| Patents for C21D 8 - Modifying the physical properties by deformation combined with, or followed by, heat treatment (18,654) |
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| 05/15/2013 | CN103103449A Anti-large deformation steel for X80 pipeline and production method hereof |
| 05/15/2013 | CN103103445A High-performance knitted steel wire and production process thereof |
| 05/15/2013 | CN103103441A Pressure container steel with high toughness at -140 DEG C and production method thereof |
| 05/15/2013 | CN103103438A High-strength and high-plasticity medium manganese cold-roll steel sheet and manufacturing method thereof |
| 05/15/2013 | CN103103437A Method for producing HRBF400E fine-grain aseismic reinforcement |
| 05/15/2013 | CN103103436A DD750 cold-rolled low-carbon steel strip for electricians, and manufacturing method thereof |
| 05/15/2013 | CN103103397A Al-Fe-Cd-RE aluminium alloy, preparation method thereof and power cable |
| 05/15/2013 | CN103103396A Al-Fe-Hf-RE aluminium alloy, preparation method thereof and power cable |
| 05/15/2013 | CN103103395A Al-Fe-Au-RE aluminium alloy, preparation method thereof and power cable |
| 05/15/2013 | CN103103392A Al-Fe-Ag-RE aluminium alloy, preparation method thereof and power cable |
| 05/15/2013 | CN103103391A Al-Fe-Cu-RE aluminium alloy, preparation method thereof and power cable |
| 05/15/2013 | CN103103390A Al-Fe aluminium alloy, preparation method thereof and power cable |
| 05/15/2013 | CN103103388A Al-Fe-Cr-RE aluminium alloy, preparation method thereof and power cable |
| 05/15/2013 | CN103103387A Al-Fe-C-RE aluminium alloy, preparation method thereof and power cable |
| 05/15/2013 | CN103103386A Al-Fe-Mg-RE aluminium alloy, preparation method thereof and power cable |
| 05/15/2013 | CN103103385A Al-Fe-Rb-RE aluminium alloy, preparation method thereof and power cable |
| 05/15/2013 | CN103103384A Al-Fe-Os-RE aluminium alloy, preparation method thereof and power cable |
| 05/15/2013 | CN103103382A Al-Fe-Rh-RE aluminium alloy, preparation method thereof and power cable |
| 05/15/2013 | CN103103381A Production method of elastic alloy material |
| 05/15/2013 | CN103103329A Cold machining method of super duplex stainless steel seamless tube |
| 05/15/2013 | CN103103328A Production method of low carbon steel plate and low carbon steel plate |
| 05/15/2013 | CN102345003B Method for manufacturing high yield ratio steel wire |
| 05/15/2013 | CN102021480B Manufacturing method of low-chromium ferritic stainless steel |
| 05/14/2013 | US8440030 Fine spheroidized steel sheet with excellent heat treatment characteristic and method for manufacturing the same |
| 05/14/2013 | US8440029 Stainless steel having good conductivity and ductility for use in fuel cell and method for producing the same |
| 05/10/2013 | WO2013065346A1 High-strength hot-rolled steel sheet having excellent bending characteristics and low-temperature toughness and method for producing same |
| 05/10/2013 | WO2013065298A1 High-strength hot-rolled steel sheet having excellent bending characteristics and low-temperature toughness and method for producing same |
| 05/10/2013 | WO2013064260A1 Coated grain oriented steel |
| 05/10/2013 | WO2013064202A1 Method of manufacturing a duplex steel sheet having enhanced formability |
| 05/10/2013 | CA2851325A1 High-strength hot rolled steel sheet with excellent bendability and low-temperature toughness, and method for manufacturing the same |
| 05/08/2013 | EP2589676A1 Abrasion-resistant steel plate or sheet with excellent weld toughness and delayed fracture resistance |
| 05/08/2013 | EP2589675A1 Wear-resistant steel sheet having excellent welded part toughness and lagging destruction resistance properties |
| 05/08/2013 | EP2589673A1 Hot-rolled steel sheet and method for producing same |
