1Comparative Analysis of Hot Metal Pre-desulfurization by Mechanical Mixing Method and Injection MethodSHI ShaohuaMonograph Overview1-3,62Material Selection and Manufacture of Rolling Grinding BallDONG Zhichao, GONG BenkuiMonograph Overview4-63Development of Q370qE High Toughness Steel for Bridge StructuresJU ChuanhuaProduction Technology7-94Development of LG40Cr Steel for Automobile Engine Connecting RodsLIANG Na, DU GuoqiangProduction Technology10-125Development and Production Practice of 35MnBM Steel for Track LinksYUAN Shujun, GE Wenying, OUYANG Zhengrong, LIANG NaProduction Technology13-156Development of Shipbuilding Section with More Than 700 MPa Yield StrengthPEI Jianhua, BI YongjieProduction Technology16-177Application of New Type of BF Hearth in the Medium Blast FurnaceLIU Weiguo, LI Gang, LI PeiyanProduction Technology18-198Installation Technology and Structure Optimization of the Supporting Roller of Rotary Hearth FurnaceSUN Jicai, JIANG LeiProduction Technology20-229Analysis of Defects of Nonconformity in Ultrasonic Flaw Detection on the High Strength Low Alloy Steel PlatesDING Junhong, WANG Zuocheng, ZHANG Ning, WANG JieProduction Technology23-2510Research on Optimization of Sintering Ore Proportioning for Blowing-in Preparing of Blast Furnace of the New District in Dongjiakou of Qingdao SteelAN Xiuwei, ZHENG Xiquan, YANG Xiaojian, WANG Dong, BIAN XiaosongTest Research26-28,3511Numerical Simulations on the Effect of Insertion Depth and Carrier Gas Flow Rate on the Hot Metal Desulfurization by Injecting Granular MagnesiumYANG Xiaoguang, YANG Shishan, LI Zhijie, ZHANG Haitao, LI FugaoTest Research29-3212Influence of Normalizing Control Cooling (NCC) Process on the Microstructure and Properties of Q460C Steel PlatesZHANG PengTest Research33-3513Study on the Microstructure and Property Change in the Thickness Direction of the Ultra Heavy PlatesZHAO YingjieTest Research36-3814Study on Electrochemical Properties of Sm0.5-xBaxSr0.5Co0.8Fe0.2O3-δ-30％ GDC Composite CathodeXUE Fei, QIN ChuanTest Research39-4115Joint Rapid Determination of SiO2, P, CaO, MgO and Al2O3 in Steelmaking DustLI Lingyun, ZHANG Han, MA Fang, FANG SilingTest Research42-4416Study on the Technology of Flue Gas De-nitrification in Coke Oven Thermal Storage ChamberCHEN KesongEnergy Saving and Pollution Reducing45-4617Waste Heat Utilization Technology of Steelmaking Slag Tank-type Hot Disintegrating SteamCHENG Zhihong, SUN Lu, QIN Chuan, JING GuangminEnergy Saving and Pollution Reducing47-4818Reactive Power Compensation Scheme Design for Steel Works Special-purpose TransformerLIU Ming, JIANG Xiaodong, MA QingyuEnergy Saving and Pollution Reducing49-50,5319Master Control System for Jinan Steel 1 700 mm Hot Strip Finishing MillWU Zhongliang, CHEN MinInformation Construction51-5320Automatic Control of Bottom Blowing Stirring Process for Refined-smelting Ladle FurnaceDONG YuehuaInformation Construction54-55 