Patents for C21D 8 - Modifying the physical properties by deformation combined with, or followed by, heat treatment (18,654)
04/2012
04/25/2012CN101514427B High strenght steel sheet having superior ductility and method for manufacturing the same
04/24/2012CA2695527C Method for manufacturing high strength hot rolled steel sheet
04/19/2012WO2012048844A1 A steel strip composite and a method for making the same
04/19/2012US20120093679 Method for the production of tools made of alloyed steel and tools in particular for the chip-removing machining of metals
04/19/2012US20120091758 Automobile column and method for producing a hot-formed and press-hardened automobile column
04/19/2012US20120090741 Method for producing a hot-formed and press-hardened metal component
04/19/2012US20120090462 Nitratable steel piston rings and steel cylindrical sleeves, and casting method for the production thereof
04/18/2012EP2441854A1 High strength steel pipe and method for producing same
04/18/2012EP2441852A1 Side-member and method for producing a thermoformed and press-hardened side-member
04/18/2012EP2441851A1 Cross-member and method for producing a thermoformed and press-hardened cross-member
04/18/2012EP2441850A1 Motor vehicle column and method for producing a thermoformed and press-hardened motor vehicle column
04/18/2012EP2060643B1 Steel excelling in toughness at region affected by welding heat
04/18/2012CN102421926A HIC-resistant thick steel sheet and UOE steel pipe
04/18/2012CN102421924A 富含锰和镁的铝带 Rich in manganese and magnesium aluminum
04/18/2012CN102418061A Preparation method for TC2 titanium alloy large-sized plate blanks
04/18/2012CN102418060A Processing method for TC4 titanium alloy large-sized bar
04/18/2012CN102418055A 锅盖型无线电接收器用铝合金板材的生产方法 Used lid radio reception method for producing aluminum sheet
04/18/2012CN102418047A Non-quenched and tempered fatigue-resistant steel plate and manufacturing method thereof
04/18/2012CN102418042A Novel manufacturing process of phi 300 mm-phi 700 mm high-carbon high-chromium cold-working die steel forged round steel
04/18/2012CN102418039A Steel for solid expandable tube used for casing damage patching of oil and gas well and manufacturing method thereof
04/18/2012CN102418037A Hot-rolled H-section steel with lamellar tearing resistance and manufacturing method thereof
04/18/2012CN102418035A 一种含稀土Ce元素的X65管线钢及轧制方法 An X65 pipeline steel and rolling elements including rare earth Ce
04/18/2012CN102418034A 一种高牌号无取向硅钢的生产方法 A high-grade non-oriented silicon steel production methods
04/18/2012CN102418033A Heat-treatment-free high-strength cold heading steel and production method for hot rolled bar of heat-treatment-free high-strength cold heading steel
04/18/2012CN102418032A 一种增强孪晶诱导塑性高锰钢板强塑积的退火制备工艺 Preparation of an enhanced twinning induced plasticity high manganese steel annealing strong plastic product
04/18/2012CN102417961A Method for improving high silicon steel preparation process capability by utilizing high-energy electric pulse
04/18/2012CN102417960A 一种铜包钢线及其生产方法 A copper-clad steel wire and its production method
04/18/2012CN102417959A Method for producing annealing-free hot rolling S50C plate and strip
04/18/2012CN102417958A 一种奥氏体控氮不锈钢厚壁封头的热压成型工艺 An austenitic stainless steel thick head Nitrogen hot press molding process
04/18/2012CN102417957A 1008号钢的热处理工艺 No. 1008 steel heat treatment process
04/18/2012CN102416404A 一种冷轧钢带的生产方法 The method for producing cold rolled steel strip
04/18/2012CN101821418B 高频铁损低的无方向性电磁钢板及其制造方法 High frequency low iron loss non-oriented electrical steel sheet and its manufacturing method
04/17/2012US8157930 High strength; toughness; pipe for oil wells
