| Patents for C21D 8 - Modifying the physical properties by deformation combined with, or followed by, heat treatment (18,654) |
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| 06/01/2011 | CN101649418B Ferrite stainless steel cold-rolled steel band and manufacturing method thereof |
| 06/01/2011 | CN101633999B Austenitic stainless steel, steel tube thereof and manufacturing method thereof |
| 06/01/2011 | CN101624681B Ultra-high strength bainite armour steel and manufacturing method thereof |
| 06/01/2011 | CN101608285B Interstitial free (IF) hot rolled strip and manufacturing method thereof |
| 05/31/2011 | CA2385685C Method for making carbon steel bands, in particular packaging steel bands, and resulting bands |
| 05/26/2011 | WO2011062012A1 Steel wire for low-temperature annealing and method for producing the same |
| 05/26/2011 | WO2011062000A1 Thick steel plate for ship hull and process for production thereof |
| 05/26/2011 | WO2011061812A1 High-toughness abrasion-resistant steel and manufacturing method therefor |
| 05/26/2011 | US20110120600 Cold-rolled steel sheet, method for manufacturing the same, and backlight chassis |
| 05/26/2011 | US20110120599 Method and work piece |
| 05/26/2011 | US20110120598 High-strength steel sheets with excellent resistance to delayed fracture after forming, method for manufacturing the same, and high-strength automotive part manufactured of the same |
| 05/25/2011 | EP2324938A1 Method and thermal recasting assembly for producing a hardened, thermally recast workpiece |
| 05/25/2011 | CN201842865U Straightening and quenching device for seamless steel pipe |
| 05/25/2011 | CN102071362A High performance low carbon bainitic steel and production method thereof |
| 05/25/2011 | CN102071359A Ultra-high-intensity automobile structural steel and production method thereof |
| 05/25/2011 | CN102071358A Low-alloy and high-intensity steel plate with yield strength being 550MPa level and production method |
| 05/25/2011 | CN102071355A Steel for liquefied petroleum gas cylinders produced by continuous casting and rolling of medium and thin slabs and production method thereof |
| 05/25/2011 | CN102071301A Ultra-deep hardness lowering method for effective hardened layer of gear with shallow carburized layer |
| 05/25/2011 | CN102071299A Method for preparing high-performance nanocrystalline spring steel sheet |
| 05/25/2011 | CN101649416B High carbon steel wire rod and preparation method thereof |
| 05/25/2011 | CN101643828B Production method of anti-aging tinning black plate |
| 05/25/2011 | CN101432450B Process for producing grain-oriented magnetic steel sheet with high magnetic flux density |
| 05/25/2011 | CN101144138B Producing method of steel plate for low temperature pressure container and thereof |
| 05/24/2011 | US7947136 Process for producing a corrosion-resistant austenitic alloy component |
| 05/24/2011 | CA2684793C Method of manufacturing high tensile strength thick steel plate |
| 05/24/2011 | CA2537560C Hot rolled steel sheet and method for manufacturing the same |
| 05/24/2011 | CA2427201C Method of manufacturing a blind threaded insert |
| 05/19/2011 | US20110114232 Method for Producing Steel Sheet for Gasket, and Gasket |
| 05/19/2011 | US20110114229 Ausferritic Wear-Resistant Steel Castings |
| 05/18/2011 | EP2322680A2 Environmentally-friendly, pb-free free-machining steel, and manufacturing method for same |
| 05/18/2011 | EP2322674A1 A method of manufacturing oriented si steel containing cu |
| 05/18/2011 | EP2321079A1 Method for finishing a surface of a workpiece by means of forming a third body |
| 05/18/2011 | CN201834944U Stainless steel strong-atomization solution device |
| 05/18/2011 | CN102066599A High-strength ultra-fine steel wire and manufacturing method therefor |
| 05/18/2011 | CN102061426A 400-420mm large-thickness low-alloy high-strength constructional steel and production method thereof |
| 05/18/2011 | CN102061424A Super-thick Q390GJC-Z35 steel plate for high-rise buildings and production method thereof |
| 05/18/2011 | CN102061370A Production process of rebar for concrete |
| 05/18/2011 | CN102061369A Method for preparing chloride ion corrosion resistant quake-proof bar |
| 05/18/2011 | CN102061368A Method for manufacturing extremely thick flaw detection steel plate with low alloy content and high strength |
| 05/18/2011 | CN102061363A Direct quenching device for medium plate and quenching process thereof |
| 05/18/2011 | CN102061351A Method for producing low-carbon steel and ultra-low-carbon steel by VD, LF and VD processes |
| 05/18/2011 | CN102059511A Production process of integral kelly stem |
| 05/18/2011 | CN102059271A Manufacture method of seamless steel tube for (ultra-)supercritical boiler |
| 05/18/2011 | CN101623714B Production method of hot-rolled structural steel for clad layer with yield strength of 460MPa |
| 05/18/2011 | CN101613828B Super-thick steel plate for low yield ratio buildings with 460 MPa grade yield strength and manufacturing method |
| 05/18/2011 | CN101413090B High-strength high-toughness X80 hot rolling coiled sheet for spiral buried arc welding and production method thereof |
| 05/18/2011 | CN101410536B Method of manufacturing seamless pipe and tube |
| 05/18/2011 | CN101006189B Method of manufacturing a hardened forged steel component |
| 05/17/2011 | US7942981 Rotationally symmetrical hollow body made of a deformable permanently magnetic alloy and its use and production process |
| 05/17/2011 | US7942191 Method and system for producing wide steel strip |
| 05/17/2011 | CA2423257C Cold-rolled aluminum-killed sheet steel and the manufacturing process for making packaging from this steel |
| 05/12/2011 | WO2011055746A1 High-carbon steel wire material with excellent processability |
