| Patents for C22C 38 - Ferrous alloys, e.g. steel alloys (43,120) |
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| 05/14/2014 | CN102676947B 一种焊接结构钢及其制造方法 A welding structural steel and its manufacturing method |
| 05/14/2014 | CN102653816B 一种液压缸筒用合金钢管的制备工艺 Preparation of a hydraulic cylinder with steel pipe |
| 05/14/2014 | CN102634727B 一种高韧性工程机械用钢采用tmcp生产的方法 A high toughness steel for engineering machinery produced by the method tmcp |
| 05/14/2014 | CN102615213B 多功能折叠工具锹刀刃加工工艺 Multi-function folding tool shovel blade processing |
| 05/14/2014 | CN102605231B 冶炼铌钢以及冶炼钒钢的方法 Niobium and steel smelting vanadium steel smelting methods |
| 05/14/2014 | CN102534375B 一种N80级含Nb贝氏体油套管用钢及其管材制造方法 One kind of N80 grade Nb bainitic steel casing and tubing manufactured oil-containing |
| 05/14/2014 | CN102528323B 采用预制合金粉末制作的支撑辊堆焊用合金管丝及其制备方法 Alloy powders produced using prefabricated support roller surfacing alloy tube filaments and its preparation method |
| 05/14/2014 | CN102517513B 一种高强度、耐腐蚀、高抗震性能的液压支柱用钢及其生产工艺 A high-strength, corrosion resistance, high seismic performance of steel hydraulic prop and production process |
| 05/14/2014 | CN102517494B 一种风电法兰用钢材及其制备方法 A wind power flange steel and its preparation method |
| 05/14/2014 | CN102378822B 冷加工性、切削性、渗碳淬火后的疲劳特性优良的表面硬化钢及其制造方法 Cold workability, machinability, fatigue characteristics after the carburizing hardening steel excellent in its manufacturing method |
| 05/14/2014 | CN102282633B 软磁性合金薄带及其制造方法以及具有软磁性合金薄带的磁性部件 Soft magnetic alloy strip and its manufacturing method and a magnetic member having a soft magnetic alloy strip |
| 05/14/2014 | CN102176985B 化学转化处理用高加工性高强度钢管及其制造方法 The chemical conversion treatment with a high workability and a manufacturing method of a high strength steel pipe |
| 05/14/2014 | CN102144041B 油井管用马氏体系不锈钢无缝钢管及其制造方法 Martensitic stainless steel seamless OCTG and its manufacturing method |
| 05/14/2014 | CN102086496B 一种Fe-Ni基沉淀强化型奥氏体合金及其制备方法 One kind of Fe-Ni-based alloy austenitic precipitation hardening type and preparation method |
| 05/14/2014 | CN102016096B 低碳马氏体系含Cr钢 Low-carbon martensitic steel containing Cr |
| 05/13/2014 | US8722203 Steel, for hot forming or quenching in a tool, having improved ductility |
| 05/13/2014 | US8721960 High-purity ferritic stainless steels excellent in corrosion resistance and method of production of same |
| 05/13/2014 | US8721808 Ferrite system heat-resistant cast steel and exhaust system component |
| 05/13/2014 | US8721807 Hypereutectoid, head-hardened steel rail |
| 05/08/2014 | WO2014069543A1 Ferritic stainless steel sheet having excellent heat resistance |
| 05/08/2014 | WO2014069467A1 Austenitic stainless steel |
| 05/08/2014 | WO2014069181A1 Rare earth magnet and method for producing same |
| 05/08/2014 | WO2014069068A1 Rolling bearing |
| 05/08/2014 | WO2014068939A1 Hot-pressing steel plate, hot-pressing member and manufacturing method for hot-pressing member |
| 05/08/2014 | WO2014068889A1 Hot-dip galvanized steel sheet |
| 05/08/2014 | WO2014068794A1 Low-alloy steel for oil well pipes which has excellent sulfide stress cracking resistance, and method for manufacturing low-alloy steel for oil well pipes |
| 05/08/2014 | WO2014067795A1 Nickel-free stainless steel alloy |
| 05/08/2014 | US20140127074 Use of a wear-resistant steel component especially as the plow of a construction machine |
| 05/08/2014 | US20140127073 Carburization resistant metal material |
| 05/08/2014 | US20140124102 Ultrahigh-strength wear-resistant steel plate and method of manufacturing the same |
| 05/08/2014 | US20140124101 High-strength hot-rolled steel sheet having excellent local deformability and manufacturing method thereof |
| 05/08/2014 | US20140123682 Magnetic refrigeration material and magnetic refrigeration device |
| 05/07/2014 | EP2728032A2 Plated steel sheet having plated layer with excellent stability for hot press molding |