04/17/2012US8157928 Non-oriented electrical steel sheet and production process thereof
04/12/2012WO2012046779A1 Case hardened steel and method for producing the same
04/12/2012WO2012045791A1 Process for producing an iron-tin layer on a packaging steel substrate
04/12/2012WO2012045613A1 Multi-phase steel, cold-rolled flat product produced from a multi-phase steel of this type, and method for producing it
04/12/2012WO2012045595A1 Multi-phase steel, cold-rolled flat product which is produced from a multi-phase steel of this type, and method for producing it
04/12/2012WO2012045593A1 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
04/12/2012US20120085466 Method For Producing A Steel Component By Hot Forming And Steel Component Produced By Hot Forming
04/12/2012CA2813499A1 Process for producing an iron-tin alloy layer on a packaging steel substrate
04/11/2012EP2439291A1 Multiphase steel, cold rolled flat product produced from this multiphase steel and method for producing same
04/11/2012EP2439290A1 Multiphase steel, cold rolled flat product produced from this multiphase steel and method for producing same
04/11/2012EP2438202A1 Hot forming with inlay material
04/11/2012CN102409277A 一种冷轧纯钛带卷退火前的脱脂卷取方法 A cold-rolled titanium coil winding skimmed before annealing method
04/11/2012CN102409270A 一种大型铝合金环件轧制和电炉固溶处理方法 A large, aluminum ring rolling and solution heat treatment furnace method
04/11/2012CN102409258A Boron-containing high strength hydrogen embrittlement resistant alloy and structural homogeneity control method thereof
04/11/2012CN102409257A 一种奥氏体系耐热钢及其制造方法 An austenitic heat resistant steel and its manufacturing method
04/11/2012CN102409254A Thermal treatment method of steel plate for pressure container
04/11/2012CN102409252A 一种超高强度冷轧钢板及其制造方法 An ultra-high strength cold rolled steel sheet and its manufacturing method
04/11/2012CN102409251A 610MPa级低焊接裂纹敏感性特厚钢板及其制造方法 610MPa grade low welding crack susceptibility thick steel plate and its manufacturing method
04/11/2012CN102409245A 一种高延伸凸缘性能热轧双相钢薄板及其制造方法 A high-performance hot-rolled dual-phase steel flange extending sheet and its manufacturing method
04/11/2012CN102409241A 石油套管用钢、石油套管及其制造方法 Oil casing steel, oil casing and its manufacturing method
04/11/2012CN102409240A 抗硫化氢腐蚀石油钻杆用钢及其制造方法 Hydrogen sulfide corrosion resistant steel drill pipe and its manufacturing method
04/11/2012CN102409238A 42CrMo alloy constructional steel super-thick plate and production method thereof
04/11/2012CN102409234A 焊接裂纹敏感性指数小于0.23的355MPa级低合金钢板的制造方法 Manufacturing method of welding crack sensitivity index of less than 0.23 of 355MPa grade low-alloy steel plate
04/11/2012CN102409230A 一种大线能量焊接热影响区韧性优良的钢板及其制造方法 One kind of large heat HAZ toughness fine steel and its manufacturing method
04/11/2012CN102409229A N80q级别直缝电阻焊石油套管及其制造方法 N80q level straight seam resistance welding oil casing and its manufacturing method
04/11/2012CN102409227A 一种低相对磁导率的热轧带钢及其制备方法 Hot rolled steel sheet and method for preparing low relative permeability
04/11/2012CN102409226A 一种包装用钢带及其生产方法 A package with a strip and its production method
04/11/2012CN102409225A 一种高强度超细晶冷轧if钢及其生产方法 A high-strength cold-rolled if ultrafine-grained steel and production methods
04/11/2012CN102409223A Hot-rolled pickled sheet with low yield ratio and production method thereof
04/11/2012CN102409149A 一种工程机械用厚规格钢板的控制冷却方法 A construction machine control with heavy-gauge steel cooling methods
04/11/2012CN101397626B 高强度高韧性热轧钢板及其生产方法 High strength and toughness rolled steel sheet and its production method
04/10/2012US8152939 Non-heat treated connecting rod and method of manufacturing the same
