| Patents for C21D 8 - Modifying the physical properties by deformation combined with, or followed by, heat treatment (18,654) |
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| 08/28/2013 | CN103270179A Method of producing non-oriented electrical steel sheet |
| 08/28/2013 | CN103266285A Production method of X80 pipeline steel |
| 08/28/2013 | CN103266282A L415MB steel grade high frequency longitudinal welded pipe and manufacturing method thereof |
| 08/28/2013 | CN103266281A Super double-phase stainless steel tube and production process thereof |
| 08/28/2013 | CN103266279A Rare earth containing H profile steel with high strength and high toughness and production method thereof |
| 08/28/2013 | CN103266278A Quenching and tempering type pipe line steel plate and production method thereof |
| 08/28/2013 | CN103266277A High-alumina 2205 stainless steel and preparation method thereof |
| 08/28/2013 | CN103266274A Ultra-high strength cold-rolled weather-resistant steel plate and manufacturing method thereof |
| 08/28/2013 | CN103266269A HB500 grade hot continuous rolling high strength wear-resisting steel and production method thereof |
| 08/28/2013 | CN103266267A Manufacturing method of 08Ni3DR steel thick plate for low-temperature container |
| 08/28/2013 | CN103266266A Low-grade non-oriented silicon steel produced in continuous casting and rolling processes of sheet billet and preparation method thereof |
| 08/28/2013 | CN103266215A Alloying-based high-silicon thin steel strip and preparation method thereof |
| 08/28/2013 | CN103266214A Online high manganese steel toughening heat treatment method |
| 08/28/2013 | CN103266213A Production method of anti-earthquake steel with ultralow yield point |
| 08/28/2013 | CN103266212A Thermal treatment technology for improving low-temperature impact toughness of 25Cr2Ni4MoV steel forging |
| 08/28/2013 | CN102766747B Manufacturing method of high-strength non-magnetic abrasion-resistant steel |
| 08/28/2013 | CN102341521B 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 |
| 08/28/2013 | CN102212742B Hot-stamping automobile part with flexibly-distributed intensity and control method thereof |
| 08/28/2013 | CN101965414B High-strength steel plate excellent in low-temperature toughness, steel pipe, and processes for production of both |
| 08/27/2013 | US8518195 Heat treatment for producing steel sheet with high strength and ductility |
| 08/27/2013 | US8518194 Magnetic article and method for producing a magnetic article |
| 08/27/2013 | US8518191 Bake-hardenable cold rolled steel sheet with superior strength, galvannealed steel sheet using the cold rolled steel and method for manufacturing the cold rolled steel sheet |
| 08/22/2013 | WO2013120714A1 Cooling of coated sheet metal strip |
| 08/22/2013 | WO2013120146A1 Casting iron based speciality alloy |
| 08/22/2013 | US20130213534 Heat-treated steel material, method for producing same, and base steel material for same |
| 08/22/2013 | US20130213531 Method for producing alloy |
| 08/22/2013 | US20130213529 High-strength cold rolled steel sheet having excellent deep drawability and bake hardenability and method for manufacturing the same |
| 08/21/2013 | EP2628807A1 Tempered pin-shaped connection element and method for producing same |
| 08/21/2013 | EP2627790A1 Method of hot forming a steel blank and the hot formed part |
| 08/21/2013 | EP2627789A1 A steel strip composite and a method for making the same |
| 08/21/2013 | CN103261465A Hot-dip zinc-plated steel sheet and process for production thereof |
| 08/21/2013 | CN103261464A Hot-rolled or cold-olled steel plate, method for manufacturing same, and use thereof in the automotive industry |
| 08/21/2013 | CN103261463A High-strength non-oriented magnetic steel sheet |
| 08/21/2013 | CN103261451A Process for producing steel pipe for air bag |
| 08/21/2013 | CN103255421A Production method of high elasticity stainless steel belt for touch switch |