| 05/07/2014 | EP2728031A1 Austenitic stainless steel pipe |
| 05/07/2014 | EP2728030A1 Thick-walled high-strength seamless steel pipe with excellent sour resistance for pipe for pipeline, and process for producing same |
| 05/07/2014 | EP2728029A1 High strength hot-rolled steel sheet for welded steel line pipe having excellent souring resistance, and method for producing same |
| 05/07/2014 | EP2728028A1 Edelstahllegierung ohne Nickel |
| 05/07/2014 | EP2728027A1 Heat-hardened steel with excellent crashworthiness and method for manufacturing heat-hardenable parts using same |
| 05/07/2014 | EP2726638A2 Use of a hot gas corrosion-resistant ductile alloy |
| 05/07/2014 | EP2726637A1 Method for manufacturing a high-strength structural steel and a high-strength structural steel product |
| 05/07/2014 | CN103782352A Rtb类稀土磁体粉末、rtb类稀土磁体粉末的制造方法和粘结磁体 Rtb based rare-earth magnet powder, rtb based rare-earth magnet powder and the bonded magnet manufacturing method |
| 05/07/2014 | CN103781932A 冷轧钢板 Cold-rolled steel |
| 05/07/2014 | CN103781931A 双相不锈钢 Duplex stainless steel |
| 05/07/2014 | CN103781930A 生态弹药 Ecological ammunition |
| 05/07/2014 | CN103781920A 铁损特性优异的取向性电磁钢板的制造方法 Producing excellent characteristics of iron loss grain oriented electromagnetic steel sheet |
| 05/07/2014 | CN103779062A 含氧Re-(Fe, TM)-B系烧结磁体及其制造方法 Oxygenated Re- (Fe, TM) -B based sintered magnet and a method for manufacturing |
| 05/07/2014 | CN103779029A 一种高磁导率低铁芯损耗铁硅铝磁粉芯的制备工艺 A high-permeability and low core loss of iron powder cores aluminosilicate Preparation |
| 05/07/2014 | CN103779027A 一种粘结型稀土磁粉及其制备设备 A bonded rare earth magnetic powder and preparation equipment |
| 05/07/2014 | CN103774787A 一种结构性薄壁冷弯构件 A structural cold-formed thin-walled components |
| 05/07/2014 | CN103774510A 一种液压轨枕更换机主机架及其制造方法 A hydraulic sleeper replacement machine main frame and its manufacturing method |
| 05/07/2014 | CN103774063A 一种大口径石油套管及其tmcp生产方法 One kind of large-diameter oil casing and production methods tmcp |
| 05/07/2014 | CN103774062A 一种加工钛合金的刀具合金钢材料及其制备方法 A machining tool steel material and method for Titanium |
| 05/07/2014 | CN103774061A 叶环锻件及其制作工艺 Leaf ring forging its production process |
| 05/07/2014 | CN103774060A 一种345MPa级热轧板卷的生产工艺 Production process for 345MPa grade hot rolled coil |
| 05/07/2014 | CN103774059A 一种预硬型塑胶模具钢 One kind of pre-hardened plastic mold steel |
| 05/07/2014 | CN103774058A 用于高精度kocks导卫总成的导轮制备方法 A method for the preparation of the guide wheel guide assembly of high precision kocks |
| 05/07/2014 | CN103774057A 一种超（超）临界火电机组用新型合金 An ultra (ultra) supercritical thermal power units with new alloy |
| 05/07/2014 | CN103774056A 一种超（超）临界火电机组用新型奥氏体不锈钢 An ultra (ultra) supercritical thermal power units with a new type of austenitic stainless steel |
| 05/07/2014 | CN103774055A 一种高强度高韧性合金钢材料及其制备方法 A high strength and high toughness steel material and preparation method |
| 05/07/2014 | CN103774054A 一种合金螺杆材料及其螺杆的生产工艺 An alloy material and screw the screw production process |
| 05/07/2014 | CN103774053A 一种复合轧辊表面层用高硬度合金钢材料及其制备方法 A composite material of high hardness steel roll surface layer and its preparation method |
| 05/07/2014 | CN103774052A 一种20mm厚高强钢板的制备方法 A method for preparing high-strength steel plate 20mm thick |
| 05/07/2014 | CN103774051A 一种高强钢 A high strength steel |
| 05/07/2014 | CN103774050A 一种低屈强比高塑性钢 A low yield is high plasticity steel |
| 05/07/2014 | CN103774049A 高韧性高耐磨高铬莱氏体冷作模具钢及其制备方法 High toughness high wear-resistant high-chromium cold work die steel ledeburite its preparation method |
| 05/07/2014 | CN103774048A 沉淀硬化型马氏体不锈钢和使用其的汽轮机长叶片 Precipitation hardening martensitic stainless steel and use their long turbine blades |
| 05/07/2014 | CN103774047A 具有优异的热导性、镜面抛光性和韧性的成型模具用钢 Has excellent thermal conductivity, mirror-polished and toughness of the steel mold |
| 05/07/2014 | CN103774046A 一种耐磨x70管线钢板的生产工艺 A wear-resistant x70 pipeline steel production process |