04/10/2012US8152937 Ferritic stainless steel sheet having superior sulfuric acid corrosion resistance and method for manufacturing the same
04/10/2012CA2676781C High-strength steel sheets excellent in hole-expandability and ductility
04/10/2012CA2489201C Method and device for continuous annealing metallic ribbons
04/05/2012WO2012043984A2 Steel plate for line pipe, having excellent hydrogen induced crack resistance, and preparation method thereof
04/05/2012WO2012043877A1 Austenite high-manganese stainless steel, manufacturing method therefor, and member using said steel
04/05/2012WO2012043074A1 Case hardened steel and method for producing same
04/05/2012WO2012042865A1 Oriented electromagnetic steel plate
04/05/2012WO2012042854A1 Oriented electromagnetic steel plate
04/05/2012WO2012041054A1 Production method of grain-oriented silicon steel with high magnetic flux density
04/05/2012WO2012041053A1 Non-oriented electric steel plate without corrugated fault and production method thereof
04/05/2012CA2810137A1 Grain oriented electrical steel sheet
04/05/2012CA2809756A1 Grain oriented electrical steel sheet
04/04/2012EP2436797A1 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
04/04/2012EP2252722B1 Method for producing a grain-oriented magnetic strip
04/04/2012CN202181323U GCr15轴承钢管坯热轧穿孔后控冷装置 GCr15 bearing steel billet piercing after hot rolling and controlled cooling device
04/04/2012CN102405301A 金属箔 Metal foil
04/04/2012CN102400073A 镍靶坯及靶材的制造方法 The method of manufacturing a nickel target blanks and Target
04/04/2012CN102400072A 一种镁及镁合金板的生产方法 A magnesium and magnesium alloy plate production methods
04/04/2012CN102400059A 一种原油船货油舱用耐腐蚀钢板的生产工艺 One kind of cargo oil tanks of crude oil with a corrosion-resistant steel sheet production process
04/04/2012CN102400056A 一种自动织机的综丝的制备方法 Preparation of an automatic loom healds
04/04/2012CN102400049A 一种490级别建筑结构用耐火钢板及其制造方法 One kind of 490-level fire-resistant steel building structure and its manufacturing method
04/04/2012CN102400048A Cold work roll steel for high-strength steel rolling, cold work roll and its manufacturing method
04/04/2012CN102400047A 一种含稀土石油裂化用无缝钢管的制备方法 A rare petroleum cracking seamless steel preparation containing
04/04/2012CN102400044A 一种铌钛复合微合金化热轧带肋钢筋及其生产方法 One kind of niobium-titanium composite micro-alloyed hot-rolled ribbed steel bars and production method
04/04/2012CN102400043A Large-thickness steel plate for oceaneering and production method thereof
04/04/2012CN102400041A Extra-thick, low-alloy and high-strength Q390D-Z35 steel plate and production method thereof
04/04/2012CN102400040A 一种低温用低碳贝氏体钢热轧卷板及其生产方法 A cryogenic low carbon bainitic steel hot-rolled coil and its production method
04/04/2012CN102400038A 一种热轧双相钢及其生产方法 A hot rolled dual-phase steel and its production method
04/04/2012CN102400037A 一种超高强度包装用钢带及其制备方法 An ultra-high strength steel for packaging and preparation method
04/04/2012CN102400036A 一种高延伸率和高扩孔率的孪晶诱发塑性钢及其制造方法 A twinning reaming high elongation and a high rate of induced plasticity steel and its manufacturing method
04/04/2012CN102399959A 一种减小钢轨脱碳层厚度的方法 A method of reducing the thickness of the decarburized layer of the rail Method
04/04/2012CN102399958A 一种精密连续冷冲模具的整形装置 Die with a precision continuous shaping device
04/04/2012CN102399951A 一种软磁合金的真空热处理工艺 Vacuum heat treatment process of a soft magnetic alloy
04/04/2012CN101743334B 耐磨损性、耐疲劳损伤性及耐延迟断裂性优良的内部高硬度型珠光体钢轨及其制造方法 Wear resistance, fatigue resistance and excellent resistance to delayed fracture internal high hardness type pearlitic rail and its manufacturing method
04/03/2012US8147626 Method for manufacturing high strength steel plate
1 ... 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 ... 187