| Patents for C21D 8 - Modifying the physical properties by deformation combined with, or followed by, heat treatment (18,654) |
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| 12/10/2014 | CN104203486A 方向性电磁钢板及其制造方法 Oriented electrical steel sheet and manufacturing method thereof |
| 12/10/2014 | CN104195467A 一种稀土元素汽车支架钢材料及其制造工艺 An automobile steel bracket REE and manufacturing processes |
| 12/10/2014 | CN104195466A 一种钻头用合金钢及其制造方法 A drill with a steel and manufacturing method thereof |
| 12/10/2014 | CN104195462A 一种超高强度铸钢及其制造方法 An ultra-high strength steel and its manufacturing method |
| 12/10/2014 | CN104195458A 一种低相对磁导率的不锈钢热轧板及其制备方法 Stainless steel hot-rolled sheet and method for preparing low relative permeability |
| 12/10/2014 | CN104195457A 一种汽轮机叶片及其锻造工艺 Steam turbine blades and the forging process |
| 12/10/2014 | CN104195455A 一种基于碳配分原理的热冲压烘烤韧化钢及其加工方法 Based on the principle of carbon partitioning toughened steel baking hot stamping and processing methods |
| 12/10/2014 | CN104195451A 一种中铬铁素体不锈钢及其制造方法 Chromium ferritic stainless steel one and its manufacturing method |
| 12/10/2014 | CN104195443A 汽车用高抗弯性能热成形钢及其制造方法 Car shaped steel and manufacturing method of high performance thermal bending |
| 12/10/2014 | CN104195442A 一种耐磨低碳汽车用钢材料及其制造工艺 A wear-resistant carbon steel materials and automobile manufacturing process |
| 12/10/2014 | CN104195439A 一种厚规格热轧双相钢板及制造方法 Of thick gauge hot-rolled dual-phase steel and manufacturing method |
| 12/10/2014 | CN104195437A 抗拉强度590MPa级搅拌罐用钢及其生产方法 Tensile strength of 590MPa grade steel mixing tank and production method |
| 12/10/2014 | CN104195434A 抗拉强度390MPa级轿车内部结构件用热镀锌高强钢及其生产方法 Tensile strength of 390MPa Class sedan internal structure with galvanized high-strength steel and its production method |
| 12/10/2014 | CN104195433A 一种高强韧性珠光体钢轨及其生产方法 A high strength and toughness of the pearlite rail and its production method |
| 12/10/2014 | CN104195430A 冷轧钢板及其制备方法和热镀锌钢板及其制备方法 Cold rolled steel and galvanized steel preparation and its preparation method |
| 12/10/2014 | CN104195429A 低屈强比低裂纹敏感性q550cf调质钢及生产方法 Lower yield than the low crack sensitivity q550cf quenched and tempered steel and production methods |
| 12/10/2014 | CN104195428A 一种含V低碳高强5Ni钢中厚板及其制造方法 A V 5Ni steel plate and high-strength carbon-containing manufacturing |
| 12/10/2014 | CN104195427A 一种低铁损高磁感无取向硅钢及生产方法 A low iron loss non-oriented silicon steel with high magnetic induction and production methods |
| 12/10/2014 | CN104195426A 一种半工艺无取向硅钢及其制造方法 A semi-processed non-oriented silicon steel and its manufacturing method |
| 12/10/2014 | CN104195308A 利于减小热处理裂纹的合金钢轴承座加工方法 Help reduce the heat treatment of steel crack bearing processing method |
| 12/10/2014 | CN104195307A 一种发电机护环的径向环形轧制方法 Radial ring rolling method of the generator retaining rings |
| 12/10/2014 | CN104195306A 一种重型卡车盘式制动器制动盘热处理强化设备 A heavy duty truck disc brake disc heat strengthened Equipment |
| 12/10/2014 | CN104191174A 一种前下弧甲板的热弯曲-淬火复合成型工艺 Hot bending a front deck under the arc - quenching composite molding process |
| 12/10/2014 | CN104190740A 热轧无缝钢管管坯的生产方法 Hot-rolled seamless steel tube production methods |
| 12/10/2014 | CN103333997B H13模具钢的退火热处理方法 Annealing method H13 tool steel |
| 12/10/2014 | CN103290311B 一种民用高档防盗门板的制备方法 Preparation of a civilian-grade security door |
| 12/10/2014 | CN103255337B 一种低成本易焊接钢的生产方法 Easy to produce a low-cost method for welding steel |
| 12/10/2014 | CN103237907B 含硅钢坯料的热轧方法 Hot-rolled silicon steel billet containing method |
| 12/10/2014 | CN103173691B 一种升船机安全机构锁定块及其制造工艺 One kind of ship lift safety mechanism locks the block and its manufacturing process |
| 12/10/2014 | CN103147021B 一种马氏体不锈钢锻件及其锻轧热处理一体化生产工艺 A martensitic stainless steel forgings and wrought heat integrated production process |
| 12/10/2014 | CN102978534B 一种高强度高韧性合金钢的制造方法 A method for producing high strength and high toughness steels |
| 12/10/2014 | CN102943203B 屈服强度为700MPa级的热轧H型钢及其制备方法 Yield strength of 700MPa grade hot-rolled H-beam and its preparation method |
