| Patents for C21D 8 - Modifying the physical properties by deformation combined with, or followed by, heat treatment (18,654) |
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| 04/11/2013 | US20130087254 High strength hot-rolled steel sheet having excellent stretch-flange formability and method for manufacturing the same |
| 04/11/2013 | US20130087253 High strength steel sheet and method for manufacturing the same |
| 04/11/2013 | US20130087252 High-strength hot-rolled steel sheet having excellent formability and method for manufacturing the same |
| 04/11/2013 | US20130087249 Method for manufacturing grain oriented electrical steel sheet |
| 04/11/2013 | DE102011114889A1 Method for targeted modification of microstructure of metals in semi-finished workpiece/component in solid state, involves heating metal, while initiating parallel action of electrically oscillating signals at defined signal waveform |
| 04/10/2013 | EP2578716A1 Steel rail and production method thereof |
| 04/10/2013 | EP2578713A1 Seamless steel pipe for line pipe and method for producing the same |
| 04/10/2013 | EP2578706A1 Process for production of unidirectional electromagnetic steel sheet |
| 04/10/2013 | EP2578705A1 Process for producing steel pipe for air bag |
| 04/10/2013 | EP2576848A1 Method for producing a hot-rolled steel product, and a hot-rolled steel |
| 04/10/2013 | CN103038383A Hot-rolled steel sheet, cold-rolled steel sheet, galvanized steel sheet, and processes for producing these |
| 04/10/2013 | CN103038382A Ultra-high-strength steel bar and method for manufacturing same |
| 04/10/2013 | CN103031498A Manufacture method of extremely thick ocean engineering steel plate with low compression ratio and super high-strength strain age |
| 04/10/2013 | CN103031494A Wear-resistant steel and production method thereof |
| 04/10/2013 | CN103031491A Chromium-free micro-molybdenum high-strength high heat input steel plate and manufacturing method thereof |
| 04/10/2013 | CN103031489A Production method of Q345B steel plate |
| 04/10/2013 | CN103031488A Manufacturing method of hot rolled steel and hot rolled steel |
| 04/10/2013 | CN103031426A Method for improving performance of non-oriented electrical steel efficient and high-grade product |
| 04/10/2013 | CN103031425A Method for producing non-oriented electrical steel coated semi-processed product |
| 04/10/2013 | CN103031424A Production method for non-oriented electrical steel coating semi-technical product |
| 04/10/2013 | CN103031423A Method for improving performance of high-efficiency and high-grade non-oriented electrical steel product |
| 04/10/2013 | CN103031422A Method for producing non-oriented electrical steel coating semi-processed product |
| 04/10/2013 | CN103031421A Production method of non-oriented electrical steel coating semi-processed product |
| 04/10/2013 | CN103031420A Production method of oriented silicon steel with excellent magnetic performance |
| 04/10/2013 | CN103031419A Method for improving performance uniformity of steel roll of Ti microalloyed high strength machinery |
| 04/10/2013 | CN103028920A U-shaped steel bracket repairing reshaping machine for roadway |
| 04/10/2013 | CN103028685A Processing method for high-class bolt |
| 04/10/2013 | CN103028602A Method for rolling magnesium alloy sheet strip |
| 04/10/2013 | CN102168226B Martensite antibacterial stainless steel and manufacturing method thereof |
| 04/09/2013 | US8414716 Cooling method of hot-rolled steel strip |
| 04/09/2013 | US8414715 Method of making ultra high strength steel having good toughness |
| 04/09/2013 | CA2668987C High young's modulus steel sheet and method of production of same |
| 04/09/2013 | CA2488965C Corrosion-resistant austenitic steel alloy |
| 04/04/2013 | WO2013047702A1 Hot coil for line pipe and manufacturing method therefor |
| 04/04/2013 | WO2013047237A1 Stainless steel for cutlery and manufacturing process therefor |
| 04/04/2013 | WO2013046716A1 Directional electromagnetic steel plate and manufacturing method therefor |
| 04/04/2013 | WO2013046678A1 Ingot for bearing and production process |
| 04/04/2013 | WO2013046476A1 High strength steel plate and manufacturing method thereof |
| 04/04/2013 | WO2013046357A1 Nickel steel plate and manufacturing process therefor |
| 04/04/2013 | WO2013045655A1 Process for producing a wear-resistant and corrosion-resistant stainless steel part for a nuclear reactor, corresponding part and corresponding control cluster |
| 04/04/2013 | WO2013045414A1 Twip and nano-twinned austenitic stainless steel and method of producing the same |
| 04/04/2013 | WO2013045339A1 Method for producing a grain-oriented electrical steel strip or sheet intended for electrotechnical applications |
| 04/04/2013 | WO2013044641A1 High-strength and high-toughness steel plate with yield strength being 700 mpa and manufacturing method thereof |
| 04/04/2013 | US20130081741 Method of achieving trip microstructure in steels by means of deformation heat |
| 04/04/2013 | DE102011114691A1 Three-dimensional partial hot-working and subsequently partial hardening of a workpiece, comprises partially heating a workpiece by a heating device to a temperature, which is greater than or equal to the workpiece-specific-temperature |
| 04/04/2013 | CA2849800A1 Twip and nano-twinned austenitic stainless steel and method of producing the same |
| 04/03/2013 | EP2574684A1 TWIP and NANO-twinned austenitic stainless steel and method of producing the same |
| 04/03/2013 | CN202849505U Annealing machine of wire drawing machine |
| 04/03/2013 | CN202849504U Rebar online thermal treatment device |
