 10/31/2013 | WO2013161090A1 High-strength hot-rolled steel plate with good ductility, stretch flangeability and material quality uniformity, and process for manufacturing same |
| 10/31/2013 | WO2013161026A1 Pearlite rail, flash butt welding method for pearlite rail, and method for manufacturing pearlite rail |
| 10/31/2013 | WO2013160955A1 Grain-oriented electrical steel sheet and method for manufacturing same |
| 10/31/2013 | WO2013159669A1 Stainless steel material and manufacturing method therefor |
| 10/31/2013 | US20130284324 Steel Sheet for an Oil Sand Slurry Pipe Having Excellent Abrasion Resistance, Corrosion Resistance, and Low-Temperature Toughness and Method for Manufacturing Same |
| 10/31/2013 | US20130284321 Multi-Phase Steel, Cold-Rolled Flat Product Produced from Such a Multi-Phase Steel and Method for Producing It |
| 10/30/2013 | EP2657361A2 Steel sheet for an oil sand slurry pipe having excellent abrasion resistance, corrosion resistance and low-temperature toughness and method for manufacturing same |
| 10/30/2013 | EP2657357A2 Low iron loss high strength non-oriented electromagnetic steel sheet and method for manufacturing same |