| 12/10/2014 | CN102925793B 一种磁感≥1．8t的无取向电工钢及其生产方法 Non-oriented electrical steel and production method of a magnetic induction ≥1.8t |
| 12/10/2014 | CN102847734B 一种冷挤压用18CrNi8盘卷冷拔材制造方法及其产品 A cold extrusion 18CrNi8 coil drawing materials and product manufacturing method |
| 12/10/2014 | CN102839319B 1100MPa级高强度钢及其生产方法 1100MPa grade high strength steel and its production method |
| 12/10/2014 | CN102482726B 轧机的感应炉的控制和／或调节方法，轧机的控制和／或调节装置和用于轧制轧件的轧机 Rolling mill induction furnace control and / or adjustment method, the rolling mill control and / or regulating means and means for rolling a member |
| 12/04/2014 | US20140352852 Hot rolled high tensile strength steel sheet and method for manufacturing same |
| 12/04/2014 | US20140352850 Cold-rolled steel sheet, plated steel sheet, and method for manufacturing the same |
| 12/04/2014 | US20140352849 Grain-oriented electrical steel sheet |
| 12/04/2014 | US20140352836 High-strength seamless steel pipe for oil well use having excellent resistance to sulfide stress cracking |
| 12/02/2014 | US8900688 Grain oriented electrical steel sheet and method of producing grain oriented electrical steel sheet |
| 12/02/2014 | US8900383 Method of producing a high tenacity metal wire material |
| 12/02/2014 | US8900380 Low-chromium stainless steel excellent in corrosion resistance of weld |
| 12/02/2014 | US8899087 High strength, high carbon steel wire and method of producing the same |
| 11/27/2014 | US20140345756 Martensitic alloy component and process of forming a martensitic alloy component |
| 11/27/2014 | US20140345753 System and method for hot-forming blanks |
| 11/25/2014 | US8894779 Bearing steel being excellent both in post spheroidizing-annealing workability and in post quenching-tempering hydrogen fatigue resistance property |
| 11/20/2014 | US20140342185 Cold rolled steel sheet and method for producing cold rolled steel sheet |
| 11/20/2014 | US20140342184 High-strength steel sheet and method for manufacturing same |
| 11/20/2014 | US20140338802 Press-forming product manufacturing method and press-forming facility |
| 11/20/2014 | US20140338801 High-strength hot-rolled steel sheet and method for producing same |
| 11/20/2014 | US20140338800 Austenitic stainless steel product and a method for manufacturing same |
| 11/20/2014 | US20140338796 Stainless Steel Having Superior Surface Quality and Moldability for Fuel Cell Divider Sheet, and Method for Manufacturing Same |
| 11/20/2014 | US20140338794 Method of producing grain-oriented electrical steel sheet having excellent iron loss properties |
| 11/18/2014 | US8889264 Hot dip plated high strength steel sheet for press forming use superior in low temperature toughness |
| 11/18/2014 | US8888934 Method for producing a formed steel part having a predominantly ferritic-bainitic structure |
| 11/18/2014 | US8888933 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 |
| 11/13/2014 | US20140335374 High tensile strength galvanized steel sheets excellent in formability and methods of manufacturing the same |
| 11/13/2014 | US20140332123 High-strength steel sheet and method for producing the same |
| 11/13/2014 | US20140332122 High carbon hot rolled steel sheet and method for manufacturing the same (as amended) |
| 11/13/2014 | US20140332119 High strength cold rolled steel sheet with high yield ratio and method for producing the same |
| 11/13/2014 | US20140332117 High-mn austenitic stainless steel and a producing method of high-mn austenitic stainless steel sheet |
| 11/11/2014 | US8883306 Cold drawn low carbon steel filament and method of manufacturing said filament |
| 11/11/2014 | US8882942 Ni-added steel plate and method of manufacturing the same |
| 11/11/2014 | US8882938 High strength hot dip galvanised steel strip |
| 11/11/2014 | US8882936 High-tensile steel with excellent weldability and toughness and with tensile strength of 550 MPa class or more and method of production of the same |