| 05/07/2014 | CN103774045A 一种钻头用高速工具钢材料及其制备方法 A drill with a high-speed tool steel material and preparation method |
| 05/07/2014 | CN103774044A 一种中碳低合金结构钢及其热处理工艺和装置 A medium carbon steel and low-alloy heat treatment process and apparatus |
| 05/07/2014 | CN103774043A 汽车侧围外板用热镀锌钢板及其生产方法 Car side wall outer panel with galvanized steel and its production method |
| 05/07/2014 | CN103774042A 一种薄板坯连铸连轧高磁感取向硅钢及其制备方法 Of a thin slab casting and rolling high magnetic induction oriented silicon steel and its preparation method |
| 05/07/2014 | CN103774041A 抗拉强度≥1100MPa的薄带连铸经济性高强捆带及其制造方法 Thin strip casting tensile strength ≥1100MPa of high-strength strapping economy and its manufacturing method |
| 05/07/2014 | CN103774040A Psb830精轧螺纹钢筋及含钒钛铁水冶炼该钢筋的工艺 Psb830 finishing twisted steel and vanadium-titanium-iron water of the steel smelting process |
| 05/07/2014 | CN103774039A 一种焊接气瓶用钢热轧板卷制造工艺 A welding gas cylinder steel hot rolled coil manufacturing process |
| 05/07/2014 | CN103774038A 一种结构钢的制造方法 A method of manufacturing a structural steel |
| 05/07/2014 | CN103774037A 一种低成本结构钢 A low-cost structural steel |
| 05/07/2014 | CN103774036A 纳米扩散-还原法制备钕铁硼的方法 Nano-proliferation - reduction method for preparation of NdFeB |
| 05/07/2014 | CN103773937A 圆柱状部件的热处理方法 A cylindrical member of heat-treatment method |
| 05/07/2014 | CN103773935A 一种40mm厚低屈强比高塑性钢板的轧制工艺 Rolling process for low yield ratio 40mm thick plastic steel |
| 05/07/2014 | CN103769812A 一种奥氏体不锈钢炉管的生产方法 An austenitic stainless steel production process furnace tubes |
| 05/07/2014 | CN103769765A 一种含Mo、Cr元素陶瓷相的耐磨堆焊合金及其制备工艺 A Mo, hardfacing alloys and preparation process of Cr-containing ceramic phase |
| 05/07/2014 | CN103769424A 炉卷轧机钢板表面红色氧化铁皮的控制方法 The control method Steckel mill steel surface of red iron oxide |
| 05/07/2014 | CN103008649B 一种电动工具用混合粉及其制备方法 A power tool with a mixed powder and its preparation method |
| 05/07/2014 | CN102912240B 激光熔覆制备高硼抗磨合金方法 Preparation wear high boron alloy laser cladding method |
| 05/07/2014 | CN102912236B 一种高性能耐磨热作模具钢及其制备工艺 A high performance wearable hot work die steel and preparation process |
| 05/07/2014 | CN102776443B 一种420MPa级别低合金高强度特厚钢板及其制造方法 One kind of 420MPa grade high strength low alloy special steel plate and its manufacturing method |
| 05/07/2014 | CN102766815B 7Cr17MoV不锈钢带钢及其制造方法 7Cr17MoV stainless steel strip and its manufacturing method |
| 05/07/2014 | CN102605285B 一种奥氏体不锈钢及其制造方法 One kind of austenitic stainless steel and its manufacturing method |
| 05/07/2014 | CN102605284B 一种双相不锈钢及其制造方法 One kind of duplex stainless steel and its manufacturing method |
| 05/07/2014 | CN102605258B 一种马氏体不锈钢及其制造方法 A martensitic stainless steel and its manufacturing method |
| 05/07/2014 | CN102581515B 一种钻杆接头耐磨带用铁基堆焊药芯焊丝 One kind of tool joint wear-resistant iron-based flux-cored welding with |
| 05/07/2014 | CN102560018B 高硬度低铬多元合金铸球油淬热处理工艺 Multiple high hardness and low chromium alloy casting ball oil quenching heat treatment process |
| 05/07/2014 | CN102443739B 烧结阀导承材料及其制备方法 Sintered valve guide material and preparation method |
| 05/07/2014 | CN102409225B 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 |
| 05/07/2014 | CN102400037B 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 |
| 05/07/2014 | CN101248205B 马氏体不锈钢组成、由所述钢制造机械零件的方法和得到的零件 Martensitic stainless steel composition of the steel mechanical parts manufactured by the method and parts obtained by |
| 05/06/2014 | US8715432 Fire-resistant steel superior in weld joint reheat embrittlement resistance and toughness and method of production of same |
| 05/06/2014 | US8715430 High strength steel plate and high strength welded pipe excellent in ductile fracture characteristic and methods of production of same |
| 05/06/2014 | US8715429 Non-heat treated rolled steel and drawn wire rod with excellent toughness, and method for manufacturing the same |