| 04/03/2013 | CN103025903A Oriented electromagnetic steel plate and production method for same |
| 04/03/2013 | CN103025896A Method for producing unidirectional electromagnetic steel sheet |
| 04/03/2013 | CN103014613A Method for continuous preparation of high-silicon sheet iron by thermal diffusion and high-silicon sheet iron continuous rolling device |
| 04/03/2013 | CN103014570A Production method of aluminum alloy sheet |
| 04/03/2013 | CN103014559A Nickel-saving type double-phase stainless steel and preparation process thereof |
| 04/03/2013 | CN103014554A Low-yield-ratio high-tenacity steel plate and manufacture method thereof |
| 04/03/2013 | CN103014549A High-performance duplex stainless steel and processing method thereof |
| 04/03/2013 | CN103014543A Production process of wear-resistant steel NM400E medium plate |
| 04/03/2013 | CN103014542A One hundred kilogram-grade boron-free and high strength steel plate used for engineering machinery, and manufacturing method thereof |
| 04/03/2013 | CN103014541A 690MPa thick steel plate for ocean engineering and manufacturing method of steel plate |
| 04/03/2013 | CN103014539A High-strength and high-toughness steel plate with 700 Mpa-level yield strength and preparation method of steel plate |
| 04/03/2013 | CN103014534A Cast hot work die steel and processing method thereof |
| 04/03/2013 | CN103014527A Method for preparing aluminum-containing low-temperature bainitic steel |
| 04/03/2013 | CN103014526A Martensitic stainless steel for valve and manufacturing method thereof |
| 04/03/2013 | CN103014524A Preparation method of needle steel |
| 04/03/2013 | CN103014522A Novel low-cost wear-resistant high-strength Q550D steel plate and production method thereof |
| 04/03/2013 | CN103014520A F+P+B type low-yield-ratio and high-strength medium steel plate and production method thereof |
| 04/03/2013 | CN103014519A Excavator silicon-manganese alloy steel bucket tooth cast and processing process thereof |
| 04/03/2013 | CN103014515A High-toughness abrasion-resistant alloy steel for excavator bucket and production process thereof |
| 04/03/2013 | CN103014514A Novel high-chromium ferritic heat-resistant steel and martensite lath refining method |
| 04/03/2013 | CN103014513A Novel wear-resistant low alloy Q345C/D steel plate and production method thereof |
| 04/03/2013 | CN103014512A Pipeline steel and low cost method for rolling pipeline steel |
| 04/03/2013 | CN103014509A Novel low-cost Q345GJC/D steel plate for high-rise buildings and production method of steel plate |
| 04/03/2013 | CN103014508A Steel wire for aerial cable steel core with spanning degree not smaller than 3500m and production method thereof |
| 04/03/2013 | CN103014505A Process for improving solidification quality of high-carbon steel casting blank |
| 04/03/2013 | CN103014503A Normalization-free high-magnetic induction low-iron loss acid etching-resistant non-oriented silicon steel and production method thereof |
| 04/03/2013 | CN103014500A Ultrawide SEDDQ deep-drawing automobile sheet and production method thereof |
| 04/03/2013 | CN103014499A Production method of die casting mould material with long service life |
| 04/03/2013 | CN103014498A 355MPa low-welding-crack-sensitivity steel plate and producing method |
| 04/03/2013 | CN103014495A High-tenacity high-wear-resistance cold-work die steel and processing method thereof |
| 04/03/2013 | CN103014494A Hot rolling steel plate for automobile girder, and manufacturing method thereof |
| 04/03/2013 | CN103014493A Manufacturing technique of steel strip for light fatigue-resistant sole |
| 04/03/2013 | CN103014491A 600MPa low-alloy and high-strength ultra-thick steel plate and producing method thereof |
| 04/03/2013 | CN103014490A Method for producing high-rise building steel plate of low yield ratio |
| 04/03/2013 | CN103014488A Die steel for alloy compression casting and processing method thereof |
| 04/03/2013 | CN103014483A High extended secondary cold-rolled plate and production method thereof |
| 04/03/2013 | CN103014452A 5182 aluminum alloy tab stock substrate and production method thereof |
| 04/03/2013 | CN103014451A Aluminum material of zip-top two-sheet can body and production method thereof |
| 04/03/2013 | CN103014446A Production method of 5052-H22/32 aluminum alloy plate strip |
| 04/03/2013 | CN103014445A 5052 aluminum alloy end stock substrate and production method thereof |
| 04/03/2013 | CN103014425A 1050-H16 aluminum alloy plate strip and production method thereof |
| 04/03/2013 | CN103014424A High-conductivity aluminum alloy wire and preparation method thereof |
| 04/03/2013 | CN103014410A Copper alloy and fabrication method thereof |
| 04/03/2013 | CN103014289A Manufacturing method of forged steel balls |
| 04/03/2013 | CN103014285A Manufacturing method of mirror surface oriented silicon steel with good magnetic performance and annealing parting agent |
| 04/03/2013 | CN103014284A Process for modifying GCr15 steel for manufacturing tapered roller |
| 04/03/2013 | CN103014283A Manufacture method of extremely-thick steel plate for hydropower station through continuous-cast billet |
| 04/03/2013 | CN103014282A Production method of high-strength and good-low-temperature-toughness wind power steel plate |
| 04/03/2013 | CN103014281A Online treatment method for low-alloy high-strength steel plate |
| 04/03/2013 | CN103014280A Machining process capable of improving mechanical strength of thin-walled workpiece |
| 04/03/2013 | CN103014279A Manufacturing method of high-purity spherical pearlite intermediate |