| 08/21/2013 | CN103255358A High strength anti-seismic reinforcing steel bar and production method thereof |
| 08/21/2013 | CN103255354A Steel for composite microalloying welding wire and preparation method thereof |
| 08/21/2013 | CN103255353A Rolling process of vanadium-containing weather-resistant hot rolled H-shaped steel having yield strength of 450 MPa |
| 08/21/2013 | CN103255349A Small-size 600MPa-level aseimatic twisted steel and manufacturing method thereof |
| 08/21/2013 | CN103255345A 80ksi-steel-grade hydrogen sulfide stress corrosion resistant petroleum casing pipe and manufacturing method thereof |
| 08/21/2013 | CN103255344A 245MPa-level gathering line pipe and manufacturing method thereof |
| 08/21/2013 | CN103255342A 600Mpa-grade high-strength hot continuous rolling structural steel and manufacturing method thereof |
| 08/21/2013 | CN103255341A High-strength and high-toughness hot-rolled wear-resistant steel and preparation method thereof |
| 08/21/2013 | CN103255340A Vehicle high strength and toughness hot-forming steel plate and preparation method thereof |
| 08/21/2013 | CN103255339A 700 DEG C high temperature resistance offshore platform steel and production method thereof |
| 08/21/2013 | CN103255338A Method for enhancing hot-rolled Gaussian texture of double-roller ribbon continuous casting oriented silicon steel |
| 08/21/2013 | CN103255337A Production method of low-cost easily-welded steel |
| 08/21/2013 | CN103255279A Heat treatment process of steel wire |
| 08/21/2013 | CN103255274A Production method of general oriented silicon steel with twice cold rolling changed into one time cold rolling |
| 08/21/2013 | CN102787227B Rapid hydrogen diffusion treatment method for nitrogen alloying anti-corrosion die steel |
| 08/21/2013 | CN102644036B High-strength reinforcing steel bar with spiral fins and processing method of high-strength reinforcing steel bar |
| 08/21/2013 | CN102618802B Ultrafine grained dual-phase steel material and production method thereof |
| 08/21/2013 | CN102586562B Production process for shock-proof disaster-relieving hot rolled transformation-induced plasticity (TRIP) steel plates |
| 08/21/2013 | CN102560043B Heat treatment process for large 35CrMo steel axis forgings |
| 08/20/2013 | US8512487 Seamless expandable oil country tubular goods and manufacturing method thereof |
| 08/20/2013 | CA2656637C High-tensile strength welded steel tube for structural parts of automobiles and method of producing the same |
| 08/15/2013 | WO2013117953A1 Process for making a steel part, and steel part so obtained |
| 08/15/2013 | US20130209833 Hot-rolled or cold-rolled steel plate, method for manufacturing same, and use thereof in the automotive industry |
| 08/15/2013 | US20130206289 High-strength hot-rolled steel sheet having excellent formability and method for manufacturing the same |
| 08/14/2013 | EP2625319A1 Process for producing an iron-tin layer on a packaging steel substrate |
| 08/14/2013 | EP2625298A1 Method for producing an insulation coating on a grain-oriented electrical steel flat product and electrical steel flat product coated with such an insulation coating |
| 08/14/2013 | DE102012002642B4 Warmband zur Herstellung eines Elektroblechs und Verfahren hierzu Hot-rolled strip for producing a magnetic steel sheet and method for this |
| 08/14/2013 | CN103249855A Steel sheet for bottom covers of aerosol cans and method for producing same |
| 08/14/2013 | CN103249854A Thick-walled electric-esistance-welded steel pipe and process for producing same |
| 08/14/2013 | CN103249847A Method for manufacturing high-strength cold-rolled/hot-rolled trip steel having a tensile strength of 590 mpa grade, superior workability, and low mechanical-property deviation |
| 08/14/2013 | CN103243279A Urea-class stainless steel pipe and production process thereof |
| 08/14/2013 | CN103243278A X90 pipeline steel and production method thereof |
| 08/14/2013 | CN103243277A HB 400 grade crack-resisting martensite wear-resistant steel with high strength and production method |