| 05/08/2013 | DE102012211241A1 Formwerkzeug für das Warmumformen Mold for hot forming |
| 05/08/2013 | CN103097563A Grain-oriented magnetic steel sheet and process for producing same |
| 05/08/2013 | CN103097557A Oriented electromagnetic steel sheet and process for production thereof |
| 05/08/2013 | CN103097556A Method for producing a hot-rolled steel product, and a hot-rolled steel |
| 05/08/2013 | CN103088378A Device and process for producing galvanized cutting wires |
| 05/08/2013 | CN103088269A Pressure container steel having high toughness at -120DEG C, and its production method |
| 05/08/2013 | CN103088261A High-strength cold-rolled steel plate with 600MPa tensile strength and production method thereof |
| 05/08/2013 | CN103088257A High-strength steel for automobile transmission shaft axle tube |
| 05/08/2013 | CN103088256A Anti-HIC pipeline steel plate and production method thereof |
| 05/08/2013 | CN103088255A Manufacturing process of automobile low-alloy high-strength steel cold-rolled sheet with high product of strength and elongation |
| 05/08/2013 | CN103088253A Non-oriented electrical steel plate and production method thereof |
| 05/08/2013 | CN103088230A High-copper alloy strip for heat sink of automobile |
| 05/08/2013 | CN103088228A Production method of high-strength high-conductivity copper alloy stranded wire |
| 05/08/2013 | CN103088198A Online heat treatment method for producing 9Ni steel |
| 05/08/2013 | CN103088197A Phosphorization and saponification method of bearing steel for high speed cold upsetting |
| 05/08/2013 | CN103084532A Method for machining T-shaped bolt |
| 05/08/2013 | CN103084525A Method for machining connection rod bolt of diesel engine |
| 05/08/2013 | CN103084524A Method for forging flange bolt |
| 05/08/2013 | CN103084523A Method for machining high-strength U-shaped bolt |
| 05/08/2013 | CN103084426A Manufacturing method of stainless steel special pipe for nuclear fusion reactor |
| 05/08/2013 | CN102560252B Steel for medium-carbon Cr alloying connecting rod and manufacturing method of steel |
| 05/08/2013 | CN102392205B Method for preparing precision copper part |
| 05/08/2013 | CN102383033B 600-MPa grade vanadium-containing high-strength hot-rolled steel bar and production method thereof |
| 05/08/2013 | CN102352469B Ultrahigh-strength vanadium-titanium composite microalloyed high carbon steel wire rod and preparation method thereof |
| 05/08/2013 | CN102337454B Carbon structural steel plate and preparation method thereof |
| 05/08/2013 | CN102282273B Process for production of duplex stainless steel pipe |
| 05/08/2013 | CN102203302B Method for manufacturing steel plate and steel pipe for ultrahigh-strength line pipe |
| 05/08/2013 | CN102172830B Compound production line system |
| 05/08/2013 | CN102165085B Environmentally-friendly, Pb-free free-machining steel, and manufacturing method for same |
| 05/07/2013 | US8435363 Complex metallographic structured high strength steel and manufacturing same |
| 05/02/2013 | WO2012048844A8 A steel strip composite and a method for making the same |
| 05/02/2013 | US20130105046 System and method for generating a welded assembly |
| 05/02/2013 | DE102011117265A1 Verfahren zur Herstellung eines Formteiles aus hochfestem oder höchstfestem Stahl A process for the production of a molding of high-strength or super high-strength steel |
| 05/02/2013 | DE102011054866A1 Preparing hot-formed and press-hardened motor vehicle body component, comprises processing metal sheet circuit board from curable sheet steel in hot-forming and press-hardening tool, and forming area in circuit board as embossing region |
| 05/02/2013 | DE102011054865A1 Producing hot-formed- and press-hardened motor vehicle body component, preferably a motor vehicle column, comprises molding a sheet metal plate by stamping and/or cutting sheet metal plate and pre-forming, and processing sheet metal plate |