| 11/06/2014 | US20140327272 Method for creating a hardened steel assembly |
| 11/06/2014 | US20140326369 Steel for mechanical structure for cold working, and method for manufacturing same |
| 11/06/2014 | US20140326364 Electrical steel processing without a post cold-rolling intermediate anneal |
| 11/04/2014 | US8877121 Corrosion resistant lean austenitic stainless steel |
| 11/04/2014 | US8876987 High-strength steel sheet and method for manufacturing same |
| 11/04/2014 | US8876451 High-strength bolt |
| 10/30/2014 | US20140318672 High strength hot rolled steel sheet for line pipe use excellent in low temperature toughness and ductile fracture arrest performance and method of production of same |
| 10/28/2014 | US8871040 High ballistic strength martensitic armour steel alloy |
| 10/28/2014 | US8871039 Thick welded steel pipe excellent in low temperature toughness, manufacturing method of thick welded steel pipe excellent in low temperature toughness, and steel plate for manufacturing thick welded steel pipe |
| 10/28/2014 | US8871035 Process for the production of grain-oriented magnetic sheet starting from thin slab |
| 10/23/2014 | US20140312009 Device to improve iron loss properties of grain-oriented electrical steel sheet |
| 10/23/2014 | US20140311632 Method for producing steel tube for air bag |
| 10/23/2014 | US20140311631 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 |
| 10/23/2014 | US20140311629 Process for the production of grain-oriented magnetic sheet with a high level of cold reduction |
| 10/21/2014 | US8864922 Method for manufacturing a precipitation-hardening cold-rolled steel sheet having excellent yield ratios |
| 10/21/2014 | US8864921 Method for annealing a strip of steel having a variable thickness in length direction |
| 10/16/2014 | US20140308156 Steel sheet for warm press forming, warm-pressed member, and manufacturing methods thereof |
| 10/16/2014 | US20140305553 High-strength cold-rolled steel sheet having small variations in strength and ductility and manufacturing method for the same |
| 10/16/2014 | US20140305550 High strength hot rolled steel sheet and method for producing the same |
| 10/14/2014 | US8859095 High-carbon steel wire rod exhibiting excellent workability |
| 10/14/2014 | US8858735 High-strength press hardened article, and manufacturing method therefor |
| 10/09/2014 | WO2014162680A1 Hot-rolled steel sheet and method for manufacturing same |
| 10/09/2014 | US20140299239 Stainless steel and method for manufacturing same |
| 10/09/2014 | US20140299238 Hot-rolled steel sheet and method for producing same |
| 10/09/2014 | US20140299237 Method for manufacturing a high-strength structural steel and a high-strength structural steel product |
| 10/09/2014 | US20140299236 High strength medium wall quenched and tempered seamless steel pipes and related method for manufacturing said steel pipes |
| 10/09/2014 | US20140299235 Heavy wall quenched and tempered seamless steel pipes and related method for manufacturing said steel pipes |
| 10/09/2014 | DE102013103469A1 Verfahren zur Herstellung eines Kraftfahrzeug-Fahrwerksbauteils A method of manufacturing a motor vehicle suspension component |
| 10/09/2014 | DE102012023164B4 Kappenring und Herstellverfahren Cap ring and manufacturing |
| 10/08/2014 | EP2787098A1 Steel material with excellent crashworthiness and manufacturing process therefor |
| 10/08/2014 | EP2787090A1 Method for rolling/drawing nickel-free high-nitrogen stainless steel material, nickel-free high-nitrogen stainless steel seamless thin pipe, and method for producing same |
| 10/08/2014 | EP2787088A2 Method for producing a high strength non-grain-oriented electrical strip, electrical strip and its use |
| 10/07/2014 | US8852367 Method of production of high-strength hollow bodies from multiphase martensitic steels |
| 10/07/2014 | US8852366 Method for producing steel pipe with excellent expandability |