| 05/12/2011 | WO2011055651A1 Hot-rolled steel bar or wire rod |
| 05/12/2011 | WO2011054571A1 Manufacturing galvannealed sheets by heat-treating electrolytically finished sheets |
| 05/12/2011 | WO2011054332A2 Process for coating steel strips and coated steel strip |
| 05/12/2011 | US20110108169 Steel with high properties for solid parts |
| 05/12/2011 | US20110108168 High-strength steel sheet for can and method for manufacturing same |
| 05/12/2011 | US20110108164 Thermal mechanical processing of stainless steel |
| 05/12/2011 | DE102009050997A1 Method for producing a form-hardened component made of a steel-plate, comprises heating a board tailored on given dimensions in an oven within a given time at a given temperature and then form-hardening in a tool |
| 05/12/2011 | DE102009015013B4 Verfahren zum Herstellen partiell gehärteter Stahlbauteile A method for producing partially hardened steel components |
| 05/11/2011 | EP2319944A1 Method for manufacturing grain-oriented silicon steel sheets with mirror-like surface |
| 05/11/2011 | EP2318556A2 Method of manufacturing a dual phase steel sheet |
| 05/11/2011 | EP1411139B1 Ultra-high magnetic flux density unidirectional electrical sheet excellent in high magnetic field iron loss and coating characteristics and production method therefor |
| 05/11/2011 | CN102057070A Steel plate excellent in sour resistance and steel pipe for linepipes |
| 05/11/2011 | CN102056686A Process for producing high-alloy seamless pipe |
| 05/11/2011 | CN102051625A Method for producing hot galvanized wires |
| 05/11/2011 | CN102051531A High boron content austenite stainless steel and preparation method thereof |
| 05/11/2011 | CN102051525A Method for producing steel plate used for Q420qE bridge at low cost |
| 05/11/2011 | CN102051522A Steel plate made of bainite structure high-strength toughness structural steel Q550D(E) and production method thereof |
| 05/11/2011 | CN102051462A Hot-rolling coiling temperature dynamic-control metallurgical method |
| 05/11/2011 | CN102051461A Surface strengthening method for magnetic yoke pull rod |
| 05/11/2011 | CN102051460A Corrosion-resistance optimizing treatment process for Cr-Ni type stainless steel and corrosion-resistant plate |
| 05/11/2011 | CN101724791B Middle and high temperature super-thick steel plate with excellent radiation resistance and manufacturing method thereof |
| 05/11/2011 | CN101713047B Cr-contained non-oriented electrical steel and production method thereof |
| 05/11/2011 | CN101660105B High-strength extra-thick quenched and tempered steel plate with good obdurability matching and manufacturing method thereof |
| 05/11/2011 | CN101660100B Super-thick quenched and tempered steel plate with good obdurability matching, and manufacturing method thereof |
| 05/11/2011 | CN101643881B Method for producing silicon steel with orientedgrain including copper |
| 05/11/2011 | CN101563470B Method for manufacturing tool steel |
| 05/11/2011 | CN101555571B High-strength high-toughness alloy steel and production method thereof |
| 05/11/2011 | CN101487101B Steel for CT70 grade coiled tubing and method of manufacturing the same |
| 05/11/2011 | CN101440462B Economical long service life material for mechanical press forging die and manufacturing method thereof |
| 05/11/2011 | CN101289730B Preparation method for 110ksi high grade steel and high CO2-corrosion resistant tubing and casing and the tubing and casing |
| 05/11/2011 | CN101270441B Economy type X80 pipeline steel and producing method thereof |
| 05/10/2011 | US7938917 Obtaining a dynamic enthalpy defined by a formula with an untransformed fraction of austenite in accordance with a target temperature pattern, and using a gradient of this dynamic enthalpy with respect to temperature as a dynamic specific heat to predict and controlling the temperature |
| 05/10/2011 | CA2627538C Method and device for the continuous creation of a bainite structure in a carbon steel, particularly in a strip steel |
| 05/10/2011 | CA2506353C Weldable steel building component and method for making same |
| 05/10/2011 | CA2506352C Weldable steel building component and method for making same |
| 05/05/2011 | WO2011052654A1 Ferrous metal sheet and manufacturing method therefor |
| 05/05/2011 | WO2011052095A1 Steel plate for line pipes with excellent strength and ductility and process for production of same |
| 05/05/2011 | US20110100516 Bake Hardening Steel with Excellent Surface Properties and Resistance to Secondary Work Embrittlement, and Preparation Method Thereof |
| 05/05/2011 | CA2756409A1 Steel plate for line pipe excellent in strength and ductility and method of production of same |
| 05/04/2011 | CN102046829A High-strength hot-rolled steel sheet for line pipe excellent in low-temperature toughness and ductile-fracture-stopping performance and process for producing the same |
| 05/04/2011 | CN102046827A Method for manufacturing very high strength, cold-rolled, dual phase steel sheets, and sheets thus produced |
| 05/04/2011 | CN102046826A Steel for heat treatment |
| 05/04/2011 | CN102042297A Alloy steel hollow car axle and manufacturing process thereof |
| 05/04/2011 | CN102041459A Steel plate HT690 capable of being subjected to high heat input welding and manufacturing method thereof |
| 05/04/2011 | CN102041457A Austenitic stainless steel |
| 05/04/2011 | CN102041455A Stainless steel for heat exchanger welded pipe and manufacturing method thereof |
| 05/04/2011 | CN102041452A Medium chromium ferrite stainless steel and making method thereof |
| 05/04/2011 | CN102041449A Method for improving electromagnetic performance of oriented electric steel by low-temperature plate blank heating process |