| 05/01/2013 | EP2586886A1 High-tension/hot-rolled steel sheet having excellent workability, and method for producing same |
| 05/01/2013 | EP2586885A1 High-strength hot-rolled steel sheet having excellent stretch flangeability and method for producing same |
| 05/01/2013 | EP2586884A2 Ultra-high-strength steel bar and method for manufacturing same |
| 05/01/2013 | EP2585621A1 Tailored properties by post hot forming processing |
| 05/01/2013 | EP2585619A1 Chromium-nickel steel, martensitic wire and method for producing same |
| 05/01/2013 | CN103080359A High-strength hot-rolled steel sheet having excellent workability, and a method for producing same |
| 05/01/2013 | CN103080353A Special steel steel-wire and special steel wire material |
| 05/01/2013 | CN103080352A Directional magnetic steel plate |
| 05/01/2013 | CN103080351A Grain-oriented magnetic steel sheet and process for producing same |
| 05/01/2013 | CN103074552A Economical type high-performance duplex stainless steel and preparation method thereof |
| 05/01/2013 | CN103074549A Low-carbon multi-component alloy steel for excavator bucket tooth, and its production technology |
| 05/01/2013 | CN103074548A High-anticorrosion high-strength Al-containing weather-proof steel plate and manufacturing method thereof |
| 05/01/2013 | CN103074547A Low-alloy high-strength steel with low cost and high quality |
| 05/01/2013 | CN103074544A Cr-Mo-RE low-alloy seamless steel pipe for high-pressure boiler and manufacturing method of pipe |
| 05/01/2013 | CN103074542A Steel strip for LED bracket and manufacturing method thereof |
| 05/01/2013 | CN103074476A Method for producing high-magnetic-induction oriented silicon strips through three-stage normalizing |
| 05/01/2013 | CN103071971A Machining method for automotive front axle half shaft |
| 05/01/2013 | CN103071753A Forging method of ball valve stem |
| 05/01/2013 | CN103071744A Forging method for improving quasi-beta forging uniformity of slender rod-like TC18 titanium alloy forged piece |
| 05/01/2013 | CN102534369B Method for preparing N80 steel-grade expansion tubes for petroleum and natural gas exploitation |
| 05/01/2013 | CN102363855B Method for improving susceptibility of flake formation of wheel steel by using second phase in steel |
| 05/01/2013 | CN102294431B Method for manufacturing stationary blade ring blank forged piece of F-grade combustion gas turbine |
| 04/25/2013 | WO2013058239A1 Oriented electromagnetic steel sheet and method for manufacturing same |
| 04/25/2013 | US20130098515 Multi-phase hot-rolled steel sheet having improved dynamic strength and a method for its manufacture |
| 04/25/2013 | US20130098514 Ni-ADDED STEEL PLATE AND METHOD OF MANUFACTURING THE SAME |
| 04/25/2013 | US20130098513 Ultra-high-strength steel bar and method for manufacturing same |
| 04/25/2013 | DE102012105580B3 Press hardening of steel, comprises e.g. cold pre-forming steel sheet, heating and cooling, where press hardness number is determined e.g. for adjusting steel alloy, and which is equal to cooling rate in mold/theoretical press cooling rate |
| 04/25/2013 | DE102011116885A1 Device for hot-forming and press-hardening with coated sheet metal material, has lubricant application unit that applies lubricant on tool effective areas or presses lubricant film between sheet metal material and tool effective area |
| 04/24/2013 | EP2584059A1 Hot-dip al-coated steel sheet with excellent thermal blackening resistance and process for production of same |
| 04/24/2013 | EP2584054A1 Oriented electromagnetic steel plate production method |
| 04/24/2013 | EP2583792A1 Saw wire |
| 04/24/2013 | CN103069039A Electron beam welded joint, steel material for use in electron beam welded joint, and manufacturing method thereof |