| 08/14/2013 | CN103243272A Rolling process of vanadium-containing weather-resistant hot-rolling H-shaped steel with yield strength of 500 MPa |
| 08/14/2013 | CN103243270A Novel low-cost, wear-resistant and high-strength Q460B steel plate and production method thereof |
| 08/14/2013 | CN103243268A High-quality H13 rear earth mold steel and production method thereof |
| 08/14/2013 | CN103243262A High-strength hot rolled steel plate roll for automobile wheels as well as preparation method thereof |
| 08/14/2013 | CN103243261A Fire-resistant steel of ocean platform with excellent anti-fatigue performance and production method thereof |
| 08/14/2013 | CN103243260A Deep-stamping dual-phase steel and production method thereof |
| 08/14/2013 | CN102459656B Process for producing thick high-strength steel plate with excellent toughness of heat-affected zone in high heat input welding and thick high-strength steel plate with excellent toughness of heat-affected zone in high heat input welding |
| 08/14/2013 | CN102424932B Production method of hot-rolled 500N Australian standard steel bar |
| 08/14/2013 | CN102319734B Method for effectively controlling small pockmark defects on surface of medium plate |
| 08/14/2013 | CN102312157B Cold-rolled TRIP steel at over 1000 MPa and preparation method thereof |
| 08/14/2013 | CN102162104B Method for preparing high silicon steel thin plate |
| 08/14/2013 | CN101802233B Dual-phase steel, flat product made of such dual-phase steel and method for producing flat product |
| 08/13/2013 | US8506731 Method for coating a hot-rolled or cold-rolled steel flat product containing 6-30 wt% Mn |
| 08/08/2013 | US20130199679 Method for manufacturing ultra high strength member and method for using the same |
| 08/08/2013 | US20130199678 High strength hot-rolled steel sheet and method for manufacturing the same |
| 08/08/2013 | US20130199676 Method for manufacturing hot stamped body having vertical wall and hot stamped body having vertical wall |
| 08/08/2013 | US20130199675 Manufacture method of high-efficiency non-oriented silicon steel with excellent magnetic performance |
| 08/08/2013 | DE102012002642A1 Warmband zur Herstellung eines Elektroblechs und Verfahren hierzu Hot-rolled strip for producing a magnetic steel sheet and method for this |
| 08/08/2013 | DE102011056444A1 Verfahren und Vorrichtung zum partiellen Härten von Blechbauteilen Method and apparatus for partial hardening of sheet metal parts |
| 08/07/2013 | EP2623634A1 Oriented electromagnetic steel plate |
| 08/07/2013 | EP2623633A1 Oriented electromagnetic steel plate |
| 08/07/2013 | EP2623627A1 Case hardened steel and method for producing same |
| 08/07/2013 | EP2623626A1 Non-oriented electric steel plate without corrugated fault and production method thereof |
| 08/07/2013 | EP2623625A2 Steel plate for line pipe, having excellent hydrogen induced crack resistance, and preparation method thereof |
| 08/07/2013 | EP2623624A1 Austenite high-manganese stainless steel, manufacturing method therefor, and member using said steel |
| 08/07/2013 | EP2623621A1 Production method of grain-oriented silicon steel with high magnetic flux density |
| 08/07/2013 | CN103237907A Hot rolling method for silicon-ontaining steel slab |
| 08/07/2013 | CN103237906A Method for manufacturing high-strength cold-rolled/hot-rolled DP steel having a tensile strength grade of 590 MPa and excellent workability, as well as little deviation in the material properties thereof |
| 08/07/2013 | CN103237905A Multi-phase steel, cold-rolled flat product produced from a multi-phase steel of this type, and method for producing it |
| 08/07/2013 | CN103233190A Method for preparing semisolid blank |
| 08/07/2013 | CN103233185A Steel for X100 pipeline and production method thereof |
| 08/07/2013 | CN103233183A Ultrahigh-strength steel plate steel plate with yield strength of 960MPa-level, and manufacturing method thereof |